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+"use strict";
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+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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+ return new (P || (P = Promise))(function (resolve, reject) {
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+ function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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+ function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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+ function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
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+ step((generator = generator.apply(thisArg, _arguments || [])).next());
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+ });
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+};
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+var __generator = (this && this.__generator) || function (thisArg, body) {
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+ var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
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+ return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
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+ function verb(n) { return function (v) { return step([n, v]); }; }
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+ function step(op) {
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+ if (f) throw new TypeError("Generator is already executing.");
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+ while (_) try {
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+ 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;
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+ if (y = 0, t) op = [op[0] & 2, t.value];
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+ switch (op[0]) {
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+ case 0: case 1: t = op; break;
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+ case 4: _.label++; return { value: op[1], done: false };
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+ case 5: _.label++; y = op[1]; op = [0]; continue;
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+ case 7: op = _.ops.pop(); _.trys.pop(); continue;
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+ default:
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+ if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
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+ if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
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+ if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
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+ if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
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+ if (t[2]) _.ops.pop();
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+ _.trys.pop(); continue;
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+ }
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+ op = body.call(thisArg, _);
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+ } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
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+ if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
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+ }
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+};
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+Object.defineProperty(exports, "__esModule", { value: true });
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+var packet_1 = require("./packet");
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+var utils_1 = require("./utils");
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+var error_1 = require("./error");
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+var clientError = 400;
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+var Client = (function () {
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+ function Client(url, readyStateCallback) {
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+ this.listeners = new Map();
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+ this.requestHeader = '';
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+ this.requestHeader = '';
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+ this._maxPayload = 1024 * 1024;
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+ this.url = url;
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+ this.reconnectTimes = 0;
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+ this.readyStateCallback = readyStateCallback;
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+ this._enableLogger = false;
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+ this.socket = this.connect();
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+ }
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+ Object.defineProperty(Client.prototype, "maxPayload", {
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+ get: function () {
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+ return this._maxPayload;
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+ },
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+ set: function (maxPayload) {
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+ this._maxPayload = maxPayload;
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+ },
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+ enumerable: true,
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+ configurable: true
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+ });
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+ Object.defineProperty(Client.prototype, "enableLogger", {
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+ get: function () {
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+ return this._enableLogger;
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+ },
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+ set: function (enableLogger) {
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+ this._enableLogger = enableLogger;
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+ },
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+ enumerable: true,
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+ configurable: true
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+ });
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+ Client.prototype.ping = function (param) {
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+ return __awaiter(this, void 0, void 0, function () {
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+ var _this = this;
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+ return __generator(this, function (_a) {
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+ return [2, new Promise(function (resolve, reject) {
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+ if (_this.socket.readyState !== _this.socket.OPEN) {
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+ if (_this._enableLogger) {
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+ console.log('[ping]: connection refuse');
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+ }
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+ reject(new error_1.WebsocketError(clientError, 'connection refuse'));
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+ }
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+ var heartbeatOperator = 0;
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+ _this.listeners.set(heartbeatOperator, function (data) {
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+ var code = _this.getResponseProperty('code');
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+ if (code !== '') {
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+ var message = _this.getResponseProperty('message');
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+ reject(new error_1.WebsocketError(Number(code), message));
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+ }
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+ else {
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+ resolve(data);
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+ }
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+ });
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+ var p = new packet_1.Packet();
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+ _this.send(p.pack(heartbeatOperator, 0, _this.requestHeader, JSON.stringify(param)));
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+ if (_this._enableLogger) {
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+ console.info('[send data packet]', heartbeatOperator, 0, _this.requestHeader, param);
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+ }
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+ })];
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+ });
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+ });
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+ };
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+ Client.prototype.request = function (operator, param) {
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+ return __awaiter(this, void 0, void 0, function () {
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+ return __generator(this, function (_a) {
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+ switch (_a.label) {
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+ case 0: return [4, this.asyncSend(operator, param)];
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+ case 1: return [2, _a.sent()];
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+ }
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+ });
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+ });
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+ };
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+ Client.prototype.addMessageListener = function (operator, listener) {
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+ this.listeners.set(utils_1.Utils.crc32(operator), listener);
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+ };
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+ Client.prototype.removeMessageListener = function (operator) {
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+ delete this.listeners[utils_1.Utils.crc32(operator)];
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+ };
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+ Object.defineProperty(Client.prototype, "readyState", {
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+ get: function () {
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+ return this.socket.readyState;
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+ },
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+ enumerable: true,
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+ configurable: true
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+ });
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+ Client.prototype.setRequestProperty = function (key, value) {
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+ var v = this.getRequestProperty(key);
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+ this.requestHeader = this.requestHeader.replace(key + '=' + v + ';', '');
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+ this.requestHeader = this.requestHeader + key + '=' + value + ';';
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+ };
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+ Client.prototype.getRequestProperty = function (key) {
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+ if (this.requestHeader !== undefined) {
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+ var values = this.requestHeader.split(';');
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+ for (var index in values) {
