(() => {

function $parcel$export(e, n, v, s) {
  Object.defineProperty(e, n, {get: v, set: s, enumerable: true, configurable: true});
}

function $parcel$interopDefault(a) {
  return a && a.__esModule ? a.default : a;
}
class $616ebdf1c4998439$export$f1c5f4c9cb95390b {
    constructor(){
        this.chunkedMTU = 16300 // The original 60000 bytes setting does not work when sending data from Firefox to Chrome, which is "cut off" after 16384 bytes and delivered individually.
        ;
        // Binary stuff
        this._dataCount = 1;
        this.chunk = (blob)=>{
            const chunks = [];
            const size = blob.byteLength;
            const total = Math.ceil(size / this.chunkedMTU);
            let index = 0;
            let start = 0;
            while(start < size){
                const end = Math.min(size, start + this.chunkedMTU);
                const b = blob.slice(start, end);
                const chunk = {
                    __peerData: this._dataCount,
                    n: index,
                    data: b,
                    total: total
                };
                chunks.push(chunk);
                start = end;
                index++;
            }
            this._dataCount++;
            return chunks;
        };
    }
}
function $616ebdf1c4998439$export$52c89ebcdc4f53f2(bufs) {
    let size = 0;
    for (const buf of bufs)size += buf.byteLength;
    const result = new Uint8Array(size);
    let offset = 0;
    for (const buf of bufs){
        result.set(buf, offset);
        offset += buf.byteLength;
    }
    return result;
}


class $bf7fb46c6d68ead7$var$$e8379818650e2442$export$93654d4f2d6cd524 {
    append_buffer(data) {
        this.flush();
        this._parts.push(data);
    }
    append(data) {
        this._pieces.push(data);
    }
    flush() {
        if (this._pieces.length > 0) {
            const buf = new Uint8Array(this._pieces);
            this._parts.push(buf);
            this._pieces = [];
        }
    }
    toArrayBuffer() {
        const buffer = [];
        for (const part of this._parts)buffer.push(part);
        return $bf7fb46c6d68ead7$var$$e8379818650e2442$var$concatArrayBuffers(buffer).buffer;
    }
    constructor(){
        this.encoder = new TextEncoder();
        this._pieces = [];
        this._parts = [];
    }
}
function $bf7fb46c6d68ead7$var$$e8379818650e2442$var$concatArrayBuffers(bufs) {
    let size = 0;
    for (const buf of bufs)size += buf.byteLength;
    const result = new Uint8Array(size);
    let offset = 0;
    for (const buf of bufs){
        const view = new Uint8Array(buf.buffer, buf.byteOffset, buf.byteLength);
        result.set(view, offset);
        offset += buf.byteLength;
    }
    return result;
}
function $bf7fb46c6d68ead7$export$417857010dc9287f(data) {
    const unpacker = new $bf7fb46c6d68ead7$var$$0cfd7828ad59115f$var$Unpacker(data);
    return unpacker.unpack();
}
function $bf7fb46c6d68ead7$export$2a703dbb0cb35339(data) {
    const packer = new $bf7fb46c6d68ead7$export$b9ec4b114aa40074();
    const res = packer.pack(data);
    if (res instanceof Promise) return res.then(()=>packer.getBuffer());
    return packer.getBuffer();
}
class $bf7fb46c6d68ead7$var$$0cfd7828ad59115f$var$Unpacker {
    unpack() {
        const type = this.unpack_uint8();
        if (type < 0x80) return type;
        else if ((type ^ 0xe0) < 0x20) return (type ^ 0xe0) - 0x20;
        let size;
        if ((size = type ^ 0xa0) <= 0x0f) return this.unpack_raw(size);
        else if ((size = type ^ 0xb0) <= 0x0f) return this.unpack_string(size);
        else if ((size = type ^ 0x90) <= 0x0f) return this.unpack_array(size);
        else if ((size = type ^ 0x80) <= 0x0f) return this.unpack_map(size);
        switch(type){
            case 0xc0:
                return null;
            case 0xc1:
                return undefined;
            case 0xc2:
                return false;
            case 0xc3:
                return true;
            case 0xca:
                return this.unpack_float();
            case 0xcb:
                return this.unpack_double();
            case 0xcc:
                return this.unpack_uint8();
            case 0xcd:
                return this.unpack_uint16();
            case 0xce:
                return this.unpack_uint32();
            case 0xcf:
                return this.unpack_uint64();
            case 0xd0:
                return this.unpack_int8();
            case 0xd1:
                return this.unpack_int16();
            case 0xd2:
                return this.unpack_int32();
            case 0xd3:
                return this.unpack_int64();
            case 0xd4:
                return undefined;
            case 0xd5:
                return undefined;
            case 0xd6:
                return undefined;
            case 0xd7:
                return undefined;
            case 0xd8:
                size = this.unpack_uint16();
                return this.unpack_string(size);
            case 0xd9:
                size = this.unpack_uint32();
                return this.unpack_string(size);
            case 0xda:
                size = this.unpack_uint16();
                return this.unpack_raw(size);
            case 0xdb:
                size = this.unpack_uint32();
                return this.unpack_raw(size);
            case 0xdc:
                size = this.unpack_uint16();
                return this.unpack_array(size);
            case 0xdd:
                size = this.unpack_uint32();
                return this.unpack_array(size);
            case 0xde:
                size = this.unpack_uint16();
                return this.unpack_map(size);
            case 0xdf:
                size = this.unpack_uint32();
                return this.unpack_map(size);
        }
    }
    unpack_uint8() {
        const byte = this.dataView[this.index] & 0xff;
        this.index++;
        return byte;
    }
    unpack_uint16() {
        const bytes = this.read(2);
        const uint16 = (bytes[0] & 0xff) * 256 + (bytes[1] & 0xff);
        this.index += 2;
        return uint16;
    }
    unpack_uint32() {
        const bytes = this.read(4);
        const uint32 = ((bytes[0] * 256 + bytes[1]) * 256 + bytes[2]) * 256 + bytes[3];
        this.index += 4;
        return uint32;
    }
    unpack_uint64() {
        const bytes = this.read(8);
        const uint64 = ((((((bytes[0] * 256 + bytes[1]) * 256 + bytes[2]) * 256 + bytes[3]) * 256 + bytes[4]) * 256 + bytes[5]) * 256 + bytes[6]) * 256 + bytes[7];
        this.index += 8;
        return uint64;
    }
    unpack_int8() {
        const uint8 = this.unpack_uint8();
        return uint8 < 0x80 ? uint8 : uint8 - 256;
    }
    unpack_int16() {
        const uint16 = this.unpack_uint16();
        return uint16 < 0x8000 ? uint16 : uint16 - 65536;
    }
    unpack_int32() {
        const uint32 = this.unpack_uint32();
        return uint32 < 2 ** 31 ? uint32 : uint32 - 2 ** 32;
    }
    unpack_int64() {
        const uint64 = this.unpack_uint64();
        return uint64 < 2 ** 63 ? uint64 : uint64 - 2 ** 64;
    }
    unpack_raw(size) {
        if (this.length < this.index + size) throw new Error(`BinaryPackFailure: index is out of range ${this.index} ${size} ${this.length}`);
        const buf = this.dataBuffer.slice(this.index, this.index + size);
        this.index += size;
        return buf;
    }
    unpack_string(size) {
        const bytes = this.read(size);
        let i = 0;
        let str = "";
        let c;
        let code;
        while(i < size){
            c = bytes[i];
            // The length of a UTF-8 sequence is specified in the first byte:
            // 0xxxxxxx means length 1,
            // 110xxxxx means length 2,
            // 1110xxxx means length 3,
            // 11110xxx means length 4.
            // 10xxxxxx is for non-initial bytes.
            if (c < 0xa0) {
                // One-byte sequence: bits 0xxxxxxx
                code = c;
                i++;
            } else if ((c ^ 0xc0) < 0x20) {
                // Two-byte sequence: bits 110xxxxx 10xxxxxx
                code = (c & 0x1f) << 6 | bytes[i + 1] & 0x3f;
                i += 2;
            } else if ((c ^ 0xe0) < 0x10) {
                // Three-byte sequence: bits 1110xxxx 10xxxxxx 10xxxxxx
                code = (c & 0x0f) << 12 | (bytes[i + 1] & 0x3f) << 6 | bytes[i + 2] & 0x3f;
                i += 3;
            } else {
                // Four-byte sequence: bits 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx
                code = (c & 0x07) << 18 | (bytes[i + 1] & 0x3f) << 12 | (bytes[i + 2] & 0x3f) << 6 | bytes[i + 3] & 0x3f;
                i += 4;
            }
            str += String.fromCodePoint(code);
        }
        this.index += size;
        return str;
    }
    unpack_array(size) {
        const objects = new Array(size);
        for(let i = 0; i < size; i++)objects[i] = this.unpack();
        return objects;
    }
    unpack_map(size) {
        const map = {};
        for(let i = 0; i < size; i++){
            const key = this.unpack();
            map[key] = this.unpack();
        }
        return map;
    }
    unpack_float() {
        const uint32 = this.unpack_uint32();
        const sign = uint32 >> 31;
        const exp = (uint32 >> 23 & 0xff) - 127;
        const fraction = uint32 & 0x7fffff | 0x800000;
        return (sign === 0 ? 1 : -1) * fraction * 2 ** (exp - 23);
    }
    unpack_double() {
        const h32 = this.unpack_uint32();
        const l32 = this.unpack_uint32();
        const sign = h32 >> 31;
        const exp = (h32 >> 20 & 0x7ff) - 1023;
        const hfrac = h32 & 0xfffff | 0x100000;
        const frac = hfrac * 2 ** (exp - 20) + l32 * 2 ** (exp - 52);
        return (sign === 0 ? 1 : -1) * frac;
    }
    read(length) {
        const j = this.index;
        if (j + length <= this.length) return this.dataView.subarray(j, j + length);
        else throw new Error("BinaryPackFailure: read index out of range");
    }
    constructor(data){
        this.index = 0;
        this.dataBuffer = data;
        this.dataView = new Uint8Array(this.dataBuffer);
        this.length = this.dataBuffer.byteLength;
    }
}
class $bf7fb46c6d68ead7$export$b9ec4b114aa40074 {
    getBuffer() {
        return this._bufferBuilder.toArrayBuffer();
    }
    pack(value) {
        if (typeof value === "string") this.pack_string(value);
        else if (typeof value === "number") {
            if (Math.floor(value) === value) this.pack_integer(value);
            else this.pack_double(value);
        } else if (typeof value === "boolean") {
            if (value === true) this._bufferBuilder.append(0xc3);
            else if (value === false) this._bufferBuilder.append(0xc2);
        } else if (value === undefined) this._bufferBuilder.append(0xc0);
        else if (typeof value === "object") {
            if (value === null) this._bufferBuilder.append(0xc0);
            else {
                const constructor = value.constructor;
                if (value instanceof Array) {
                    const res = this.pack_array(value);
                    if (res instanceof Promise) return res.then(()=>this._bufferBuilder.flush());
                } else if (value instanceof ArrayBuffer) this.pack_bin(new Uint8Array(value));
                else if ("BYTES_PER_ELEMENT" in value) {
                    const v = value;
                    this.pack_bin(new Uint8Array(v.buffer, v.byteOffset, v.byteLength));
                } else if (value instanceof Date) this.pack_string(value.toString());
                else if (value instanceof Blob) return value.arrayBuffer().then((buffer)=>{
                    this.pack_bin(new Uint8Array(buffer));
                    this._bufferBuilder.flush();
                });
                else if (constructor == Object || constructor.toString().startsWith("class")) {
                    const res = this.pack_object(value);
                    if (res instanceof Promise) return res.then(()=>this._bufferBuilder.flush());
                } else throw new Error(`Type "${constructor.toString()}" not yet supported`);
            }
        } else throw new Error(`Type "${typeof value}" not yet supported`);
        this._bufferBuilder.flush();
    }
    pack_bin(blob) {
        const length = blob.length;
        if (length <= 0x0f) this.pack_uint8(0xa0 + length);
        else if (length <= 0xffff) {
            this._bufferBuilder.append(0xda);
            this.pack_uint16(length);
        } else if (length <= 0xffffffff) {
            this._bufferBuilder.append(0xdb);
            this.pack_uint32(length);
        } else throw new Error("Invalid length");
        this._bufferBuilder.append_buffer(blob);
    }
    pack_string(str) {
        const encoded = this._textEncoder.encode(str);
        const length = encoded.length;
        if (length <= 0x0f) this.pack_uint8(0xb0 + length);
        else if (length <= 0xffff) {
            this._bufferBuilder.append(0xd8);
            this.pack_uint16(length);
        } else if (length <= 0xffffffff) {
            this._bufferBuilder.append(0xd9);
            this.pack_uint32(length);
        } else throw new Error("Invalid length");
        this._bufferBuilder.append_buffer(encoded);
    }
    pack_array(ary) {
        const length = ary.length;
        if (length <= 0x0f) this.pack_uint8(0x90 + length);
        else if (length <= 0xffff) {
            this._bufferBuilder.append(0xdc);
            this.pack_uint16(length);
        } else if (length <= 0xffffffff) {
            this._bufferBuilder.append(0xdd);
            this.pack_uint32(length);
        } else throw new Error("Invalid length");
        const packNext = (index)=>{
            if (index < length) {
                const res = this.pack(ary[index]);
                if (res instanceof Promise) return res.then(()=>packNext(index + 1));
                return packNext(index + 1);
            }
        };
        return packNext(0);
    }
    pack_integer(num) {
        if (num >= -32 && num <= 0x7f) this._bufferBuilder.append(num & 0xff);
        else if (num >= 0x00 && num <= 0xff) {
            this._bufferBuilder.append(0xcc);
            this.pack_uint8(num);
        } else if (num >= -128 && num <= 0x7f) {
            this._bufferBuilder.append(0xd0);
            this.pack_int8(num);
        } else if (num >= 0x0000 && num <= 0xffff) {
            this._bufferBuilder.append(0xcd);
            this.pack_uint16(num);
        } else if (num >= -32768 && num <= 0x7fff) {
            this._bufferBuilder.append(0xd1);
            this.pack_int16(num);
        } else if (num >= 0x00000000 && num <= 0xffffffff) {
            this._bufferBuilder.append(0xce);
            this.pack_uint32(num);
        } else if (num >= -2147483648 && num <= 0x7fffffff) {
            this._bufferBuilder.append(0xd2);
            this.pack_int32(num);
        } else if (num >= -9223372036854776000 && num <= 0x7fffffffffffffff) {
            this._bufferBuilder.append(0xd3);
            this.pack_int64(num);
        } else if (num >= 0x0000000000000000 && num <= 0xffffffffffffffff) {
            this._bufferBuilder.append(0xcf);
            this.pack_uint64(num);
        } else throw new Error("Invalid integer");
    }
    pack_double(num) {
        let sign = 0;
        if (num < 0) {
            sign = 1;
            num = -num;
        }
        const exp = Math.floor(Math.log(num) / Math.LN2);
        const frac0 = num / 2 ** exp - 1;
        const frac1 = Math.floor(frac0 * 2 ** 52);
        const b32 = 2 ** 32;
        const h32 = sign << 31 | exp + 1023 << 20 | frac1 / b32 & 0x0fffff;
        const l32 = frac1 % b32;
        this._bufferBuilder.append(0xcb);
        this.pack_int32(h32);
        this.pack_int32(l32);
    }
    pack_object(obj) {
        const keys = Object.keys(obj);
        const length = keys.length;
        if (length <= 0x0f) this.pack_uint8(0x80 + length);
        else if (length <= 0xffff) {
            this._bufferBuilder.append(0xde);
            this.pack_uint16(length);
        } else if (length <= 0xffffffff) {
            this._bufferBuilder.append(0xdf);
            this.pack_uint32(length);
        } else throw new Error("Invalid length");
        const packNext = (index)=>{
            if (index < keys.length) {
                const prop = keys[index];
                // eslint-disable-next-line no-prototype-builtins
                if (obj.hasOwnProperty(prop)) {
                    this.pack(prop);
                    const res = this.pack(obj[prop]);
                    if (res instanceof Promise) return res.then(()=>packNext(index + 1));
                }
                return packNext(index + 1);
            }
        };
        return packNext(0);
    }
    pack_uint8(num) {
        this._bufferBuilder.append(num);
    }
    pack_uint16(num) {
        this._bufferBuilder.append(num >> 8);
        this._bufferBuilder.append(num & 0xff);
    }
    pack_uint32(num) {
        const n = num & 0xffffffff;
        this._bufferBuilder.append((n & 0xff000000) >>> 24);
        this._bufferBuilder.append((n & 0x00ff0000) >>> 16);
        this._bufferBuilder.append((n & 0x0000ff00) >>> 8);
        this._bufferBuilder.append(n & 0x000000ff);
    }
    pack_uint64(num) {
        const high = num / 2 ** 32;
        const low = num % 2 ** 32;
        this._bufferBuilder.append((high & 0xff000000) >>> 24);
        this._bufferBuilder.append((high & 0x00ff0000) >>> 16);
        this._bufferBuilder.append((high & 0x0000ff00) >>> 8);
        this._bufferBuilder.append(high & 0x000000ff);
        this._bufferBuilder.append((low & 0xff000000) >>> 24);
        this._bufferBuilder.append((low & 0x00ff0000) >>> 16);
        this._bufferBuilder.append((low & 0x0000ff00) >>> 8);
        this._bufferBuilder.append(low & 0x000000ff);
    }
    pack_int8(num) {
        this._bufferBuilder.append(num & 0xff);
    }
    pack_int16(num) {
        this._bufferBuilder.append((num & 0xff00) >> 8);
        this._bufferBuilder.append(num & 0xff);
    }
    pack_int32(num) {
        this._bufferBuilder.append(num >>> 24 & 0xff);
        this._bufferBuilder.append((num & 0x00ff0000) >>> 16);
        this._bufferBuilder.append((num & 0x0000ff00) >>> 8);
        this._bufferBuilder.append(num & 0x000000ff);
    }
    pack_int64(num) {
        const high = Math.floor(num / 2 ** 32);
        const low = num % 2 ** 32;
        this._bufferBuilder.append((high & 0xff000000) >>> 24);
        this._bufferBuilder.append((high & 0x00ff0000) >>> 16);
        this._bufferBuilder.append((high & 0x0000ff00) >>> 8);
        this._bufferBuilder.append(high & 0x000000ff);
        this._bufferBuilder.append((low & 0xff000000) >>> 24);
        this._bufferBuilder.append((low & 0x00ff0000) >>> 16);
        this._bufferBuilder.append((low & 0x0000ff00) >>> 8);
        this._bufferBuilder.append(low & 0x000000ff);
    }
    constructor(){
        this._bufferBuilder = new $bf7fb46c6d68ead7$var$$e8379818650e2442$export$93654d4f2d6cd524();
        this._textEncoder = new TextEncoder();
    }
}


/*
 *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree.
 */ /* eslint-env node */ /*
 *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree.
 */ /*
 *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree.
 */ /* eslint-env node */ 'use strict';
let $9fea4db837311579$var$logDisabled_ = true;
let $9fea4db837311579$var$deprecationWarnings_ = true;
function $9fea4db837311579$export$e3c02be309be1f23(uastring, expr, pos) {
    const match = uastring.match(expr);
    return match && match.length >= pos && parseInt(match[pos], 10);
}
function $9fea4db837311579$export$1f48841962b828b1(window1, eventNameToWrap, wrapper) {
    if (!window1.RTCPeerConnection) return;
    const proto = window1.RTCPeerConnection.prototype;
    const nativeAddEventListener = proto.addEventListener;
    proto.addEventListener = function(nativeEventName, cb) {
        if (nativeEventName !== eventNameToWrap) return nativeAddEventListener.apply(this, arguments);
        const wrappedCallback = (e)=>{
            const modifiedEvent = wrapper(e);
            if (modifiedEvent) {
                if (cb.handleEvent) cb.handleEvent(modifiedEvent);
                else cb(modifiedEvent);
            }
        };
        this._eventMap = this._eventMap || {};
        if (!this._eventMap[eventNameToWrap]) this._eventMap[eventNameToWrap] = new Map();
        this._eventMap[eventNameToWrap].set(cb, wrappedCallback);
        return nativeAddEventListener.apply(this, [
            nativeEventName,
            wrappedCallback
        ]);
    };
    const nativeRemoveEventListener = proto.removeEventListener;
    proto.removeEventListener = function(nativeEventName, cb) {
        if (nativeEventName !== eventNameToWrap || !this._eventMap || !this._eventMap[eventNameToWrap]) return nativeRemoveEventListener.apply(this, arguments);
        if (!this._eventMap[eventNameToWrap].has(cb)) return nativeRemoveEventListener.apply(this, arguments);
        const unwrappedCb = this._eventMap[eventNameToWrap].get(cb);
        this._eventMap[eventNameToWrap].delete(cb);
        if (this._eventMap[eventNameToWrap].size === 0) delete this._eventMap[eventNameToWrap];
        if (Object.keys(this._eventMap).length === 0) delete this._eventMap;
        return nativeRemoveEventListener.apply(this, [
            nativeEventName,
            unwrappedCb
        ]);
    };
    Object.defineProperty(proto, 'on' + eventNameToWrap, {
        get () {
            return this['_on' + eventNameToWrap];
        },
        set (cb) {
            if (this['_on' + eventNameToWrap]) {
                this.removeEventListener(eventNameToWrap, this['_on' + eventNameToWrap]);
                delete this['_on' + eventNameToWrap];
            }
            if (cb) this.addEventListener(eventNameToWrap, this['_on' + eventNameToWrap] = cb);
        },
        enumerable: true,
        configurable: true
    });
}
function $9fea4db837311579$export$afbfee8cc06fd3e4(bool) {
    if (typeof bool !== 'boolean') return new Error('Argument type: ' + typeof bool + '. Please use a boolean.');
    $9fea4db837311579$var$logDisabled_ = bool;
    return bool ? 'adapter.js logging disabled' : 'adapter.js logging enabled';
}
function $9fea4db837311579$export$51516be4b019e41e(bool) {
    if (typeof bool !== 'boolean') return new Error('Argument type: ' + typeof bool + '. Please use a boolean.');
    $9fea4db837311579$var$deprecationWarnings_ = !bool;
    return 'adapter.js deprecation warnings ' + (bool ? 'disabled' : 'enabled');
}
function $9fea4db837311579$export$bef1f36f5486a6a3() {
    if (typeof window === 'object') {
        if ($9fea4db837311579$var$logDisabled_) return;
        if (typeof console !== 'undefined' && typeof console.log === 'function') console.log.apply(console, arguments);
    }
}
function $9fea4db837311579$export$cdd73fc4100a6ef4(oldMethod, newMethod) {
    if (!$9fea4db837311579$var$deprecationWarnings_) return;
    console.warn(oldMethod + ' is deprecated, please use ' + newMethod + ' instead.');
}
function $9fea4db837311579$export$2d31490a0c05f094(window1) {
    // Returned result object.
    const result = {
        browser: null,
        version: null
    };
    // Fail early if it's not a browser
    if (typeof window1 === 'undefined' || !window1.navigator || !window1.navigator.userAgent) {
        result.browser = 'Not a browser.';
        return result;
    }
    const { navigator: navigator } = window1;
    // Prefer navigator.userAgentData.
    if (navigator.userAgentData && navigator.userAgentData.brands) {
        const chromium = navigator.userAgentData.brands.find((brand)=>{
            return brand.brand === 'Chromium';
        });
        if (chromium) return {
            browser: 'chrome',
            version: parseInt(chromium.version, 10)
        };
    }
    if (navigator.mozGetUserMedia) {
        result.browser = 'firefox';
        result.version = $9fea4db837311579$export$e3c02be309be1f23(navigator.userAgent, /Firefox\/(\d+)\./, 1);
    } else if (navigator.webkitGetUserMedia || window1.isSecureContext === false && window1.webkitRTCPeerConnection) {
        // Chrome, Chromium, Webview, Opera.
        // Version matches Chrome/WebRTC version.
        // Chrome 74 removed webkitGetUserMedia on http as well so we need the
        // more complicated fallback to webkitRTCPeerConnection.
        result.browser = 'chrome';
        result.version = $9fea4db837311579$export$e3c02be309be1f23(navigator.userAgent, /Chrom(e|ium)\/(\d+)\./, 2);
    } else if (window1.RTCPeerConnection && navigator.userAgent.match(/AppleWebKit\/(\d+)\./)) {
        result.browser = 'safari';
        result.version = $9fea4db837311579$export$e3c02be309be1f23(navigator.userAgent, /AppleWebKit\/(\d+)\./, 1);
        result.supportsUnifiedPlan = window1.RTCRtpTransceiver && 'currentDirection' in window1.RTCRtpTransceiver.prototype;
    } else {
        result.browser = 'Not a supported browser.';
        return result;
    }
    return result;
}
/**
 * Checks if something is an object.
 *
 * @param {*} val The something you want to check.
 * @return true if val is an object, false otherwise.
 */ function $9fea4db837311579$var$isObject(val) {
    return Object.prototype.toString.call(val) === '[object Object]';
}
function $9fea4db837311579$export$15384eac40dc88c8(data) {
    if (!$9fea4db837311579$var$isObject(data)) return data;
    return Object.keys(data).reduce(function(accumulator, key) {
        const isObj = $9fea4db837311579$var$isObject(data[key]);
        const value = isObj ? $9fea4db837311579$export$15384eac40dc88c8(data[key]) : data[key];
        const isEmptyObject = isObj && !Object.keys(value).length;
        if (value === undefined || isEmptyObject) return accumulator;
        return Object.assign(accumulator, {
            [key]: value
        });
    }, {});
}
function $9fea4db837311579$export$571b373e75babb58(stats, base, resultSet) {
    if (!base || resultSet.has(base.id)) return;
    resultSet.set(base.id, base);
    Object.keys(base).forEach((name)=>{
        if (name.endsWith('Id')) $9fea4db837311579$export$571b373e75babb58(stats, stats.get(base[name]), resultSet);
        else if (name.endsWith('Ids')) base[name].forEach((id)=>{
            $9fea4db837311579$export$571b373e75babb58(stats, stats.get(id), resultSet);
        });
    });
}
function $9fea4db837311579$export$93439ffc3f787d51(result, track, outbound) {
    const streamStatsType = outbound ? 'outbound-rtp' : 'inbound-rtp';
    const filteredResult = new Map();
    if (track === null) return filteredResult;
    const trackStats = [];
    result.forEach((value)=>{
        if (value.type === 'track' && value.trackIdentifier === track.id) trackStats.push(value);
    });
    trackStats.forEach((trackStat)=>{
        result.forEach((stats)=>{
            if (stats.type === streamStatsType && stats.trackId === trackStat.id) $9fea4db837311579$export$571b373e75babb58(result, stats, filteredResult);
        });
    });
    return filteredResult;
}


var $fb04e59b477f17ce$exports = {};

