分类名称不能重复

yami-shop-admin/src/main/java/com/yami/shop/admin/controller/CategoryController.java

@@ -16,6 +16,7 @@ import java.util.Objects;
 
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.yami.shop.common.exception.YamiShopBindException;
 import com.yami.shop.security.util.SecurityUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.ResponseEntity;
@@ -83,6 +84,11 @@ public class CategoryController {
 	public ResponseEntity<Void> save(@RequestBody Category category){
 		category.setShopId(SecurityUtils.getSysUser().getShopId());
 		category.setRecTime(new Date());
+		Category categoryName = categoryService.getOne(new LambdaQueryWrapper<Category>().eq(Category::getCategoryName,category.getCategoryName())
+				.eq(Category::getShopId,category.getShopId()));
+		if(categoryName != null){
+			throw new YamiShopBindException("类目名称已存在！");
+		}
 		categoryService.saveCategroy(category);
 		return ResponseEntity.ok().build();
 	}
@@ -98,6 +104,11 @@ public class CategoryController {
 		if (Objects.equals(category.getParentId(),category.getCategoryId())) {
 			return ResponseEntity.badRequest().body("分类的上级不能是自己本身");
 		}
+		Category categoryName = categoryService.getOne(new LambdaQueryWrapper<Category>().eq(Category::getCategoryName,category.getCategoryName())
+				.eq(Category::getShopId,category.getShopId()).ne(Category::getCategoryId,category.getCategoryId()));
+		if(categoryName != null){
+			throw new YamiShopBindException("类目名称已存在！");
+		}
 		categoryService.updateCategroy(category);
 		return ResponseEntity.ok().build();
 	}