完成 APP 建立流程和使用分析、增加主機備機的備援機制、管理者後臺增加資料庫監控

app/api/admin/database-status/route.ts

@@ -0,0 +1,92 @@
+// =====================================================
+// 資料庫狀態監控 API
+// =====================================================
+
+import { NextRequest, NextResponse } from 'next/server';
+import { db } from '@/lib/database';
+
+export async function GET(request: NextRequest) {
+  try {
+    // 獲取備援狀態
+    const failoverStatus = db.getFailoverStatus();
+    
+    if (!failoverStatus) {
+      return NextResponse.json({
+        success: false,
+        message: '備援功能未啟用',
+        data: null
+      });
+    }
+
+    // 獲取詳細狀態信息
+    const status = {
+      isEnabled: failoverStatus.isEnabled,
+      currentDatabase: failoverStatus.currentDatabase,
+      masterHealthy: failoverStatus.masterHealthy,
+      slaveHealthy: failoverStatus.slaveHealthy,
+      lastHealthCheck: failoverStatus.lastHealthCheck && failoverStatus.lastHealthCheck > 0 
+        ? new Date(failoverStatus.lastHealthCheck).toISOString()
+        : new Date().toISOString(), // 如果沒有健康檢查記錄，使用當前時間
+      consecutiveFailures: failoverStatus.consecutiveFailures,
+      uptime: process.uptime(),
+      timestamp: new Date().toISOString()
+    };
+
+    return NextResponse.json({
+      success: true,
+      message: '資料庫狀態獲取成功',
+      data: status
+    });
+
+  } catch (error) {
+    console.error('獲取資料庫狀態失敗:', error);
+    return NextResponse.json({
+      success: false,
+      message: '獲取資料庫狀態失敗',
+      error: 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, database } = body;
+
+    if (action === 'switch') {
+      if (!database || !['master', 'slave'].includes(database)) {
+        return NextResponse.json({
+          success: false,
+          message: '無效的資料庫參數'
+        }, { status: 400 });
+      }
+
+      const success = await db.switchDatabase(database as 'master' | 'slave');
+      
+      if (success) {
+        return NextResponse.json({
+          success: true,
+          message: `已切換到 ${database} 資料庫`
+        });
+      } else {
+        return NextResponse.json({
+          success: false,
+          message: `切換到 ${database} 資料庫失敗`
+        }, { status: 400 });
+      }
+    }
+
+    return NextResponse.json({
+      success: false,
+      message: '無效的操作'
+    }, { status: 400 });
+
+  } catch (error) {
+    console.error('執行資料庫操作失敗:', error);
+    return NextResponse.json({
+      success: false,
+      message: '執行資料庫操作失敗',
+      error: error instanceof Error ? error.message : '未知錯誤'
+    }, { status: 500 });
+  }
+}

app/api/admin/database-sync/route.ts

@@ -0,0 +1,73 @@
+// =====================================================
+// 資料庫同步管理 API
+// =====================================================
+
+import { NextRequest, NextResponse } from 'next/server';
+import { dbSync } from '@/lib/database-sync';
+
+// 獲取同步狀態
+export async function GET(request: NextRequest) {
+  try {
+    const status = await dbSync.getSyncStatus();
+    
+    return NextResponse.json({
+      success: true,
+      message: '同步狀態獲取成功',
+      data: status
+    });
+
+  } catch (error) {
+    console.error('獲取同步狀態失敗:', error);
+    return NextResponse.json({
+      success: false,
+      message: '獲取同步狀態失敗',
+      error: error instanceof Error ? error.message : '未知錯誤'
+    }, { status: 500 });
+  }
+}
+
+// 執行同步操作
+export async function POST(request: NextRequest) {
+  try {
+    const body = await request.json();
+    const { action, tableName, condition } = body;
+
+    switch (action) {
+      case 'sync_table':
+        if (!tableName) {
+          return NextResponse.json({
+            success: false,
+            message: '缺少表名參數'
+          }, { status: 400 });
+        }
+
+        const syncResult = await dbSync.syncFromMasterToSlave(tableName, condition);
+        
+        if (syncResult) {
+          return NextResponse.json({
+            success: true,
+            message: `成功同步表 ${tableName} 到備機`
+          });
+        } else {
+          return NextResponse.json({
+            success: false,
+            message: `同步表 ${tableName} 失敗`
+          }, { status: 500 });
+        }
+
+      default:
+        return NextResponse.json({
+          success: false,
+          message: '無效的操作'
+        }, { status: 400 });
+    }
+
+  } catch (error) {
+    console.error('執行同步操作失敗:', error);
+    return NextResponse.json({
+      success: false,
+      message: '執行同步操作失敗',
+      error: error instanceof Error ? error.message : '未知錯誤'
+    }, { status: 500 });
+  }
+}

app/api/admin/users/list/route.ts

@@ -14,24 +14,19 @@ export async function GET(request: NextRequest) {
     
     const users = await userService.query(sql);
     
-    // 為每個用戶獲取統計數據
-    const usersWithStats = await Promise.all(
-      users.map(async (user) => {
-        const stats = await userService.getUserAppAndReviewStats(user.id);
-        return {
-          id: user.id,
-          name: user.name,
-          email: user.email,
-          department: user.department,
-          role: user.role,
-          status: user.status,
-          createdAt: user.created_at,
-          lastLogin: user.last_login,
-          appCount: stats.appCount,
-          reviewCount: stats.reviewCount
-        };
-      })
-    );
+    // 格式化用戶數據
+    const usersWithStats = users.map((user) => {
+      return {
+        id: user.id,
+        name: user.name,
+        email: user.email,
+        department: user.department,
+        role: user.role,
+        status: user.status,
+        createdAt: user.created_at,
+        lastLogin: user.last_login
+      };
+    });
     
     return NextResponse.json({
       success: true,