refactor: 调整adminResource服务结构

apps/backend/src/resource/resource.service.ts

@@ -1,6 +1,6 @@
 import { Injectable } from '@nestjs/common';
 import { Repository } from 'typeorm';
-import { Resource } from './entity/resource.entity';
+import { PublicResource, Resource } from './entity/resource.entity';
 import { InjectRepository } from '@nestjs/typeorm';
 
 @Injectable()
@@ -8,31 +8,14 @@ export class ResourceService {
   constructor(
     @InjectRepository(Resource)
     private readonly resourceRepository: Repository<Resource>,
-  ) {}
+  ) { }
 
-  async findAll(): Promise<Resource[]> {
+  async findAll(): Promise<PublicResource[]> {
     return this.resourceRepository.find({
+      select: ['id', 'title', 'description', 'imageUrl', 'link', 'tags'],
       order: {
-        createdAt: 'DESC',
+        updatedAt: 'DESC',
       },
     });
   }
-
-  async findById(id: string): Promise<Resource> {
-    return this.resourceRepository.findOne({ where: { id } });
-  }
-
-  async create(data: Partial<Resource>): Promise<Resource> {
-    const resource = this.resourceRepository.create(data);
-    return this.resourceRepository.save(resource);
-  }
-
-  async update(id: string, data: Partial<Resource>): Promise<Resource> {
-    await this.resourceRepository.update(id, data);
-    return this.resourceRepository.findOne({ where: { id } });
-  }
-
-  async delete(id: string): Promise<void> {
-    await this.resourceRepository.delete(id);
-  }
 }