优化部分接口查询、n+1问题, 添加logs

backend/backend/settings.py

@@ -23,7 +23,7 @@ BASE_DIR = Path(__file__).resolve().parent.parent
 SECRET_KEY = 'django-insecure-m4@pv814c_m^pgpyhz^i96a@mcqh_@m9ccu(17*895t!79e!nb'
 
 # SECURITY WARNING: don't run with debug turned on in production!
-DEBUG = os.getenv('DEBUG', 'False') == 'True'
+DEBUG = os.getenv('DEBUG', 'True') == 'True'
 
 # 演示环境配置
 DEMO_MODE = os.getenv('DEMO_MODE', 'False') == 'False'
@@ -208,5 +208,27 @@ CELERY_BEAT_SCHEDULE = {
 }
 # celery 配置结束
 
+LOGGING = {
+    'version': 1,
+    'disable_existing_loggers': False,
+    'filters': {
+        'ignore_auth_user': {
+            '()': 'utils.filters_logs.IgnoreSQLFilter',
+        }
+    },
+    'handlers': {
+        'console': {
+            'class': 'logging.StreamHandler',
+            'filters': ['ignore_auth_user'],
+        },
+    },
+    'loggers': {
+        'django.db.backends': {
+            'handlers': ['console'],
+            'level': 'DEBUG',   # 只在 DEBUG 模式时生效
+        },
+    }
+}
+
 if os.path.exists(os.path.join(BASE_DIR, 'backend/local_settings.py')):
     from backend.local_settings import *

backend/system/views/dept.py

@@ -1,10 +1,11 @@
+from collections import defaultdict
 from datetime import timezone, datetime
 
+from django.db import models
 from django_filters.rest_framework import DjangoFilterBackend
 from rest_framework import status, serializers
 from rest_framework.decorators import action
 from rest_framework.filters import SearchFilter, OrderingFilter
-from rest_framework.response import Response
 
 from system.models import Dept
 from utils.custom_model_viewSet import CustomModelViewSet
@@ -23,9 +24,9 @@ class DeptSerializer(CustomModelSerializer):
 
     def get_children(self, obj):
         """获取子部门"""
-        children = obj.children.all().order_by('id')
+        children = getattr(obj, 'children', [])
         if children:
-            return DeptSerializer(children, many=True).data
+            return DeptSerializer(children.all(), many=True).data
         return []
 
     def get_status_text(self, obj):
@@ -35,7 +36,9 @@ class DeptSerializer(CustomModelSerializer):
 
 class DeptViewSet(CustomModelViewSet):
     """部门管理视图集"""
-    queryset = Dept.objects.filter(pid__isnull=True).order_by('id', 'status')
+    queryset = Dept.objects.filter(pid__isnull=True).order_by('id', 'status').select_related('pid').prefetch_related(
+        models.Prefetch('children', queryset=Dept.objects.order_by('id'))
+    )
     serializer_class = DeptSerializer
     filter_backends = [DjangoFilterBackend, SearchFilter, OrderingFilter]
     filterset_fields = ['status', 'pid']
@@ -78,8 +81,39 @@ class DeptViewSet(CustomModelViewSet):
 
     @action(detail=False, methods=['get'])
     def tree(self, request):
-        """获取部门树形结构"""
-        queryset = self.get_queryset().filter(pid__isnull=True)
-        serializer = self.get_serializer(queryset, many=True)
-        return Response(serializer.data)
+        """一次性查出所有部门，构建树形结构"""
+        all_depts = Dept.objects.all().order_by('sort', 'id')
+        dept_dict = {}
+        children_map = defaultdict(list)
 
