update

app/adminapi/controller/material/MaterialClassifyController.php

@@ -76,6 +76,22 @@ class MaterialClassifyController extends BaseAdminController
         }
         return $this->fail(MaterialClassifyLogic::getError());
     }
+	
+	/**
+	 * @notes 删除工料分类
+	 * @return \think\response\Json
+	 * @author likeadmin
+	 * @date 2024/03/04 14:00
+	 */
+	public function delete()
+	{
+		$params = (new MaterialClassifyValidate())->post()->goCheck('delete');
+		$result = MaterialClassifyLogic::delete($params);
+		if (true === $result) {
+			return $this->success('删除成功', [], 1, 1);
+		}
+		return $this->fail(MaterialClassifyLogic::getError());
+	}
 
 
     /**

app/adminapi/logic/material/MaterialClassifyLogic.php

@@ -89,6 +89,11 @@ class MaterialClassifyLogic extends BaseLogic
      */
     public static function delete(array $params): bool
     {
+		$data = MaterialClassify::where('pid',$params['id'])->findOrEmpty();
+		if(!$data->isEmpty()){
+			self::setError('当前分类下存在子分类,须先删除子分类');
+			return false;
+		}
         return MaterialClassify::destroy($params['id']);
     }