// =====================================================
// 緊急連線清理 API
// =====================================================

import { NextRequest, NextResponse } from 'next/server';
import { emergencyCleanup } from '@/lib/emergency-connection-cleanup';

export async function POST(request: NextRequest) {
  try {
    const body = await request.json();
    const { action } = body;

    switch (action) {
      case 'cleanup':
        // 執行緊急清理
        console.log('🚨 收到緊急清理請求');
        await emergencyCleanup.emergencyCleanup();
        
        return NextResponse.json({
          success: true,
          message: '緊急清理完成',
          timestamp: new Date().toISOString()
        });

      case 'kill-all':
        // 強制殺死所有連線
        console.log('💀 收到強制殺死連線請求');
        await emergencyCleanup.forceKillAllConnections();
        
        return NextResponse.json({
          success: true,
          message: '強制殺死連線完成',
          timestamp: new Date().toISOString()
        });

      case 'details':
        // 獲取連線詳情
        const connections = await emergencyCleanup.getConnectionDetails();
        
        return NextResponse.json({
          success: true,
          message: '連線詳情獲取成功',
          data: {
            connectionCount: connections.length,
            connections: connections
          },
          timestamp: new Date().toISOString()
        });

      default:
        return NextResponse.json({
          success: false,
          error: '無效的操作參數',
          availableActions: ['cleanup', 'kill-all', 'details']
        }, { status: 400 });
    }

  } catch (error) {
    console.error('❌ 緊急清理 API 錯誤:', error);
    return NextResponse.json({
      success: false,
      error: '緊急清理失敗',
      details: error instanceof Error ? error.message : '未知錯誤'
    }, { status: 500 });
  }
}

export async function GET(request: NextRequest) {
  try {
    const { searchParams } = new URL(request.url);
    const action = searchParams.get('action') || 'details';

    switch (action) {
      case 'details':
        // 獲取連線詳情
        const connections = await emergencyCleanup.getConnectionDetails();
        
        return NextResponse.json({
          success: true,
          message: '連線詳情獲取成功',
          data: {
            connectionCount: connections.length,
            connections: connections
          },
          timestamp: new Date().toISOString()
        });

      default:
        return NextResponse.json({
          success: false,
          error: '無效的操作參數',
          availableActions: ['details']
        }, { status: 400 });
    }

  } catch (error) {
    console.error('❌ 緊急清理 GET API 錯誤:', error);
    return NextResponse.json({
      success: false,
      error: '獲取連線詳情失敗',
      details: error instanceof Error ? error.message : '未知錯誤'
    }, { status: 500 });
  }
}