$parcel$export($fb04e59b477f17ce$exports, "shimMediaStream", () => $fb04e59b477f17ce$export$33ee24e7a300bcd1);
$parcel$export($fb04e59b477f17ce$exports, "shimOnTrack", () => $fb04e59b477f17ce$export$f358708f68ab068);
$parcel$export($fb04e59b477f17ce$exports, "shimGetSendersWithDtmf", () => $fb04e59b477f17ce$export$a41a030a2842f5d6);
$parcel$export($fb04e59b477f17ce$exports, "shimSenderReceiverGetStats", () => $fb04e59b477f17ce$export$f2f0f2338114eb4b);
$parcel$export($fb04e59b477f17ce$exports, "shimAddTrackRemoveTrackWithNative", () => $fb04e59b477f17ce$export$30e3cdd46f8d5100);
$parcel$export($fb04e59b477f17ce$exports, "shimAddTrackRemoveTrack", () => $fb04e59b477f17ce$export$9588259fcf4ebc91);
$parcel$export($fb04e59b477f17ce$exports, "shimPeerConnection", () => $fb04e59b477f17ce$export$852a08dda9a55ea7);
$parcel$export($fb04e59b477f17ce$exports, "fixNegotiationNeeded", () => $fb04e59b477f17ce$export$341293bbeaae37cb);
$parcel$export($fb04e59b477f17ce$exports, "shimGetUserMedia", () => $de41d89a4eaa283f$export$1ed4910f4d37dc5e);
/*
 *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree.
 */ /* eslint-env node */ 
/*
 *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree.
 */ /* eslint-env node */ 
'use strict';
const $de41d89a4eaa283f$var$logging = $9fea4db837311579$export$bef1f36f5486a6a3;
function $de41d89a4eaa283f$export$1ed4910f4d37dc5e(window, browserDetails) {
    const navigator = window && window.navigator;
    if (!navigator.mediaDevices) return;
    const constraintsToChrome_ = function(c) {
        if (typeof c !== 'object' || c.mandatory || c.optional) return c;
        const cc = {};
        Object.keys(c).forEach((key)=>{
            if (key === 'require' || key === 'advanced' || key === 'mediaSource') return;
            const r = typeof c[key] === 'object' ? c[key] : {
                ideal: c[key]
            };
            if (r.exact !== undefined && typeof r.exact === 'number') r.min = r.max = r.exact;
            const oldname_ = function(prefix, name) {
                if (prefix) return prefix + name.charAt(0).toUpperCase() + name.slice(1);
                return name === 'deviceId' ? 'sourceId' : name;
            };
            if (r.ideal !== undefined) {
                cc.optional = cc.optional || [];
                let oc = {};
                if (typeof r.ideal === 'number') {
                    oc[oldname_('min', key)] = r.ideal;
                    cc.optional.push(oc);
                    oc = {};
                    oc[oldname_('max', key)] = r.ideal;
                    cc.optional.push(oc);
                } else {
                    oc[oldname_('', key)] = r.ideal;
                    cc.optional.push(oc);
                }
            }
            if (r.exact !== undefined && typeof r.exact !== 'number') {
                cc.mandatory = cc.mandatory || {};
                cc.mandatory[oldname_('', key)] = r.exact;
            } else [
                'min',
                'max'
            ].forEach((mix)=>{
                if (r[mix] !== undefined) {
                    cc.mandatory = cc.mandatory || {};
                    cc.mandatory[oldname_(mix, key)] = r[mix];
                }
            });
        });
        if (c.advanced) cc.optional = (cc.optional || []).concat(c.advanced);
        return cc;
    };
    const shimConstraints_ = function(constraints, func) {
        if (browserDetails.version >= 61) return func(constraints);
        constraints = JSON.parse(JSON.stringify(constraints));
        if (constraints && typeof constraints.audio === 'object') {
            const remap = function(obj, a, b) {
                if (a in obj && !(b in obj)) {
                    obj[b] = obj[a];
                    delete obj[a];
                }
            };
            constraints = JSON.parse(JSON.stringify(constraints));
            remap(constraints.audio, 'autoGainControl', 'googAutoGainControl');
            remap(constraints.audio, 'noiseSuppression', 'googNoiseSuppression');
            constraints.audio = constraintsToChrome_(constraints.audio);
        }
        if (constraints && typeof constraints.video === 'object') {
            // Shim facingMode for mobile & surface pro.
            let face = constraints.video.facingMode;
            face = face && (typeof face === 'object' ? face : {
                ideal: face
            });
            const getSupportedFacingModeLies = browserDetails.version < 66;
            if (face && (face.exact === 'user' || face.exact === 'environment' || face.ideal === 'user' || face.ideal === 'environment') && !(navigator.mediaDevices.getSupportedConstraints && navigator.mediaDevices.getSupportedConstraints().facingMode && !getSupportedFacingModeLies)) {
                delete constraints.video.facingMode;
                let matches;
                if (face.exact === 'environment' || face.ideal === 'environment') matches = [
                    'back',
                    'rear'
                ];
                else if (face.exact === 'user' || face.ideal === 'user') matches = [
                    'front'
                ];
                if (matches) // Look for matches in label, or use last cam for back (typical).
                return navigator.mediaDevices.enumerateDevices().then((devices)=>{
                    devices = devices.filter((d)=>d.kind === 'videoinput');
                    let dev = devices.find((d)=>matches.some((match)=>d.label.toLowerCase().includes(match)));
                    if (!dev && devices.length && matches.includes('back')) dev = devices[devices.length - 1]; // more likely the back cam
                    if (dev) constraints.video.deviceId = face.exact ? {
                        exact: dev.deviceId
                    } : {
                        ideal: dev.deviceId
                    };
                    constraints.video = constraintsToChrome_(constraints.video);
                    $de41d89a4eaa283f$var$logging('chrome: ' + JSON.stringify(constraints));
                    return func(constraints);
                });
            }
            constraints.video = constraintsToChrome_(constraints.video);
        }
        $de41d89a4eaa283f$var$logging('chrome: ' + JSON.stringify(constraints));
        return func(constraints);
    };
    const shimError_ = function(e) {
        if (browserDetails.version >= 64) return e;
        return {
            name: ({
                PermissionDeniedError: 'NotAllowedError',
                PermissionDismissedError: 'NotAllowedError',
                InvalidStateError: 'NotAllowedError',
                DevicesNotFoundError: 'NotFoundError',
                ConstraintNotSatisfiedError: 'OverconstrainedError',
                TrackStartError: 'NotReadableError',
                MediaDeviceFailedDueToShutdown: 'NotAllowedError',
                MediaDeviceKillSwitchOn: 'NotAllowedError',
                TabCaptureError: 'AbortError',
                ScreenCaptureError: 'AbortError',
                DeviceCaptureError: 'AbortError'
            })[e.name] || e.name,
            message: e.message,
            constraint: e.constraint || e.constraintName,
            toString () {
                return this.name + (this.message && ': ') + this.message;
            }
        };
    };
    const getUserMedia_ = function(constraints, onSuccess, onError) {
        shimConstraints_(constraints, (c)=>{
            navigator.webkitGetUserMedia(c, onSuccess, (e)=>{
                if (onError) onError(shimError_(e));
            });
        });
    };
    navigator.getUserMedia = getUserMedia_.bind(navigator);
    // Even though Chrome 45 has navigator.mediaDevices and a getUserMedia
    // function which returns a Promise, it does not accept spec-style
    // constraints.
    if (navigator.mediaDevices.getUserMedia) {
        const origGetUserMedia = navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);
        navigator.mediaDevices.getUserMedia = function(cs) {
            return shimConstraints_(cs, (c)=>origGetUserMedia(c).then((stream)=>{
                    if (c.audio && !stream.getAudioTracks().length || c.video && !stream.getVideoTracks().length) {
                        stream.getTracks().forEach((track)=>{
                            track.stop();
                        });
                        throw new DOMException('', 'NotFoundError');
                    }
                    return stream;
                }, (e)=>Promise.reject(shimError_(e))));
        };
    }
}


'use strict';
function $fb04e59b477f17ce$export$33ee24e7a300bcd1(window) {
    window.MediaStream = window.MediaStream || window.webkitMediaStream;
}
function $fb04e59b477f17ce$export$f358708f68ab068(window) {
    if (typeof window === 'object' && window.RTCPeerConnection && !('ontrack' in window.RTCPeerConnection.prototype)) {
        Object.defineProperty(window.RTCPeerConnection.prototype, 'ontrack', {
            get () {
                return this._ontrack;
            },
            set (f) {
                if (this._ontrack) this.removeEventListener('track', this._ontrack);
                this.addEventListener('track', this._ontrack = f);
            },
            enumerable: true,
            configurable: true
        });
        const origSetRemoteDescription = window.RTCPeerConnection.prototype.setRemoteDescription;
        window.RTCPeerConnection.prototype.setRemoteDescription = function setRemoteDescription() {
            if (!this._ontrackpoly) {
                this._ontrackpoly = (e)=>{
                    // onaddstream does not fire when a track is added to an existing
                    // stream. But stream.onaddtrack is implemented so we use that.
                    e.stream.addEventListener('addtrack', (te)=>{
                        let receiver;
                        if (window.RTCPeerConnection.prototype.getReceivers) receiver = this.getReceivers().find((r)=>r.track && r.track.id === te.track.id);
                        else receiver = {
                            track: te.track
                        };
                        const event = new Event('track');
                        event.track = te.track;
                        event.receiver = receiver;
                        event.transceiver = {
                            receiver: receiver
                        };
                        event.streams = [
                            e.stream
                        ];
                        this.dispatchEvent(event);
                    });
                    e.stream.getTracks().forEach((track)=>{
                        let receiver;
                        if (window.RTCPeerConnection.prototype.getReceivers) receiver = this.getReceivers().find((r)=>r.track && r.track.id === track.id);
                        else receiver = {
                            track: track
                        };
                        const event = new Event('track');
                        event.track = track;
                        event.receiver = receiver;
                        event.transceiver = {
                            receiver: receiver
                        };
                        event.streams = [
                            e.stream
                        ];
                        this.dispatchEvent(event);
                    });
                };
                this.addEventListener('addstream', this._ontrackpoly);
            }
            return origSetRemoteDescription.apply(this, arguments);
        };
    } else // even if RTCRtpTransceiver is in window, it is only used and
    // emitted in unified-plan. Unfortunately this means we need
    // to unconditionally wrap the event.
    $9fea4db837311579$export$1f48841962b828b1(window, 'track', (e)=>{
        if (!e.transceiver) Object.defineProperty(e, 'transceiver', {
            value: {
                receiver: e.receiver
            }
        });
        return e;
    });
}
function $fb04e59b477f17ce$export$a41a030a2842f5d6(window) {
    // Overrides addTrack/removeTrack, depends on shimAddTrackRemoveTrack.
    if (typeof window === 'object' && window.RTCPeerConnection && !('getSenders' in window.RTCPeerConnection.prototype) && 'createDTMFSender' in window.RTCPeerConnection.prototype) {
        const shimSenderWithDtmf = function(pc, track) {
            return {
                track: track,
                get dtmf () {
                    if (this._dtmf === undefined) {
                        if (track.kind === 'audio') this._dtmf = pc.createDTMFSender(track);
                        else this._dtmf = null;
                    }
                    return this._dtmf;
                },
                _pc: pc
            };
        };
        // augment addTrack when getSenders is not available.
        if (!window.RTCPeerConnection.prototype.getSenders) {
            window.RTCPeerConnection.prototype.getSenders = function getSenders() {
                this._senders = this._senders || [];
                return this._senders.slice(); // return a copy of the internal state.
            };
            const origAddTrack = window.RTCPeerConnection.prototype.addTrack;
            window.RTCPeerConnection.prototype.addTrack = function addTrack(track, stream) {
                let sender = origAddTrack.apply(this, arguments);
                if (!sender) {
                    sender = shimSenderWithDtmf(this, track);
                    this._senders.push(sender);
                }
                return sender;
            };
            const origRemoveTrack = window.RTCPeerConnection.prototype.removeTrack;
            window.RTCPeerConnection.prototype.removeTrack = function removeTrack(sender) {
                origRemoveTrack.apply(this, arguments);
                const idx = this._senders.indexOf(sender);
                if (idx !== -1) this._senders.splice(idx, 1);
            };
        }
        const origAddStream = window.RTCPeerConnection.prototype.addStream;
        window.RTCPeerConnection.prototype.addStream = function addStream(stream) {
            this._senders = this._senders || [];
            origAddStream.apply(this, [
                stream
            ]);
            stream.getTracks().forEach((track)=>{
                this._senders.push(shimSenderWithDtmf(this, track));
            });
        };
        const origRemoveStream = window.RTCPeerConnection.prototype.removeStream;
        window.RTCPeerConnection.prototype.removeStream = function removeStream(stream) {
            this._senders = this._senders || [];
            origRemoveStream.apply(this, [
                stream
            ]);
            stream.getTracks().forEach((track)=>{
                const sender = this._senders.find((s)=>s.track === track);
                if (sender) this._senders.splice(this._senders.indexOf(sender), 1);
            });
        };
    } else if (typeof window === 'object' && window.RTCPeerConnection && 'getSenders' in window.RTCPeerConnection.prototype && 'createDTMFSender' in window.RTCPeerConnection.prototype && window.RTCRtpSender && !('dtmf' in window.RTCRtpSender.prototype)) {
        const origGetSenders = window.RTCPeerConnection.prototype.getSenders;
        window.RTCPeerConnection.prototype.getSenders = function getSenders() {
            const senders = origGetSenders.apply(this, []);
            senders.forEach((sender)=>sender._pc = this);
            return senders;
        };
        Object.defineProperty(window.RTCRtpSender.prototype, 'dtmf', {
            get () {
                if (this._dtmf === undefined) {
                    if (this.track.kind === 'audio') this._dtmf = this._pc.createDTMFSender(this.track);
                    else this._dtmf = null;
                }
                return this._dtmf;
            }
        });
    }
}
function $fb04e59b477f17ce$export$f2f0f2338114eb4b(window) {
    if (!(typeof window === 'object' && window.RTCPeerConnection && window.RTCRtpSender && window.RTCRtpReceiver)) return;
    // shim sender stats.
    if (!('getStats' in window.RTCRtpSender.prototype)) {
        const origGetSenders = window.RTCPeerConnection.prototype.getSenders;
        if (origGetSenders) window.RTCPeerConnection.prototype.getSenders = function getSenders() {
            const senders = origGetSenders.apply(this, []);
            senders.forEach((sender)=>sender._pc = this);
            return senders;
        };
        const origAddTrack = window.RTCPeerConnection.prototype.addTrack;
        if (origAddTrack) window.RTCPeerConnection.prototype.addTrack = function addTrack() {
            const sender = origAddTrack.apply(this, arguments);
            sender._pc = this;
            return sender;
        };
        window.RTCRtpSender.prototype.getStats = function getStats() {
            const sender = this;
            return this._pc.getStats().then((result)=>/* Note: this will include stats of all senders that
         *   send a track with the same id as sender.track as
         *   it is not possible to identify the RTCRtpSender.
         */ $9fea4db837311579$export$93439ffc3f787d51(result, sender.track, true));
        };
    }
    // shim receiver stats.
    if (!('getStats' in window.RTCRtpReceiver.prototype)) {
        const origGetReceivers = window.RTCPeerConnection.prototype.getReceivers;
        if (origGetReceivers) window.RTCPeerConnection.prototype.getReceivers = function getReceivers() {
            const receivers = origGetReceivers.apply(this, []);
            receivers.forEach((receiver)=>receiver._pc = this);
            return receivers;
        };
        $9fea4db837311579$export$1f48841962b828b1(window, 'track', (e)=>{
            e.receiver._pc = e.srcElement;
            return e;
        });
        window.RTCRtpReceiver.prototype.getStats = function getStats() {
            const receiver = this;
            return this._pc.getStats().then((result)=>$9fea4db837311579$export$93439ffc3f787d51(result, receiver.track, false));
        };
    }
    if (!('getStats' in window.RTCRtpSender.prototype && 'getStats' in window.RTCRtpReceiver.prototype)) return;
    // shim RTCPeerConnection.getStats(track).
    const origGetStats = window.RTCPeerConnection.prototype.getStats;
    window.RTCPeerConnection.prototype.getStats = function getStats() {
        if (arguments.length > 0 && arguments[0] instanceof window.MediaStreamTrack) {
            const track = arguments[0];
            let sender;
            let receiver;
            let err;
            this.getSenders().forEach((s)=>{
                if (s.track === track) {
                    if (sender) err = true;
                    else sender = s;
                }
            });
            this.getReceivers().forEach((r)=>{
                if (r.track === track) {
                    if (receiver) err = true;
                    else receiver = r;
                }
                return r.track === track;
            });
            if (err || sender && receiver) return Promise.reject(new DOMException('There are more than one sender or receiver for the track.', 'InvalidAccessError'));
            else if (sender) return sender.getStats();
            else if (receiver) return receiver.getStats();
            return Promise.reject(new DOMException('There is no sender or receiver for the track.', 'InvalidAccessError'));
        }
        return origGetStats.apply(this, arguments);
    };
}
function $fb04e59b477f17ce$export$30e3cdd46f8d5100(window) {
    // shim addTrack/removeTrack with native variants in order to make
    // the interactions with legacy getLocalStreams behave as in other browsers.
    // Keeps a mapping stream.id => [stream, rtpsenders...]
    window.RTCPeerConnection.prototype.getLocalStreams = function getLocalStreams() {
        this._shimmedLocalStreams = this._shimmedLocalStreams || {};
        return Object.keys(this._shimmedLocalStreams).map((streamId)=>this._shimmedLocalStreams[streamId][0]);
    };
    const origAddTrack = window.RTCPeerConnection.prototype.addTrack;
    window.RTCPeerConnection.prototype.addTrack = function addTrack(track, stream) {
        if (!stream) return origAddTrack.apply(this, arguments);
        this._shimmedLocalStreams = this._shimmedLocalStreams || {};
        const sender = origAddTrack.apply(this, arguments);
        if (!this._shimmedLocalStreams[stream.id]) this._shimmedLocalStreams[stream.id] = [
            stream,
            sender
        ];
        else if (this._shimmedLocalStreams[stream.id].indexOf(sender) === -1) this._shimmedLocalStreams[stream.id].push(sender);
        return sender;
    };
    const origAddStream = window.RTCPeerConnection.prototype.addStream;
    window.RTCPeerConnection.prototype.addStream = function addStream(stream) {
        this._shimmedLocalStreams = this._shimmedLocalStreams || {};
        stream.getTracks().forEach((track)=>{
            const alreadyExists = this.getSenders().find((s)=>s.track === track);
            if (alreadyExists) throw new DOMException('Track already exists.', 'InvalidAccessError');
        });
        const existingSenders = this.getSenders();
        origAddStream.apply(this, arguments);
        const newSenders = this.getSenders().filter((newSender)=>existingSenders.indexOf(newSender) === -1);
        this._shimmedLocalStreams[stream.id] = [
            stream
        ].concat(newSenders);
    };
    const origRemoveStream = window.RTCPeerConnection.prototype.removeStream;
    window.RTCPeerConnection.prototype.removeStream = function removeStream(stream) {
        this._shimmedLocalStreams = this._shimmedLocalStreams || {};
        delete this._shimmedLocalStreams[stream.id];
        return origRemoveStream.apply(this, arguments);
    };
    const origRemoveTrack = window.RTCPeerConnection.prototype.removeTrack;
    window.RTCPeerConnection.prototype.removeTrack = function removeTrack(sender) {
        this._shimmedLocalStreams = this._shimmedLocalStreams || {};
        if (sender) Object.keys(this._shimmedLocalStreams).forEach((streamId)=>{
            const idx = this._shimmedLocalStreams[streamId].indexOf(sender);
            if (idx !== -1) this._shimmedLocalStreams[streamId].splice(idx, 1);
            if (this._shimmedLocalStreams[streamId].length === 1) delete this._shimmedLocalStreams[streamId];
        });
        return origRemoveTrack.apply(this, arguments);
    };
}
function $fb04e59b477f17ce$export$9588259fcf4ebc91(window, browserDetails) {
    if (!window.RTCPeerConnection) return;
    // shim addTrack and removeTrack.
    if (window.RTCPeerConnection.prototype.addTrack && browserDetails.version >= 65) return $fb04e59b477f17ce$export$30e3cdd46f8d5100(window);
    // also shim pc.getLocalStreams when addTrack is shimmed
    // to return the original streams.
    const origGetLocalStreams = window.RTCPeerConnection.prototype.getLocalStreams;
    window.RTCPeerConnection.prototype.getLocalStreams = function getLocalStreams() {
        const nativeStreams = origGetLocalStreams.apply(this);
        this._reverseStreams = this._reverseStreams || {};
        return nativeStreams.map((stream)=>this._reverseStreams[stream.id]);
    };
    const origAddStream = window.RTCPeerConnection.prototype.addStream;
    window.RTCPeerConnection.prototype.addStream = function addStream(stream) {
        this._streams = this._streams || {};
        this._reverseStreams = this._reverseStreams || {};
        stream.getTracks().forEach((track)=>{
            const alreadyExists = this.getSenders().find((s)=>s.track === track);
            if (alreadyExists) throw new DOMException('Track already exists.', 'InvalidAccessError');
        });
        // Add identity mapping for consistency with addTrack.
        // Unless this is being used with a stream from addTrack.
        if (!this._reverseStreams[stream.id]) {
            const newStream = new window.MediaStream(stream.getTracks());
            this._streams[stream.id] = newStream;
            this._reverseStreams[newStream.id] = stream;
            stream = newStream;
        }
        origAddStream.apply(this, [
            stream
        ]);
    };
    const origRemoveStream = window.RTCPeerConnection.prototype.removeStream;
    window.RTCPeerConnection.prototype.removeStream = function removeStream(stream) {
        this._streams = this._streams || {};
        this._reverseStreams = this._reverseStreams || {};
        origRemoveStream.apply(this, [
            this._streams[stream.id] || stream
        ]);
        delete this._reverseStreams[this._streams[stream.id] ? this._streams[stream.id].id : stream.id];
        delete this._streams[stream.id];
    };
    window.RTCPeerConnection.prototype.addTrack = function addTrack(track, stream) {
        if (this.signalingState === 'closed') throw new DOMException('The RTCPeerConnection\'s signalingState is \'closed\'.', 'InvalidStateError');
        const streams = [].slice.call(arguments, 1);
        if (streams.length !== 1 || !streams[0].getTracks().find((t)=>t === track)) // this is not fully correct but all we can manage without
        // [[associated MediaStreams]] internal slot.
        throw new DOMException("The adapter.js addTrack polyfill only supports a single  stream which is associated with the specified track.", 'NotSupportedError');
        const alreadyExists = this.getSenders().find((s)=>s.track === track);
        if (alreadyExists) throw new DOMException('Track already exists.', 'InvalidAccessError');
        this._streams = this._streams || {};
        this._reverseStreams = this._reverseStreams || {};
        const oldStream = this._streams[stream.id];
        if (oldStream) {
            // this is using odd Chrome behaviour, use with caution:
            // https://bugs.chromium.org/p/webrtc/issues/detail?id=7815
            // Note: we rely on the high-level addTrack/dtmf shim to
            // create the sender with a dtmf sender.
            oldStream.addTrack(track);
            // Trigger ONN async.
            Promise.resolve().then(()=>{
                this.dispatchEvent(new Event('negotiationneeded'));
            });
        } else {
            const newStream = new window.MediaStream([
                track
            ]);
            this._streams[stream.id] = newStream;
            this._reverseStreams[newStream.id] = stream;
            this.addStream(newStream);
        }
        return this.getSenders().find((s)=>s.track === track);
    };
    // replace the internal stream id with the external one and
    // vice versa.
    function replaceInternalStreamId(pc, description) {
        let sdp = description.sdp;
        Object.keys(pc._reverseStreams || []).forEach((internalId)=>{
            const externalStream = pc._reverseStreams[internalId];
            const internalStream = pc._streams[externalStream.id];
            sdp = sdp.replace(new RegExp(internalStream.id, 'g'), externalStream.id);
        });
        return new RTCSessionDescription({
            type: description.type,
            sdp: sdp
        });
    }
    function replaceExternalStreamId(pc, description) {
        let sdp = description.sdp;
        Object.keys(pc._reverseStreams || []).forEach((internalId)=>{
            const externalStream = pc._reverseStreams[internalId];
            const internalStream = pc._streams[externalStream.id];
            sdp = sdp.replace(new RegExp(externalStream.id, 'g'), internalStream.id);
        });
        return new RTCSessionDescription({
            type: description.type,
            sdp: sdp
        });
    }
    [
        'createOffer',
        'createAnswer'
    ].forEach(function(method) {
        const nativeMethod = window.RTCPeerConnection.prototype[method];
        const methodObj = {
            [method] () {
                const args = arguments;
                const isLegacyCall = arguments.length && typeof arguments[0] === 'function';
                if (isLegacyCall) return nativeMethod.apply(this, [
                    (description)=>{
                        const desc = replaceInternalStreamId(this, description);
                        args[0].apply(null, [
                            desc
                        ]);
                    },
                    (err)=>{
                        if (args[1]) args[1].apply(null, err);
                    },
                    arguments[2]
                ]);
                return nativeMethod.apply(this, arguments).then((description)=>replaceInternalStreamId(this, description));
            }
        };
        window.RTCPeerConnection.prototype[method] = methodObj[method];
    });
    const origSetLocalDescription = window.RTCPeerConnection.prototype.setLocalDescription;
    window.RTCPeerConnection.prototype.setLocalDescription = function setLocalDescription() {
        if (!arguments.length || !arguments[0].type) return origSetLocalDescription.apply(this, arguments);
        arguments[0] = replaceExternalStreamId(this, arguments[0]);
        return origSetLocalDescription.apply(this, arguments);
    };
    // TODO: mangle getStats: https://w3c.github.io/webrtc-stats/#dom-rtcmediastreamstats-streamidentifier
    const origLocalDescription = Object.getOwnPropertyDescriptor(window.RTCPeerConnection.prototype, 'localDescription');
    Object.defineProperty(window.RTCPeerConnection.prototype, 'localDescription', {
        get () {
            const description = origLocalDescription.get.apply(this);
            if (description.type === '') return description;
            return replaceInternalStreamId(this, description);
        }
    });
    window.RTCPeerConnection.prototype.removeTrack = function removeTrack(sender) {
        if (this.signalingState === 'closed') throw new DOMException('The RTCPeerConnection\'s signalingState is \'closed\'.', 'InvalidStateError');
        // We can not yet check for sender instanceof RTCRtpSender
        // since we shim RTPSender. So we check if sender._pc is set.
        if (!sender._pc) throw new DOMException("Argument 1 of RTCPeerConnection.removeTrack does not implement interface RTCRtpSender.", 'TypeError');
        const isLocal = sender._pc === this;
        if (!isLocal) throw new DOMException('Sender was not created by this connection.', 'InvalidAccessError');
        // Search for the native stream the senders track belongs to.
        this._streams = this._streams || {};
        let stream;
        Object.keys(this._streams).forEach((streamid)=>{
            const hasTrack = this._streams[streamid].getTracks().find((track)=>sender.track === track);
            if (hasTrack) stream = this._streams[streamid];
        });
        if (stream) {
            if (stream.getTracks().length === 1) // if this is the last track of the stream, remove the stream. This
            // takes care of any shimmed _senders.
            this.removeStream(this._reverseStreams[stream.id]);
            else // relying on the same odd chrome behaviour as above.
            stream.removeTrack(sender.track);
            this.dispatchEvent(new Event('negotiationneeded'));
        }
    };
}
function $fb04e59b477f17ce$export$852a08dda9a55ea7(window, browserDetails) {
    if (!window.RTCPeerConnection && window.webkitRTCPeerConnection) // very basic support for old versions.
    window.RTCPeerConnection = window.webkitRTCPeerConnection;
    if (!window.RTCPeerConnection) return;
    // shim implicit creation of RTCSessionDescription/RTCIceCandidate
    if (browserDetails.version < 53) [
        'setLocalDescription',
        'setRemoteDescription',
        'addIceCandidate'
    ].forEach(function(method) {
        const nativeMethod = window.RTCPeerConnection.prototype[method];
        const methodObj = {
            [method] () {
                arguments[0] = new (method === 'addIceCandidate' ? window.RTCIceCandidate : window.RTCSessionDescription)(arguments[0]);
                return nativeMethod.apply(this, arguments);
            }
        };
        window.RTCPeerConnection.prototype[method] = methodObj[method];
    });
}
function $fb04e59b477f17ce$export$341293bbeaae37cb(window, browserDetails) {
    $9fea4db837311579$export$1f48841962b828b1(window, 'negotiationneeded', (e)=>{
        const pc = e.target;
        if (browserDetails.version < 72 || pc.getConfiguration && pc.getConfiguration().sdpSemantics === 'plan-b') {
            if (pc.signalingState !== 'stable') return;
        }
        return e;
    });
}


