@phnq/message/WebSocketMessageClient.js

Asynchronous, incremental messaging client and server

"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());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.WebSocketMessageClient = void 0;
const MessageConnection_1 = require("./MessageConnection");
const WebSocketTransport_1 = require("./transports/WebSocketTransport");
const clients = new Map();
class WebSocketMessageClient extends MessageConnection_1.MessageConnection {
    static create(url) {
        let client = clients.get(url);
        if (!client) {
            client = new WebSocketMessageClient(url);
            clients.set(url, client);
        }
        return client;
    }
    constructor(url) {
        super(new WebSocketTransport_1.ClientWebSocketTransport(url));
        this.onCloseHandlers = new Set();
        this.receiveHandlers = new Set();
        this.transport.onClose = () => [...this.onCloseHandlers].forEach(fn => fn());
        super.onReceive = (message) => __awaiter(this, void 0, void 0, function* () {
            for (const receiveHandler of this.receiveHandlers) {
                yield receiveHandler(message);
            }
        });
    }
    set onReceive(_handler) {
        throw new Error('onReceive is not supported on WebSocketMessageClient. Use addReceiveHandler instead.');
    }
    addReceiveHandler(receiveHandler) {
        this.receiveHandlers.add(receiveHandler);
    }
    isOpen() {
        return this.transport.isOpen();
    }
    close() {
        return __awaiter(this, void 0, void 0, function* () {
            yield this.transport.close();
        });
    }
    set onClose(onClose) {
        this.onCloseHandlers.add(onClose);
    }
}
exports.WebSocketMessageClient = WebSocketMessageClient;