@bitrix24/b24jssdk/dist/esm/pullClient/web-socket-connector.mjs.map

Bitrix24 REST API JavaScript SDK

{"version":3,"file":"web-socket-connector.mjs","sources":["../../../src/pullClient/web-socket-connector.ts"],"sourcesContent":["import type { ConnectorConfig } from '../types/pull'\nimport { Text } from '../tools/text'\nimport { AbstractConnector } from './abstract-connector'\nimport { ConnectionType } from '../types/pull'\n\nexport class WebSocketConnector extends AbstractConnector {\n  private _socket: null | WebSocket\n\n  private readonly _onSocketOpenHandler: () => void\n  private readonly _onSocketCloseHandler: (event: CloseEvent) => void\n  private readonly _onSocketErrorHandler: (event: Event) => void\n  private readonly _onSocketMessageHandler: (event: MessageEvent) => void\n\n  constructor(config: ConnectorConfig) {\n    super(config)\n\n    this._connectionType = ConnectionType.WebSocket\n    this._socket = null\n\n    this._onSocketOpenHandler = this._onSocketOpen.bind(this)\n    this._onSocketCloseHandler = this._onSocketClose.bind(this)\n    this._onSocketErrorHandler = this._onSocketError.bind(this)\n    this._onSocketMessageHandler = this._onSocketMessage.bind(this)\n  }\n\n  override destroy() {\n    super.destroy()\n\n    if (this._socket) {\n      this._socket.close()\n      this._socket = null\n    }\n  }\n\n  /**\n   * @inheritDoc\n   */\n  override connect(): void {\n    if (this._socket) {\n      if (this._socket.readyState === 1) {\n        /**\n         * @memo already connected\n         */\n        return\n      } else {\n        this.clearEventListener()\n\n        this._socket.close()\n        this._socket = null\n      }\n    }\n\n    this._createSocket()\n  }\n\n  get socket(): null | WebSocket {\n    return this._socket\n  }\n\n  /**\n   * @inheritDoc\n   * @param code\n   * @param reason\n   */\n  override disconnect(code: number, reason: string): void {\n    if (this._socket !== null) {\n      this.clearEventListener()\n\n      this._socket.close(code, reason)\n    }\n    this._socket = null\n    this._disconnectCode = code\n    this._disconnectReason = reason\n    this.connected = false\n  }\n\n  /**\n   * Via websocket connection\n   * @inheritDoc\n   */\n  override send(buffer: ArrayBuffer | string): boolean {\n    if (!this._socket || this._socket.readyState !== 1) {\n      this.getLogger().error(`${Text.getDateForLog()}: Pull: WebSocket is not connected`)\n\n      return false\n    }\n\n    this._socket.send(buffer)\n    return true\n  }\n\n  // region Event Handlers ////\n  private _onSocketOpen(): void {\n    this.connected = true\n  }\n\n  private _onSocketClose(event: CloseEvent) {\n    this._socket = null\n    this._disconnectCode = Number(event.code)\n    this._disconnectReason = event.reason\n    this.connected = false\n  }\n\n  private _onSocketError(event: Event): void {\n    this._callbacks.onError(new Error(`Socket error: ${event}`))\n  }\n\n  private _onSocketMessage(event: MessageEvent): void {\n    this._callbacks.onMessage(event.data)\n  }\n  // endregion ////\n\n  // region Tools ////\n  private clearEventListener(): void {\n    if (this._socket) {\n      this._socket.removeEventListener('open', this._onSocketOpenHandler)\n\n      this._socket.removeEventListener('close', this._onSocketCloseHandler)\n\n      this._socket.removeEventListener('error', this._onSocketErrorHandler)\n\n      this._socket.removeEventListener('message', this._onSocketMessageHandler)\n    }\n  }\n\n  private _createSocket(): void {\n    if (this._socket) {\n      throw new Error('Socket already exists')\n    }\n\n    if (!this.connectionPath) {\n      throw new Error('Websocket connection path is not defined')\n    }\n\n    this._socket = new WebSocket(this.connectionPath)\n    this._socket.binaryType = 'arraybuffer'\n\n    this._socket.addEventListener('open', this._onSocketOpenHandler)\n\n    this._socket.addEventListener('close', this._onSocketCloseHandler)\n\n    this._socket.addEventListener('error', this._onSocketErrorHandler)\n\n    this._socket.addEventListener('message', this._onSocketMessageHandler)\n  }\n  // endregion 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