var $215e6581d7a09c61$exports = {};

$parcel$export($215e6581d7a09c61$exports, "shimOnTrack", () => $215e6581d7a09c61$export$f358708f68ab068);
$parcel$export($215e6581d7a09c61$exports, "shimPeerConnection", () => $215e6581d7a09c61$export$852a08dda9a55ea7);
$parcel$export($215e6581d7a09c61$exports, "shimSenderGetStats", () => $215e6581d7a09c61$export$f0525502095c04ef);
$parcel$export($215e6581d7a09c61$exports, "shimReceiverGetStats", () => $215e6581d7a09c61$export$83d69126527b1171);
$parcel$export($215e6581d7a09c61$exports, "shimRemoveStream", () => $215e6581d7a09c61$export$825e523ef749bd8c);
$parcel$export($215e6581d7a09c61$exports, "shimRTCDataChannel", () => $215e6581d7a09c61$export$ff9cb3bc8990e8f7);
$parcel$export($215e6581d7a09c61$exports, "shimAddTransceiver", () => $215e6581d7a09c61$export$70c77533b6e9908d);
$parcel$export($215e6581d7a09c61$exports, "shimGetParameters", () => $215e6581d7a09c61$export$66238223c298fbaa);
$parcel$export($215e6581d7a09c61$exports, "shimCreateOffer", () => $215e6581d7a09c61$export$51beccf0e777b843);
$parcel$export($215e6581d7a09c61$exports, "shimCreateAnswer", () => $215e6581d7a09c61$export$df0b46e7cef08150);
$parcel$export($215e6581d7a09c61$exports, "shimGetUserMedia", () => $6c9e5f7e9edd1e60$export$1ed4910f4d37dc5e);
$parcel$export($215e6581d7a09c61$exports, "shimGetDisplayMedia", () => $c12684406b986df8$export$97270b87351d9c04);
/*
 *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree.
 */ /* eslint-env node */ 
/*
 *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree.
 */ /* eslint-env node */ 
'use strict';
function $6c9e5f7e9edd1e60$export$1ed4910f4d37dc5e(window, browserDetails) {
    const navigator = window && window.navigator;
    const MediaStreamTrack = window && window.MediaStreamTrack;
    navigator.getUserMedia = function(constraints, onSuccess, onError) {
        // Replace Firefox 44+'s deprecation warning with unprefixed version.
        $9fea4db837311579$export$cdd73fc4100a6ef4('navigator.getUserMedia', 'navigator.mediaDevices.getUserMedia');
        navigator.mediaDevices.getUserMedia(constraints).then(onSuccess, onError);
    };
    if (!(browserDetails.version > 55 && 'autoGainControl' in navigator.mediaDevices.getSupportedConstraints())) {
        const remap = function(obj, a, b) {
            if (a in obj && !(b in obj)) {
                obj[b] = obj[a];
                delete obj[a];
            }
        };
        const nativeGetUserMedia = navigator.mediaDevices.getUserMedia.bind(navigator.mediaDevices);
        navigator.mediaDevices.getUserMedia = function(c) {
            if (typeof c === 'object' && typeof c.audio === 'object') {
                c = JSON.parse(JSON.stringify(c));
                remap(c.audio, 'autoGainControl', 'mozAutoGainControl');
                remap(c.audio, 'noiseSuppression', 'mozNoiseSuppression');
            }
            return nativeGetUserMedia(c);
        };
        if (MediaStreamTrack && MediaStreamTrack.prototype.getSettings) {
            const nativeGetSettings = MediaStreamTrack.prototype.getSettings;
            MediaStreamTrack.prototype.getSettings = function() {
                const obj = nativeGetSettings.apply(this, arguments);
                remap(obj, 'mozAutoGainControl', 'autoGainControl');
                remap(obj, 'mozNoiseSuppression', 'noiseSuppression');
                return obj;
            };
        }
        if (MediaStreamTrack && MediaStreamTrack.prototype.applyConstraints) {
            const nativeApplyConstraints = MediaStreamTrack.prototype.applyConstraints;
            MediaStreamTrack.prototype.applyConstraints = function(c) {
                if (this.kind === 'audio' && typeof c === 'object') {
                    c = JSON.parse(JSON.stringify(c));
                    remap(c, 'autoGainControl', 'mozAutoGainControl');
                    remap(c, 'noiseSuppression', 'mozNoiseSuppression');
                }
                return nativeApplyConstraints.apply(this, [
                    c
                ]);
            };
        }
    }
}


/*
 *  Copyright (c) 2018 The adapter.js project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree.
 */ /* eslint-env node */ 'use strict';
function $c12684406b986df8$export$97270b87351d9c04(window, preferredMediaSource) {
    if (window.navigator.mediaDevices && 'getDisplayMedia' in window.navigator.mediaDevices) return;
    if (!window.navigator.mediaDevices) return;
    window.navigator.mediaDevices.getDisplayMedia = function getDisplayMedia(constraints) {
        if (!(constraints && constraints.video)) {
            const err = new DOMException("getDisplayMedia without video constraints is undefined");
            err.name = 'NotFoundError';
            // from https://heycam.github.io/webidl/#idl-DOMException-error-names
            err.code = 8;
            return Promise.reject(err);
        }
        if (constraints.video === true) constraints.video = {
            mediaSource: preferredMediaSource
        };
        else constraints.video.mediaSource = preferredMediaSource;
        return window.navigator.mediaDevices.getUserMedia(constraints);
    };
}


'use strict';
function $215e6581d7a09c61$export$f358708f68ab068(window) {
    if (typeof window === 'object' && window.RTCTrackEvent && 'receiver' in window.RTCTrackEvent.prototype && !('transceiver' in window.RTCTrackEvent.prototype)) Object.defineProperty(window.RTCTrackEvent.prototype, 'transceiver', {
        get () {
            return {
                receiver: this.receiver
            };
        }
    });
}
function $215e6581d7a09c61$export$852a08dda9a55ea7(window, browserDetails) {
    if (typeof window !== 'object' || !(window.RTCPeerConnection || window.mozRTCPeerConnection)) return; // probably media.peerconnection.enabled=false in about:config
    if (!window.RTCPeerConnection && window.mozRTCPeerConnection) // very basic support for old versions.
    window.RTCPeerConnection = window.mozRTCPeerConnection;
    if (browserDetails.version < 53) // shim away need for obsolete RTCIceCandidate/RTCSessionDescription.
    [
        'setLocalDescription',
        'setRemoteDescription',
        'addIceCandidate'
    ].forEach(function(method) {
        const nativeMethod = window.RTCPeerConnection.prototype[method];
        const methodObj = {
            [method] () {
                arguments[0] = new (method === 'addIceCandidate' ? window.RTCIceCandidate : window.RTCSessionDescription)(arguments[0]);
                return nativeMethod.apply(this, arguments);
            }
        };
        window.RTCPeerConnection.prototype[method] = methodObj[method];
    });
    const modernStatsTypes = {
        inboundrtp: 'inbound-rtp',
        outboundrtp: 'outbound-rtp',
        candidatepair: 'candidate-pair',
        localcandidate: 'local-candidate',
        remotecandidate: 'remote-candidate'
    };
    const nativeGetStats = window.RTCPeerConnection.prototype.getStats;
    window.RTCPeerConnection.prototype.getStats = function getStats() {
        const [selector, onSucc, onErr] = arguments;
        return nativeGetStats.apply(this, [
            selector || null
        ]).then((stats)=>{
            if (browserDetails.version < 53 && !onSucc) // Shim only promise getStats with spec-hyphens in type names
            // Leave callback version alone; misc old uses of forEach before Map
            try {
                stats.forEach((stat)=>{
                    stat.type = modernStatsTypes[stat.type] || stat.type;
                });
            } catch (e) {
                if (e.name !== 'TypeError') throw e;
                // Avoid TypeError: "type" is read-only, in old versions. 34-43ish
                stats.forEach((stat, i)=>{
                    stats.set(i, Object.assign({}, stat, {
                        type: modernStatsTypes[stat.type] || stat.type
                    }));
                });
            }
            return stats;
        }).then(onSucc, onErr);
    };
}
function $215e6581d7a09c61$export$f0525502095c04ef(window) {
    if (!(typeof window === 'object' && window.RTCPeerConnection && window.RTCRtpSender)) return;
    if (window.RTCRtpSender && 'getStats' in window.RTCRtpSender.prototype) return;
    const origGetSenders = window.RTCPeerConnection.prototype.getSenders;
    if (origGetSenders) window.RTCPeerConnection.prototype.getSenders = function getSenders() {
        const senders = origGetSenders.apply(this, []);
        senders.forEach((sender)=>sender._pc = this);
        return senders;
    };
    const origAddTrack = window.RTCPeerConnection.prototype.addTrack;
    if (origAddTrack) window.RTCPeerConnection.prototype.addTrack = function addTrack() {
        const sender = origAddTrack.apply(this, arguments);
        sender._pc = this;
        return sender;
    };
    window.RTCRtpSender.prototype.getStats = function getStats() {
        return this.track ? this._pc.getStats(this.track) : Promise.resolve(new Map());
    };
}
function $215e6581d7a09c61$export$83d69126527b1171(window) {
    if (!(typeof window === 'object' && window.RTCPeerConnection && window.RTCRtpSender)) return;
    if (window.RTCRtpSender && 'getStats' in window.RTCRtpReceiver.prototype) return;
    const origGetReceivers = window.RTCPeerConnection.prototype.getReceivers;
    if (origGetReceivers) window.RTCPeerConnection.prototype.getReceivers = function getReceivers() {
        const receivers = origGetReceivers.apply(this, []);
        receivers.forEach((receiver)=>receiver._pc = this);
        return receivers;
    };
    $9fea4db837311579$export$1f48841962b828b1(window, 'track', (e)=>{
        e.receiver._pc = e.srcElement;
        return e;
    });
    window.RTCRtpReceiver.prototype.getStats = function getStats() {
        return this._pc.getStats(this.track);
    };
}
function $215e6581d7a09c61$export$825e523ef749bd8c(window) {
    if (!window.RTCPeerConnection || 'removeStream' in window.RTCPeerConnection.prototype) return;
    window.RTCPeerConnection.prototype.removeStream = function removeStream(stream) {
        $9fea4db837311579$export$cdd73fc4100a6ef4('removeStream', 'removeTrack');
        this.getSenders().forEach((sender)=>{
            if (sender.track && stream.getTracks().includes(sender.track)) this.removeTrack(sender);
        });
    };
}
function $215e6581d7a09c61$export$ff9cb3bc8990e8f7(window) {
    // rename DataChannel to RTCDataChannel (native fix in FF60):
    // https://bugzilla.mozilla.org/show_bug.cgi?id=1173851
    if (window.DataChannel && !window.RTCDataChannel) window.RTCDataChannel = window.DataChannel;
}
function $215e6581d7a09c61$export$70c77533b6e9908d(window) {
    // https://github.com/webrtcHacks/adapter/issues/998#issuecomment-516921647
    // Firefox ignores the init sendEncodings options passed to addTransceiver
    // https://bugzilla.mozilla.org/show_bug.cgi?id=1396918
    if (!(typeof window === 'object' && window.RTCPeerConnection)) return;
    const origAddTransceiver = window.RTCPeerConnection.prototype.addTransceiver;
    if (origAddTransceiver) window.RTCPeerConnection.prototype.addTransceiver = function addTransceiver() {
        this.setParametersPromises = [];
        // WebIDL input coercion and validation
        let sendEncodings = arguments[1] && arguments[1].sendEncodings;
        if (sendEncodings === undefined) sendEncodings = [];
        sendEncodings = [
            ...sendEncodings
        ];
        const shouldPerformCheck = sendEncodings.length > 0;
        if (shouldPerformCheck) // If sendEncodings params are provided, validate grammar
        sendEncodings.forEach((encodingParam)=>{
            if ('rid' in encodingParam) {
                const ridRegex = /^[a-z0-9]{0,16}$/i;
                if (!ridRegex.test(encodingParam.rid)) throw new TypeError('Invalid RID value provided.');
            }
            if ('scaleResolutionDownBy' in encodingParam) {
                if (!(parseFloat(encodingParam.scaleResolutionDownBy) >= 1.0)) throw new RangeError('scale_resolution_down_by must be >= 1.0');
            }
            if ('maxFramerate' in encodingParam) {
                if (!(parseFloat(encodingParam.maxFramerate) >= 0)) throw new RangeError('max_framerate must be >= 0.0');
            }
        });
        const transceiver = origAddTransceiver.apply(this, arguments);
        if (shouldPerformCheck) {
            // Check if the init options were applied. If not we do this in an
            // asynchronous way and save the promise reference in a global object.
            // This is an ugly hack, but at the same time is way more robust than
            // checking the sender parameters before and after the createOffer
            // Also note that after the createoffer we are not 100% sure that
            // the params were asynchronously applied so we might miss the
            // opportunity to recreate offer.
            const { sender: sender } = transceiver;
            const params = sender.getParameters();
            if (!('encodings' in params) || // Avoid being fooled by patched getParameters() below.
            params.encodings.length === 1 && Object.keys(params.encodings[0]).length === 0) {
                params.encodings = sendEncodings;
                sender.sendEncodings = sendEncodings;
                this.setParametersPromises.push(sender.setParameters(params).then(()=>{
                    delete sender.sendEncodings;
                }).catch(()=>{
                    delete sender.sendEncodings;
                }));
            }
        }
        return transceiver;
    };
}
function $215e6581d7a09c61$export$66238223c298fbaa(window) {
    if (!(typeof window === 'object' && window.RTCRtpSender)) return;
    const origGetParameters = window.RTCRtpSender.prototype.getParameters;
    if (origGetParameters) window.RTCRtpSender.prototype.getParameters = function getParameters() {
        const params = origGetParameters.apply(this, arguments);
        if (!('encodings' in params)) params.encodings = [].concat(this.sendEncodings || [
            {}
        ]);
        return params;
    };
}
function $215e6581d7a09c61$export$51beccf0e777b843(window) {
    // https://github.com/webrtcHacks/adapter/issues/998#issuecomment-516921647
    // Firefox ignores the init sendEncodings options passed to addTransceiver
    // https://bugzilla.mozilla.org/show_bug.cgi?id=1396918
    if (!(typeof window === 'object' && window.RTCPeerConnection)) return;
    const origCreateOffer = window.RTCPeerConnection.prototype.createOffer;
    window.RTCPeerConnection.prototype.createOffer = function createOffer() {
        if (this.setParametersPromises && this.setParametersPromises.length) return Promise.all(this.setParametersPromises).then(()=>{
            return origCreateOffer.apply(this, arguments);
        }).finally(()=>{
            this.setParametersPromises = [];
        });
        return origCreateOffer.apply(this, arguments);
    };
}
function $215e6581d7a09c61$export$df0b46e7cef08150(window) {
    // https://github.com/webrtcHacks/adapter/issues/998#issuecomment-516921647
    // Firefox ignores the init sendEncodings options passed to addTransceiver
    // https://bugzilla.mozilla.org/show_bug.cgi?id=1396918
    if (!(typeof window === 'object' && window.RTCPeerConnection)) return;
    const origCreateAnswer = window.RTCPeerConnection.prototype.createAnswer;
    window.RTCPeerConnection.prototype.createAnswer = function createAnswer() {
        if (this.setParametersPromises && this.setParametersPromises.length) return Promise.all(this.setParametersPromises).then(()=>{
            return origCreateAnswer.apply(this, arguments);
        }).finally(()=>{
            this.setParametersPromises = [];
        });
        return origCreateAnswer.apply(this, arguments);
    };
}


var $c1f641ee5a6f6c8f$exports = {};

