website refactor

apps/website/lib/page-queries/AdminDashboardPageQuery.ts

@@ -0,0 +1,50 @@
+import { AdminApiClient } from '@/lib/api/admin/AdminApiClient';
+import { PageQuery } from '@/lib/contracts/page-queries/PageQuery';
+import { PageQueryResult } from '@/lib/contracts/page-queries/PageQueryResult';
+import { EnhancedErrorReporter } from '@/lib/infrastructure/EnhancedErrorReporter';
+import { ConsoleLogger } from '@/lib/infrastructure/logging/ConsoleLogger';
+import { AdminService } from '@/lib/services/admin/AdminService';
+import { AdminDashboardViewDataBuilder } from '@/lib/builders/view-data/AdminDashboardViewDataBuilder';
+import { AdminDashboardViewData } from '@/lib/view-data/AdminDashboardViewData';
+
+/**
+ * AdminDashboardPageQuery
+ *
+ * Server-side composition for admin dashboard page.
+ * Fetches dashboard statistics from API and transforms to View Data using builders.
+ * 
+ * Follows Clean Architecture: DTOs never leak into application code.
+ */
+export class AdminDashboardPageQuery implements PageQuery<AdminDashboardViewData, void> {
+  async execute(): Promise<PageQueryResult<AdminDashboardViewData>> {
+    try {
+      // Create required dependencies
+      const logger = new ConsoleLogger();
+      const errorReporter = new EnhancedErrorReporter(logger, {
+        showUserNotifications: false,
+        logToConsole: true,
+        reportToExternal: process.env.NODE_ENV === 'production',
+      });
+
+      const baseUrl = process.env.NEXT_PUBLIC_API_BASE_URL || 'http://localhost:3001';
+      const apiClient = new AdminApiClient(baseUrl, errorReporter, logger);
+      const adminService = new AdminService(apiClient);
+
+      // Fetch dashboard stats (API DTO)
+      const apiDto = await adminService.getDashboardStats();
+
+      // Transform API DTO to View Data using builder
+      const viewData = AdminDashboardViewDataBuilder.build(apiDto);
+
+      return { status: 'ok', dto: viewData };
+    } catch (error) {
+      console.error('AdminDashboardPageQuery failed:', error);
+      
+      if (error instanceof Error && (error.message.includes('403') || error.message.includes('401'))) {
+        return { status: 'notFound' };
+      }
+      
+      return { status: 'error', errorId: 'admin_dashboard_fetch_failed' };
+    }
+  }
+}