youtubei
Version:
Simple package to get information from youtube such as videos, playlists, channels, video information & comments, related videos, up next video, and more!
161 lines (160 loc) • 7.91 kB
JavaScript
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
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 };
}
};
var __values = (this && this.__values) || function(o) {
var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
if (m) return m.call(o);
if (o && typeof o.length === "number") return {
next: function () {
if (o && i >= o.length) o = void 0;
return { value: o && o[i++], done: !o };
}
};
throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
};
import { EventEmitter } from "events";
import { applyMixins } from "../../common";
import { BaseVideo } from "../BaseVideo";
import { Chat } from "../Chat";
import { LIVE_CHAT_END_POINT } from "../constants";
import { LiveVideoParser } from "./LiveVideoParser";
/** Represents a video that's currently live, usually returned from `client.getVideo()` */
var LiveVideo = /** @class */ (function (_super) {
__extends(LiveVideo, _super);
/** @hidden */
function LiveVideo(attr) {
var _this = _super.call(this, attr) || this;
_this.delay = 0;
_this.timeoutMs = 0;
_this.isChatPlaying = false;
_this.chatQueue = [];
Object.assign(_this, attr);
return _this;
}
/**
* Load this instance with raw data from Youtube
*
* @hidden
*/
LiveVideo.prototype.load = function (data) {
_super.prototype.load.call(this, data);
LiveVideoParser.loadLiveVideo(this, data);
return this;
};
/**
* Start polling for get live chat request
*
* @param delay chat delay in millisecond
*/
LiveVideo.prototype.playChat = function (delay) {
if (delay === void 0) { delay = 0; }
if (this.isChatPlaying)
return;
this.delay = delay;
this.isChatPlaying = true;
this.pollChatContinuation();
};
/** Stop request polling for live chat */
LiveVideo.prototype.stopChat = function () {
if (!this.chatRequestPoolingTimeout)
return;
this.isChatPlaying = false;
clearTimeout(this.chatRequestPoolingTimeout);
};
/** Start request polling */
LiveVideo.prototype.pollChatContinuation = function () {
return __awaiter(this, void 0, void 0, function () {
var response, chats, _loop_1, this_1, chats_1, chats_1_1, c, _a, timeout, continuation;
var e_1, _b;
var _this = this;
return __generator(this, function (_c) {
switch (_c.label) {
case 0: return [4 /*yield*/, this.client.http.post(LIVE_CHAT_END_POINT, {
data: { continuation: this.chatContinuation },
})];
case 1:
response = _c.sent();
if (!response.data.continuationContents)
return [2 /*return*/];
chats = LiveVideoParser.parseChats(response.data);
_loop_1 = function (c) {
var chat = new Chat({ client: this_1.client }).load(c);
if (this_1.chatQueue.find(function (c) { return c.id === chat.id; }))
return "continue";
this_1.chatQueue.push(chat);
var timeout_1 = chat.timestamp / 1000 - (new Date().getTime() - this_1.delay);
setTimeout(function () { return _this.emit("chat", chat); }, timeout_1);
};
this_1 = this;
try {
for (chats_1 = __values(chats), chats_1_1 = chats_1.next(); !chats_1_1.done; chats_1_1 = chats_1.next()) {
c = chats_1_1.value;
_loop_1(c);
}
}
catch (e_1_1) { e_1 = { error: e_1_1 }; }
finally {
try {
if (chats_1_1 && !chats_1_1.done && (_b = chats_1.return)) _b.call(chats_1);
}
finally { if (e_1) throw e_1.error; }
}
_a = LiveVideoParser.parseContinuation(response.data), timeout = _a.timeout, continuation = _a.continuation;
this.timeoutMs = timeout;
this.chatContinuation = continuation;
this.chatRequestPoolingTimeout = setTimeout(function () { return _this.pollChatContinuation(); }, this.timeoutMs);
return [2 /*return*/];
}
});
});
};
return LiveVideo;
}(BaseVideo));
applyMixins(LiveVideo, [EventEmitter]);
export { LiveVideo };