$parcel$export($c1f641ee5a6f6c8f$exports, "shimLocalStreamsAPI", () => $c1f641ee5a6f6c8f$export$8df41282f4fdcea2);
$parcel$export($c1f641ee5a6f6c8f$exports, "shimRemoteStreamsAPI", () => $c1f641ee5a6f6c8f$export$762aa4cbb4f2f857);
$parcel$export($c1f641ee5a6f6c8f$exports, "shimCallbacksAPI", () => $c1f641ee5a6f6c8f$export$da31df245debdd3);
$parcel$export($c1f641ee5a6f6c8f$exports, "shimGetUserMedia", () => $c1f641ee5a6f6c8f$export$1ed4910f4d37dc5e);
$parcel$export($c1f641ee5a6f6c8f$exports, "shimConstraints", () => $c1f641ee5a6f6c8f$export$494a01ac68ba81ac);
$parcel$export($c1f641ee5a6f6c8f$exports, "shimRTCIceServerUrls", () => $c1f641ee5a6f6c8f$export$671a8b47b41b6f41);
$parcel$export($c1f641ee5a6f6c8f$exports, "shimTrackEventTransceiver", () => $c1f641ee5a6f6c8f$export$85d53da088cb1b14);
$parcel$export($c1f641ee5a6f6c8f$exports, "shimCreateOfferLegacy", () => $c1f641ee5a6f6c8f$export$d444266503fdd2d4);
$parcel$export($c1f641ee5a6f6c8f$exports, "shimAudioContext", () => $c1f641ee5a6f6c8f$export$857cd739a7b795d2);
/*
 *  Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree.
 */ 
'use strict';
function $c1f641ee5a6f6c8f$export$8df41282f4fdcea2(window) {
    if (typeof window !== 'object' || !window.RTCPeerConnection) return;
    if (!('getLocalStreams' in window.RTCPeerConnection.prototype)) window.RTCPeerConnection.prototype.getLocalStreams = function getLocalStreams() {
        if (!this._localStreams) this._localStreams = [];
        return this._localStreams;
    };
    if (!('addStream' in window.RTCPeerConnection.prototype)) {
        const _addTrack = window.RTCPeerConnection.prototype.addTrack;
        window.RTCPeerConnection.prototype.addStream = function addStream(stream) {
            if (!this._localStreams) this._localStreams = [];
            if (!this._localStreams.includes(stream)) this._localStreams.push(stream);
            // Try to emulate Chrome's behaviour of adding in audio-video order.
            // Safari orders by track id.
            stream.getAudioTracks().forEach((track)=>_addTrack.call(this, track, stream));
            stream.getVideoTracks().forEach((track)=>_addTrack.call(this, track, stream));
        };
        window.RTCPeerConnection.prototype.addTrack = function addTrack(track, ...streams) {
            if (streams) streams.forEach((stream)=>{
                if (!this._localStreams) this._localStreams = [
                    stream
                ];
                else if (!this._localStreams.includes(stream)) this._localStreams.push(stream);
            });
            return _addTrack.apply(this, arguments);
        };
    }
    if (!('removeStream' in window.RTCPeerConnection.prototype)) window.RTCPeerConnection.prototype.removeStream = function removeStream(stream) {
        if (!this._localStreams) this._localStreams = [];
        const index = this._localStreams.indexOf(stream);
        if (index === -1) return;
        this._localStreams.splice(index, 1);
        const tracks = stream.getTracks();
        this.getSenders().forEach((sender)=>{
            if (tracks.includes(sender.track)) this.removeTrack(sender);
        });
    };
}
function $c1f641ee5a6f6c8f$export$762aa4cbb4f2f857(window) {
    if (typeof window !== 'object' || !window.RTCPeerConnection) return;
    if (!('getRemoteStreams' in window.RTCPeerConnection.prototype)) window.RTCPeerConnection.prototype.getRemoteStreams = function getRemoteStreams() {
        return this._remoteStreams ? this._remoteStreams : [];
    };
    if (!('onaddstream' in window.RTCPeerConnection.prototype)) {
        Object.defineProperty(window.RTCPeerConnection.prototype, 'onaddstream', {
            get () {
                return this._onaddstream;
            },
            set (f) {
                if (this._onaddstream) {
                    this.removeEventListener('addstream', this._onaddstream);
                    this.removeEventListener('track', this._onaddstreampoly);
                }
                this.addEventListener('addstream', this._onaddstream = f);
                this.addEventListener('track', this._onaddstreampoly = (e)=>{
                    e.streams.forEach((stream)=>{
                        if (!this._remoteStreams) this._remoteStreams = [];
                        if (this._remoteStreams.includes(stream)) return;
                        this._remoteStreams.push(stream);
                        const event = new Event('addstream');
                        event.stream = stream;
                        this.dispatchEvent(event);
                    });
                });
            }
        });
        const origSetRemoteDescription = window.RTCPeerConnection.prototype.setRemoteDescription;
        window.RTCPeerConnection.prototype.setRemoteDescription = function setRemoteDescription() {
            const pc = this;
            if (!this._onaddstreampoly) this.addEventListener('track', this._onaddstreampoly = function(e) {
                e.streams.forEach((stream)=>{
                    if (!pc._remoteStreams) pc._remoteStreams = [];
                    if (pc._remoteStreams.indexOf(stream) >= 0) return;
                    pc._remoteStreams.push(stream);
                    const event = new Event('addstream');
                    event.stream = stream;
                    pc.dispatchEvent(event);
                });
            });
            return origSetRemoteDescription.apply(pc, arguments);
        };
    }
}
function $c1f641ee5a6f6c8f$export$da31df245debdd3(window) {
    if (typeof window !== 'object' || !window.RTCPeerConnection) return;
    const prototype = window.RTCPeerConnection.prototype;
    const origCreateOffer = prototype.createOffer;
    const origCreateAnswer = prototype.createAnswer;
    const setLocalDescription = prototype.setLocalDescription;
    const setRemoteDescription = prototype.setRemoteDescription;
    const addIceCandidate = prototype.addIceCandidate;
    prototype.createOffer = function createOffer(successCallback, failureCallback) {
        const options = arguments.length >= 2 ? arguments[2] : arguments[0];
        const promise = origCreateOffer.apply(this, [
            options
        ]);
        if (!failureCallback) return promise;
        promise.then(successCallback, failureCallback);
        return Promise.resolve();
    };
    prototype.createAnswer = function createAnswer(successCallback, failureCallback) {
        const options = arguments.length >= 2 ? arguments[2] : arguments[0];
        const promise = origCreateAnswer.apply(this, [
            options
        ]);
        if (!failureCallback) return promise;
        promise.then(successCallback, failureCallback);
        return Promise.resolve();
    };
    let withCallback = function(description, successCallback, failureCallback) {
        const promise = setLocalDescription.apply(this, [
            description
        ]);
        if (!failureCallback) return promise;
        promise.then(successCallback, failureCallback);
        return Promise.resolve();
    };
    prototype.setLocalDescription = withCallback;
    withCallback = function(description, successCallback, failureCallback) {
        const promise = setRemoteDescription.apply(this, [
            description
        ]);
        if (!failureCallback) return promise;
        promise.then(successCallback, failureCallback);
        return Promise.resolve();
    };
    prototype.setRemoteDescription = withCallback;
    withCallback = function(candidate, successCallback, failureCallback) {
        const promise = addIceCandidate.apply(this, [
            candidate
        ]);
        if (!failureCallback) return promise;
        promise.then(successCallback, failureCallback);
        return Promise.resolve();
    };
    prototype.addIceCandidate = withCallback;
}
function $c1f641ee5a6f6c8f$export$1ed4910f4d37dc5e(window) {
    const navigator = window && window.navigator;
    if (navigator.mediaDevices && navigator.mediaDevices.getUserMedia) {
        // shim not needed in Safari 12.1
        const mediaDevices = navigator.mediaDevices;
        const _getUserMedia = mediaDevices.getUserMedia.bind(mediaDevices);
        navigator.mediaDevices.getUserMedia = (constraints)=>{
            return _getUserMedia($c1f641ee5a6f6c8f$export$494a01ac68ba81ac(constraints));
        };
    }
    if (!navigator.getUserMedia && navigator.mediaDevices && navigator.mediaDevices.getUserMedia) navigator.getUserMedia = (function getUserMedia(constraints, cb, errcb) {
        navigator.mediaDevices.getUserMedia(constraints).then(cb, errcb);
    }).bind(navigator);
}
function $c1f641ee5a6f6c8f$export$494a01ac68ba81ac(constraints) {
    if (constraints && constraints.video !== undefined) return Object.assign({}, constraints, {
        video: $9fea4db837311579$export$15384eac40dc88c8(constraints.video)
    });
    return constraints;
}
function $c1f641ee5a6f6c8f$export$671a8b47b41b6f41(window) {
    if (!window.RTCPeerConnection) return;
    // migrate from non-spec RTCIceServer.url to RTCIceServer.urls
    const OrigPeerConnection = window.RTCPeerConnection;
    window.RTCPeerConnection = function RTCPeerConnection(pcConfig, pcConstraints) {
        if (pcConfig && pcConfig.iceServers) {
            const newIceServers = [];
            for(let i = 0; i < pcConfig.iceServers.length; i++){
                let server = pcConfig.iceServers[i];
                if (server.urls === undefined && server.url) {
                    $9fea4db837311579$export$cdd73fc4100a6ef4('RTCIceServer.url', 'RTCIceServer.urls');
                    server = JSON.parse(JSON.stringify(server));
                    server.urls = server.url;
                    delete server.url;
                    newIceServers.push(server);
                } else newIceServers.push(pcConfig.iceServers[i]);
            }
            pcConfig.iceServers = newIceServers;
        }
        return new OrigPeerConnection(pcConfig, pcConstraints);
    };
    window.RTCPeerConnection.prototype = OrigPeerConnection.prototype;
    // wrap static methods. Currently just generateCertificate.
    if ('generateCertificate' in OrigPeerConnection) Object.defineProperty(window.RTCPeerConnection, 'generateCertificate', {
        get () {
            return OrigPeerConnection.generateCertificate;
        }
    });
}
function $c1f641ee5a6f6c8f$export$85d53da088cb1b14(window) {
    // Add event.transceiver member over deprecated event.receiver
    if (typeof window === 'object' && window.RTCTrackEvent && 'receiver' in window.RTCTrackEvent.prototype && !('transceiver' in window.RTCTrackEvent.prototype)) Object.defineProperty(window.RTCTrackEvent.prototype, 'transceiver', {
        get () {
            return {
                receiver: this.receiver
            };
        }
    });
}
function $c1f641ee5a6f6c8f$export$d444266503fdd2d4(window) {
    const origCreateOffer = window.RTCPeerConnection.prototype.createOffer;
    window.RTCPeerConnection.prototype.createOffer = function createOffer(offerOptions) {
        if (offerOptions) {
            if (typeof offerOptions.offerToReceiveAudio !== 'undefined') // support bit values
            offerOptions.offerToReceiveAudio = !!offerOptions.offerToReceiveAudio;
            const audioTransceiver = this.getTransceivers().find((transceiver)=>transceiver.receiver.track.kind === 'audio');
            if (offerOptions.offerToReceiveAudio === false && audioTransceiver) {
                if (audioTransceiver.direction === 'sendrecv') {
                    if (audioTransceiver.setDirection) audioTransceiver.setDirection('sendonly');
                    else audioTransceiver.direction = 'sendonly';
                } else if (audioTransceiver.direction === 'recvonly') {
                    if (audioTransceiver.setDirection) audioTransceiver.setDirection('inactive');
                    else audioTransceiver.direction = 'inactive';
                }
            } else if (offerOptions.offerToReceiveAudio === true && !audioTransceiver) this.addTransceiver('audio', {
                direction: 'recvonly'
            });
            if (typeof offerOptions.offerToReceiveVideo !== 'undefined') // support bit values
            offerOptions.offerToReceiveVideo = !!offerOptions.offerToReceiveVideo;
            const videoTransceiver = this.getTransceivers().find((transceiver)=>transceiver.receiver.track.kind === 'video');
            if (offerOptions.offerToReceiveVideo === false && videoTransceiver) {
                if (videoTransceiver.direction === 'sendrecv') {
                    if (videoTransceiver.setDirection) videoTransceiver.setDirection('sendonly');
                    else videoTransceiver.direction = 'sendonly';
                } else if (videoTransceiver.direction === 'recvonly') {
                    if (videoTransceiver.setDirection) videoTransceiver.setDirection('inactive');
                    else videoTransceiver.direction = 'inactive';
                }
            } else if (offerOptions.offerToReceiveVideo === true && !videoTransceiver) this.addTransceiver('video', {
                direction: 'recvonly'
            });
        }
        return origCreateOffer.apply(this, arguments);
    };
}
function $c1f641ee5a6f6c8f$export$857cd739a7b795d2(window) {
    if (typeof window !== 'object' || window.AudioContext) return;
    window.AudioContext = window.webkitAudioContext;
}


var $5151b78094cea2ba$exports = {};

$parcel$export($5151b78094cea2ba$exports, "shimRTCIceCandidate", () => $5151b78094cea2ba$export$cf133661e444ccfe);
$parcel$export($5151b78094cea2ba$exports, "shimRTCIceCandidateRelayProtocol", () => $5151b78094cea2ba$export$fdafb8d8280e29b5);
$parcel$export($5151b78094cea2ba$exports, "shimMaxMessageSize", () => $5151b78094cea2ba$export$a99147c78a56edc4);
$parcel$export($5151b78094cea2ba$exports, "shimSendThrowTypeError", () => $5151b78094cea2ba$export$d461c8d5c5db5da7);
$parcel$export($5151b78094cea2ba$exports, "shimConnectionState", () => $5151b78094cea2ba$export$63bb816cc75460);
$parcel$export($5151b78094cea2ba$exports, "removeExtmapAllowMixed", () => $5151b78094cea2ba$export$a57d114344295149);
$parcel$export($5151b78094cea2ba$exports, "shimAddIceCandidateNullOrEmpty", () => $5151b78094cea2ba$export$51d5e40b48c771c7);
$parcel$export($5151b78094cea2ba$exports, "shimParameterlessSetLocalDescription", () => $5151b78094cea2ba$export$7170d04e59f9d553);
/*
 *  Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree.
 */ /* eslint-env node */ var $5d0e6002f6ec24ec$exports = {};
/* eslint-env node */ 'use strict';
// SDP helpers.
const $5d0e6002f6ec24ec$var$SDPUtils = {};
// Generate an alphanumeric identifier for cname or mids.
// TODO: use UUIDs instead? https://gist.github.com/jed/982883
$5d0e6002f6ec24ec$var$SDPUtils.generateIdentifier = function() {
    return Math.random().toString(36).substring(2, 12);
};
// The RTCP CNAME used by all peerconnections from the same JS.
$5d0e6002f6ec24ec$var$SDPUtils.localCName = $5d0e6002f6ec24ec$var$SDPUtils.generateIdentifier();
// Splits SDP into lines, dealing with both CRLF and LF.
$5d0e6002f6ec24ec$var$SDPUtils.splitLines = function(blob) {
    return blob.trim().split('\n').map((line)=>line.trim());
};
// Splits SDP into sessionpart and mediasections. Ensures CRLF.
$5d0e6002f6ec24ec$var$SDPUtils.splitSections = function(blob) {
    const parts = blob.split('\nm=');
    return parts.map((part, index)=>(index > 0 ? 'm=' + part : part).trim() + '\r\n');
};
// Returns the session description.
$5d0e6002f6ec24ec$var$SDPUtils.getDescription = function(blob) {
    const sections = $5d0e6002f6ec24ec$var$SDPUtils.splitSections(blob);
    return sections && sections[0];
};
// Returns the individual media sections.
$5d0e6002f6ec24ec$var$SDPUtils.getMediaSections = function(blob) {
    const sections = $5d0e6002f6ec24ec$var$SDPUtils.splitSections(blob);
    sections.shift();
    return sections;
};
// Returns lines that start with a certain prefix.
$5d0e6002f6ec24ec$var$SDPUtils.matchPrefix = function(blob, prefix) {
    return $5d0e6002f6ec24ec$var$SDPUtils.splitLines(blob).filter((line)=>line.indexOf(prefix) === 0);
};
// Parses an ICE candidate line. Sample input:
// candidate:702786350 2 udp 41819902 8.8.8.8 60769 typ relay raddr 8.8.8.8
// rport 55996"
// Input can be prefixed with a=.
$5d0e6002f6ec24ec$var$SDPUtils.parseCandidate = function(line) {
    let parts;
    // Parse both variants.
    if (line.indexOf('a=candidate:') === 0) parts = line.substring(12).split(' ');
    else parts = line.substring(10).split(' ');
    const candidate = {
        foundation: parts[0],
        component: {
            1: 'rtp',
            2: 'rtcp'
        }[parts[1]] || parts[1],
        protocol: parts[2].toLowerCase(),
        priority: parseInt(parts[3], 10),
        ip: parts[4],
        address: parts[4],
        port: parseInt(parts[5], 10),
        // skip parts[6] == 'typ'
        type: parts[7]
    };
    for(let i = 8; i < parts.length; i += 2)switch(parts[i]){
        case 'raddr':
            candidate.relatedAddress = parts[i + 1];
            break;
        case 'rport':
            candidate.relatedPort = parseInt(parts[i + 1], 10);
            break;
        case 'tcptype':
            candidate.tcpType = parts[i + 1];
            break;
        case 'ufrag':
            candidate.ufrag = parts[i + 1]; // for backward compatibility.
            candidate.usernameFragment = parts[i + 1];
            break;
        default:
            if (candidate[parts[i]] === undefined) candidate[parts[i]] = parts[i + 1];
            break;
    }
    return candidate;
};
// Translates a candidate object into SDP candidate attribute.
// This does not include the a= prefix!
$5d0e6002f6ec24ec$var$SDPUtils.writeCandidate = function(candidate) {
    const sdp = [];
    sdp.push(candidate.foundation);
    const component = candidate.component;
    if (component === 'rtp') sdp.push(1);
    else if (component === 'rtcp') sdp.push(2);
    else sdp.push(component);
    sdp.push(candidate.protocol.toUpperCase());
    sdp.push(candidate.priority);
    sdp.push(candidate.address || candidate.ip);
    sdp.push(candidate.port);
    const type = candidate.type;
    sdp.push('typ');
    sdp.push(type);
    if (type !== 'host' && candidate.relatedAddress && candidate.relatedPort) {
        sdp.push('raddr');
        sdp.push(candidate.relatedAddress);
        sdp.push('rport');
        sdp.push(candidate.relatedPort);
    }
    if (candidate.tcpType && candidate.protocol.toLowerCase() === 'tcp') {
        sdp.push('tcptype');
        sdp.push(candidate.tcpType);
    }
    if (candidate.usernameFragment || candidate.ufrag) {
        sdp.push('ufrag');
        sdp.push(candidate.usernameFragment || candidate.ufrag);
    }
    return 'candidate:' + sdp.join(' ');
};
// Parses an ice-options line, returns an array of option tags.
// Sample input:
// a=ice-options:foo bar
$5d0e6002f6ec24ec$var$SDPUtils.parseIceOptions = function(line) {
    return line.substring(14).split(' ');
};
// Parses a rtpmap line, returns RTCRtpCoddecParameters. Sample input:
// a=rtpmap:111 opus/48000/2
$5d0e6002f6ec24ec$var$SDPUtils.parseRtpMap = function(line) {
    let parts = line.substring(9).split(' ');
    const parsed = {
        payloadType: parseInt(parts.shift(), 10)
    };
    parts = parts[0].split('/');
    parsed.name = parts[0];
    parsed.clockRate = parseInt(parts[1], 10); // was: clockrate
    parsed.channels = parts.length === 3 ? parseInt(parts[2], 10) : 1;
    // legacy alias, got renamed back to channels in ORTC.
    parsed.numChannels = parsed.channels;
    return parsed;
};
// Generates a rtpmap line from RTCRtpCodecCapability or
// RTCRtpCodecParameters.
$5d0e6002f6ec24ec$var$SDPUtils.writeRtpMap = function(codec) {
    let pt = codec.payloadType;
    if (codec.preferredPayloadType !== undefined) pt = codec.preferredPayloadType;
    const channels = codec.channels || codec.numChannels || 1;
    return 'a=rtpmap:' + pt + ' ' + codec.name + '/' + codec.clockRate + (channels !== 1 ? '/' + channels : '') + '\r\n';
};
// Parses a extmap line (headerextension from RFC 5285). Sample input:
// a=extmap:2 urn:ietf:params:rtp-hdrext:toffset
// a=extmap:2/sendonly urn:ietf:params:rtp-hdrext:toffset
$5d0e6002f6ec24ec$var$SDPUtils.parseExtmap = function(line) {
    const parts = line.substring(9).split(' ');
    return {
        id: parseInt(parts[0], 10),
        direction: parts[0].indexOf('/') > 0 ? parts[0].split('/')[1] : 'sendrecv',
        uri: parts[1],
        attributes: parts.slice(2).join(' ')
    };
};
// Generates an extmap line from RTCRtpHeaderExtensionParameters or
// RTCRtpHeaderExtension.
$5d0e6002f6ec24ec$var$SDPUtils.writeExtmap = function(headerExtension) {
    return 'a=extmap:' + (headerExtension.id || headerExtension.preferredId) + (headerExtension.direction && headerExtension.direction !== 'sendrecv' ? '/' + headerExtension.direction : '') + ' ' + headerExtension.uri + (headerExtension.attributes ? ' ' + headerExtension.attributes : '') + '\r\n';
};
// Parses a fmtp line, returns dictionary. Sample input:
// a=fmtp:96 vbr=on;cng=on
// Also deals with vbr=on; cng=on
$5d0e6002f6ec24ec$var$SDPUtils.parseFmtp = function(line) {
    const parsed = {};
    let kv;
    const parts = line.substring(line.indexOf(' ') + 1).split(';');
    for(let j = 0; j < parts.length; j++){
        kv = parts[j].trim().split('=');
        parsed[kv[0].trim()] = kv[1];
    }
    return parsed;
};
// Generates a fmtp line from RTCRtpCodecCapability or RTCRtpCodecParameters.
$5d0e6002f6ec24ec$var$SDPUtils.writeFmtp = function(codec) {
    let line = '';
    let pt = codec.payloadType;
    if (codec.preferredPayloadType !== undefined) pt = codec.preferredPayloadType;
    if (codec.parameters && Object.keys(codec.parameters).length) {
        const params = [];
        Object.keys(codec.parameters).forEach((param)=>{
            if (codec.parameters[param] !== undefined) params.push(param + '=' + codec.parameters[param]);
            else params.push(param);
        });
        line += 'a=fmtp:' + pt + ' ' + params.join(';') + '\r\n';
    }
    return line;
};
// Parses a rtcp-fb line, returns RTCPRtcpFeedback object. Sample input:
// a=rtcp-fb:98 nack rpsi
$5d0e6002f6ec24ec$var$SDPUtils.parseRtcpFb = function(line) {
    const parts = line.substring(line.indexOf(' ') + 1).split(' ');
    return {
        type: parts.shift(),
        parameter: parts.join(' ')
    };
};
// Generate a=rtcp-fb lines from RTCRtpCodecCapability or RTCRtpCodecParameters.
$5d0e6002f6ec24ec$var$SDPUtils.writeRtcpFb = function(codec) {
    let lines = '';
    let pt = codec.payloadType;
    if (codec.preferredPayloadType !== undefined) pt = codec.preferredPayloadType;
    if (codec.rtcpFeedback && codec.rtcpFeedback.length) // FIXME: special handling for trr-int?
    codec.rtcpFeedback.forEach((fb)=>{
        lines += 'a=rtcp-fb:' + pt + ' ' + fb.type + (fb.parameter && fb.parameter.length ? ' ' + fb.parameter : '') + '\r\n';
    });
    return lines;
};
// Parses a RFC 5576 ssrc media attribute. Sample input:
// a=ssrc:3735928559 cname:something
$5d0e6002f6ec24ec$var$SDPUtils.parseSsrcMedia = function(line) {
    const sp = line.indexOf(' ');
    const parts = {
        ssrc: parseInt(line.substring(7, sp), 10)
    };
    const colon = line.indexOf(':', sp);
    if (colon > -1) {
        parts.attribute = line.substring(sp + 1, colon);
        parts.value = line.substring(colon + 1);
    } else parts.attribute = line.substring(sp + 1);
    return parts;
};
// Parse a ssrc-group line (see RFC 5576). Sample input:
// a=ssrc-group:semantics 12 34
$5d0e6002f6ec24ec$var$SDPUtils.parseSsrcGroup = function(line) {
    const parts = line.substring(13).split(' ');
    return {
        semantics: parts.shift(),
        ssrcs: parts.map((ssrc)=>parseInt(ssrc, 10))
    };
};
// Extracts the MID (RFC 5888) from a media section.
// Returns the MID or undefined if no mid line was found.
$5d0e6002f6ec24ec$var$SDPUtils.getMid = function(mediaSection) {
    const mid = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=mid:')[0];
    if (mid) return mid.substring(6);
};
// Parses a fingerprint line for DTLS-SRTP.
$5d0e6002f6ec24ec$var$SDPUtils.parseFingerprint = function(line) {
    const parts = line.substring(14).split(' ');
    return {
        algorithm: parts[0].toLowerCase(),
        value: parts[1].toUpperCase()
    };
};
// Extracts DTLS parameters from SDP media section or sessionpart.
// FIXME: for consistency with other functions this should only
//   get the fingerprint line as input. See also getIceParameters.
$5d0e6002f6ec24ec$var$SDPUtils.getDtlsParameters = function(mediaSection, sessionpart) {
    const lines = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection + sessionpart, 'a=fingerprint:');
    // Note: a=setup line is ignored since we use the 'auto' role in Edge.
    return {
        role: 'auto',
        fingerprints: lines.map($5d0e6002f6ec24ec$var$SDPUtils.parseFingerprint)
    };
};
// Serializes DTLS parameters to SDP.
$5d0e6002f6ec24ec$var$SDPUtils.writeDtlsParameters = function(params, setupType) {
    let sdp = 'a=setup:' + setupType + '\r\n';
    params.fingerprints.forEach((fp)=>{
        sdp += 'a=fingerprint:' + fp.algorithm + ' ' + fp.value + '\r\n';
    });
    return sdp;
};
// Parses a=crypto lines into
//   https://rawgit.com/aboba/edgertc/master/msortc-rs4.html#dictionary-rtcsrtpsdesparameters-members
$5d0e6002f6ec24ec$var$SDPUtils.parseCryptoLine = function(line) {
    const parts = line.substring(9).split(' ');
    return {
        tag: parseInt(parts[0], 10),
        cryptoSuite: parts[1],
        keyParams: parts[2],
        sessionParams: parts.slice(3)
    };
};
$5d0e6002f6ec24ec$var$SDPUtils.writeCryptoLine = function(parameters) {
    return 'a=crypto:' + parameters.tag + ' ' + parameters.cryptoSuite + ' ' + (typeof parameters.keyParams === 'object' ? $5d0e6002f6ec24ec$var$SDPUtils.writeCryptoKeyParams(parameters.keyParams) : parameters.keyParams) + (parameters.sessionParams ? ' ' + parameters.sessionParams.join(' ') : '') + '\r\n';
};
// Parses the crypto key parameters into
//   https://rawgit.com/aboba/edgertc/master/msortc-rs4.html#rtcsrtpkeyparam*
$5d0e6002f6ec24ec$var$SDPUtils.parseCryptoKeyParams = function(keyParams) {
    if (keyParams.indexOf('inline:') !== 0) return null;
    const parts = keyParams.substring(7).split('|');
    return {
        keyMethod: 'inline',
        keySalt: parts[0],
        lifeTime: parts[1],
        mkiValue: parts[2] ? parts[2].split(':')[0] : undefined,
        mkiLength: parts[2] ? parts[2].split(':')[1] : undefined
    };
};
$5d0e6002f6ec24ec$var$SDPUtils.writeCryptoKeyParams = function(keyParams) {
    return keyParams.keyMethod + ':' + keyParams.keySalt + (keyParams.lifeTime ? '|' + keyParams.lifeTime : '') + (keyParams.mkiValue && keyParams.mkiLength ? '|' + keyParams.mkiValue + ':' + keyParams.mkiLength : '');
};
// Extracts all SDES parameters.
$5d0e6002f6ec24ec$var$SDPUtils.getCryptoParameters = function(mediaSection, sessionpart) {
    const lines = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection + sessionpart, 'a=crypto:');
    return lines.map($5d0e6002f6ec24ec$var$SDPUtils.parseCryptoLine);
};
// Parses ICE information from SDP media section or sessionpart.
// FIXME: for consistency with other functions this should only
//   get the ice-ufrag and ice-pwd lines as input.
$5d0e6002f6ec24ec$var$SDPUtils.getIceParameters = function(mediaSection, sessionpart) {
    const ufrag = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection + sessionpart, 'a=ice-ufrag:')[0];
    const pwd = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection + sessionpart, 'a=ice-pwd:')[0];
    if (!(ufrag && pwd)) return null;
    return {
        usernameFragment: ufrag.substring(12),
        password: pwd.substring(10)
    };
};
// Serializes ICE parameters to SDP.
$5d0e6002f6ec24ec$var$SDPUtils.writeIceParameters = function(params) {
    let sdp = 'a=ice-ufrag:' + params.usernameFragment + '\r\n' + 'a=ice-pwd:' + params.password + '\r\n';
    if (params.iceLite) sdp += 'a=ice-lite\r\n';
    return sdp;
};
// Parses the SDP media section and returns RTCRtpParameters.
$5d0e6002f6ec24ec$var$SDPUtils.parseRtpParameters = function(mediaSection) {
    const description = {
        codecs: [],
        headerExtensions: [],
        fecMechanisms: [],
        rtcp: []
    };
    const lines = $5d0e6002f6ec24ec$var$SDPUtils.splitLines(mediaSection);
    const mline = lines[0].split(' ');
    description.profile = mline[2];
    for(let i = 3; i < mline.length; i++){
        const pt = mline[i];
        const rtpmapline = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=rtpmap:' + pt + ' ')[0];
        if (rtpmapline) {
            const codec = $5d0e6002f6ec24ec$var$SDPUtils.parseRtpMap(rtpmapline);
            const fmtps = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=fmtp:' + pt + ' ');
            // Only the first a=fmtp:<pt> is considered.
            codec.parameters = fmtps.length ? $5d0e6002f6ec24ec$var$SDPUtils.parseFmtp(fmtps[0]) : {};
            codec.rtcpFeedback = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=rtcp-fb:' + pt + ' ').map($5d0e6002f6ec24ec$var$SDPUtils.parseRtcpFb);
            description.codecs.push(codec);
            // parse FEC mechanisms from rtpmap lines.
            switch(codec.name.toUpperCase()){
                case 'RED':
                case 'ULPFEC':
                    description.fecMechanisms.push(codec.name.toUpperCase());
                    break;
                default:
                    break;
            }
        }
    }
    $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=extmap:').forEach((line)=>{
        description.headerExtensions.push($5d0e6002f6ec24ec$var$SDPUtils.parseExtmap(line));
    });
    const wildcardRtcpFb = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=rtcp-fb:* ').map($5d0e6002f6ec24ec$var$SDPUtils.parseRtcpFb);
    description.codecs.forEach((codec)=>{
        wildcardRtcpFb.forEach((fb)=>{
            const duplicate = codec.rtcpFeedback.find((existingFeedback)=>{
                return existingFeedback.type === fb.type && existingFeedback.parameter === fb.parameter;
            });
            if (!duplicate) codec.rtcpFeedback.push(fb);
        });
    });
    // FIXME: parse rtcp.
    return description;
};
// Generates parts of the SDP media section describing the capabilities /
// parameters.
$5d0e6002f6ec24ec$var$SDPUtils.writeRtpDescription = function(kind, caps) {
    let sdp = '';
    // Build the mline.
    sdp += 'm=' + kind + ' ';
    sdp += caps.codecs.length > 0 ? '9' : '0'; // reject if no codecs.
    sdp += ' ' + (caps.profile || 'UDP/TLS/RTP/SAVPF') + ' ';
    sdp += caps.codecs.map((codec)=>{
        if (codec.preferredPayloadType !== undefined) return codec.preferredPayloadType;
        return codec.payloadType;
    }).join(' ') + '\r\n';
    sdp += 'c=IN IP4 0.0.0.0\r\n';
    sdp += 'a=rtcp:9 IN IP4 0.0.0.0\r\n';
    // Add a=rtpmap lines for each codec. Also fmtp and rtcp-fb.
    caps.codecs.forEach((codec)=>{
        sdp += $5d0e6002f6ec24ec$var$SDPUtils.writeRtpMap(codec);
        sdp += $5d0e6002f6ec24ec$var$SDPUtils.writeFmtp(codec);
        sdp += $5d0e6002f6ec24ec$var$SDPUtils.writeRtcpFb(codec);
    });
    let maxptime = 0;
    caps.codecs.forEach((codec)=>{
        if (codec.maxptime > maxptime) maxptime = codec.maxptime;
    });
    if (maxptime > 0) sdp += 'a=maxptime:' + maxptime + '\r\n';
    if (caps.headerExtensions) caps.headerExtensions.forEach((extension)=>{
        sdp += $5d0e6002f6ec24ec$var$SDPUtils.writeExtmap(extension);
    });
    // FIXME: write fecMechanisms.
    return sdp;
};
// Parses the SDP media section and returns an array of
// RTCRtpEncodingParameters.
$5d0e6002f6ec24ec$var$SDPUtils.parseRtpEncodingParameters = function(mediaSection) {
    const encodingParameters = [];
    const description = $5d0e6002f6ec24ec$var$SDPUtils.parseRtpParameters(mediaSection);
    const hasRed = description.fecMechanisms.indexOf('RED') !== -1;
    const hasUlpfec = description.fecMechanisms.indexOf('ULPFEC') !== -1;
    // filter a=ssrc:... cname:, ignore PlanB-msid
    const ssrcs = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=ssrc:').map((line)=>$5d0e6002f6ec24ec$var$SDPUtils.parseSsrcMedia(line)).filter((parts)=>parts.attribute === 'cname');
    const primarySsrc = ssrcs.length > 0 && ssrcs[0].ssrc;
    let secondarySsrc;
    const flows = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=ssrc-group:FID').map((line)=>{
        const parts = line.substring(17).split(' ');
        return parts.map((part)=>parseInt(part, 10));
    });
    if (flows.length > 0 && flows[0].length > 1 && flows[0][0] === primarySsrc) secondarySsrc = flows[0][1];
    description.codecs.forEach((codec)=>{
        if (codec.name.toUpperCase() === 'RTX' && codec.parameters.apt) {
            let encParam = {
                ssrc: primarySsrc,
                codecPayloadType: parseInt(codec.parameters.apt, 10)
            };
            if (primarySsrc && secondarySsrc) encParam.rtx = {
                ssrc: secondarySsrc
            };
            encodingParameters.push(encParam);
            if (hasRed) {
                encParam = JSON.parse(JSON.stringify(encParam));
                encParam.fec = {
                    ssrc: primarySsrc,
                    mechanism: hasUlpfec ? 'red+ulpfec' : 'red'
                };
                encodingParameters.push(encParam);
            }
        }
    });
    if (encodingParameters.length === 0 && primarySsrc) encodingParameters.push({
        ssrc: primarySsrc
    });
    // we support both b=AS and b=TIAS but interpret AS as TIAS.
    let bandwidth = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'b=');
    if (bandwidth.length) {
        if (bandwidth[0].indexOf('b=TIAS:') === 0) bandwidth = parseInt(bandwidth[0].substring(7), 10);
        else if (bandwidth[0].indexOf('b=AS:') === 0) // use formula from JSEP to convert b=AS to TIAS value.
        bandwidth = parseInt(bandwidth[0].substring(5), 10) * 950 - 16000;
        else bandwidth = undefined;
        encodingParameters.forEach((params)=>{
            params.maxBitrate = bandwidth;
        });
    }
    return encodingParameters;
};
// parses http://draft.ortc.org/#rtcrtcpparameters*
$5d0e6002f6ec24ec$var$SDPUtils.parseRtcpParameters = function(mediaSection) {
    const rtcpParameters = {};
    // Gets the first SSRC. Note that with RTX there might be multiple
    // SSRCs.
    const remoteSsrc = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=ssrc:').map((line)=>$5d0e6002f6ec24ec$var$SDPUtils.parseSsrcMedia(line)).filter((obj)=>obj.attribute === 'cname')[0];
    if (remoteSsrc) {
        rtcpParameters.cname = remoteSsrc.value;
        rtcpParameters.ssrc = remoteSsrc.ssrc;
    }
    // Edge uses the compound attribute instead of reducedSize
    // compound is !reducedSize
    const rsize = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=rtcp-rsize');
    rtcpParameters.reducedSize = rsize.length > 0;
    rtcpParameters.compound = rsize.length === 0;
    // parses the rtcp-mux attrіbute.
    // Note that Edge does not support unmuxed RTCP.
    const mux = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=rtcp-mux');
    rtcpParameters.mux = mux.length > 0;
    return rtcpParameters;
};
$5d0e6002f6ec24ec$var$SDPUtils.writeRtcpParameters = function(rtcpParameters) {
    let sdp = '';
    if (rtcpParameters.reducedSize) sdp += 'a=rtcp-rsize\r\n';
    if (rtcpParameters.mux) sdp += 'a=rtcp-mux\r\n';
    if (rtcpParameters.ssrc !== undefined && rtcpParameters.cname) sdp += 'a=ssrc:' + rtcpParameters.ssrc + ' cname:' + rtcpParameters.cname + '\r\n';
    return sdp;
};
// parses either a=msid: or a=ssrc:... msid lines and returns
// the id of the MediaStream and MediaStreamTrack.
$5d0e6002f6ec24ec$var$SDPUtils.parseMsid = function(mediaSection) {
    let parts;
    const spec = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=msid:');
    if (spec.length === 1) {
        parts = spec[0].substring(7).split(' ');
        return {
            stream: parts[0],
            track: parts[1]
        };
    }
    const planB = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=ssrc:').map((line)=>$5d0e6002f6ec24ec$var$SDPUtils.parseSsrcMedia(line)).filter((msidParts)=>msidParts.attribute === 'msid');
    if (planB.length > 0) {
        parts = planB[0].value.split(' ');
        return {
            stream: parts[0],
            track: parts[1]
        };
    }
};
// SCTP
// parses draft-ietf-mmusic-sctp-sdp-26 first and falls back
// to draft-ietf-mmusic-sctp-sdp-05
$5d0e6002f6ec24ec$var$SDPUtils.parseSctpDescription = function(mediaSection) {
    const mline = $5d0e6002f6ec24ec$var$SDPUtils.parseMLine(mediaSection);
    const maxSizeLine = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=max-message-size:');
    let maxMessageSize;
    if (maxSizeLine.length > 0) maxMessageSize = parseInt(maxSizeLine[0].substring(19), 10);
    if (isNaN(maxMessageSize)) maxMessageSize = 65536;
    const sctpPort = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=sctp-port:');
    if (sctpPort.length > 0) return {
        port: parseInt(sctpPort[0].substring(12), 10),
        protocol: mline.fmt,
        maxMessageSize: maxMessageSize
    };
    const sctpMapLines = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'a=sctpmap:');
    if (sctpMapLines.length > 0) {
        const parts = sctpMapLines[0].substring(10).split(' ');
        return {
            port: parseInt(parts[0], 10),
            protocol: parts[1],
            maxMessageSize: maxMessageSize
        };
    }
};
// SCTP
// outputs the draft-ietf-mmusic-sctp-sdp-26 version that all browsers
// support by now receiving in this format, unless we originally parsed
// as the draft-ietf-mmusic-sctp-sdp-05 format (indicated by the m-line
// protocol of DTLS/SCTP -- without UDP/ or TCP/)
$5d0e6002f6ec24ec$var$SDPUtils.writeSctpDescription = function(media, sctp) {
    let output = [];
    if (media.protocol !== 'DTLS/SCTP') output = [
        'm=' + media.kind + ' 9 ' + media.protocol + ' ' + sctp.protocol + '\r\n',
        'c=IN IP4 0.0.0.0\r\n',
        'a=sctp-port:' + sctp.port + '\r\n'
    ];
    else output = [
        'm=' + media.kind + ' 9 ' + media.protocol + ' ' + sctp.port + '\r\n',
        'c=IN IP4 0.0.0.0\r\n',
        'a=sctpmap:' + sctp.port + ' ' + sctp.protocol + ' 65535\r\n'
    ];
    if (sctp.maxMessageSize !== undefined) output.push('a=max-message-size:' + sctp.maxMessageSize + '\r\n');
    return output.join('');
};
// Generate a session ID for SDP.
// https://tools.ietf.org/html/draft-ietf-rtcweb-jsep-20#section-5.2.1
// recommends using a cryptographically random +ve 64-bit value
// but right now this should be acceptable and within the right range
$5d0e6002f6ec24ec$var$SDPUtils.generateSessionId = function() {
    return Math.random().toString().substr(2, 22);
};
// Write boiler plate for start of SDP
// sessId argument is optional - if not supplied it will
// be generated randomly
// sessVersion is optional and defaults to 2
// sessUser is optional and defaults to 'thisisadapterortc'
$5d0e6002f6ec24ec$var$SDPUtils.writeSessionBoilerplate = function(sessId, sessVer, sessUser) {
    let sessionId;
    const version = sessVer !== undefined ? sessVer : 2;
    if (sessId) sessionId = sessId;
    else sessionId = $5d0e6002f6ec24ec$var$SDPUtils.generateSessionId();
    const user = sessUser || 'thisisadapterortc';
    // FIXME: sess-id should be an NTP timestamp.
    return "v=0\r\no=" + user + ' ' + sessionId + ' ' + version + ' IN IP4 127.0.0.1\r\n' + 's=-\r\n' + 't=0 0\r\n';
};
// Gets the direction from the mediaSection or the sessionpart.
$5d0e6002f6ec24ec$var$SDPUtils.getDirection = function(mediaSection, sessionpart) {
    // Look for sendrecv, sendonly, recvonly, inactive, default to sendrecv.
    const lines = $5d0e6002f6ec24ec$var$SDPUtils.splitLines(mediaSection);
    for(let i = 0; i < lines.length; i++)switch(lines[i]){
        case 'a=sendrecv':
        case 'a=sendonly':
        case 'a=recvonly':
        case 'a=inactive':
            return lines[i].substring(2);
        default:
    }
    if (sessionpart) return $5d0e6002f6ec24ec$var$SDPUtils.getDirection(sessionpart);
    return 'sendrecv';
};
$5d0e6002f6ec24ec$var$SDPUtils.getKind = function(mediaSection) {
    const lines = $5d0e6002f6ec24ec$var$SDPUtils.splitLines(mediaSection);
    const mline = lines[0].split(' ');
    return mline[0].substring(2);
};
$5d0e6002f6ec24ec$var$SDPUtils.isRejected = function(mediaSection) {
    return mediaSection.split(' ', 2)[1] === '0';
};
$5d0e6002f6ec24ec$var$SDPUtils.parseMLine = function(mediaSection) {
    const lines = $5d0e6002f6ec24ec$var$SDPUtils.splitLines(mediaSection);
    const parts = lines[0].substring(2).split(' ');
    return {
        kind: parts[0],
        port: parseInt(parts[1], 10),
        protocol: parts[2],
        fmt: parts.slice(3).join(' ')
    };
};
$5d0e6002f6ec24ec$var$SDPUtils.parseOLine = function(mediaSection) {
    const line = $5d0e6002f6ec24ec$var$SDPUtils.matchPrefix(mediaSection, 'o=')[0];
    const parts = line.substring(2).split(' ');
    return {
        username: parts[0],
        sessionId: parts[1],
        sessionVersion: parseInt(parts[2], 10),
        netType: parts[3],
        addressType: parts[4],
        address: parts[5]
    };
};
// a very naive interpretation of a valid SDP.
$5d0e6002f6ec24ec$var$SDPUtils.isValidSDP = function(blob) {
    if (typeof blob !== 'string' || blob.length === 0) return false;
    const lines = $5d0e6002f6ec24ec$var$SDPUtils.splitLines(blob);
    for(let i = 0; i < lines.length; i++){
        if (lines[i].length < 2 || lines[i].charAt(1) !== '=') return false;
    // TODO: check the modifier a bit more.
    }
    return true;
};
$5d0e6002f6ec24ec$exports = $5d0e6002f6ec24ec$var$SDPUtils;