+        # 先序列化为 dict，不递归
+        for dept in all_depts:
+            item = {
+                'id': dept.id,
+                'pid': dept.pid_id,
+                'name': dept.name,
+                'status': dept.status,
+                'status_text': dept.get_status_display(),
+                'create_time': dept.create_time,
+                'sort': dept.sort,
+                'leader': dept.leader,
+                'phone': dept.phone,
+                'email': dept.email,
+                'remark': dept.remark,
+                'children': [],
+            }
+            dept_dict[dept.id] = item
+            if dept.pid_id:
+                children_map[dept.pid_id].append(item)
+
+        # 构建树
+        for dept_id, dept in dept_dict.items():
+            dept['children'] = children_map.get(dept_id, [])
+
+        # 返回 pid=None（根部门）
+        tree = [dept for dept in dept_dict.values() if dept['pid'] is None]
+        return self._build_response(
+            data=tree,
+            message="ok",
+            status=status.HTTP_200_OK,
+        )

backend/system/views/menu.py

@@ -91,7 +91,7 @@ class MenuMetaViewSet(viewsets.ModelViewSet):
 
 class MenuViewSet(CustomModelViewSet):
     """菜单管理视图集"""
-    queryset = Menu.objects.filter(pid__isnull=True).order_by('sort', 'id', 'status')
+    queryset = Menu.objects.filter(pid__isnull=True).order_by('sort', 'id', 'status').prefetch_related('children')
     serializer_class = MenuSerializer
     filter_backends = [DjangoFilterBackend, SearchFilter, OrderingFilter]
     filterset_fields = ['status', 'type', 'pid', 'name']

backend/system/views/role.py

@@ -42,7 +42,7 @@ class RoleFilter(filters.FilterSet):
 
 class RoleViewSet(CustomModelViewSet):
     """角色管理视图集"""
-    queryset = Role.objects.all()
+    queryset = Role.objects.all().prefetch_related('permissions')
     serializer_class = RoleSerializer
     filter_backends = [DjangoFilterBackend, SearchFilter, OrderingFilter]
     filterset_class = RoleFilter

backend/system/views/user.py

@@ -1,3 +1,4 @@
+from django.db.models import Prefetch, F
 from django.utils import timezone
 from rest_framework import serializers
 from rest_framework.authtoken.models import Token
@@ -152,7 +153,7 @@ class UserViewSet(CustomModelViewSet):
     """
     用户数据 视图集
     """
-    queryset = User.objects.filter(is_deleted=False).order_by('-id')
+    queryset = User.objects.filter(is_deleted=False).order_by('-id').prefetch_related('role', 'dept', 'post')
     serializer_class = UserSerializer
     read_only_fields = ['id', 'create_time', 'update_time', 'login_ip']
     filterset_class = UserFilter

backend/utils/filters_logs.py

@@ -0,0 +1,19 @@
+import logging
+
+class IgnoreSQLFilter(logging.Filter):
+    def __init__(self, name=''):
+        super().__init__(name)
+        # 后续只要在这里添加关键字即可
+        self.ignore_keywords = [
+            'authtoken_token',
+            '@@lower_case_table_names',
+            'SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED',
+        ]
+
+    def filter(self, record):
+        sql = record.getMessage().strip().lower()
+        # 如果包含任何一个关键字，则返回 False（不打印）
+        for keyword in self.ignore_keywords:
+            if keyword.lower() in sql:
+                return False
+        return True

web/apps/web-antd/src/api/system/dept.ts

@@ -53,4 +53,11 @@ async function deleteDept(id: string) {
   return requestClient.delete(`/system/dept/${id}/`);
 }
 
-export { createDept, deleteDept, getDeptList, updateDept };
+/**
+ * 查询tree
+ */
+async function treeDept() {
+  return requestClient.get(`/system/dept/tree/`);
+}
+
+export { createDept, deleteDept, getDeptList, treeDept, updateDept };

web/apps/web-antd/src/views/system/dept/list.vue

@@ -11,7 +11,7 @@ import { Plus } from '@vben/icons';
 import { Button, message } from 'ant-design-vue';
 
 import { useVbenVxeGrid } from '#/adapter/vxe-table';
-import { deleteDept, getDeptList } from '#/api/system/dept';
+import { deleteDept, treeDept } from '#/api/system/dept';
 import { $t } from '#/locales';
 
 import { useColumns } from './data';
@@ -108,7 +108,7 @@ const [Grid, gridApi] = useVbenVxeGrid({
     proxyConfig: {
       ajax: {
         query: async (_params) => {
-          return await getDeptList();
+          return await treeDept();
         },
       },
     },