content: package com.ruoyi.web.controller.system;
  
  import java.util.List;
  import javax.servlet.http.HttpServletResponse;
  
  import com.ruoyi.common.annotation.Anonymous;
  import org.springframework.beans.factory.annotation.Autowired;
  import org.springframework.security.access.prepost.PreAuthorize;
  import org.springframework.validation.annotation.Validated;
  import org.springframework.web.bind.annotation.DeleteMapping;
  import org.springframework.web.bind.annotation.GetMapping;
  import org.springframework.web.bind.annotation.PathVariable;
  import org.springframework.web.bind.annotation.PostMapping;
  import org.springframework.web.bind.annotation.PutMapping;
  import org.springframework.web.bind.annotation.RequestBody;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.bind.annotation.RestController;
  import com.ruoyi.common.annotation.Log;
  import com.ruoyi.common.core.controller.BaseController;
  import com.ruoyi.common.core.domain.AjaxResult;
  import com.ruoyi.common.core.page.TableDataInfo;
  import com.ruoyi.common.enums.BusinessType;
  import com.ruoyi.common.utils.poi.ExcelUtil;
  import com.ruoyi.system.api.domain.SysConfig;
  import com.ruoyi.system.service.ISysConfigService;
  
  /**
   * 参数配置 信息操作处理
   *
   * @author ruoyi
   */
  @RestController
  @RequestMapping("/system/config")
  public class SysConfigController extends BaseController
  {
      @Autowired
      private ISysConfigService configService;
  
      /**
       * 获取参数配置列表
       */
      @PreAuthorize("@ss.hasPermi('system:config:list')")
      @GetMapping("/list")
      public TableDataInfo list(SysConfig config)
      {
          startPage();
          List<SysConfig> list = configService.selectConfigList(config);
          return getDataTable(list);
      }
  
      @Log(title = "参数管理", businessType = BusinessType.EXPORT)
      @PreAuthorize("@ss.hasPermi('system:config:export')")
      @PostMapping("/export")
      public void export(HttpServletResponse response, SysConfig config)
      {
          List<SysConfig> list = configService.selectConfigList(config);
          ExcelUtil<SysConfig> util = new ExcelUtil<SysConfig>(SysConfig.class);
          util.exportExcel(response, list, "参数数据");
      }
  
      /**
       * 根据参数编号获取详细信息
       */
      @PreAuthorize("@ss.hasPermi('system:config:query')")
      @GetMapping(value = "/{configId}")
      public AjaxResult getInfo(@PathVariable Long configId)
      {
          return success(configService.selectConfigById(configId));
      }
  
      /**
       * 根据参数键名查询参数值
       */
      @Anonymous
      @GetMapping(value = "/configKey/{configKey}")
      public AjaxResult getConfigKey(@PathVariable String configKey)
      {
          return success(configService.selectConfigByKey(configKey));
      }
  
      /**
       * 新增参数配置
       */
      @PreAuthorize("@ss.hasPermi('system:config:add')")
      @Log(title = "参数管理", businessType = BusinessType.INSERT)
      @PostMapping
      public AjaxResult add(@Validated @RequestBody SysConfig config)
      {
          if (!configService.checkConfigKeyUnique(config))
          {
              return error("新增参数'" + config.getConfigName() + "'失败，参数键名已存在");
          }
          config.setCreateBy(getUsername());
          return toAjax(configService.insertConfig(config));
      }
  
      /**
       * 修改参数配置
       */
      @PreAuthorize("@ss.hasPermi('system:config:edit')")
      @Log(title = "参数管理", businessType = BusinessType.UPDATE)
      @PutMapping
      public AjaxResult edit(@Validated @RequestBody SysConfig config)
      {
          if (!configService.checkConfigKeyUnique(config))
          {
              return error("修改参数'" + config.getConfigName() + "'失败，参数键名已存在");
          }
          config.setUpdateBy(getUsername());
          return toAjax(configService.updateConfig(config));
      }
  
      /**
       * 删除参数配置
       */
      @PreAuthorize("@ss.hasPermi('system:config:remove')")
      @Log(title = "参数管理", businessType = BusinessType.DELETE)
      @DeleteMapping("/{configIds}")
      public AjaxResult remove(@PathVariable Long[] configIds)
      {
          configService.deleteConfigByIds(configIds);
          return success();
      }
  
      /**
       * 刷新参数缓存
       */
      @PreAuthorize("@ss.hasPermi('system:config:remove')")
      @Log(title = "参数管理", businessType = BusinessType.CLEAN)
      @DeleteMapping("/refreshCache")
      public AjaxResult refreshCache()
      {
          configService.resetConfigCache();
          return success();
      }
  }
  