'use strict';
function $5151b78094cea2ba$export$cf133661e444ccfe(window) {
    // foundation is arbitrarily chosen as an indicator for full support for
    // https://w3c.github.io/webrtc-pc/#rtcicecandidate-interface
    if (!window.RTCIceCandidate || window.RTCIceCandidate && 'foundation' in window.RTCIceCandidate.prototype) return;
    const NativeRTCIceCandidate = window.RTCIceCandidate;
    window.RTCIceCandidate = function RTCIceCandidate(args) {
        // Remove the a= which shouldn't be part of the candidate string.
        if (typeof args === 'object' && args.candidate && args.candidate.indexOf('a=') === 0) {
            args = JSON.parse(JSON.stringify(args));
            args.candidate = args.candidate.substring(2);
        }
        if (args.candidate && args.candidate.length) {
            // Augment the native candidate with the parsed fields.
            const nativeCandidate = new NativeRTCIceCandidate(args);
            const parsedCandidate = (0, (/*@__PURE__*/$parcel$interopDefault($5d0e6002f6ec24ec$exports))).parseCandidate(args.candidate);
            for(const key in parsedCandidate)if (!(key in nativeCandidate)) Object.defineProperty(nativeCandidate, key, {
                value: parsedCandidate[key]
            });
            // Override serializer to not serialize the extra attributes.
            nativeCandidate.toJSON = function toJSON() {
                return {
                    candidate: nativeCandidate.candidate,
                    sdpMid: nativeCandidate.sdpMid,
                    sdpMLineIndex: nativeCandidate.sdpMLineIndex,
                    usernameFragment: nativeCandidate.usernameFragment
                };
            };
            return nativeCandidate;
        }
        return new NativeRTCIceCandidate(args);
    };
    window.RTCIceCandidate.prototype = NativeRTCIceCandidate.prototype;
    // Hook up the augmented candidate in onicecandidate and
    // addEventListener('icecandidate', ...)
    $9fea4db837311579$export$1f48841962b828b1(window, 'icecandidate', (e)=>{
        if (e.candidate) Object.defineProperty(e, 'candidate', {
            value: new window.RTCIceCandidate(e.candidate),
            writable: 'false'
        });
        return e;
    });
}
function $5151b78094cea2ba$export$fdafb8d8280e29b5(window) {
    if (!window.RTCIceCandidate || window.RTCIceCandidate && 'relayProtocol' in window.RTCIceCandidate.prototype) return;
    // Hook up the augmented candidate in onicecandidate and
    // addEventListener('icecandidate', ...)
    $9fea4db837311579$export$1f48841962b828b1(window, 'icecandidate', (e)=>{
        if (e.candidate) {
            const parsedCandidate = (0, (/*@__PURE__*/$parcel$interopDefault($5d0e6002f6ec24ec$exports))).parseCandidate(e.candidate.candidate);
            if (parsedCandidate.type === 'relay') // This is a libwebrtc-specific mapping of local type preference
            // to relayProtocol.
            e.candidate.relayProtocol = ({
                0: 'tls',
                1: 'tcp',
                2: 'udp'
            })[parsedCandidate.priority >> 24];
        }
        return e;
    });
}
function $5151b78094cea2ba$export$a99147c78a56edc4(window, browserDetails) {
    if (!window.RTCPeerConnection) return;
    if (!('sctp' in window.RTCPeerConnection.prototype)) Object.defineProperty(window.RTCPeerConnection.prototype, 'sctp', {
        get () {
            return typeof this._sctp === 'undefined' ? null : this._sctp;
        }
    });
    const sctpInDescription = function(description) {
        if (!description || !description.sdp) return false;
        const sections = (0, (/*@__PURE__*/$parcel$interopDefault($5d0e6002f6ec24ec$exports))).splitSections(description.sdp);
        sections.shift();
        return sections.some((mediaSection)=>{
            const mLine = (0, (/*@__PURE__*/$parcel$interopDefault($5d0e6002f6ec24ec$exports))).parseMLine(mediaSection);
            return mLine && mLine.kind === 'application' && mLine.protocol.indexOf('SCTP') !== -1;
        });
    };
    const getRemoteFirefoxVersion = function(description) {
        // TODO: Is there a better solution for detecting Firefox?
        const match = description.sdp.match(/mozilla...THIS_IS_SDPARTA-(\d+)/);
        if (match === null || match.length < 2) return -1;
        const version = parseInt(match[1], 10);
        // Test for NaN (yes, this is ugly)
        return version !== version ? -1 : version;
    };
    const getCanSendMaxMessageSize = function(remoteIsFirefox) {
        // Every implementation we know can send at least 64 KiB.
        // Note: Although Chrome is technically able to send up to 256 KiB, the
        //       data does not reach the other peer reliably.
        //       See: https://bugs.chromium.org/p/webrtc/issues/detail?id=8419
        let canSendMaxMessageSize = 65536;
        if (browserDetails.browser === 'firefox') {
            if (browserDetails.version < 57) {
                if (remoteIsFirefox === -1) // FF < 57 will send in 16 KiB chunks using the deprecated PPID
                // fragmentation.
                canSendMaxMessageSize = 16384;
                else // However, other FF (and RAWRTC) can reassemble PPID-fragmented
                // messages. Thus, supporting ~2 GiB when sending.
                canSendMaxMessageSize = 2147483637;
            } else if (browserDetails.version < 60) // Currently, all FF >= 57 will reset the remote maximum message size
            // to the default value when a data channel is created at a later
            // stage. :(
            // See: https://bugzilla.mozilla.org/show_bug.cgi?id=1426831
            canSendMaxMessageSize = browserDetails.version === 57 ? 65535 : 65536;
            else // FF >= 60 supports sending ~2 GiB
            canSendMaxMessageSize = 2147483637;
        }
        return canSendMaxMessageSize;
    };
    const getMaxMessageSize = function(description, remoteIsFirefox) {
        // Note: 65536 bytes is the default value from the SDP spec. Also,
        //       every implementation we know supports receiving 65536 bytes.
        let maxMessageSize = 65536;
        // FF 57 has a slightly incorrect default remote max message size, so
        // we need to adjust it here to avoid a failure when sending.
        // See: https://bugzilla.mozilla.org/show_bug.cgi?id=1425697
        if (browserDetails.browser === 'firefox' && browserDetails.version === 57) maxMessageSize = 65535;
        const match = (0, (/*@__PURE__*/$parcel$interopDefault($5d0e6002f6ec24ec$exports))).matchPrefix(description.sdp, 'a=max-message-size:');
        if (match.length > 0) maxMessageSize = parseInt(match[0].substring(19), 10);
        else if (browserDetails.browser === 'firefox' && remoteIsFirefox !== -1) // If the maximum message size is not present in the remote SDP and
        // both local and remote are Firefox, the remote peer can receive
        // ~2 GiB.
        maxMessageSize = 2147483637;
        return maxMessageSize;
    };
    const origSetRemoteDescription = window.RTCPeerConnection.prototype.setRemoteDescription;
    window.RTCPeerConnection.prototype.setRemoteDescription = function setRemoteDescription() {
        this._sctp = null;
        // Chrome decided to not expose .sctp in plan-b mode.
        // As usual, adapter.js has to do an 'ugly worakaround'
        // to cover up the mess.
        if (browserDetails.browser === 'chrome' && browserDetails.version >= 76) {
            const { sdpSemantics: sdpSemantics } = this.getConfiguration();
            if (sdpSemantics === 'plan-b') Object.defineProperty(this, 'sctp', {
                get () {
                    return typeof this._sctp === 'undefined' ? null : this._sctp;
                },
                enumerable: true,
                configurable: true
            });
        }
        if (sctpInDescription(arguments[0])) {
            // Check if the remote is FF.
            const isFirefox = getRemoteFirefoxVersion(arguments[0]);
            // Get the maximum message size the local peer is capable of sending
            const canSendMMS = getCanSendMaxMessageSize(isFirefox);
            // Get the maximum message size of the remote peer.
            const remoteMMS = getMaxMessageSize(arguments[0], isFirefox);
            // Determine final maximum message size
            let maxMessageSize;
            if (canSendMMS === 0 && remoteMMS === 0) maxMessageSize = Number.POSITIVE_INFINITY;
            else if (canSendMMS === 0 || remoteMMS === 0) maxMessageSize = Math.max(canSendMMS, remoteMMS);
            else maxMessageSize = Math.min(canSendMMS, remoteMMS);
            // Create a dummy RTCSctpTransport object and the 'maxMessageSize'
            // attribute.
            const sctp = {};
            Object.defineProperty(sctp, 'maxMessageSize', {
                get () {
                    return maxMessageSize;
                }
            });
            this._sctp = sctp;
        }
        return origSetRemoteDescription.apply(this, arguments);
    };
}
function $5151b78094cea2ba$export$d461c8d5c5db5da7(window) {
    if (!(window.RTCPeerConnection && 'createDataChannel' in window.RTCPeerConnection.prototype)) return;
    // Note: Although Firefox >= 57 has a native implementation, the maximum
    //       message size can be reset for all data channels at a later stage.
    //       See: https://bugzilla.mozilla.org/show_bug.cgi?id=1426831
    function wrapDcSend(dc, pc) {
        const origDataChannelSend = dc.send;
        dc.send = function send() {
            const data = arguments[0];
            const length = data.length || data.size || data.byteLength;
            if (dc.readyState === 'open' && pc.sctp && length > pc.sctp.maxMessageSize) throw new TypeError('Message too large (can send a maximum of ' + pc.sctp.maxMessageSize + ' bytes)');
            return origDataChannelSend.apply(dc, arguments);
        };
    }
    const origCreateDataChannel = window.RTCPeerConnection.prototype.createDataChannel;
    window.RTCPeerConnection.prototype.createDataChannel = function createDataChannel() {
        const dataChannel = origCreateDataChannel.apply(this, arguments);
        wrapDcSend(dataChannel, this);
        return dataChannel;
    };
    $9fea4db837311579$export$1f48841962b828b1(window, 'datachannel', (e)=>{
        wrapDcSend(e.channel, e.target);
        return e;
    });
}
function $5151b78094cea2ba$export$63bb816cc75460(window) {
    if (!window.RTCPeerConnection || 'connectionState' in window.RTCPeerConnection.prototype) return;
    const proto = window.RTCPeerConnection.prototype;
    Object.defineProperty(proto, 'connectionState', {
        get () {
            return ({
                completed: 'connected',
                checking: 'connecting'
            })[this.iceConnectionState] || this.iceConnectionState;
        },
        enumerable: true,
        configurable: true
    });
    Object.defineProperty(proto, 'onconnectionstatechange', {
        get () {
            return this._onconnectionstatechange || null;
        },
        set (cb) {
            if (this._onconnectionstatechange) {
                this.removeEventListener('connectionstatechange', this._onconnectionstatechange);
                delete this._onconnectionstatechange;
            }
            if (cb) this.addEventListener('connectionstatechange', this._onconnectionstatechange = cb);
        },
        enumerable: true,
        configurable: true
    });
    [
        'setLocalDescription',
        'setRemoteDescription'
    ].forEach((method)=>{
        const origMethod = proto[method];
        proto[method] = function() {
            if (!this._connectionstatechangepoly) {
                this._connectionstatechangepoly = (e)=>{
                    const pc = e.target;
                    if (pc._lastConnectionState !== pc.connectionState) {
                        pc._lastConnectionState = pc.connectionState;
                        const newEvent = new Event('connectionstatechange', e);
                        pc.dispatchEvent(newEvent);
                    }
                    return e;
                };
                this.addEventListener('iceconnectionstatechange', this._connectionstatechangepoly);
            }
            return origMethod.apply(this, arguments);
        };
    });
}
function $5151b78094cea2ba$export$a57d114344295149(window, browserDetails) {
    /* remove a=extmap-allow-mixed for webrtc.org < M71 */ if (!window.RTCPeerConnection) return;
    if (browserDetails.browser === 'chrome' && browserDetails.version >= 71) return;
    if (browserDetails.browser === 'safari' && browserDetails.version >= 605) return;
    const nativeSRD = window.RTCPeerConnection.prototype.setRemoteDescription;
    window.RTCPeerConnection.prototype.setRemoteDescription = function setRemoteDescription(desc) {
        if (desc && desc.sdp && desc.sdp.indexOf('\na=extmap-allow-mixed') !== -1) {
            const sdp = desc.sdp.split('\n').filter((line)=>{
                return line.trim() !== 'a=extmap-allow-mixed';
            }).join('\n');
            // Safari enforces read-only-ness of RTCSessionDescription fields.
            if (window.RTCSessionDescription && desc instanceof window.RTCSessionDescription) arguments[0] = new window.RTCSessionDescription({
                type: desc.type,
                sdp: sdp
            });
            else desc.sdp = sdp;
        }
        return nativeSRD.apply(this, arguments);
    };
}
function $5151b78094cea2ba$export$51d5e40b48c771c7(window, browserDetails) {
    // Support for addIceCandidate(null or undefined)
    // as well as addIceCandidate({candidate: "", ...})
    // https://bugs.chromium.org/p/chromium/issues/detail?id=978582
    // Note: must be called before other polyfills which change the signature.
    if (!(window.RTCPeerConnection && window.RTCPeerConnection.prototype)) return;
    const nativeAddIceCandidate = window.RTCPeerConnection.prototype.addIceCandidate;
    if (!nativeAddIceCandidate || nativeAddIceCandidate.length === 0) return;
    window.RTCPeerConnection.prototype.addIceCandidate = function addIceCandidate() {
        if (!arguments[0]) {
            if (arguments[1]) arguments[1].apply(null);
            return Promise.resolve();
        }
        // Firefox 68+ emits and processes {candidate: "", ...}, ignore
        // in older versions.
        // Native support for ignoring exists for Chrome M77+.
        // Safari ignores as well, exact version unknown but works in the same
        // version that also ignores addIceCandidate(null).
        if ((browserDetails.browser === 'chrome' && browserDetails.version < 78 || browserDetails.browser === 'firefox' && browserDetails.version < 68 || browserDetails.browser === 'safari') && arguments[0] && arguments[0].candidate === '') return Promise.resolve();
        return nativeAddIceCandidate.apply(this, arguments);
    };
}
function $5151b78094cea2ba$export$7170d04e59f9d553(window, browserDetails) {
    if (!(window.RTCPeerConnection && window.RTCPeerConnection.prototype)) return;
    const nativeSetLocalDescription = window.RTCPeerConnection.prototype.setLocalDescription;
    if (!nativeSetLocalDescription || nativeSetLocalDescription.length === 0) return;
    window.RTCPeerConnection.prototype.setLocalDescription = function setLocalDescription() {
        let desc = arguments[0] || {};
        if (typeof desc !== 'object' || desc.type && desc.sdp) return nativeSetLocalDescription.apply(this, arguments);
        // The remaining steps should technically happen when SLD comes off the
        // RTCPeerConnection's operations chain (not ahead of going on it), but
        // this is too difficult to shim. Instead, this shim only covers the
        // common case where the operations chain is empty. This is imperfect, but
        // should cover many cases. Rationale: Even if we can't reduce the glare
        // window to zero on imperfect implementations, there's value in tapping
        // into the perfect negotiation pattern that several browsers support.
        desc = {
            type: desc.type,
            sdp: desc.sdp
        };
        if (!desc.type) switch(this.signalingState){
            case 'stable':
            case 'have-local-offer':
            case 'have-remote-pranswer':
                desc.type = 'offer';
                break;
            default:
                desc.type = 'answer';
                break;
        }
        if (desc.sdp || desc.type !== 'offer' && desc.type !== 'answer') return nativeSetLocalDescription.apply(this, [
            desc
        ]);
        const func = desc.type === 'offer' ? this.createOffer : this.createAnswer;
        return func.apply(this).then((d)=>nativeSetLocalDescription.apply(this, [
                d
            ]));
    };
}



