// 测试修复后的 MCP 连接 (CommonJS)
import { v4 as uuidv4 } from 'uuid';

async function testMCPConnection() {
  try {
    console.log('🧪 测试 MCP 连接 (修复版)...');
    
    // 测试健康检查
    const healthResponse = await fetch('http://127.0.0.1:3100/health');
    console.log('✅ 健康检查:', healthResponse.status, healthResponse.statusText);
    
    // 测试 MCP initialize 请求 (修复 Accept 头)
    const initResponse = await fetch('http://127.0.0.1:3100/mcp', {
      method: 'POST',
      headers: { 
        'Content-Type': 'application/json',
        'Accept': 'application/json, text/event-stream'  // 修复的关键行
      },
      body: JSON.stringify({
        jsonrpc: '2.0',
        id: uuidv4(),
        method: 'initialize',
        params: {
          protocolVersion: "2024-11-05",
          capabilities: {
            roots: {
              listChanged: true
            },
            sampling: {}
          },
          clientInfo: {
            name: "xiaozhi-client",
            version: "1.0.0"
          }
        }
      })
    });
    
    console.log('🔧 MCP Initialize:', initResponse.status, initResponse.statusText);
    
    if (initResponse.ok) {
      const result = await initResponse.json();
      console.log('✅ MCP Initialize 成功:', JSON.stringify(result, null, 2));
      
      // 如果初始化成功，测试获取工具列表
      const toolsResponse = await fetch('http://127.0.0.1:3100/mcp', {
        method: 'POST',
        headers: { 
          'Content-Type': 'application/json',
          'Accept': 'application/json, text/event-stream'
        },
        body: JSON.stringify({
          jsonrpc: '2.0',
          id: uuidv4(),
          method: 'tools/list',
          params: {}
        })
      });
      
      if (toolsResponse.ok) {
        const toolsResult = await toolsResponse.json();
        console.log('🔧 工具列表:', JSON.stringify(toolsResult, null, 2));
      }
      
    } else {
      const error = await initResponse.text();
      console.log('❌ MCP Initialize 失败:', error);
    }
    
  } catch (error) {
    console.error('❌ 连接错误:', error.message);
  }
}

testMCPConnection();