@bitrix24/b24jssdk/dist/esm/pullClient/json-rpc.mjs.map

Bitrix24 REST API JavaScript SDK

{"version":3,"file":"json-rpc.mjs","sources":["../../../src/pullClient/json-rpc.ts"],"sourcesContent":["import type { RpcCommand, RpcCommandResult, TypeRpcResponseAwaiters, JsonRpcRequest, RpcRequest, TypeConnector, TypeJsonRpcConfig, TypePullClientMessageBatch } from '../types/pull'\nimport type { LoggerInterface } from '../logger'\nimport { LoggerFactory } from '../logger'\nimport { ErrorNotConnected, ErrorTimeout } from './errors'\nimport { Type } from '../tools/type'\nimport { Text } from '../tools/text'\nimport { ListRpcError } from '../types/pull'\n\nconst JSON_RPC_VERSION = '2.0'\n\nexport class JsonRpc {\n  private _logger: LoggerInterface\n\n  private _connector: TypeConnector\n  private _idCounter: number = 0\n\n  private _handlers: Record<string, (params: any) => RpcCommandResult> = {}\n\n  private _rpcResponseAwaiters: Map<number, TypeRpcResponseAwaiters> = new Map()\n\n  constructor(options: TypeJsonRpcConfig) {\n    this._logger = LoggerFactory.createNullLogger()\n    this._connector = options.connector\n\n    if (Type.isPlainObject(options.handlers)) {\n      for (const method in options.handlers) {\n        this.handle(method, options.handlers[method]!)\n      }\n    }\n  }\n\n  setLogger(logger: LoggerInterface): void {\n    this._logger = logger\n  }\n\n  getLogger(): LoggerInterface {\n    return this._logger\n  }\n\n  /**\n   * @param {string} method\n   * @param {function} handler\n   */\n  handle(method: string, handler: (params: any) => RpcCommandResult) {\n    this._handlers[method] = handler\n  }\n\n  /**\n   * Sends RPC command to the server.\n   *\n   * @param {string} method Method name\n   * @param {object} params\n   * @param {int} timeout\n   * @returns {Promise}\n   */\n  async executeOutgoingRpcCommand(\n    method: string,\n    params: object,\n    timeout: number = 5\n  ): Promise<any> {\n    return new Promise((resolve, reject) => {\n      const request = this.createRequest(method, params)\n\n      if (!this._connector.send(JSON.stringify(request))) {\n        reject(new ErrorNotConnected('websocket is not connected'))\n      }\n\n      const timeoutHandler = setTimeout(() => {\n        this._rpcResponseAwaiters.delete(request.id)\n        reject(new ErrorTimeout('no response'))\n      }, timeout * 1_000)\n\n      this._rpcResponseAwaiters.set(request.id, {\n        resolve,\n        reject,\n        timeout: timeoutHandler\n      } as unknown as TypeRpcResponseAwaiters)\n    })\n  }\n\n  /**\n   * Executes array or rpc commands.\n   * Returns an array of promises, each promise will be resolved individually.\n   *\n   * @param {JsonRpcRequest[]} batch\n   * @returns {Promise[]}\n   */\n  // @ts-expect-error When we rewrite it to something more modern, then we'll remove this\n  private executeOutgoingRpcBatch(batch: JsonRpcRequest[]): Promise<any>[] {\n    const requests: RpcRequest[] = []\n    const promises: Promise<any>[] = []\n\n    // eslint-disable-next-line\n\t\tbatch.forEach(({ method, params, id }) => {\n      const request = this.createRequest(method, params, id)\n      requests.push(request)\n      promises.push(\n        new Promise((resolve, reject) =>\n          this._rpcResponseAwaiters.set(request.id, {\n            resolve,\n            reject\n          } as TypeRpcResponseAwaiters)\n        )\n      )\n    })\n\n    this._connector.send(JSON.stringify(requests))\n    return promises\n  }\n\n  private processRpcResponse(response: RpcCommandResult): void {\n    if (\n      'id' in response\n      && this._rpcResponseAwaiters.has(Number(response.id))\n    ) {\n      const awaiter = this._rpcResponseAwaiters.get(Number(response.id))\n      if (awaiter) {\n        if ('result' in response) {\n          awaiter.resolve(response.result)\n        } else if ('error' in response) {\n          awaiter.reject(response?.error || 'error')\n        } else {\n          awaiter.reject('wrong response structure')\n        }\n\n        clearTimeout(awaiter.timeout)\n        this._rpcResponseAwaiters.delete(Number(response.id))\n      }\n\n      return\n    }\n\n    this.getLogger().error(`${Text.getDateForLog()}: Pull: Received rpc response with unknown id`, { response })\n  }\n\n  parseJsonRpcMessage(\n    message: string\n  ): RpcCommandResult[] | RpcCommandResult {\n    let decoded\n    try {\n      decoded = JSON.parse(message)\n    } catch (error) {\n      this.getLogger().error(\n        `${Text.getDateForLog()}: Pull: Could not decode json rpc message`,\n        { error }\n      )\n\n      return []\n    }\n\n    if (Type.isArray(decoded)) {\n      return this.executeIncomingRpcBatch(decoded)\n    } else if (Type.isJsonRpcRequest(decoded)) {\n      return this.executeIncomingRpcCommand(decoded)\n    } else if (Type.isJsonRpcResponse(decoded)) {\n      this.processRpcResponse(decoded)\n      return []\n    } else {\n      this.getLogger().error(\n        `${Text.getDateForLog()}: Pull: unknown rpc packet`,\n        { decoded }\n      )\n    }\n\n    return []\n  }\n\n  /**\n   * Executes RPC command, received from the server\n   *\n   * @param {string} method\n   * @param {object} params\n   * @returns {object} RpcCommandResult\n   */\n  private executeIncomingRpcCommand({\n    method,\n    params\n  }: RpcCommand): RpcCommandResult {\n    if (method in this._handlers) {\n      return this._handlers[method]!.call(this, params || {})\n    }\n\n    return {\n      jsonrpc: JSON_RPC_VERSION,\n      error: ListRpcError.MethodNotFound\n    } as RpcCommandResult\n  }\n\n  private executeIncomingRpcBatch(batch: RpcCommand[]): RpcCommandResult[] {\n    const result: RpcCommandResult[] = []\n\n    for (const command of batch) {\n      if ('jsonrpc' in command) {\n        if ('method' in command) {\n          const commandResult = this.executeIncomingRpcCommand(command)\n          if (commandResult) {\n            commandResult['jsonrpc'] = JSON_RPC_VERSION\n            commandResult['id'] = command['id']\n\n            result.push(commandResult)\n          }\n        } else {\n          this.processRpcResponse(command)\n        }\n      } else {\n        this.getLogger().error(\n          `${Text.getDateForLog()}: Pull: unknown rpc command in batch`,\n          { command }\n        )\n\n        result.push({\n          jsonrpc: JSON_RPC_VERSION,\n          error: ListRpcError.InvalidRequest\n        } as RpcCommandResult)\n      }\n    }\n\n    return result\n  }\n\n  private nextId(): number {\n    return ++this._idCounter\n  }\n\n  public createPublishRequest(\n    messageBatch: TypePullClientMessageBatch[]\n  ): RpcRequest[] {\n    return messageBatch.map(message => this.createRequest('publish', message))\n  }\n\n  private createRequest(method: string, params: any, id?: number): RpcRequest {\n    if (!id) {\n      id = this.nextId()\n    }\n\n    return {\n      jsonrpc: JSON_RPC_VERSION,\n      method,\n      params,\n      id\n    } as 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