function $b657217e95eb14d8$export$e77bf46c04ac7d12({ window: window } = {}, options = {
    shimChrome: true,
    shimFirefox: true,
    shimSafari: true
}) {
    // Utils.
    const logging = $9fea4db837311579$export$bef1f36f5486a6a3;
    const browserDetails = $9fea4db837311579$export$2d31490a0c05f094(window);
    const adapter = {
        browserDetails: browserDetails,
        commonShim: $5151b78094cea2ba$exports,
        extractVersion: $9fea4db837311579$export$e3c02be309be1f23,
        disableLog: $9fea4db837311579$export$afbfee8cc06fd3e4,
        disableWarnings: $9fea4db837311579$export$51516be4b019e41e,
        sdp: // Expose sdp as a convenience. For production apps include directly.
        $5d0e6002f6ec24ec$exports
    };
    // Shim browser if found.
    switch(browserDetails.browser){
        case 'chrome':
            if (!$fb04e59b477f17ce$exports || !$fb04e59b477f17ce$exports.shimPeerConnection || !options.shimChrome) {
                logging('Chrome shim is not included in this adapter release.');
                return adapter;
            }
            if (browserDetails.version === null) {
                logging('Chrome shim can not determine version, not shimming.');
                return adapter;
            }
            logging('adapter.js shimming chrome.');
            // Export to the adapter global object visible in the browser.
            adapter.browserShim = $fb04e59b477f17ce$exports;
            // Must be called before shimPeerConnection.
            $5151b78094cea2ba$export$51d5e40b48c771c7(window, browserDetails);
            $5151b78094cea2ba$export$7170d04e59f9d553(window, browserDetails);
            $fb04e59b477f17ce$exports.shimGetUserMedia(window, browserDetails);
            $fb04e59b477f17ce$exports.shimMediaStream(window, browserDetails);
            $fb04e59b477f17ce$exports.shimPeerConnection(window, browserDetails);
            $fb04e59b477f17ce$exports.shimOnTrack(window, browserDetails);
            $fb04e59b477f17ce$exports.shimAddTrackRemoveTrack(window, browserDetails);
            $fb04e59b477f17ce$exports.shimGetSendersWithDtmf(window, browserDetails);
            $fb04e59b477f17ce$exports.shimSenderReceiverGetStats(window, browserDetails);
            $fb04e59b477f17ce$exports.fixNegotiationNeeded(window, browserDetails);
            $5151b78094cea2ba$export$cf133661e444ccfe(window, browserDetails);
            $5151b78094cea2ba$export$fdafb8d8280e29b5(window, browserDetails);
            $5151b78094cea2ba$export$63bb816cc75460(window, browserDetails);
            $5151b78094cea2ba$export$a99147c78a56edc4(window, browserDetails);
            $5151b78094cea2ba$export$d461c8d5c5db5da7(window, browserDetails);
            $5151b78094cea2ba$export$a57d114344295149(window, browserDetails);
            break;
        case 'firefox':
            if (!$215e6581d7a09c61$exports || !$215e6581d7a09c61$exports.shimPeerConnection || !options.shimFirefox) {
                logging('Firefox shim is not included in this adapter release.');
                return adapter;
            }
            logging('adapter.js shimming firefox.');
            // Export to the adapter global object visible in the browser.
            adapter.browserShim = $215e6581d7a09c61$exports;
            // Must be called before shimPeerConnection.
            $5151b78094cea2ba$export$51d5e40b48c771c7(window, browserDetails);
            $5151b78094cea2ba$export$7170d04e59f9d553(window, browserDetails);
            $215e6581d7a09c61$exports.shimGetUserMedia(window, browserDetails);
            $215e6581d7a09c61$exports.shimPeerConnection(window, browserDetails);
            $215e6581d7a09c61$exports.shimOnTrack(window, browserDetails);
            $215e6581d7a09c61$exports.shimRemoveStream(window, browserDetails);
            $215e6581d7a09c61$exports.shimSenderGetStats(window, browserDetails);
            $215e6581d7a09c61$exports.shimReceiverGetStats(window, browserDetails);
            $215e6581d7a09c61$exports.shimRTCDataChannel(window, browserDetails);
            $215e6581d7a09c61$exports.shimAddTransceiver(window, browserDetails);
            $215e6581d7a09c61$exports.shimGetParameters(window, browserDetails);
            $215e6581d7a09c61$exports.shimCreateOffer(window, browserDetails);
            $215e6581d7a09c61$exports.shimCreateAnswer(window, browserDetails);
            $5151b78094cea2ba$export$cf133661e444ccfe(window, browserDetails);
            $5151b78094cea2ba$export$63bb816cc75460(window, browserDetails);
            $5151b78094cea2ba$export$a99147c78a56edc4(window, browserDetails);
            $5151b78094cea2ba$export$d461c8d5c5db5da7(window, browserDetails);
            break;
        case 'safari':
            if (!$c1f641ee5a6f6c8f$exports || !options.shimSafari) {
                logging('Safari shim is not included in this adapter release.');
                return adapter;
            }
            logging('adapter.js shimming safari.');
            // Export to the adapter global object visible in the browser.
            adapter.browserShim = $c1f641ee5a6f6c8f$exports;
            // Must be called before shimCallbackAPI.
            $5151b78094cea2ba$export$51d5e40b48c771c7(window, browserDetails);
            $5151b78094cea2ba$export$7170d04e59f9d553(window, browserDetails);
            $c1f641ee5a6f6c8f$exports.shimRTCIceServerUrls(window, browserDetails);
            $c1f641ee5a6f6c8f$exports.shimCreateOfferLegacy(window, browserDetails);
            $c1f641ee5a6f6c8f$exports.shimCallbacksAPI(window, browserDetails);
            $c1f641ee5a6f6c8f$exports.shimLocalStreamsAPI(window, browserDetails);
            $c1f641ee5a6f6c8f$exports.shimRemoteStreamsAPI(window, browserDetails);
            $c1f641ee5a6f6c8f$exports.shimTrackEventTransceiver(window, browserDetails);
            $c1f641ee5a6f6c8f$exports.shimGetUserMedia(window, browserDetails);
            $c1f641ee5a6f6c8f$exports.shimAudioContext(window, browserDetails);
            $5151b78094cea2ba$export$cf133661e444ccfe(window, browserDetails);
            $5151b78094cea2ba$export$fdafb8d8280e29b5(window, browserDetails);
            $5151b78094cea2ba$export$a99147c78a56edc4(window, browserDetails);
            $5151b78094cea2ba$export$d461c8d5c5db5da7(window, browserDetails);
            $5151b78094cea2ba$export$a57d114344295149(window, browserDetails);
            break;
        default:
            logging('Unsupported browser!');
            break;
    }
    return adapter;
}


'use strict';
const $90c50c10bd6fa8b4$var$adapter = (0, $b657217e95eb14d8$export$e77bf46c04ac7d12)({
    window: typeof window === 'undefined' ? undefined : window
});
var $90c50c10bd6fa8b4$export$2e2bcd8739ae039 = $90c50c10bd6fa8b4$var$adapter;


const $a9bc9397a7d36afa$var$webRTCAdapter = //@ts-ignore
(0, $90c50c10bd6fa8b4$export$2e2bcd8739ae039).default || (0, $90c50c10bd6fa8b4$export$2e2bcd8739ae039);
const $a9bc9397a7d36afa$export$25be9502477c137d = new class {
    isWebRTCSupported() {
        return typeof RTCPeerConnection !== "undefined";
    }
    isBrowserSupported() {
        const browser = this.getBrowser();
        const version = this.getVersion();
        const validBrowser = this.supportedBrowsers.includes(browser);
        if (!validBrowser) return false;
        if (browser === "chrome") return version >= this.minChromeVersion;
        if (browser === "firefox") return version >= this.minFirefoxVersion;
        if (browser === "safari") return !this.isIOS && version >= this.minSafariVersion;
        return false;
    }
    getBrowser() {
        return $a9bc9397a7d36afa$var$webRTCAdapter.browserDetails.browser;
    }
    getVersion() {
        return $a9bc9397a7d36afa$var$webRTCAdapter.browserDetails.version || 0;
    }
    isUnifiedPlanSupported() {
        const browser = this.getBrowser();
        const version = $a9bc9397a7d36afa$var$webRTCAdapter.browserDetails.version || 0;
        if (browser === "chrome" && version < this.minChromeVersion) return false;
        if (browser === "firefox" && version >= this.minFirefoxVersion) return true;
        if (!window.RTCRtpTransceiver || !("currentDirection" in RTCRtpTransceiver.prototype)) return false;
        let tempPc;
        let supported = false;
        try {
            tempPc = new RTCPeerConnection();
            tempPc.addTransceiver("audio");
            supported = true;
        } catch (e) {} finally{
            if (tempPc) tempPc.close();
        }
        return supported;
    }
    toString() {
        return `Supports:
    browser:${this.getBrowser()}
    version:${this.getVersion()}
    isIOS:${this.isIOS}
    isWebRTCSupported:${this.isWebRTCSupported()}
    isBrowserSupported:${this.isBrowserSupported()}
    isUnifiedPlanSupported:${this.isUnifiedPlanSupported()}`;
    }
    constructor(){
        this.isIOS = typeof navigator !== "undefined" ? [
            "iPad",
            "iPhone",
            "iPod"
        ].includes(navigator.platform) : false;
        this.supportedBrowsers = [
            "firefox",
            "chrome",
            "safari"
        ];
        this.minFirefoxVersion = 59;
        this.minChromeVersion = 72;
        this.minSafariVersion = 605;
    }
}();


const $fce54fbdd74b2319$export$f35f128fd59ea256 = (id)=>{
    // Allow empty ids
    return !id || /^[A-Za-z0-9]+(?:[ _-][A-Za-z0-9]+)*$/.test(id);
};


const $008766fe99f03c2f$export$4e61f672936bec77 = ()=>Math.random().toString(36).slice(2);


const $01f0d223090cb1f8$var$DEFAULT_CONFIG = {
    iceServers: [
        {
            urls: "stun:stun.l.google.com:19302"
        },
        {
            urls: [
                "turn:eu-0.turn.peerjs.com:3478",
                "turn:us-0.turn.peerjs.com:3478"
            ],
            username: "peerjs",
            credential: "peerjsp"
        }
    ],
    sdpSemantics: "unified-plan"
};
class $01f0d223090cb1f8$export$f8f26dd395d7e1bd extends (0, $616ebdf1c4998439$export$f1c5f4c9cb95390b) {
    noop() {}
    blobToArrayBuffer(blob, cb) {
        const fr = new FileReader();
        fr.onload = function(evt) {
            if (evt.target) cb(evt.target.result);
        };
        fr.readAsArrayBuffer(blob);
        return fr;
    }
    binaryStringToArrayBuffer(binary) {
        const byteArray = new Uint8Array(binary.length);
        for(let i = 0; i < binary.length; i++)byteArray[i] = binary.charCodeAt(i) & 0xff;
        return byteArray.buffer;
    }
    isSecure() {
        return location.protocol === "https:";
    }
    constructor(...args){
        super(...args), this.CLOUD_HOST = "0.peerjs.com", this.CLOUD_PORT = 443, // Browsers that need chunking:
        this.chunkedBrowsers = {
            Chrome: 1,
            chrome: 1
        }, // Returns browser-agnostic default config
        this.defaultConfig = $01f0d223090cb1f8$var$DEFAULT_CONFIG, this.browser = (0, $a9bc9397a7d36afa$export$25be9502477c137d).getBrowser(), this.browserVersion = (0, $a9bc9397a7d36afa$export$25be9502477c137d).getVersion(), this.pack = $bf7fb46c6d68ead7$export$2a703dbb0cb35339, this.unpack = $bf7fb46c6d68ead7$export$417857010dc9287f, /**
	 * A hash of WebRTC features mapped to booleans that correspond to whether the feature is supported by the current browser.
	 *
	 * :::caution
	 * Only the properties documented here are guaranteed to be present on `util.supports`
	 * :::
	 */ this.supports = function() {
            const supported = {
                browser: (0, $a9bc9397a7d36afa$export$25be9502477c137d).isBrowserSupported(),
                webRTC: (0, $a9bc9397a7d36afa$export$25be9502477c137d).isWebRTCSupported(),
                audioVideo: false,
                data: false,
                binaryBlob: false,
                reliable: false
            };
            if (!supported.webRTC) return supported;
            let pc;
            try {
                pc = new RTCPeerConnection($01f0d223090cb1f8$var$DEFAULT_CONFIG);
                supported.audioVideo = true;
                let dc;
                try {
                    dc = pc.createDataChannel("_PEERJSTEST", {
                        ordered: true
                    });
                    supported.data = true;
                    supported.reliable = !!dc.ordered;
                    // Binary test
                    try {
                        dc.binaryType = "blob";
                        supported.binaryBlob = !(0, $a9bc9397a7d36afa$export$25be9502477c137d).isIOS;
                    } catch (e) {}
                } catch (e) {} finally{
                    if (dc) dc.close();
                }
            } catch (e) {} finally{
                if (pc) pc.close();
            }
            return supported;
        }(), // Ensure alphanumeric ids
        this.validateId = (0, $fce54fbdd74b2319$export$f35f128fd59ea256), this.randomToken = (0, $008766fe99f03c2f$export$4e61f672936bec77);
    }
}
const $01f0d223090cb1f8$export$7debb50ef11d5e0b = new $01f0d223090cb1f8$export$f8f26dd395d7e1bd();



const $d3fc3aacca52312c$var$LOG_PREFIX = "PeerJS: ";
var $d3fc3aacca52312c$export$243e62d78d3b544d = /*#__PURE__*/ function(LogLevel) {
    /**
	 * Prints no logs.
	 */ LogLevel[LogLevel["Disabled"] = 0] = "Disabled";
    /**
	 * Prints only errors.
	 */ LogLevel[LogLevel["Errors"] = 1] = "Errors";
    /**
	 * Prints errors and warnings.
	 */ LogLevel[LogLevel["Warnings"] = 2] = "Warnings";
    /**
	 * Prints all logs.
	 */ LogLevel[LogLevel["All"] = 3] = "All";
    return LogLevel;
}({});
class $d3fc3aacca52312c$var$Logger {
    get logLevel() {
        return this._logLevel;
    }
    set logLevel(logLevel) {
        this._logLevel = logLevel;
    }
    log(...args) {
        if (this._logLevel >= 3) this._print(3, ...args);
    }
    warn(...args) {
        if (this._logLevel >= 2) this._print(2, ...args);
    }
    error(...args) {
        if (this._logLevel >= 1) this._print(1, ...args);
    }
    setLogFunction(fn) {
        this._print = fn;
    }
    _print(logLevel, ...rest) {
        const copy = [
            $d3fc3aacca52312c$var$LOG_PREFIX,
            ...rest
        ];
        for(const i in copy)if (copy[i] instanceof Error) copy[i] = "(" + copy[i].name + ") " + copy[i].message;
        if (logLevel >= 3) console.log(...copy);
        else if (logLevel >= 2) console.warn("WARNING", ...copy);
        else if (logLevel >= 1) console.error("ERROR", ...copy);
    }
    constructor(){
        this._logLevel = 0;
    }
}
var $d3fc3aacca52312c$export$2e2bcd8739ae039 = new $d3fc3aacca52312c$var$Logger();


var $f5d7fbd88de797fd$exports = {};
'use strict';
var $f5d7fbd88de797fd$var$has = Object.prototype.hasOwnProperty, $f5d7fbd88de797fd$var$prefix = '~';
/**
 * Constructor to create a storage for our `EE` objects.
 * An `Events` instance is a plain object whose properties are event names.
 *
 * @constructor
 * @private
 */ function $f5d7fbd88de797fd$var$Events() {}
//
// We try to not inherit from `Object.prototype`. In some engines creating an
// instance in this way is faster than calling `Object.create(null)` directly.
// If `Object.create(null)` is not supported we prefix the event names with a
// character to make sure that the built-in object properties are not
// overridden or used as an attack vector.
//
if (Object.create) {
    $f5d7fbd88de797fd$var$Events.prototype = Object.create(null);
    //
    // This hack is needed because the `__proto__` property is still inherited in
    // some old browsers like Android 4, iPhone 5.1, Opera 11 and Safari 5.
    //
    if (!new $f5d7fbd88de797fd$var$Events().__proto__) $f5d7fbd88de797fd$var$prefix = false;
}
/**
 * Representation of a single event listener.
 *
 * @param {Function} fn The listener function.
 * @param {*} context The context to invoke the listener with.
 * @param {Boolean} [once=false] Specify if the listener is a one-time listener.
 * @constructor
 * @private
 */ function $f5d7fbd88de797fd$var$EE(fn, context, once) {
    this.fn = fn;
    this.context = context;
    this.once = once || false;
}
/**
 * Add a listener for a given event.
 *
 * @param {EventEmitter} emitter Reference to the `EventEmitter` instance.
 * @param {(String|Symbol)} event The event name.
 * @param {Function} fn The listener function.
 * @param {*} context The context to invoke the listener with.
 * @param {Boolean} once Specify if the listener is a one-time listener.
 * @returns {EventEmitter}
 * @private
 */ function $f5d7fbd88de797fd$var$addListener(emitter, event, fn, context, once) {
    if (typeof fn !== 'function') throw new TypeError('The listener must be a function');
    var listener = new $f5d7fbd88de797fd$var$EE(fn, context || emitter, once), evt = $f5d7fbd88de797fd$var$prefix ? $f5d7fbd88de797fd$var$prefix + event : event;
    if (!emitter._events[evt]) emitter._events[evt] = listener, emitter._eventsCount++;
    else if (!emitter._events[evt].fn) emitter._events[evt].push(listener);
    else emitter._events[evt] = [
        emitter._events[evt],
        listener
    ];
    return emitter;
}
/**
 * Clear event by name.
 *
 * @param {EventEmitter} emitter Reference to the `EventEmitter` instance.
 * @param {(String|Symbol)} evt The Event name.
 * @private
 */ function $f5d7fbd88de797fd$var$clearEvent(emitter, evt) {
    if (--emitter._eventsCount === 0) emitter._events = new $f5d7fbd88de797fd$var$Events();
    else delete emitter._events[evt];
}
/**
 * Minimal `EventEmitter` interface that is molded against the Node.js
 * `EventEmitter` interface.
 *
 * @constructor
 * @public
 */ function $f5d7fbd88de797fd$var$EventEmitter() {
    this._events = new $f5d7fbd88de797fd$var$Events();
    this._eventsCount = 0;
}
/**
 * Return an array listing the events for which the emitter has registered
 * listeners.
 *
 * @returns {Array}
 * @public
 */ $f5d7fbd88de797fd$var$EventEmitter.prototype.eventNames = function eventNames() {
    var names = [], events, name;
    if (this._eventsCount === 0) return names;
    for(name in events = this._events)if ($f5d7fbd88de797fd$var$has.call(events, name)) names.push($f5d7fbd88de797fd$var$prefix ? name.slice(1) : name);
    if (Object.getOwnPropertySymbols) return names.concat(Object.getOwnPropertySymbols(events));
    return names;
};
/**
 * Return the listeners registered for a given event.
 *
 * @param {(String|Symbol)} event The event name.
 * @returns {Array} The registered listeners.
 * @public
 */ $f5d7fbd88de797fd$var$EventEmitter.prototype.listeners = function listeners(event) {
    var evt = $f5d7fbd88de797fd$var$prefix ? $f5d7fbd88de797fd$var$prefix + event : event, handlers = this._events[evt];
    if (!handlers) return [];
    if (handlers.fn) return [
        handlers.fn
    ];
    for(var i = 0, l = handlers.length, ee = new Array(l); i < l; i++)ee[i] = handlers[i].fn;
    return ee;
};
/**
 * Return the number of listeners listening to a given event.
 *
 * @param {(String|Symbol)} event The event name.
 * @returns {Number} The number of listeners.
 * @public
 */ $f5d7fbd88de797fd$var$EventEmitter.prototype.listenerCount = function listenerCount(event) {
    var evt = $f5d7fbd88de797fd$var$prefix ? $f5d7fbd88de797fd$var$prefix + event : event, listeners = this._events[evt];
    if (!listeners) return 0;
    if (listeners.fn) return 1;
    return listeners.length;
};
/**
 * Calls each of the listeners registered for a given event.
 *
 * @param {(String|Symbol)} event The event name.
 * @returns {Boolean} `true` if the event had listeners, else `false`.
 * @public
 */ $f5d7fbd88de797fd$var$EventEmitter.prototype.emit = function emit(event, a1, a2, a3, a4, a5) {
    var evt = $f5d7fbd88de797fd$var$prefix ? $f5d7fbd88de797fd$var$prefix + event : event;
    if (!this._events[evt]) return false;
    var listeners = this._events[evt], len = arguments.length, args, i;
    if (listeners.fn) {
        if (listeners.once) this.removeListener(event, listeners.fn, undefined, true);
        switch(len){
            case 1:
                return listeners.fn.call(listeners.context), true;
            case 2:
                return listeners.fn.call(listeners.context, a1), true;
            case 3:
                return listeners.fn.call(listeners.context, a1, a2), true;
            case 4:
                return listeners.fn.call(listeners.context, a1, a2, a3), true;
            case 5:
                return listeners.fn.call(listeners.context, a1, a2, a3, a4), true;
            case 6:
                return listeners.fn.call(listeners.context, a1, a2, a3, a4, a5), true;
        }
        for(i = 1, args = new Array(len - 1); i < len; i++)args[i - 1] = arguments[i];
        listeners.fn.apply(listeners.context, args);
    } else {
        var length = listeners.length, j;
        for(i = 0; i < length; i++){
            if (listeners[i].once) this.removeListener(event, listeners[i].fn, undefined, true);
            switch(len){
                case 1:
                    listeners[i].fn.call(listeners[i].context);
                    break;
                case 2:
                    listeners[i].fn.call(listeners[i].context, a1);
                    break;
                case 3:
                    listeners[i].fn.call(listeners[i].context, a1, a2);
                    break;
                case 4:
                    listeners[i].fn.call(listeners[i].context, a1, a2, a3);
                    break;
                default:
                    if (!args) for(j = 1, args = new Array(len - 1); j < len; j++)args[j - 1] = arguments[j];
                    listeners[i].fn.apply(listeners[i].context, args);
            }
        }
    }
    return true;
};
/**
 * Add a listener for a given event.
 *
 * @param {(String|Symbol)} event The event name.
 * @param {Function} fn The listener function.
 * @param {*} [context=this] The context to invoke the listener with.
 * @returns {EventEmitter} `this`.
 * @public
 */ $f5d7fbd88de797fd$var$EventEmitter.prototype.on = function on(event, fn, context) {
    return $f5d7fbd88de797fd$var$addListener(this, event, fn, context, false);
};
/**
 * Add a one-time listener for a given event.
 *
 * @param {(String|Symbol)} event The event name.
 * @param {Function} fn The listener function.
 * @param {*} [context=this] The context to invoke the listener with.
 * @returns {EventEmitter} `this`.
 * @public
 */ $f5d7fbd88de797fd$var$EventEmitter.prototype.once = function once(event, fn, context) {
    return $f5d7fbd88de797fd$var$addListener(this, event, fn, context, true);
};
/**
 * Remove the listeners of a given event.
 *
 * @param {(String|Symbol)} event The event name.
 * @param {Function} fn Only remove the listeners that match this function.
 * @param {*} context Only remove the listeners that have this context.
 * @param {Boolean} once Only remove one-time listeners.
 * @returns {EventEmitter} `this`.
 * @public
 */ $f5d7fbd88de797fd$var$EventEmitter.prototype.removeListener = function removeListener(event, fn, context, once) {
    var evt = $f5d7fbd88de797fd$var$prefix ? $f5d7fbd88de797fd$var$prefix + event : event;
    if (!this._events[evt]) return this;
    if (!fn) {
        $f5d7fbd88de797fd$var$clearEvent(this, evt);
        return this;
    }
    var listeners = this._events[evt];
    if (listeners.fn) {
        if (listeners.fn === fn && (!once || listeners.once) && (!context || listeners.context === context)) $f5d7fbd88de797fd$var$clearEvent(this, evt);
    } else {
        for(var i = 0, events = [], length = listeners.length; i < length; i++)if (listeners[i].fn !== fn || once && !listeners[i].once || context && listeners[i].context !== context) events.push(listeners[i]);
        //
        // Reset the array, or remove it completely if we have no more listeners.
        //
        if (events.length) this._events[evt] = events.length === 1 ? events[0] : events;
        else $f5d7fbd88de797fd$var$clearEvent(this, evt);
    }
    return this;
};
/**
 * Remove all listeners, or those of the specified event.
 *
 * @param {(String|Symbol)} [event] The event name.
 * @returns {EventEmitter} `this`.
 * @public
 */ $f5d7fbd88de797fd$var$EventEmitter.prototype.removeAllListeners = function removeAllListeners(event) {
    var evt;
    if (event) {
        evt = $f5d7fbd88de797fd$var$prefix ? $f5d7fbd88de797fd$var$prefix + event : event;
        if (this._events[evt]) $f5d7fbd88de797fd$var$clearEvent(this, evt);
    } else {
        this._events = new $f5d7fbd88de797fd$var$Events();
        this._eventsCount = 0;
    }
    return this;
};
//
// Alias methods names because people roll like that.
//
$f5d7fbd88de797fd$var$EventEmitter.prototype.off = $f5d7fbd88de797fd$var$EventEmitter.prototype.removeListener;
$f5d7fbd88de797fd$var$EventEmitter.prototype.addListener = $f5d7fbd88de797fd$var$EventEmitter.prototype.on;
//
// Expose the prefix.
//
$f5d7fbd88de797fd$var$EventEmitter.prefixed = $f5d7fbd88de797fd$var$prefix;
//
// Allow `EventEmitter` to be imported as module namespace.
//
$f5d7fbd88de797fd$var$EventEmitter.EventEmitter = $f5d7fbd88de797fd$var$EventEmitter;
$f5d7fbd88de797fd$exports = $f5d7fbd88de797fd$var$EventEmitter;



