content: package com.sky.controller.admin;
  
  import com.sky.dto.DishDTO;
  import com.sky.dto.DishPageQueryDTO;
  import com.sky.entity.Dish;
  import com.sky.result.PageResult;
  import com.sky.result.Result;
  import com.sky.service.DishService;
  import com.sky.vo.DishVO;
  import io.swagger.annotations.Api;
  import io.swagger.annotations.ApiOperation;
  import lombok.extern.slf4j.Slf4j;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.data.redis.core.RedisTemplate;
  import org.springframework.web.bind.annotation.*;
  
  import java.util.List;
  import java.util.Set;
  
  /**
   * 菜品管理
   */
  @RestController
  @RequestMapping("/admin/dish")
  @Api(tags = "菜品相关接口")
  @Slf4j
  public class DishController {
      @Autowired
      DishService dishService;
      @Autowired
      RedisTemplate redisTemplate;
  
      /**
       * 新增菜品
       * @param dishDTO
       * @return
       */
      @PostMapping
      @ApiOperation("新增菜品")
      public Result save (@RequestBody DishDTO dishDTO){
          log.info("新增菜品{}",dishDTO);
          dishService.saveWithFlavor(dishDTO);
  
          //清理缓存数据
          String key = "dish_" + dishDTO.getCategoryId();
          clearRedis(key);
          return Result.success();
      }
  
      /**
       * 菜品分页
       * @param dishPageQueryDTO
       * @return
       */
      @GetMapping("/page")
      @ApiOperation("菜品分页查询")
      public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
          log.info("菜品分页查询：{}", dishPageQueryDTO);
          PageResult pageResult=dishService.queryPage(dishPageQueryDTO);
          return Result.success(pageResult);
      }
  
      /**
       * 批量删除菜品
       * @param ids
       * @return
       */
      @DeleteMapping
      @ApiOperation("批量删除菜品")
      public Result delete(@RequestParam List<Long> ids){
          log.info("菜品批量删除：{}", ids);
          dishService.deleteBatch(ids);
          clearRedis("dish_*");
          return Result.success();
      }
  
      /**
       * 回显
       * @param id
       * @return
       */
      @GetMapping("/{id}")
      @ApiOperation("根据id查询菜品")
      public Result<DishVO> getById(@PathVariable Long id){
          log.info("根据id查询菜品: {}",id);
          DishVO dishVO=dishService.getByIdWithFlavor(id);
          return Result.success(dishVO);
      }
  
      /**
       * 修改菜品
       * @param dishDTO
       * @return
       */
      @PutMapping
      @ApiOperation("修改菜品")
      public Result update(@RequestBody DishDTO dishDTO){
          log.info("修改菜品： {}", dishDTO);
          dishService.updateWithFlavor(dishDTO);
          clearRedis("dish_*");
          return Result.success();
      }
  
      @PostMapping("status/{status}")
      @ApiOperation("菜品起售、停售")
      public Result updateDishStatus(@PathVariable int status,Long id){
          log.info("菜品起售、停售");
  
          dishService.startOrStop(status,id);
          clearRedis("dish_*");
          return Result.success();
      }
  
      /**
       * 根据分类id查询菜品
       *
       * @param categoryId
       * @return
       */
      @GetMapping("/list")
      public Result<List<Dish>> list(Long categoryId) {
          List<Dish> dishList = dishService.list(categoryId);
          return Result.success(dishList);
      }
  
      /**
       * 清理缓存数据
       * @param keys
       */
      private void clearRedis(String keys) {
          Set<String> cacheKeys = redisTemplate.keys(keys);
          redisTemplate.delete(cacheKeys);
      }
  }
  