增加一个检查店铺名是否可以使用接口

mall-shop/src/main/java/com/suisung/mall/shop/store/controller/mobile/StoreController.java

@@ -3,6 +3,7 @@ package com.suisung.mall.shop.store.controller.mobile;
 import cn.hutool.core.convert.Convert;
 import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.core.util.PhoneUtil;
+import cn.hutool.core.util.StrUtil;
 import cn.hutool.json.JSONObject;
 import cn.hutool.json.JSONUtil;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
@@ -251,18 +252,60 @@ public class StoreController extends BaseControllerImpl {
 
     @ApiOperation(value = "获取附近店铺列表", notes = "获取附近店铺列表")
     @RequestMapping(value = "/near/list", method = RequestMethod.GET)
-    public CommonResult nearStoreList(@RequestParam(value = "provinceId",required = false) String provinceId,
+    public CommonResult nearStoreList(@RequestParam(value = "provinceId", required = false) String provinceId,
                                       @RequestParam("cityId") String cityId,
                                       @RequestParam("countyId") String countyId,
                                       @RequestParam("userLng") String userLng,
                                       @RequestParam("userLat") String userLat,
                                       @RequestParam(value = "storeCategoryId", required = false) Integer storeCategoryId,
-                                      @RequestParam(value = "subSiteId",required = false) Integer subSiteId,
+                                      @RequestParam(value = "subSiteId", required = false) Integer subSiteId,
-                                      @RequestParam(value = "storeName",required = false) String  storeName,
+                                      @RequestParam(value = "storeName", required = false) String storeName,
                                       @RequestParam("pageNum") Integer pageNum,
                                       @RequestParam("pageSize") Integer pageSize) {
         IPage<Map> storeList = shopStoreBaseService.getNearShop2(provinceId, cityId, countyId, userLng, userLat, storeCategoryId, subSiteId, storeName, pageNum, pageSize);
         return CommonResult.success(storeList);
     }
 
+    /**
+     * 检查店铺名称是否已存在。
+     * <p>
+     * 支持通过请求体或请求参数传入店铺名称。若两者都未提供，则返回错误信息。
+     * 若店铺名存在，返回状态码 1；否则返回状态码 2。
+     *
+     * @param paramsJSON 请求体中的 JSON 参数（可选）
+     * @param storeName  请求参数中的店铺名称（可选）
+     * @return CommonResult 返回检查结果
+     */
+    @ApiOperation("检查店铺名是否已存在？")
+    @RequestMapping(value = "/check-store-name-exists", method = RequestMethod.POST)
+    public CommonResult checkStoreNameExists(@RequestBody JSONObject paramsJSON,
+                                             @RequestParam(name = "storeName", required = false) String storeName) {
+        // 优先从请求体中获取店铺名称
+        String storeNameFromJson = paramsJSON.getStr("storeName");
+        if (StrUtil.isNotBlank(storeNameFromJson)) {
+            storeName = storeNameFromJson;
+        }
+
+        // 如果店铺名称为空，直接返回失败结果
+        if (StrUtil.isBlank(storeName)) {
+            return CommonResult.failed("请输入店铺名");
+        }
+
+        try {
+            // 调用服务层检查店铺名称是否存在
+            Boolean exists = shopStoreBaseService.isExistsByStoreName(storeName);
+
+            if (Boolean.TRUE.equals(exists)) {
+                // 店铺名已存在
+                return CommonResult.success(new JSONObject().set("flag", 2), "店铺名已被使用！");
+            } else {
+                // 店铺名不存在
+                return CommonResult.success(new JSONObject().set("flag", 1), "店铺名可以使用！");
+            }
+        } catch (Exception e) {
+            // 捕获异常并返回统一的错误信息
+            throw new ApiException("检查店铺名称是否存在时发生异常：" + e.getMessage(), e);
+        }
+    }
+
 }