Method performHandshake

src/mcp/client/MCPClient.ts:318–361

* 执行握手

(sessionId: string)

   * 执行握手
   */
  private async performHandshake(sessionId: string): Promise<void> {
    try {
      const response = await this.sendRequest(sessionId, {
        method: 'initialize',
        params: {
          protocolVersion: '2024-11-05',
          capabilities: this.clientInfo.capabilities,
          clientInfo: {
            name: this.clientInfo.name,
            version: this.clientInfo.version,
          },
        },
      });

      const session = this.sessions.get(sessionId);
      if (session) {
        session.serverInfo = {
          name: response.serverInfo?.name || 'Unknown',
          version: response.serverInfo?.version || '0.0.0',
          capabilities: response.capabilities || {},
        };
      }

      // 发送初始化完成通知
      const connection = this.connections.get(sessionId);
      if (connection instanceof WebSocket) {
        connection.send(
          JSON.stringify({
            jsonrpc: '2.0',
            method: 'notifications/initialized',
          })
        );
      } else {
        connection.stdin?.write(
          JSON.stringify({
            jsonrpc: '2.0',
            method: 'notifications/initialized',
          }) + '\n'
        );
      }
    } catch (error) {
      throw new Error(`Handshake failed: ${error}`);
    }
  }
}