實作前台 APP 呈現、APP 詳細頁面

lib/services/database-service.ts

@@ -1396,6 +1396,7 @@ export class AppService {
         SELECT 
           ur.id,
           ur.rating,
+          ur.comment,
           ur.rated_at,
           u.name as user_name,
           u.department as user_department,
@@ -1411,7 +1412,7 @@ export class AppService {
       return reviews.map((review: any) => ({
         id: review.id,
         rating: review.rating,
-        review: '用戶評價', // 暫時使用固定文字，因為資料庫中沒有 review 欄位
+        review: review.comment || '用戶評價', // 使用 comment 欄位，如果為空則顯示預設文字
         ratedAt: review.rated_at,
         userName: review.user_name,
         userDepartment: review.user_department,
@@ -1464,6 +1465,79 @@ export class AppService {
       return { success: false, error: '刪除評價時發生錯誤' };
     }
   }
+
+  // 獲取應用部門列表
+  async getAppDepartments(): Promise<{ department: string; count: number }[]> {
+    try {
+      const sql = `
+        SELECT 
+          u.department,
+          COUNT(DISTINCT a.id) as count
+        FROM apps a
+        JOIN users u ON a.creator_id = u.id
+        WHERE a.is_active = TRUE
+        GROUP BY u.department
+        ORDER BY count DESC, u.department ASC
+      `;
+      
+      const departments = await this.query(sql);
+      return departments.map((dept: any) => ({
+        department: dept.department,
+        count: parseInt(dept.count)
+      }));
+    } catch (error) {
+      console.error('獲取應用部門列表錯誤:', error);
+      return [];
+    }
+  }
+
+  // 獲取應用類型列表
+  async getAppTypes(): Promise<{ type: string; count: number }[]> {
+    try {
+      const sql = `
+        SELECT 
+          type,
+          COUNT(*) as count
+        FROM apps
+        WHERE is_active = TRUE
+        GROUP BY type
+        ORDER BY count DESC, type ASC
+      `;
+      
+      const types = await this.query(sql);
+      return types.map((type: any) => ({
+        type: type.type,
+        count: parseInt(type.count)
+      }));
+    } catch (error) {
+      console.error('獲取應用類型列表錯誤:', error);
+      return [];
+    }
+  }
+
+  // 獲取應用分類列表
+  async getAppCategories(): Promise<{ category: string; count: number }[]> {
+    try {
+      const sql = `
+        SELECT 
+          category,
+          COUNT(*) as count
+        FROM apps
+        WHERE is_active = TRUE
+        GROUP BY category
+        ORDER BY count DESC, category ASC
+      `;
+      
+      const categories = await this.query(sql);
+      return categories.map((cat: any) => ({
+        category: cat.category,
+        count: parseInt(cat.count)
+      }));
+    } catch (error) {
+      console.error('獲取應用分類列表錯誤:', error);
+      return [];
+    }
+  }
 }
 
 // =====================================================