import { Body, Context, Controller, Del, Get, Inject, Param, Post, Put, Query } from '@midwayjs/core';
import {
  ApiBearerAuth,
  ApiBody,
  ApiExtension,
  ApiOkResponse,
  ApiOperation,
  ApiTags,
} from '@midwayjs/swagger';
import { AreaService } from '../service/area.service';
import { CreateAreaDTO, QueryAreaDTO, UpdateAreaDTO } from '../dto/area.dto';
import { errorResponse, successResponse } from '../utils/response.util';
import { Area } from '../entity/area.entity';
import * as countries from 'i18n-iso-countries';

@ApiBearerAuth()
@ApiTags('Area')
@Controller('/area')
export class AreaController {
  @Inject()
  ctx: Context;

  @Inject()
  areaService: AreaService;

  @ApiOperation({ summary: '获取国家列表' })
  @ApiOkResponse({ description: '国家列表' })
  @Get('/countries')
  async getCountries() {
    try {
      // 注册中文语言包
      countries.registerLocale(require('i18n-iso-countries/langs/zh.json'));
      // 获取所有国家的中文名称
      const countryNames = countries.getNames('zh', { select: 'official' });
      // 格式化为 { code, name } 的数组
      const countryList = Object.keys(countryNames).map(code => ({
        code,
        name: countryNames[code],
      }));
      return successResponse(countryList, '查询成功');
    } catch (error) {
      console.log(error);
      return errorResponse(error?.message || error);
    }
  }

  @ApiOperation({ summary: '创建区域' })
  @ApiBody({ type: CreateAreaDTO })
  @ApiOkResponse({ type: Area, description: '成功创建的区域' })
  @Post('/')
  async createArea(@Body() area: CreateAreaDTO) {
    try {
      const newArea = await this.areaService.createArea(area);
      return successResponse(newArea, '创建成功');
    } catch (error) {
      console.log(error);
      return errorResponse(error?.message || error);
    }
  }

  @ApiOperation({ summary: '更新区域' })
  @ApiBody({ type: UpdateAreaDTO })
  @ApiOkResponse({ type: Area, description: '成功更新的区域' })
  @Put('/:id')
  async updateArea(@Param('id') id: number, @Body() area: UpdateAreaDTO) {
    try {
      const updatedArea = await this.areaService.updateArea(id, area);
      return successResponse(updatedArea, '更新成功');
    } catch (error) {
      console.log(error);
      return errorResponse(error?.message || error);
    }
  }

  @ApiOperation({ summary: '删除区域' })
  @ApiOkResponse({ description: '删除成功' })
  @Del('/:id')
  async deleteArea(@Param('id') id: number) {
    try {
      await this.areaService.deleteArea(id);
      return successResponse(null, '删除成功');
    } catch (error) {
      console.log(error);
      return errorResponse(error?.message || error);
    }
  }

  @ApiOperation({ summary: '获取区域列表(分页)' })
  @ApiOkResponse({ type: [Area], description: '区域列表' })
  @ApiExtension('x-pagination', { currentPage: 1, pageSize: 10, total: 100 })
  @Get('/')
  async getAreaList(@Query() query: QueryAreaDTO) {
    try {
      const { list, total } = await this.areaService.getAreaList(query);
      return successResponse({ list, total }, '查询成功');
    } catch (error) {
      console.log(error);
      return errorResponse(error?.message || error);
    }
  }

  @ApiOperation({ summary: '根据ID获取区域详情' })
  @ApiOkResponse({ type: Area, description: '区域详情' })
  @Get('/:id')
  async getAreaById(@Param('id') id: number) {
    try {
      const area = await this.areaService.getAreaById(id);
      if (!area) {
        return errorResponse('区域不存在');
      }
      return successResponse(area, '查询成功');
    } catch (error) {
      console.log(error);
      return errorResponse(error?.message || error);
    }
  }
}