import { ApiTags, ApiOperation, ApiResponse } from '@nestjs/swagger';
import { Controller, Get, Param } from '@nestjs/common';

@ApiTags('knowledge')
@Controller('knowledge')
export class KnowledgeController {
  @Get('categories')
  @ApiOperation({ summary: '获取知识分类', description: '获取所有知识库分类' })
  @ApiResponse({ status: 200, description: '分类列表' })
  async getCategories() {
    return [
      { id: 'cat_1', name: '公考申论', icon: '📝', count: 48 },
      { id: 'cat_2', name: 'AI工具', icon: '🤖', count: 24 },
      { id: 'cat_3', name: '编程面试', icon: '💻', count: 72 },
    ];
  }

  @Get('articles')
  @ApiOperation({ summary: '获取文章列表', description: '获取知识库文章列表' })
  @ApiResponse({ status: 200, description: '文章列表' })
  async getArticles() {
    return [
      { id: 'art_1', title: '申论写作基础', category: 'cat_1', excerpt: '了解申论的基本结构和写作要点...' },
      { id: 'art_2', title: 'ChatGPT 入门指南', category: 'cat_2', excerpt: '快速上手 ChatGPT，提升工作效率...' },
    ];
  }

  @Get('articles/:id')
  @ApiOperation({ summary: '获取文章详情', description: '获取文章详细内容' })
  @ApiResponse({ status: 200, description: '文章详情' })
  @ApiResponse({ status: 404, description: '文章不存在' })
  async getArticle(@Param('id') id: string) {
    return {
      id,
      title: '申论写作基础',
      content: '申论是公务员考试的核心科目...',
      category: '公考申论',
      tags: ['申论', '写作', '备考'],
      createdAt: new Date(),
    };
  }
}