5 files changed, 66 insertions, 5 deletions

diff --git a/chat_api/admin.py b/chat_api/admin.py
index 8c38f3f..50ad2b0 100644
--- a/chat_api/admin.py
+++ b/chat_api/admin.py
@@ -1,3 +1,6 @@
 from django.contrib import admin
+from .models import *
 
-# Register your models here.
+admin.site.register(DmMessage)
+admin.site.register(GmMessage)
+admin.site.register(Group)
\ No newline at end of file
diff --git a/chat_api/models.py b/chat_api/models.py
index 71a8362..5076d0b 100644
--- a/chat_api/models.py
+++ b/chat_api/models.py
@@ -1,3 +1,27 @@
 from django.db import models
+from django.contrib.auth.models import User
+from django.db.models.base import Model
 
-# Create your models here.
+class DmMessage(models.Model):
+    sender = models.ForeignKey(User, related_name="sender_dm_message", on_delete=models.CASCADE)
+    reciever = models.ForeignKey(User, related_name="receiver_dm_message", on_delete=models.CASCADE)
+    message = models.TextField(null=False)
+    create_date = models.DateTimeField(auto_now=True)
+
+    def __str__(self):
+        return str(self.sender)
+
+class Group(models.Model):
+    name = models.CharField(max_length=16, null=False)
+    owner = models.ForeignKey(User, related_name="owner_group", on_delete=models.CASCADE)
+    users = models.ManyToManyField(User, related_name="users_group")
+    create_date = models.DateTimeField(auto_now=True)
+
+class GmMessage(models.Model):
+    sender = models.ForeignKey(User, related_name="sender_gm_message", on_delete=models.CASCADE)
+    reciever = models.ForeignKey(Group, related_name="receiver_gm_message", on_delete=models.CASCADE)
+    message = models.TextField(null=False)
+    create_date = models.DateTimeField(auto_now=True)
+
+    def __str__(self):
+        return str(self.sender)
\ No newline at end of file
diff --git a/chat_api/serializers.py b/chat_api/serializers.py
new file mode 100644
index 0000000..50d84e0
--- /dev/null
+++ b/chat_api/serializers.py
@@ -0,0 +1,8 @@
+from django.db.models import fields
+from rest_framework import serializers
+from .models import *
+
+class GroupSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Group
+        fields = '__all__'
diff --git a/chat_api/urls.py b/chat_api/urls.py
index d2d839f..9fa6016 100644
--- a/chat_api/urls.py
+++ b/chat_api/urls.py
@@ -1,5 +1,6 @@
 from django.urls import path
+from .views import GroupView
 
 urlpatterns = [
-    
+    path('groups/', GroupView.as_view(), '')    
 ]
diff --git a/chat_api/views.py b/chat_api/views.py
index 91ea44a..f94f3a0 100644
--- a/chat_api/views.py
+++ b/chat_api/views.py
@@ -1,3 +1,28 @@
-from django.shortcuts import render
+from django.db.models.query import QuerySet
+from django.http.response import Http404
+from rest_framework.response import Response
+from rest_framework.serializers import Serializer
+from rest_framework.views import APIView
+from rest_framework import permissions
+from rest_framework import generics
+from knox.auth import TokenAuthentication
 
-# Create your views here.
+from django.db.models.query import Q
+
+from .models import *
+from .serializers import *
+
+class GroupView(generics.ListCreateAPIView):
+    permission_classes = (permissions.IsAuthenticated, )
+    authentication_classes = (TokenAuthentication, )
+    serializer_class = GroupSerializer
+
+    def get_queryset(self):
+        return Group.objects.filter(
+                    Q(owner=self.request.user) |
+                    Q(users__in=(self.request.user, ))
+                ).distinct()
+
+    def create(self, request, *args, **kwargs):
+        request.data['owner'] = request.user.pk
+        return super().create(request, *args, **kwargs)
\ No newline at end of file