dpg.broadcast-webrtc
Version:
Modern Broadcast client service library
212 lines (211 loc) • 10.7 kB
JavaScript
"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
exports.__esModule = true;
exports.PeerConnectionOwner = exports.PeerConnectionVisitor = void 0;
var IO = require("socket.io-client");
var PeerConnectionVisitor = /** @class */ (function () {
function PeerConnectionVisitor(rtcConfig, socketConfig) {
var _this = this;
this.routes = {
"peerconnection/visitor/offer": function (socketId, offer) { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
console.log("GET OFFER", {
socketId: socketId,
kek: this.socket.id,
bool: socketId == this.socket.id
});
if (!(socketId == this.socket.id)) return [3 /*break*/, 3];
return [4 /*yield*/, this.initOffer(offer)];
case 1:
_a.sent();
return [4 /*yield*/, this.initAnswer()];
case 2:
_a.sent();
_a.label = 3;
case 3: return [2 /*return*/];
}
});
}); }
};
this.peer = new RTCPeerConnection(rtcConfig);
this.socket = !!(socketConfig === null || socketConfig === void 0 ? void 0 : socketConfig.io)
? socketConfig
: IO.connect(socketConfig);
Object.keys(this.routes).forEach(function (eventKey) {
return _this.socket.on(eventKey, _this.routes[eventKey]);
});
this.peer.onicecandidate = function (ev) {
return (ev === null || ev === void 0 ? void 0 : ev.candidate) &&
_this.socket.emit("peerconnection/visitor/candidate", {
candidate: ev === null || ev === void 0 ? void 0 : ev.candidate
});
};
// this.peer.addEventListener("")
this.peer.ondatachannel = function (ev) {
return console.log("[PeerConnection] Channel open.");
};
this.peer.onicecandidateerror = function (ev) {
console.log("[PeerConnection] Error from Ice Candidate.", ev);
};
}
PeerConnectionVisitor.prototype.initOffer = function (offer) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.peer.setRemoteDescription(offer)];
case 1:
_a.sent();
this.peer.restartIce();
console.log("[PeerConnection] Status:", {
signal: this.peer.signalingState,
connection: this.peer.connectionState
});
return [2 /*return*/];
}
});
});
};
PeerConnectionVisitor.prototype.initAnswer = function () {
return __awaiter(this, void 0, void 0, function () {
var _a;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_a = this;
return [4 /*yield*/, this.peer.createAnswer()];
case 1:
_a.answer = _b.sent();
return [4 /*yield*/, this.peer.setLocalDescription(this.answer)];
case 2:
_b.sent();
this.socket.emit("peerconnection/visitor/answer", {
answer: this.answer
});
this.peer.restartIce();
console.log("[PeerConnection] Status:", {
signal: this.peer.signalingState,
connection: this.peer.connectionState
});
return [2 /*return*/];
}
});
});
};
PeerConnectionVisitor.prototype.onTrack = function (callback) {
this.peer.ontrack = function (ev) {
callback(ev.streams[0]);
};
};
return PeerConnectionVisitor;
}());
exports.PeerConnectionVisitor = PeerConnectionVisitor;
var PeerConnectionOwner = /** @class */ (function () {
function PeerConnectionOwner(rtcConfig, socketConfig, stream) {
var _this = this;
this.routes = {
"peerconnection/owner/join": function (socketId) {
_this.join(socketId);
},
"peerconnection/owner/answer": function (socketId, answer) {
_this.setAnswer(socketId, answer);
},
"peerconnection/owner/candidate": function (socketId, candidate) {
_this.setCandidate(socketId, candidate);
}
};
this.children = {};
this.peer = new RTCPeerConnection(rtcConfig);
this.socket = !!(socketConfig === null || socketConfig === void 0 ? void 0 : socketConfig.io)
? socketConfig
: IO.connect(socketConfig);
Object.keys(this.routes).forEach(function (eventKey) {
return _this.socket.on(eventKey, _this.routes[eventKey]);
});
this.RTCConfiguration = rtcConfig;
this.Stream = stream;
}
PeerConnectionOwner.prototype.join = function (socketId) {
return __awaiter(this, void 0, void 0, function () {
var peer, offer;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
peer = (this.children[socketId] = new RTCPeerConnection(this.RTCConfiguration));
peer.createDataChannel("broadcast");
this.Stream.getTracks().forEach(function (track) {
return peer.addTrack(track, _this.Stream);
});
return [4 /*yield*/, peer.createOffer({ iceRestart: true })];
case 1:
offer = _a.sent();
return [4 /*yield*/, peer.setLocalDescription(offer)];
case 2:
_a.sent();
this.socket.emit("peerconnection/owner/offer", socketId, offer);
peer.restartIce();
console.log("[PeerConnection] Status:", {
signal: peer.signalingState,
connection: peer.connectionState
});
return [2 /*return*/];
}
});
});
};
PeerConnectionOwner.prototype.setAnswer = function (socketId, answer) {
this.children[socketId]
.setRemoteDescription(answer)
.then(function (candidate) { return console.log("[PeerConnection] Add answer"); })["catch"](function (candidate) { return console.log("[PeerConnection] Error answer", candidate); });
};
PeerConnectionOwner.prototype.setCandidate = function (socketId, candidate) {
this.children[socketId].addIceCandidate(new RTCIceCandidate(candidate))
.then(function (candidate) { return console.log("[PeerConnection] Add candidate"); })["catch"](function (candidate) { return console.log("[PeerConnection] Error candidate", candidate); });
};
return PeerConnectionOwner;
}());
exports.PeerConnectionOwner = PeerConnectionOwner;
function init(config, socketConfig, owner, stream) {
if (owner)
return new PeerConnectionOwner(config, socketConfig, stream);
else
return new PeerConnectionVisitor(config, socketConfig);
}
exports["default"] = init;