var $edbcf3072a01d580$export$3157d57b4135e3bc = /*#__PURE__*/ function(ConnectionType) {
    ConnectionType["Data"] = "data";
    ConnectionType["Media"] = "media";
    return ConnectionType;
}({});
var $edbcf3072a01d580$export$9547aaa2e39030ff = /*#__PURE__*/ function(PeerErrorType) {
    /**
	 * The client's browser does not support some or all WebRTC features that you are trying to use.
	 */ PeerErrorType["BrowserIncompatible"] = "browser-incompatible";
    /**
	 * You've already disconnected this peer from the server and can no longer make any new connections on it.
	 */ PeerErrorType["Disconnected"] = "disconnected";
    /**
	 * The ID passed into the Peer constructor contains illegal characters.
	 */ PeerErrorType["InvalidID"] = "invalid-id";
    /**
	 * The API key passed into the Peer constructor contains illegal characters or is not in the system (cloud server only).
	 */ PeerErrorType["InvalidKey"] = "invalid-key";
    /**
	 * Lost or cannot establish a connection to the signalling server.
	 */ PeerErrorType["Network"] = "network";
    /**
	 * The peer you're trying to connect to does not exist.
	 */ PeerErrorType["PeerUnavailable"] = "peer-unavailable";
    /**
	 * PeerJS is being used securely, but the cloud server does not support SSL. Use a custom PeerServer.
	 */ PeerErrorType["SslUnavailable"] = "ssl-unavailable";
    /**
	 * Unable to reach the server.
	 */ PeerErrorType["ServerError"] = "server-error";
    /**
	 * An error from the underlying socket.
	 */ PeerErrorType["SocketError"] = "socket-error";
    /**
	 * The underlying socket closed unexpectedly.
	 */ PeerErrorType["SocketClosed"] = "socket-closed";
    /**
	 * The ID passed into the Peer constructor is already taken.
	 *
	 * :::caution
	 * This error is not fatal if your peer has open peer-to-peer connections.
	 * This can happen if you attempt to {@apilink Peer.reconnect} a peer that has been disconnected from the server,
	 * but its old ID has now been taken.
	 * :::
	 */ PeerErrorType["UnavailableID"] = "unavailable-id";
    /**
	 * Native WebRTC errors.
	 */ PeerErrorType["WebRTC"] = "webrtc";
    return PeerErrorType;
}({});
var $edbcf3072a01d580$export$7974935686149686 = /*#__PURE__*/ function(BaseConnectionErrorType) {
    BaseConnectionErrorType["NegotiationFailed"] = "negotiation-failed";
    BaseConnectionErrorType["ConnectionClosed"] = "connection-closed";
    return BaseConnectionErrorType;
}({});
var $edbcf3072a01d580$export$49ae800c114df41d = /*#__PURE__*/ function(DataConnectionErrorType) {
    DataConnectionErrorType["NotOpenYet"] = "not-open-yet";
    DataConnectionErrorType["MessageToBig"] = "message-too-big";
    return DataConnectionErrorType;
}({});
var $edbcf3072a01d580$export$89f507cf986a947 = /*#__PURE__*/ function(SerializationType) {
    SerializationType["Binary"] = "binary";
    SerializationType["BinaryUTF8"] = "binary-utf8";
    SerializationType["JSON"] = "json";
    SerializationType["None"] = "raw";
    return SerializationType;
}({});
var $edbcf3072a01d580$export$3b5c4a4b6354f023 = /*#__PURE__*/ function(SocketEventType) {
    SocketEventType["Message"] = "message";
    SocketEventType["Disconnected"] = "disconnected";
    SocketEventType["Error"] = "error";
    SocketEventType["Close"] = "close";
    return SocketEventType;
}({});
var $edbcf3072a01d580$export$adb4a1754da6f10d = /*#__PURE__*/ function(ServerMessageType) {
    ServerMessageType["Heartbeat"] = "HEARTBEAT";
    ServerMessageType["Candidate"] = "CANDIDATE";
    ServerMessageType["Offer"] = "OFFER";
    ServerMessageType["Answer"] = "ANSWER";
    ServerMessageType["Open"] = "OPEN";
    ServerMessageType["Error"] = "ERROR";
    ServerMessageType["IdTaken"] = "ID-TAKEN";
    ServerMessageType["InvalidKey"] = "INVALID-KEY";
    ServerMessageType["Leave"] = "LEAVE";
    ServerMessageType["Expire"] = "EXPIRE";
    return ServerMessageType;
}({});


const $812644bc8c7ccc3e$export$83d89fbfd8236492 = "1.5.5";


class $5dd3b97502a89fbb$export$4798917dbf149b79 extends (0, $f5d7fbd88de797fd$exports.EventEmitter) {
    start(id, token) {
        this._id = id;
        const wsUrl = `${this._baseUrl}&id=${id}&token=${token}`;
        if (!!this._socket || !this._disconnected) return;
        this._socket = new WebSocket(wsUrl + "&version=" + (0, $812644bc8c7ccc3e$export$83d89fbfd8236492));
        this._disconnected = false;
        this._socket.onmessage = (event)=>{
            let data;
            try {
                data = JSON.parse(event.data);
                (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Server message received:", data);
            } catch (e) {
                (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Invalid server message", event.data);
                return;
            }
            this.emit((0, $edbcf3072a01d580$export$3b5c4a4b6354f023).Message, data);
        };
        this._socket.onclose = (event)=>{
            if (this._disconnected) return;
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Socket closed.", event);
            this._cleanup();
            this._disconnected = true;
            this.emit((0, $edbcf3072a01d580$export$3b5c4a4b6354f023).Disconnected);
        };
        // Take care of the queue of connections if necessary and make sure Peer knows
        // socket is open.
        this._socket.onopen = ()=>{
            if (this._disconnected) return;
            this._sendQueuedMessages();
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Socket open");
            this._scheduleHeartbeat();
        };
    }
    _scheduleHeartbeat() {
        this._wsPingTimer = setTimeout(()=>{
            this._sendHeartbeat();
        }, this.pingInterval);
    }
    _sendHeartbeat() {
        if (!this._wsOpen()) {
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`Cannot send heartbeat, because socket closed`);
            return;
        }
        const message = JSON.stringify({
            type: (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Heartbeat
        });
        this._socket.send(message);
        this._scheduleHeartbeat();
    }
    /** Is the websocket currently open? */ _wsOpen() {
        return !!this._socket && this._socket.readyState === 1;
    }
    /** Send queued messages. */ _sendQueuedMessages() {
        //Create copy of queue and clear it,
        //because send method push the message back to queue if smth will go wrong
        const copiedQueue = [
            ...this._messagesQueue
        ];
        this._messagesQueue = [];
        for (const message of copiedQueue)this.send(message);
    }
    /** Exposed send for DC & Peer. */ send(data) {
        if (this._disconnected) return;
        // If we didn't get an ID yet, we can't yet send anything so we should queue
        // up these messages.
        if (!this._id) {
            this._messagesQueue.push(data);
            return;
        }
        if (!data.type) {
            this.emit((0, $edbcf3072a01d580$export$3b5c4a4b6354f023).Error, "Invalid message");
            return;
        }
        if (!this._wsOpen()) return;
        const message = JSON.stringify(data);
        this._socket.send(message);
    }
    close() {
        if (this._disconnected) return;
        this._cleanup();
        this._disconnected = true;
    }
    _cleanup() {
        if (this._socket) {
            this._socket.onopen = this._socket.onmessage = this._socket.onclose = null;
            this._socket.close();
            this._socket = undefined;
        }
        clearTimeout(this._wsPingTimer);
    }
    constructor(secure, host, port, path, key, pingInterval = 5000){
        super(), this.pingInterval = pingInterval, this._disconnected = true, this._messagesQueue = [];
        const wsProtocol = secure ? "wss://" : "ws://";
        this._baseUrl = wsProtocol + host + ":" + port + path + "peerjs?key=" + key;
    }
}






class $3cabb799c2437cbe$export$89e6bb5ad64bf4a {
    /** Returns a PeerConnection object set up correctly (for data, media). */ startConnection(options) {
        const peerConnection = this._startPeerConnection();
        // Set the connection's PC.
        this.connection.peerConnection = peerConnection;
        if (this.connection.type === (0, $edbcf3072a01d580$export$3157d57b4135e3bc).Media && options._stream) this._addTracksToConnection(options._stream, peerConnection);
        // What do we need to do now?
        if (options.originator) {
            const dataConnection = this.connection;
            const config = {
                ordered: true // HACK
            };
            const dataChannel = peerConnection.createDataChannel(dataConnection.label, config);
            dataConnection._initializeDataChannel(dataChannel);
            this._makeOffer();
        } else this.handleSDP("OFFER", options.sdp);
    }
    /** Start a PC. */ _startPeerConnection() {
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Creating RTCPeerConnection.");
        const peerConnection = new RTCPeerConnection(this.connection.provider.options.config);
        this._setupListeners(peerConnection);
        return peerConnection;
    }
    /** Set up various WebRTC listeners. */ _setupListeners(peerConnection) {
        const peerId = this.connection.peer;
        const connectionId = this.connection.connectionId;
        const connectionType = this.connection.type;
        const provider = this.connection.provider;
        // ICE CANDIDATES.
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Listening for ICE candidates.");
        peerConnection.onicecandidate = (evt)=>{
            if (!evt.candidate || !evt.candidate.candidate) return;
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`Received ICE candidates for ${peerId}:`, evt.candidate);
            provider.socket.send({
                type: (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Candidate,
                payload: {
                    candidate: evt.candidate,
                    type: connectionType,
                    connectionId: connectionId
                },
                dst: peerId
            });
        };
        peerConnection.oniceconnectionstatechange = ()=>{
            switch(peerConnection.iceConnectionState){
                case "failed":
                    (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("iceConnectionState is failed, closing connections to " + peerId);
                    this.connection.emitError((0, $edbcf3072a01d580$export$7974935686149686).NegotiationFailed, "Negotiation of connection to " + peerId + " failed.");
                    this.connection.close();
                    break;
                case "closed":
                    (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("iceConnectionState is closed, closing connections to " + peerId);
                    this.connection.emitError((0, $edbcf3072a01d580$export$7974935686149686).ConnectionClosed, "Connection to " + peerId + " closed.");
                    this.connection.close();
                    break;
                case "disconnected":
                    (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("iceConnectionState changed to disconnected on the connection with " + peerId);
                    break;
                case "completed":
                    peerConnection.onicecandidate = ()=>{};
                    break;
            }
            this.connection.emit("iceStateChanged", peerConnection.iceConnectionState);
        };
        // DATACONNECTION.
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Listening for data channel");
        // Fired between offer and answer, so options should already be saved
        // in the options hash.
        peerConnection.ondatachannel = (evt)=>{
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Received data channel");
            const dataChannel = evt.channel;
            const connection = provider.getConnection(peerId, connectionId);
            connection._initializeDataChannel(dataChannel);
        };
        // MEDIACONNECTION.
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Listening for remote stream");
        peerConnection.ontrack = (evt)=>{
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Received remote stream");
            const stream = evt.streams[0];
            const connection = provider.getConnection(peerId, connectionId);
            if (connection.type === (0, $edbcf3072a01d580$export$3157d57b4135e3bc).Media) {
                const mediaConnection = connection;
                this._addStreamToMediaConnection(stream, mediaConnection);
            }
        };
    }
    cleanup() {
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Cleaning up PeerConnection to " + this.connection.peer);
        const peerConnection = this.connection.peerConnection;
        if (!peerConnection) return;
        this.connection.peerConnection = null;
        //unsubscribe from all PeerConnection's events
        peerConnection.onicecandidate = peerConnection.oniceconnectionstatechange = peerConnection.ondatachannel = peerConnection.ontrack = ()=>{};
        const peerConnectionNotClosed = peerConnection.signalingState !== "closed";
        let dataChannelNotClosed = false;
        const dataChannel = this.connection.dataChannel;
        if (dataChannel) dataChannelNotClosed = !!dataChannel.readyState && dataChannel.readyState !== "closed";
        if (peerConnectionNotClosed || dataChannelNotClosed) peerConnection.close();
    }
    async _makeOffer() {
        const peerConnection = this.connection.peerConnection;
        const provider = this.connection.provider;
        try {
            const offer = await peerConnection.createOffer(this.connection.options.constraints);
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Created offer.");
            if (this.connection.options.sdpTransform && typeof this.connection.options.sdpTransform === "function") offer.sdp = this.connection.options.sdpTransform(offer.sdp) || offer.sdp;
            try {
                await peerConnection.setLocalDescription(offer);
                (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Set localDescription:", offer, `for:${this.connection.peer}`);
                let payload = {
                    sdp: offer,
                    type: this.connection.type,
                    connectionId: this.connection.connectionId,
                    metadata: this.connection.metadata
                };
                if (this.connection.type === (0, $edbcf3072a01d580$export$3157d57b4135e3bc).Data) {
                    const dataConnection = this.connection;
                    payload = {
                        ...payload,
                        label: dataConnection.label,
                        reliable: dataConnection.reliable,
                        serialization: dataConnection.serialization
                    };
                }
                provider.socket.send({
                    type: (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Offer,
                    payload: payload,
                    dst: this.connection.peer
                });
            } catch (err) {
                // TODO: investigate why _makeOffer is being called from the answer
                if (err != "OperationError: Failed to set local offer sdp: Called in wrong state: kHaveRemoteOffer") {
                    provider.emitError((0, $edbcf3072a01d580$export$9547aaa2e39030ff).WebRTC, err);
                    (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Failed to setLocalDescription, ", err);
                }
            }
        } catch (err_1) {
            provider.emitError((0, $edbcf3072a01d580$export$9547aaa2e39030ff).WebRTC, err_1);
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Failed to createOffer, ", err_1);
        }
    }
    async _makeAnswer() {
        const peerConnection = this.connection.peerConnection;
        const provider = this.connection.provider;
        try {
            const answer = await peerConnection.createAnswer();
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Created answer.");
            if (this.connection.options.sdpTransform && typeof this.connection.options.sdpTransform === "function") answer.sdp = this.connection.options.sdpTransform(answer.sdp) || answer.sdp;
            try {
                await peerConnection.setLocalDescription(answer);
                (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`Set localDescription:`, answer, `for:${this.connection.peer}`);
                provider.socket.send({
                    type: (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Answer,
                    payload: {
                        sdp: answer,
                        type: this.connection.type,
                        connectionId: this.connection.connectionId
                    },
                    dst: this.connection.peer
                });
            } catch (err) {
                provider.emitError((0, $edbcf3072a01d580$export$9547aaa2e39030ff).WebRTC, err);
                (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Failed to setLocalDescription, ", err);
            }
        } catch (err_1) {
            provider.emitError((0, $edbcf3072a01d580$export$9547aaa2e39030ff).WebRTC, err_1);
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Failed to create answer, ", err_1);
        }
    }
    /** Handle an SDP. */ async handleSDP(type, sdp) {
        sdp = new RTCSessionDescription(sdp);
        const peerConnection = this.connection.peerConnection;
        const provider = this.connection.provider;
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Setting remote description", sdp);
        const self = this;
        try {
            await peerConnection.setRemoteDescription(sdp);
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`Set remoteDescription:${type} for:${this.connection.peer}`);
            if (type === "OFFER") await self._makeAnswer();
        } catch (err) {
            provider.emitError((0, $edbcf3072a01d580$export$9547aaa2e39030ff).WebRTC, err);
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Failed to setRemoteDescription, ", err);
        }
    }
    /** Handle a candidate. */ async handleCandidate(ice) {
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`handleCandidate:`, ice);
        try {
            await this.connection.peerConnection.addIceCandidate(ice);
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`Added ICE candidate for:${this.connection.peer}`);
        } catch (err) {
            this.connection.provider.emitError((0, $edbcf3072a01d580$export$9547aaa2e39030ff).WebRTC, err);
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Failed to handleCandidate, ", err);
        }
    }
    _addTracksToConnection(stream, peerConnection) {
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`add tracks from stream ${stream.id} to peer connection`);
        if (!peerConnection.addTrack) return (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).error(`Your browser does't support RTCPeerConnection#addTrack. Ignored.`);
        stream.getTracks().forEach((track)=>{
            peerConnection.addTrack(track, stream);
        });
    }
    _addStreamToMediaConnection(stream, mediaConnection) {
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`add stream ${stream.id} to media connection ${mediaConnection.connectionId}`);
        mediaConnection.addStream(stream);
    }
    constructor(connection){
        this.connection = connection;
    }
}





class $41eb28b5735ed6cf$export$6a678e589c8a4542 extends (0, $f5d7fbd88de797fd$exports.EventEmitter) {
    /**
	 * Emits a typed error message.
	 *
	 * @internal
	 */ emitError(type, err) {
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).error("Error:", err);
        // @ts-ignore
        this.emit("error", new $41eb28b5735ed6cf$export$98871882f492de82(`${type}`, err));
    }
}
class $41eb28b5735ed6cf$export$98871882f492de82 extends Error {
    /**
	 * @internal
	 */ constructor(type, err){
        if (typeof err === "string") super(err);
        else {
            super();
            Object.assign(this, err);
        }
        this.type = type;
    }
}


class $f06f075a81a8b63e$export$23a2a68283c24d80 extends (0, $41eb28b5735ed6cf$export$6a678e589c8a4542) {
    /**
	 * Whether the media connection is active (e.g. your call has been answered).
	 * You can check this if you want to set a maximum wait time for a one-sided call.
	 */ get open() {
        return this._open;
    }
    constructor(/**
		 * The ID of the peer on the other end of this connection.
		 */ peer, provider, options){
        super(), this.peer = peer, this.provider = provider, this.options = options, this._open = false;
        this.metadata = options.metadata;
    }
}


class $0bc12d7ac26e1491$export$4a84e95a2324ac29 extends (0, $f06f075a81a8b63e$export$23a2a68283c24d80) {
    /**
	 * For media connections, this is always 'media'.
	 */ get type() {
        return (0, $edbcf3072a01d580$export$3157d57b4135e3bc).Media;
    }
    get localStream() {
        return this._localStream;
    }
    get remoteStream() {
        return this._remoteStream;
    }
    /** Called by the Negotiator when the DataChannel is ready. */ _initializeDataChannel(dc) {
        this.dataChannel = dc;
        this.dataChannel.onopen = ()=>{
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`DC#${this.connectionId} dc connection success`);
            this.emit("willCloseOnRemote");
        };
        this.dataChannel.onclose = ()=>{
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`DC#${this.connectionId} dc closed for:`, this.peer);
            this.close();
        };
    }
    addStream(remoteStream) {
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log("Receiving stream", remoteStream);
        this._remoteStream = remoteStream;
        super.emit("stream", remoteStream); // Should we call this `open`?
    }
    /**
	 * @internal
	 */ handleMessage(message) {
        const type = message.type;
        const payload = message.payload;
        switch(message.type){
            case (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Answer:
                // Forward to negotiator
                this._negotiator.handleSDP(type, payload.sdp);
                this._open = true;
                break;
            case (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Candidate:
                this._negotiator.handleCandidate(payload.candidate);
                break;
            default:
                (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).warn(`Unrecognized message type:${type} from peer:${this.peer}`);
                break;
        }
    }
    /**
     * When receiving a {@apilink PeerEvents | `call`} event on a peer, you can call
     * `answer` on the media connection provided by the callback to accept the call
     * and optionally send your own media stream.

