修復 too many connection 問題

app/api/test-shutdown/route.ts

@@ -0,0 +1,100 @@
+// =====================================================
+// 測試資料庫關閉機制 API
+// =====================================================
+
+import { NextRequest, NextResponse } from 'next/server';
+import { dbShutdownManager } from '@/lib/database-shutdown-manager';
+
+export async function GET(request: NextRequest) {
+  try {
+    const { searchParams } = new URL(request.url);
+    const action = searchParams.get('action') || 'status';
+
+    switch (action) {
+      case 'status':
+        // 獲取關閉狀態
+        const status = dbShutdownManager.getShutdownStatus();
+        return NextResponse.json({
+          success: true,
+          message: '關閉狀態查詢成功',
+          data: status
+        });
+
+      case 'test':
+        // 測試關閉機制（不會真的關閉）
+        console.log('🧪 測試關閉機制...');
+        const testStatus = dbShutdownManager.getShutdownStatus();
+        return NextResponse.json({
+          success: true,
+          message: '關閉機制測試成功',
+          data: {
+            ...testStatus,
+            testTime: new Date().toISOString()
+          }
+        });
+
+      case 'force':
+        // 強制關閉（僅用於測試）
+        console.log('🚨 執行強制關閉測試...');
+        dbShutdownManager.forceShutdown();
+        return NextResponse.json({
+          success: true,
+          message: '強制關閉測試完成',
+          data: {
+            timestamp: new Date().toISOString()
+          }
+        });
+
+      default:
+        return NextResponse.json({
+          success: false,
+          error: '無效的操作參數',
+          availableActions: ['status', 'test', 'force']
+        }, { status: 400 });
+    }
+
+  } catch (error) {
+    console.error('❌ 測試關閉機制時發生錯誤:', error);
+    return NextResponse.json({
+      success: false,
+      error: '測試失敗',
+      details: error instanceof Error ? error.message : '未知錯誤'
+    }, { status: 500 });
+  }
+}
+
+export async function POST(request: NextRequest) {
+  try {
+    const body = await request.json();
+    const { action } = body;
+
+    switch (action) {
+      case 'graceful':
+        // 優雅關閉（僅用於測試）
+        console.log('🔄 執行優雅關閉測試...');
+        await dbShutdownManager.gracefulShutdown();
+        return NextResponse.json({
+          success: true,
+          message: '優雅關閉測試完成',
+          data: {
+            timestamp: new Date().toISOString()
+          }
+        });
+
+      default:
+        return NextResponse.json({
+          success: false,
+          error: '無效的操作參數',
+          availableActions: ['graceful']
+        }, { status: 400 });
+    }
+
+  } catch (error) {
+    console.error('❌ 執行關閉測試時發生錯誤:', error);
+    return NextResponse.json({
+      success: false,
+      error: '關閉測試失敗',
+      details: error instanceof Error ? error.message : '未知錯誤'
+    }, { status: 500 });
+  }
+}