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+ var kv = values[index].split('=');
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+ if (kv[0] === key) {
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+ return kv[1];
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+ }
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+ }
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+ }
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+ return '';
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+ };
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+ Client.prototype.setResponseProperty = function (key, value) {
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+ var v = this.getResponseProperty(key);
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+ this.responseHeader = this.responseHeader.replace(key + '=' + v + ';', '');
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+ this.responseHeader = this.responseHeader + key + '=' + value + ';';
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+ };
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+ Client.prototype.getResponseProperty = function (key) {
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+ if (this.responseHeader !== undefined) {
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+ var values = this.responseHeader.split(';');
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+ for (var index in values) {
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+ var kv = values[index].split('=');
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+ if (kv[0] === key) {
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+ return kv[1];
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+ }
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+ }
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+ }
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+ return '';
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+ };
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+ Client.prototype.connect = function () {
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+ var _this = this;
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+ var readyStateCallback = this.readyStateCallback;
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+ var ws = new WebSocket(this.url);
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+ ws.binaryType = 'blob';
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+ ws.onopen = function (ev) {
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+ if (_this._enableLogger) {
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+ console.info('[websocket] open connection');
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+ }
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+ _this.reconnectTimes = 0;
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+ readyStateCallback.onOpen(ev);
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+ };
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+ ws.onclose = function (ev) {
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+ if (_this._enableLogger) {
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+ console.info('[websocket] close connection');
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+ }
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+ _this.reconnect();
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+ readyStateCallback.onClose(ev);
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+ };
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+ ws.onerror = function (ev) {
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+ if (_this._enableLogger) {
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+ console.info('[websocket] error');
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+ }
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+ _this.reconnect();
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+ readyStateCallback.onError(ev);
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+ };
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+ ws.onmessage = function (ev) {
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+ if (ev.data instanceof Blob) {
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+ var reader_1 = new FileReader();
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+ reader_1.readAsArrayBuffer(ev.data);
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+ reader_1.onload = function () {
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+ try {
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+ var packet = new packet_1.Packet().unPack(reader_1.result);
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+ var packetLength = packet.headerLength + packet.bodyLength + 20;
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+ if (packetLength > _this._maxPayload) {
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+ throw new Error('the packet is big than ' + _this._maxPayload);
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+ }
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+ var operator = Number(packet.operator) + Number(packet.sequence);
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+ if (_this.listeners.has(operator)) {
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+ if (packet.body === '') {
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+ packet.body = '{}';
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+ }
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+ _this.responseHeader = packet.header;
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+ _this.listeners.get(operator)(JSON.parse(packet.body));
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+ }
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+ if (_this._enableLogger) {
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+ if (operator !== 0 && packet.body !== 'null') {
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+ console.info('receive data packet', packet.body);
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+ }
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+ }
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+ }
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+ catch (e) {
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+ throw new Error(e);
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+ }
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+ };
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+ }
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+ else {
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+ throw new Error('unsupported data format');
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+ }
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+ };
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+ return ws;
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+ };
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+ Client.prototype.reconnect = function () {
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+ var _this = this;
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+ if (!this.reconnectLock) {
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+ this.reconnectLock = true;
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+ if (this._enableLogger) {
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+ console.info('websocket reconnect in ' + this.reconnectTimes + 's');
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+ }
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+ setTimeout(function () {
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+ _this.reconnectTimes++;
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+ _this.socket = _this.connect();
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+ _this.reconnectLock = false;
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+ }, this.reconnectTimes * 1000);
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+ }
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+ };
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+ Client.prototype.send = function (data) {
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+ if (this.socket.readyState !== this.socket.OPEN) {
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+ if (this._enableLogger) {
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+ console.error('[send] WebSocket is already in CLOSING or CLOSED state.');
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+ }
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+ return;
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+ }
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+ try {
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+ this.socket.send(data);
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+ }
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+ catch (e) {
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+ throw new Error('send data error' + e);
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+ }
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+ };
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+ Client.prototype.asyncSend = function (operator, param) {
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+ var _this = this;
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+ return new Promise(function (resolve, reject) {
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+ if (_this.socket.readyState !== _this.socket.OPEN) {
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+ if (_this._enableLogger) {
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+ console.log('[ping]: connection refuse');
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+ }
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+ reject(new error_1.WebsocketError(clientError, 'asyncSend: connection refuse'));
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+ }
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+ var sequence = new Date().getTime();
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+ var listener = utils_1.Utils.crc32(operator) + sequence;
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+ _this.listeners.set(listener, function (data) {
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+ var code = _this.getResponseProperty('code');
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+ if (code !== '') {
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+ var message = _this.getResponseProperty('message');
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+ reject(new error_1.WebsocketError(Number(code), message));
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+ }
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+ else {
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+ resolve(data);
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+ }
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+ delete _this.listeners[listener];
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+ });
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+ var p = new packet_1.Packet();
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+ _this.send(p.pack(utils_1.Utils.crc32(operator), sequence, _this.requestHeader, JSON.stringify(param)));
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+ if (_this._enableLogger) {
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+ console.info('[send data packet]', operator, sequence, _this.requestHeader, param);
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+ }
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+ });
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+ };
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+ return Client;
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+}());
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283
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+exports.Client = Client;
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