修复了大部分5月6日学长们发现的bug。

移除了.venv和.idea文件夹。
对数据表进行了重构，部门部分代码重构by 老孟
初步将错误信息硬编码移除
添加了requirements
给新生增加了性别

apps/comments/views.py

@@ -7,12 +7,13 @@ from rest_framework.response import Response
 from .models import *
 from .serializers import CommentsInfo
 from django.utils import timezone
-from utils.get_error_msg import get_error_msg
+from utils.get_msg import get_msg
+from django.views.decorators.csrf import csrf_exempt
 # Create your views here.
 
 
-class comments(APIView):
-
+class CommentView(APIView):
+    """获取弹幕的内容"""
     def get(self, request):
         data = {}
         queryset = Comments.objects.all()
@@ -22,25 +23,35 @@ class comments(APIView):
         except:
             data['msg'] = serializer.error_messages
         if len(data['data']) == 0:
-            data['msg'] = get_error_msg(40005)
+            """如果没有获取到数据"""
+            data['msg'] = get_msg(40005)
             data['code'] = 40005
         else:
-            data['msg'] = get_error_msg(20000)
+            data['msg'] = get_msg(20000)
             data['code'] = 20000
         return Response(data=data)
 
-
+    """接收新弹幕"""
+    @csrf_exempt
     def post(self, request):
         data = {}
         serializer = CommentsInfo(data=request.data)
         if not serializer.is_valid(raise_exception=True):
-            data['msg'] = serializer.error_messages
+            data['msg'] = get_msg(50000)
             data['code'] = 50000
             return Response(data=data)
+        try:
+            length = serializer.validated_data['content']
+            data['msg'] = "success"
+            data['code'] = 20000
+        except KeyError:
+            data['code'] = 42003
+            data['msg'] = get_msg(42003)
+            return Response(data=data)
+        """时间不用保存到毫秒"""
         serializer.validated_data['post_time'] = timezone.now().replace(microsecond=0)
         serializer.save()
         data['data'] = serializer.validated_data
-        data['msg'] = "success"
-        data['code'] = 20000
+
         return Response(data=data)