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twitch-js

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Javascript library for the Twitch Messaging Interface.

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"use strict"; var __assign = (this && this.__assign) || function () { __assign = Object.assign || function(t) { for (var s, i = 1, n = arguments.length; i < n; i++) { s = arguments[i]; for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p)) t[p] = s[p]; } return t; }; return __assign.apply(this, arguments); }; var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) { if (k2 === undefined) k2 = k; Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } }); }) : (function(o, m, k, k2) { if (k2 === undefined) k2 = k; o[k2] = m[k]; })); var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? 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Query and body parameters are provided * via `options.search` and `options.body` properties, respectively. * * ### Examples * * #### Get bits leaderboard * ```js * api * .get('bits/leaderboard', { search: { user_id: '44322889' } }) * .then(response => { * // Do stuff with response ... * }) * ``` * * #### Get the latest Overwatch live streams * ``` * api * .get('streams', { search: { game_id: '1234' } }) * .then(response => { * // Do stuff with response ... * }) * ``` * * #### Start a channel commercial * ``` * api * .post('/channels/commercial', { * body: { broadcaster_id: '44322889', length: 30 }, * }) * .then(response => { * // Do stuff with response ... * }) * ``` */ var Api = /** @class */ (function () { function Api(options) { this._readyState = api_types_1.ApiReadyStates.READY; this._options = validators.apiOptions(options); this._log = logger_1.default(__assign({ name: 'Api' }, this._options.log)); } Object.defineProperty(Api.prototype, "readyState", { get: function () { return this._readyState; }, enumerable: false, configurable: true }); Object.defineProperty(Api.prototype, "status", { get: function () { return this._status; }, enumerable: false, configurable: true }); /** * Update client options. */ Api.prototype.updateOptions = function (options) { this._options = validators.apiOptions(__assign(__assign({}, this._options), options)); }; /** * Initialize API client and retrieve status. * @see https://dev.twitch.tv/docs/v5/#root-url */ Api.prototype.initialize = function (newOptions) { return __awaiter(this, void 0, void 0, function () { var response; return __generator(this, function (_a) { switch (_a.label) { case 0: if (newOptions) { this._options = validators.apiOptions(__assign(__assign({}, this._options), newOptions)); } if (!newOptions && this.readyState === 2) { return [2 /*return*/, Promise.resolve()]; } return [4 /*yield*/, fetch_1.default('https://id.twitch.tv/oauth2/validate', { headers: { Authorization: "Bearer " + this._options.token } })]; case 1: response = _a.sent(); this._readyState = api_types_1.ApiReadyStates.INITIALIZED; this._status = response; return [2 /*return*/]; } }); }); }; /** * Check if current credentials include `scope`. * @see https://dev.twitch.tv/docs/authentication/#twitch-api-v5 */ Api.prototype.hasScope = function ( /** Scope to check */ scope) { var _this = this; return new Promise(function (resolve, reject) { var _a, _b; return ((_b = (_a = _this.status) === null || _a === void 0 ? void 0 : _a.scopes) === null || _b === void 0 ? void 0 : _b.includes(scope)) ? resolve(true) : reject(false); }); }; /** * GET endpoint. * * @example <caption>Get user follows (Helix)</caption> * ``` * api.get('users/follows', { search: { to_id: '23161357' } }) * .then(response => { * // Do stuff with response ... * }) * ``` */ Api.prototype.get = function (endpoint, options) { if (endpoint === void 0) { endpoint = ''; } return this._handleFetch(endpoint, options); }; /** * POST endpoint. */ Api.prototype.post = function (endpoint, options) { return this._handleFetch(endpoint, __assign(__assign({}, options), { method: 'post' })); }; /** * PUT endpoint. */ Api.prototype.put = function (endpoint, options) { return this._handleFetch(endpoint, __assign(__assign({}, options), { method: 'put' })); }; Api.prototype._getAuthenticationHeaders = function () { var _a = this._options, clientId = _a.clientId, token = _a.token; return { Authorization: "Bearer " + token, 'Client-Id': clientId, }; }; Api.prototype._handleFetch = function (maybeUrl, options) { if (maybeUrl === void 0) { maybeUrl = ''; } if (options === void 0) { options = {}; } return __awaiter(this, void 0, void 0, function () { var baseUrl, url, message, fetchProfiler, performRequest, caughtError, error_2, token; var _this = this; return __generator(this, function (_a) { switch (_a.label) { case 0: baseUrl = 'https://api.twitch.tv/helix'; url = baseUrl + "/" + maybeUrl; message = (toUpper_1.default(options.method) || 'GET') + " " + url; fetchProfiler = this._log.profile(); performRequest = function () { return __awaiter(_this, void 0, void 0, function () { var authenticationHeaders, fetchOptions, error_3; return __generator(this, function (_a) { switch (_a.label) { case 0: authenticationHeaders = this._getAuthenticationHeaders(); fetchOptions = __assign(__assign({}, options), { headers: __assign(__assign({}, options.headers), authenticationHeaders) }); _a.label = 1; case 1: _a.trys.push([1, 3, , 4]); return [4 /*yield*/, fetch_1.default(url, fetchOptions)]; case 2: return [2 /*return*/, _a.sent()]; case 3: error_3 = _a.sent(); if (error_3 instanceof fetch_1.FetchError && error_3.body.status === 401) { throw new error_1.AuthenticationError(error_3.message, error_3.body); } throw error_3; case 4: return [2 /*return*/]; } }); }); }; _a.label = 1; case 1: _a.trys.push([1, 3, 7, 8]); return [4 /*yield*/, performRequest()]; case 2: return [2 /*return*/, _a.sent()]; case 3: error_2 = _a.sent(); if (!(typeof this._options.onAuthenticationFailure === 'function' && error_2 instanceof error_1.AuthenticationError)) return [3 /*break*/, 6]; return [4 /*yield*/, this._handleAuthenticationFailure(error_2)]; case 4: token = _a.sent(); if (!token) return [3 /*break*/, 6]; this._log.info(message + " ... retrying with new token"); this.updateOptions({ token: token }); return [4 /*yield*/, performRequest()]; case 5: return [2 /*return*/, _a.sent()]; case 6: caughtError = error_2; throw caughtError; case 7: fetchProfiler.done(message, caughtError); return [7 /*endfinally*/]; case 8: return [2 /*return*/]; } }); }); }; Api.prototype._handleAuthenticationFailure = function (originError) { var _a, _b; return __awaiter(this, void 0, void 0, function () { var error_4; return __generator(this, function (_c) { switch (_c.label) { case 0: _c.trys.push([0, 2, , 3]); return [4 /*yield*/, ((_b = (_a = this._options).onAuthenticationFailure) === null || _b === void 0 ? void 0 : _b.call(_a))]; case 1: return [2 /*return*/, _c.sent()]; case 2: error_4 = _c.sent(); this._log.error(error_4, 'onAuthenticationFailure error occurred'); throw originError; case 3: return [2 /*return*/]; } }); }); }; return Api; }()); exports.default = Api; //# sourceMappingURL=api.js.map