     *
     * @param stream A WebRTC media stream.
     * @param options
     * @returns
     */ answer(stream, options = {}) {
        if (this._localStream) {
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).warn("Local stream already exists on this MediaConnection. Are you answering a call twice?");
            return;
        }
        this._localStream = stream;
        if (options && options.sdpTransform) this.options.sdpTransform = options.sdpTransform;
        this._negotiator.startConnection({
            ...this.options._payload,
            _stream: stream
        });
        // Retrieve lost messages stored because PeerConnection not set up.
        const messages = this.provider._getMessages(this.connectionId);
        for (const message of messages)this.handleMessage(message);
        this._open = true;
    }
    /**
	 * Exposed functionality for users.
	 */ /**
	 * Closes the media connection.
	 */ close() {
        if (this._negotiator) {
            this._negotiator.cleanup();
            this._negotiator = null;
        }
        this._localStream = null;
        this._remoteStream = null;
        if (this.provider) {
            this.provider._removeConnection(this);
            this.provider = null;
        }
        if (this.options && this.options._stream) this.options._stream = null;
        if (!this.open) return;
        this._open = false;
        super.emit("close");
    }
    constructor(peerId, provider, options){
        super(peerId, provider, options);
        this._localStream = this.options._stream;
        this.connectionId = this.options.connectionId || $0bc12d7ac26e1491$export$4a84e95a2324ac29.ID_PREFIX + (0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).randomToken();
        this._negotiator = new (0, $3cabb799c2437cbe$export$89e6bb5ad64bf4a)(this);
        if (this._localStream) this._negotiator.startConnection({
            _stream: this._localStream,
            originator: true
        });
    }
}
$0bc12d7ac26e1491$export$4a84e95a2324ac29.ID_PREFIX = "mc_";






class $4c932c6613316196$export$2c4e825dc9120f87 {
    _buildRequest(method) {
        const protocol = this._options.secure ? "https" : "http";

        // HACKED
        const { host: host, port: port, path: path, key: key } = this._options;

        const url = new URL(`${protocol}://${host}:${port}${path}${key}/${method}`);
        // TODO: Why timestamp, why random?
        url.searchParams.set("ts", `${Date.now()}${Math.random()}`);
        url.searchParams.set("version", (0, $812644bc8c7ccc3e$export$83d89fbfd8236492));

        return fetch(url.href, {
            referrerPolicy: this._options.referrerPolicy
        });
    }
    /** Get a unique ID from the server via XHR and initialize with it. */ async retrieveId() {
        try {
            const response = await this._buildRequest("id");
            if (response.status !== 200) throw new Error(`Error. Status:${response.status}`);
            return response.text();
        } catch (error) {
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).error("Error retrieving ID", error);
            let pathError = "";
            if (this._options.path === "/" && this._options.host !== (0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).CLOUD_HOST) pathError = " If you passed in a `path` to your self-hosted PeerServer, you'll also need to pass in that same path when creating a new Peer.";
            throw new Error("Could not get an ID from the server." + pathError);
        }
    }
    /** @deprecated */ async listAllPeers() {
        try {
            const response = await this._buildRequest("peers");
            if (response.status !== 200) {
                if (response.status === 401) {
                    let helpfulError = "";
                    if (this._options.host === (0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).CLOUD_HOST) helpfulError = "It looks like you're using the cloud server. You can email team@peerjs.com to enable peer listing for your API key.";
                    else helpfulError = "You need to enable `allow_discovery` on your self-hosted PeerServer to use this feature.";
                    throw new Error("It doesn't look like you have permission to list peers IDs. " + helpfulError);
                }
                throw new Error(`Error. Status:${response.status}`);
            }
            return response.json();
        } catch (error) {
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).error("Error retrieving list peers", error);
            throw new Error("Could not get list peers from the server." + error);
        }
    }
    constructor(_options){
        this._options = _options;
    }
}










class $392ccce28b647101$export$d365f7ad9d7df9c9 extends (0, $f06f075a81a8b63e$export$23a2a68283c24d80) {
    get type() {
        return (0, $edbcf3072a01d580$export$3157d57b4135e3bc).Data;
    }
    /** Called by the Negotiator when the DataChannel is ready. */ _initializeDataChannel(dc) {
        this.dataChannel = dc;
        this.dataChannel.onopen = ()=>{
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`DC#${this.connectionId} dc connection success`);
            this._open = true;
            this.emit("open");
        };
        this.dataChannel.onmessage = (e)=>{
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`DC#${this.connectionId} dc onmessage:`, e.data);
        // this._handleDataMessage(e);
        };
        this.dataChannel.onclose = ()=>{
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`DC#${this.connectionId} dc closed for:`, this.peer);
            this.close();
        };
    }
    /**
	 * Exposed functionality for users.
	 */ /** Allows user to close connection. */ close(options) {
        if (options?.flush) {
            this.send({
                __peerData: {
                    type: "close"
                }
            });
            return;
        }
        if (this._negotiator) {
            this._negotiator.cleanup();
            this._negotiator = null;
        }
        if (this.provider) {
            this.provider._removeConnection(this);
            this.provider = null;
        }
        if (this.dataChannel) {
            this.dataChannel.onopen = null;
            this.dataChannel.onmessage = null;
            this.dataChannel.onclose = null;
            this.dataChannel = null;
        }
        if (!this.open) return;
        this._open = false;
        super.emit("close");
    }
    /** Allows user to send data. */ send(data, chunked = false) {
        if (!this.open) {
            this.emitError((0, $edbcf3072a01d580$export$49ae800c114df41d).NotOpenYet, "Connection is not open. You should listen for the `open` event before sending messages.");
            return;
        }
        return this._send(data, chunked);
    }
    async handleMessage(message) {
        const payload = message.payload;
        switch(message.type){
            case (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Answer:
                await this._negotiator.handleSDP(message.type, payload.sdp);
                break;
            case (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Candidate:
                await this._negotiator.handleCandidate(payload.candidate);
                break;
            default:
                (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).warn("Unrecognized message type:", message.type, "from peer:", this.peer);
                break;
        }
    }
    constructor(peerId, provider, options){
        super(peerId, provider, options);
        this.connectionId = this.options.connectionId || $392ccce28b647101$export$d365f7ad9d7df9c9.ID_PREFIX + (0, $008766fe99f03c2f$export$4e61f672936bec77)();
        this.label = this.options.label || this.connectionId;
        this.reliable = !!this.options.reliable;
        this._negotiator = new (0, $3cabb799c2437cbe$export$89e6bb5ad64bf4a)(this);
        this._negotiator.startConnection(this.options._payload || {
            originator: true,
            reliable: this.reliable
        });
    }
}
$392ccce28b647101$export$d365f7ad9d7df9c9.ID_PREFIX = "dc_";
$392ccce28b647101$export$d365f7ad9d7df9c9.MAX_BUFFERED_AMOUNT = 8388608;


class $8d1d5e45d8d6520c$export$ff7c9d4c11d94e8b extends (0, $392ccce28b647101$export$d365f7ad9d7df9c9) {
    get bufferSize() {
        return this._bufferSize;
    }
    _initializeDataChannel(dc) {
        super._initializeDataChannel(dc);
        this.dataChannel.binaryType = "arraybuffer";
        this.dataChannel.addEventListener("message", (e)=>this._handleDataMessage(e));
    }
    _bufferedSend(msg) {
        if (this._buffering || !this._trySend(msg)) {
            this._buffer.push(msg);
            this._bufferSize = this._buffer.length;
        }
    }
    // Returns true if the send succeeds.
    _trySend(msg) {
        if (!this.open) return false;
        if (this.dataChannel.bufferedAmount > (0, $392ccce28b647101$export$d365f7ad9d7df9c9).MAX_BUFFERED_AMOUNT) {
            this._buffering = true;
            setTimeout(()=>{
                this._buffering = false;
                this._tryBuffer();
            }, 50);
            return false;
        }
        try {
            this.dataChannel.send(msg);
        } catch (e) {
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).error(`DC#:${this.connectionId} Error when sending:`, e);
            this._buffering = true;
            this.close();
            return false;
        }
        return true;
    }
    // Try to send the first message in the buffer.
    _tryBuffer() {
        if (!this.open) return;
        if (this._buffer.length === 0) return;
        const msg = this._buffer[0];
        if (this._trySend(msg)) {
            this._buffer.shift();
            this._bufferSize = this._buffer.length;
            this._tryBuffer();
        }
    }
    close(options) {
        if (options?.flush) {
            this.send({
                __peerData: {
                    type: "close"
                }
            });
            return;
        }
        this._buffer = [];
        this._bufferSize = 0;
        super.close();
    }
    constructor(...args){
        super(...args), this._buffer = [], this._bufferSize = 0, this._buffering = false;
    }
}




class $6b2c8b37149b9a13$export$f0a5a64d5bb37108 extends (0, $8d1d5e45d8d6520c$export$ff7c9d4c11d94e8b) {
    close(options) {
        super.close(options);
        this._chunkedData = {};
    }
    // Handles a DataChannel message.
    _handleDataMessage({ data: data }) {
        const deserializedData = (0, $bf7fb46c6d68ead7$export$417857010dc9287f)(data);
        // PeerJS specific message
        const peerData = deserializedData["__peerData"];
        if (peerData) {
            if (peerData.type === "close") {
                this.close();
                return;
            }
            // Chunked data -- piece things back together.
            // @ts-ignore
            this._handleChunk(deserializedData);
            return;
        }
        this.emit("data", deserializedData);
    }
    _handleChunk(data) {
        const id = data.__peerData;
        const chunkInfo = this._chunkedData[id] || {
            data: [],
            count: 0,
            total: data.total
        };
        chunkInfo.data[data.n] = new Uint8Array(data.data);
        chunkInfo.count++;
        this._chunkedData[id] = chunkInfo;
        if (chunkInfo.total === chunkInfo.count) {
            // Clean up before making the recursive call to `_handleDataMessage`.
            delete this._chunkedData[id];
            // We've received all the chunks--time to construct the complete data.
            // const data = new Blob(chunkInfo.data);
            const data = (0, $616ebdf1c4998439$export$52c89ebcdc4f53f2)(chunkInfo.data);
            this._handleDataMessage({
                data: data
            });
        }
    }
    _send(data, chunked) {
        const blob = (0, $bf7fb46c6d68ead7$export$2a703dbb0cb35339)(data);
        if (blob instanceof Promise) return this._send_blob(blob);
        if (!chunked && blob.byteLength > this.chunker.chunkedMTU) {
            this._sendChunks(blob);
            return;
        }
        this._bufferedSend(blob);
    }
    async _send_blob(blobPromise) {
        const blob = await blobPromise;
        if (blob.byteLength > this.chunker.chunkedMTU) {
            this._sendChunks(blob);
            return;
        }
        this._bufferedSend(blob);
    }
    _sendChunks(blob) {
        const blobs = this.chunker.chunk(blob);
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`DC#${this.connectionId} Try to send ${blobs.length} chunks...`);
        for (const blob of blobs)this.send(blob, true);
    }
    constructor(peerId, provider, options){
        super(peerId, provider, options), this.chunker = new (0, $616ebdf1c4998439$export$f1c5f4c9cb95390b)(), this.serialization = (0, $edbcf3072a01d580$export$89f507cf986a947).Binary, this._chunkedData = {};
    }
}




class $6faa8477ae391a66$export$6f88fe47d32c9c94 extends (0, $8d1d5e45d8d6520c$export$ff7c9d4c11d94e8b) {
    _handleDataMessage({ data: data }) {
        super.emit("data", data);
    }
    _send(data, _chunked) {
        this._bufferedSend(data);
    }
    constructor(...args){
        super(...args), this.serialization = (0, $edbcf3072a01d580$export$89f507cf986a947).None;
    }
}





class $b524315f5ff1ee78$export$48880ac635f47186 extends (0, $8d1d5e45d8d6520c$export$ff7c9d4c11d94e8b) {
    // Handles a DataChannel message.
    _handleDataMessage({ data: data }) {
        const deserializedData = this.parse(this.decoder.decode(data));
        // PeerJS specific message
        const peerData = deserializedData["__peerData"];
        if (peerData && peerData.type === "close") {
            this.close();
            return;
        }
        this.emit("data", deserializedData);
    }
    _send(data, _chunked) {
        const encodedData = this.encoder.encode(this.stringify(data));
        if (encodedData.byteLength >= (0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).chunkedMTU) {
            this.emitError((0, $edbcf3072a01d580$export$49ae800c114df41d).MessageToBig, "Message too big for JSON channel");
            return;
        }
        this._bufferedSend(encodedData);
    }
    constructor(...args){
        super(...args), this.serialization = (0, $edbcf3072a01d580$export$89f507cf986a947).JSON, this.encoder = new TextEncoder(), this.decoder = new TextDecoder(), this.stringify = JSON.stringify, this.parse = JSON.parse;
    }
}



class $11967427976ce06d$var$PeerOptions {
}
class $11967427976ce06d$export$ecd1fc136c422448 extends (0, $41eb28b5735ed6cf$export$6a678e589c8a4542) {
    /**
	 * The brokering ID of this peer
	 *
	 * If no ID was specified in {@apilink Peer | the constructor},
	 * this will be `undefined` until the {@apilink PeerEvents | `open`} event is emitted.
	 */ get id() {
        return this._id;
    }
    get options() {
        return this._options;
    }
    get open() {
        return this._open;
    }
    /**
	 * @internal
	 */ get socket() {
        return this._socket;
    }
    /**
	 * A hash of all connections associated with this peer, keyed by the remote peer's ID.
	 * @deprecated
	 * Return type will change from Object to Map<string,[]>
	 */ get connections() {
        const plainConnections = Object.create(null);
        for (const [k, v] of this._connections)plainConnections[k] = v;
        return plainConnections;
    }
    /**
	 * true if this peer and all of its connections can no longer be used.
	 */ get destroyed() {
        return this._destroyed;
    }
    /**
	 * false if there is an active connection to the PeerServer.
	 */ get disconnected() {
        return this._disconnected;
    }
    _createServerConnection() {
        const socket = new (0, $5dd3b97502a89fbb$export$4798917dbf149b79)(this._options.secure, this._options.host, this._options.port, this._options.path, this._options.key, this._options.pingInterval);
        socket.on((0, $edbcf3072a01d580$export$3b5c4a4b6354f023).Message, (data)=>{
            this._handleMessage(data);
        });
        socket.on((0, $edbcf3072a01d580$export$3b5c4a4b6354f023).Error, (error)=>{
            this._abort((0, $edbcf3072a01d580$export$9547aaa2e39030ff).SocketError, error);
        });
        socket.on((0, $edbcf3072a01d580$export$3b5c4a4b6354f023).Disconnected, ()=>{
            if (this.disconnected) return;
            this.emitError((0, $edbcf3072a01d580$export$9547aaa2e39030ff).Network, "Lost connection to server.");
            this.disconnect();
        });
        socket.on((0, $edbcf3072a01d580$export$3b5c4a4b6354f023).Close, ()=>{
            if (this.disconnected) return;
            this._abort((0, $edbcf3072a01d580$export$9547aaa2e39030ff).SocketClosed, "Underlying socket is already closed.");
        });
        return socket;
    }
    /** Initialize a connection with the server. */ _initialize(id) {
        this._id = id;
        this.socket.start(id, this._options.token);
    }
    /** Handles messages from the server. */ _handleMessage(message) {
        const type = message.type;
        const payload = message.payload;
        const peerId = message.src;
        switch(type){
            case (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Open:
                this._lastServerId = this.id;
                this._open = true;
                this.emit("open", this.id);
                break;
            case (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Error:
                this._abort((0, $edbcf3072a01d580$export$9547aaa2e39030ff).ServerError, payload.msg);
                break;
            case (0, $edbcf3072a01d580$export$adb4a1754da6f10d).IdTaken:
                this._abort((0, $edbcf3072a01d580$export$9547aaa2e39030ff).UnavailableID, `ID "${this.id}" is taken`);
                break;
            case (0, $edbcf3072a01d580$export$adb4a1754da6f10d).InvalidKey:
                this._abort((0, $edbcf3072a01d580$export$9547aaa2e39030ff).InvalidKey, `API KEY "${this._options.key}" is invalid`);
                break;
            case (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Leave:
                (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`Received leave message from ${peerId}`);
                this._cleanupPeer(peerId);
                this._connections.delete(peerId);
                break;
            case (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Expire:
                this.emitError((0, $edbcf3072a01d580$export$9547aaa2e39030ff).PeerUnavailable, `Could not connect to peer ${peerId}`);
                break;
            case (0, $edbcf3072a01d580$export$adb4a1754da6f10d).Offer:
                {
                    // we should consider switching this to CALL/CONNECT, but this is the least breaking option.
                    const connectionId = payload.connectionId;
                    let connection = this.getConnection(peerId, connectionId);
                    if (connection) {
                        connection.close();
                        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).warn(`Offer received for existing Connection ID:${connectionId}`);
                    }
                    // Create a new connection.
                    if (payload.type === (0, $edbcf3072a01d580$export$3157d57b4135e3bc).Media) {
                        const mediaConnection = new (0, $0bc12d7ac26e1491$export$4a84e95a2324ac29)(peerId, this, {
                            connectionId: connectionId,
                            _payload: payload,
                            metadata: payload.metadata
                        });
                        connection = mediaConnection;
                        this._addConnection(peerId, connection);
                        this.emit("call", mediaConnection);
                    } else if (payload.type === (0, $edbcf3072a01d580$export$3157d57b4135e3bc).Data) {
                        const dataConnection = new this._serializers[payload.serialization](peerId, this, {
                            connectionId: connectionId,
                            _payload: payload,
                            metadata: payload.metadata,
                            label: payload.label,
                            serialization: payload.serialization,
                            reliable: payload.reliable
                        });
                        connection = dataConnection;
                        this._addConnection(peerId, connection);
                        this.emit("connection", dataConnection);
                    } else {
                        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).warn(`Received malformed connection type:${payload.type}`);
                        return;
                    }
                    // Find messages.
                    const messages = this._getMessages(connectionId);
                    for (const message of messages)connection.handleMessage(message);
                    break;
                }
            default:
                {
                    if (!payload) {
                        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).warn(`You received a malformed message from ${peerId} of type ${type}`);
                        return;
                    }
                    const connectionId = payload.connectionId;
                    const connection = this.getConnection(peerId, connectionId);
                    if (connection && connection.peerConnection) // Pass it on.
                    connection.handleMessage(message);
                    else if (connectionId) // Store for possible later use
                    this._storeMessage(connectionId, message);
                    else (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).warn("You received an unrecognized message:", message);
                    break;
                }
        }
    }
    /** Stores messages without a set up connection, to be claimed later. */ _storeMessage(connectionId, message) {
        if (!this._lostMessages.has(connectionId)) this._lostMessages.set(connectionId, []);
        this._lostMessages.get(connectionId).push(message);
    }
    /**
	 * Retrieve messages from lost message store
	 * @internal
	 */ //TODO Change it to private
    _getMessages(connectionId) {
        const messages = this._lostMessages.get(connectionId);
        if (messages) {
            this._lostMessages.delete(connectionId);
            return messages;
        }
        return [];
    }
    /**
	 * Connects to the remote peer specified by id and returns a data connection.
	 * @param peer The brokering ID of the remote peer (their {@apilink Peer.id}).
	 * @param options for specifying details about Peer Connection
	 */ connect(peer, options = {}) {
        options = {
            serialization: "default",
            ...options
        };
        if (this.disconnected) {
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).warn("You cannot connect to a new Peer because you called .disconnect() on this Peer and ended your connection with the server. You can create a new Peer to reconnect, or call reconnect on this peer if you believe its ID to still be available.");
            this.emitError((0, $edbcf3072a01d580$export$9547aaa2e39030ff).Disconnected, "Cannot connect to new Peer after disconnecting from server.");
            return;
        }
        console.log('peer sucks', this._serializers)
        const dataConnection = new this._serializers[options.serialization](peer, this, options);
        this._addConnection(peer, dataConnection);
        return dataConnection;
    }
    /**
	 * Calls the remote peer specified by id and returns a media connection.
	 * @param peer The brokering ID of the remote peer (their peer.id).
	 * @param stream The caller's media stream
	 * @param options Metadata associated with the connection, passed in by whoever initiated the connection.
	 */ call(peer, stream, options = {}) {
        if (this.disconnected) {
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).warn("You cannot connect to a new Peer because you called .disconnect() on this Peer and ended your connection with the server. You can create a new Peer to reconnect.");
            this.emitError((0, $edbcf3072a01d580$export$9547aaa2e39030ff).Disconnected, "Cannot connect to new Peer after disconnecting from server.");
            return;
        }
        if (!stream) {
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).error("To call a peer, you must provide a stream from your browser's `getUserMedia`.");
            return;
        }
        const mediaConnection = new (0, $0bc12d7ac26e1491$export$4a84e95a2324ac29)(peer, this, {
            ...options,
            _stream: stream
        });
        this._addConnection(peer, mediaConnection);
        return mediaConnection;
    }
    /** Add a data/media connection to this peer. */ _addConnection(peerId, connection) {
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`add connection ${connection.type}:${connection.connectionId} to peerId:${peerId}`);
        if (!this._connections.has(peerId)) this._connections.set(peerId, []);
        this._connections.get(peerId).push(connection);
    }
    //TODO should be private
    _removeConnection(connection) {
        const connections = this._connections.get(connection.peer);
        if (connections) {
            const index = connections.indexOf(connection);
            if (index !== -1) connections.splice(index, 1);
        }
        //remove from lost messages
        this._lostMessages.delete(connection.connectionId);
    }
    /** Retrieve a data/media connection for this peer. */ getConnection(peerId, connectionId) {
        const connections = this._connections.get(peerId);
        if (!connections) return null;
        for (const connection of connections){
            if (connection.connectionId === connectionId) return connection;
        }
        return null;
    }
    _delayedAbort(type, message) {
        setTimeout(()=>{
            this._abort(type, message);
        }, 0);
    }
    /**
	 * Emits an error message and destroys the Peer.
	 * The Peer is not destroyed if it's in a disconnected state, in which case
	 * it retains its disconnected state and its existing connections.
	 */ _abort(type, message) {
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).error("Aborting!");
        this.emitError(type, message);
        if (!this._lastServerId) this.destroy();
        else this.disconnect();
    }
    /**
	 * Destroys the Peer: closes all active connections as well as the connection
	 * to the server.
	 *
	 * :::caution
	 * This cannot be undone; the respective peer object will no longer be able
	 * to create or receive any connections, its ID will be forfeited on the server,
	 * and all of its data and media connections will be closed.
	 * :::
	 */ destroy() {
        if (this.destroyed) return;
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`Destroy peer with ID:${this.id}`);
        this.disconnect();
        this._cleanup();
        this._destroyed = true;
        this.emit("close");
    }
    /** Disconnects every connection on this peer. */ _cleanup() {
        for (const peerId of this._connections.keys()){
            this._cleanupPeer(peerId);
            this._connections.delete(peerId);
        }
        this.socket.removeAllListeners();
    }
    /** Closes all connections to this peer. */ _cleanupPeer(peerId) {
        const connections = this._connections.get(peerId);
        if (!connections) return;
        for (const connection of connections)connection.close();
    }
    /**
	 * Disconnects the Peer's connection to the PeerServer. Does not close any
	 *  active connections.
	 * Warning: The peer can no longer create or accept connections after being
	 *  disconnected. It also cannot reconnect to the server.
	 */ disconnect() {
        if (this.disconnected) return;
        const currentId = this.id;
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`Disconnect peer with ID:${currentId}`);
        this._disconnected = true;
        this._open = false;
        this.socket.close();
        this._lastServerId = currentId;
        this._id = null;
        this.emit("disconnected", currentId);
    }
    /** Attempts to reconnect with the same ID.
	 *
	 * Only {@apilink Peer.disconnect | disconnected peers} can be reconnected.
	 * Destroyed peers cannot be reconnected.
	 * If the connection fails (as an example, if the peer's old ID is now taken),
	 * the peer's existing connections will not close, but any associated errors events will fire.
	 */ reconnect() {
        if (this.disconnected && !this.destroyed) {
            (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).log(`Attempting reconnection to server with ID ${this._lastServerId}`);
            this._disconnected = false;
            this._initialize(this._lastServerId);
        } else if (this.destroyed) throw new Error("This peer cannot reconnect to the server. It has already been destroyed.");
        else if (!this.disconnected && !this.open) // Do nothing. We're still connecting the first time.
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).error("In a hurry? We're still trying to make the initial connection!");
        else throw new Error(`Peer ${this.id} cannot reconnect because it is not disconnected from the server!`);
    }
    /**
	 * Get a list of available peer IDs. If you're running your own server, you'll
	 * want to set allow_discovery: true in the PeerServer options. If you're using
	 * the cloud server, email team@peerjs.com to get the functionality enabled for
	 * your key.
	 */ listAllPeers(cb = (_)=>{}) {
        this._api.listAllPeers().then((peers)=>cb(peers)).catch((error)=>this._abort((0, $edbcf3072a01d580$export$9547aaa2e39030ff).ServerError, error));
    }
    constructor(id, options){
        super(), this._serializers = {
            raw: (0, $6faa8477ae391a66$export$6f88fe47d32c9c94),
            json: (0, $b524315f5ff1ee78$export$48880ac635f47186),
            binary: (0, $6b2c8b37149b9a13$export$f0a5a64d5bb37108),
            "binary-utf8": (0, $6b2c8b37149b9a13$export$f0a5a64d5bb37108),
            default: (0, $6b2c8b37149b9a13$export$f0a5a64d5bb37108)
        }, this._id = null, this._lastServerId = null, // States.
        this._destroyed = false // Connections have been killed
        , this._disconnected = false // Connection to PeerServer killed but P2P connections still active
        , this._open = false // Sockets and such are not yet open.
        , this._connections = new Map() // All connections for this peer.
        , this._lostMessages = new Map() // src => [list of messages]
        ;
        let userId;
        // Deal with overloading
        if (id && id.constructor == Object) options = id;
        else if (id) userId = id.toString();
        // Configurize options
        options = {
            debug: 0,
            host: (0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).CLOUD_HOST,
            port: (0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).CLOUD_PORT,
            path: "/",
            key: $11967427976ce06d$export$ecd1fc136c422448.DEFAULT_KEY,
            token: (0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).randomToken(),
            config: (0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).defaultConfig,
            referrerPolicy: "strict-origin-when-cross-origin",
            serializers: {},
            ...options
        };
        this._options = options;
        this._serializers = {
            ...this._serializers,
            ...this.options.serializers
        };
        // Detect relative URL host.
        if (this._options.host === "/") this._options.host = window.location.hostname;
        // Set path correctly.
        if (this._options.path) {
            if (this._options.path[0] !== "/") this._options.path = "/" + this._options.path;
            if (this._options.path[this._options.path.length - 1] !== "/") this._options.path += "/";
        }
        // Set whether we use SSL to same as current host
        if (this._options.secure === undefined && this._options.host !== (0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).CLOUD_HOST) this._options.secure = (0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).isSecure();
        else if (this._options.host == (0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).CLOUD_HOST) this._options.secure = true;
        // Set a custom log function if present
        if (this._options.logFunction) (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).setLogFunction(this._options.logFunction);
        (0, $d3fc3aacca52312c$export$2e2bcd8739ae039).logLevel = this._options.debug || 0;
        this._api = new (0, $4c932c6613316196$export$2c4e825dc9120f87)(options);
        this._socket = this._createServerConnection();
        // Sanity checks
        // Ensure WebRTC supported
        if (!(0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).supports.audioVideo && !(0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).supports.data) {
            this._delayedAbort((0, $edbcf3072a01d580$export$9547aaa2e39030ff).BrowserIncompatible, "The current browser does not support WebRTC");
            return;
        }
        // Ensure alphanumeric id
        if (!!userId && !(0, $01f0d223090cb1f8$export$7debb50ef11d5e0b).validateId(userId)) {
            this._delayedAbort((0, $edbcf3072a01d580$export$9547aaa2e39030ff).InvalidID, `ID "${userId}" is invalid`);
            return;
        }
        if (userId) this._initialize(userId);
        else this._api.retrieveId().then((id)=>this._initialize(id)).catch((error)=>this._abort((0, $edbcf3072a01d580$export$9547aaa2e39030ff).ServerError, error));
    }
}
$11967427976ce06d$export$ecd1fc136c422448.DEFAULT_KEY = "peerjs";


window.peerjs = {
    Peer: $11967427976ce06d$export$ecd1fc136c422448,
    util: $01f0d223090cb1f8$export$7debb50ef11d5e0b
};
/** @deprecated Should use peerjs namespace */ window.Peer = (0, $11967427976ce06d$export$ecd1fc136c422448);

})();
//# sourceMappingURL=peerjs.js.map