import {
  Body,
  Controller,
  Delete,
  Get,
  Param,
  Post,
  Put,
  Query,
} from '@nestjs/common';
import { CategoryService } from '../service/category.service';
import { CreateCategoryRequest } from '../dto/create-category.request';
import { ApiBearerAuth, ApiOkResponse, getSchemaPath } from '@nestjs/swagger';
import { CategoryVo } from '../vo/category.vo';
import { CategoryMapper } from '../mapper/category.mapper';
import { SearchCategoryFilter } from '../dto/search-category.filter';
import { PageResultMapper } from '../../core/mapper/page-result.mapper';
import { PageResult } from '../../core/vo/page-result';
import { UpdateCategoryRequest } from '../dto/update-category.request';

@Controller('categories')
export class CategoryController {
  constructor(private readonly categoryService: CategoryService) {}

  @Post()
  @ApiOkResponse({
    description: 'Category',
    type: CategoryVo,
  })
  @ApiBearerAuth()
  async create(
    @Body() createCategoryRequest: CreateCategoryRequest,
  ): Promise<CategoryVo> {
    return CategoryMapper.toVo(
      await this.categoryService.create(createCategoryRequest),
    );
  }

  @Get()
  @ApiOkResponse({
    description: '分类分页列表',
    schema: {
      allOf: [
        { $ref: getSchemaPath(PageResult) }, // 引用 PageResult 模型
        {
          properties: {
            data: {
              type: 'array',
              items: { $ref: getSchemaPath(CategoryVo) }, // 泛型内容具体化
            },
          },
        },
      ],
    },
  })
  @ApiBearerAuth()
  async search(@Query() searchCategoryFilter: SearchCategoryFilter) {
    const [data, total] =
      await this.categoryService.search(searchCategoryFilter);
    return PageResultMapper.toPageResult<CategoryVo>(
      CategoryMapper.toVos(data),
      searchCategoryFilter.getPage(),
      searchCategoryFilter.getSize(),
      total,
    );
  }

  @ApiBearerAuth()
  @Get('/list')
  @ApiOkResponse({
    schema: {
      type: 'array',
      items: { $ref: getSchemaPath(CategoryVo) },
    },
  })
  async list() {
    return CategoryMapper.toVos(await this.categoryService.list());
  }

  @Get(':id')
  @ApiBearerAuth()
  @ApiOkResponse({
    type: CategoryVo,
  })
  async get(@Param('id') id: string) {
    return CategoryMapper.toVo(await this.categoryService.get(id));
  }

  @Put(':id')
  @ApiBearerAuth()
  @ApiOkResponse({
    type: CategoryVo,
  })
  async update(
    @Param('id') id: string,
    @Body() updateCategoryRequest: UpdateCategoryRequest,
  ) {
    return CategoryMapper.toVo(
      await this.categoryService.update(id, updateCategoryRequest),
    );
  }

  @Delete(':id')
  @ApiBearerAuth()
  async delete(@Param('id') id: string) {
    await this.categoryService.delete(id);
  }
}