chat: fix and opti

chat/admin.py

@@ -1,6 +1,6 @@
 from django.contrib import admin
-from .models import ChannelModel, MemberModel, MessageModel
+from .models import ChatChannelModel, ChatMemberModel, ChatMessageModel
 
-admin.site.register(ChannelModel)
+admin.site.register(ChatChannelModel)
-admin.site.register(MemberModel)
+admin.site.register(ChatMemberModel)
-admin.site.register(MessageModel)
+admin.site.register(ChatMessageModel)

chat/consumers.py

@@ -1,21 +1,25 @@
-import json
 from channels.generic.websocket import WebsocketConsumer
 from asgiref.sync import async_to_sync
-from .models import MemberModel, MessageModel
+
+from .models import ChatMemberModel, ChatMessageModel
 from profiles.models import BlockModel
+
 import time
+import json
 
 class ChatConsumer(WebsocketConsumer):
+
 	def connect(self):
-		channel_id : str = self.scope['path'].split('/')[3]
+		
-
-		self.room_group_name = 'chat' + channel_id
-
 		user = self.scope["user"]
 		if (user.is_anonymous or not user.is_authenticated):
 			return
 
-		if MemberModel.objects.filter(member_id=user.pk, channel_id=int(channel_id)).count() != 1:
+		channel_id : int = int(self.scope['url_route']['kwargs']['chat_id'])
+
+		self.room_group_name = f'chat{channel_id}'
+
+		if ChatMemberModel.objects.filter(member_id=user.pk, channel_id=int(channel_id)).count() != 1:
 			return
 
 		if (self.channel_layer == None):
@@ -30,27 +34,33 @@ class ChatConsumer(WebsocketConsumer):
 
 
 	def receive(self, text_data=None, bytes_data=None):
+
 		if text_data == None:
 			return
 
-		text_data_json = json.loads(text_data)
-		message = text_data_json['message']
-		receivers_id = text_data_json['receivers_id']
-
-		print(text_data)
-
-		channel_id : int = int(self.scope['path'].split('/')[3])
 		user = self.scope["user"]
 		if (user.is_anonymous or not user.is_authenticated):
 			return
 
-		if MemberModel.objects.filter(member_id=user.pk, channel_id=channel_id).count() != 1:
+		text_data_json: dict = json.loads(text_data)
+		
+		message = text_data_json.get('message')
+		if (message is None):
+			return
+		
+		receivers_id = text_data_json.get('receivers_id')
+		if (receivers_id is None):
+			return
+
+		channel_id : int = int(self.scope['url_route']['kwargs']['chat_id'])
+
+		if ChatMemberModel.objects.filter(member_id = user.pk, channel_id = channel_id).count() != 1:
 			return
 
 		if (self.channel_layer == None):
 			return
 
-		message_time : int = int(time.time() * 1000)
+		message_time: int = int(time.time() * 1000)
 		
 		if (len(receivers_id) == 1 and 
 			BlockModel.objects.filter(blocker=user.pk, blocked=receivers_id[0]) or
@@ -68,22 +78,17 @@ class ChatConsumer(WebsocketConsumer):
 			}
 		)
 		
-		new_message = MessageModel()
+		new_message = ChatMessageModel(channel_id = channel_id, author_id = user.pk, content = message, time = message_time).save()
-		new_message.channel_id = channel_id
-		new_message.author_id = user.pk
-		new_message.content = message
-		new_message.time = message_time
-		new_message.save()
-
 
 	def chat_message(self, event):
 
-		channel_id : int = int(self.scope['path'].split('/')[3])
 		user = self.scope["user"]
 		if (user.is_anonymous or not user.is_authenticated):
 			return
 
-		if MemberModel.objects.filter(member_id=user.pk, channel_id=channel_id).count() != 1:
+		channel_id : int = int(self.scope['url_route']['kwargs']['chat_id'])
+
+		if ChatMemberModel.objects.filter(member_id = user.pk, channel_id = channel_id).count() != 1:
 			return
 
 		self.send(text_data=json.dumps({

chat/models.py

@@ -4,21 +4,28 @@ from django.contrib.auth.models import User
 from django.contrib import admin
 
 # Create your models here.
-class ChannelModel(models.Model):
+class ChatChannelModel(models.Model):
-	pass
+	
+	def create(self, users_id: [int]):
+		self.save()
+		for user_id in users_id:
+			ChatMemberModel(channel_id = self.pk, member_id = user_id).save()
 
-class MemberModel(models.Model):
+	def get_members_id(self):
+		return [member_channel.member_id for member_channel in ChatMemberModel.objects.filter(channel_id = self.pk)]
+
+class ChatMemberModel(models.Model):
 	member_id = IntegerField(primary_key=False)
 	channel_id = IntegerField(primary_key=False)
 
 	def __str__(self):
 		return "member_id: " + str(self.member_id) + ", channel_id: " + str(self.channel_id)
 
-class MessageModel(models.Model):
+class ChatMessageModel(models.Model):
 	channel_id = IntegerField(primary_key=False)
 	author_id = IntegerField(primary_key=False)
 	content = models.CharField(max_length=255)
 	time = IntegerField(primary_key=False)
 
 	def __str__(self): 
-		return "author_id: " + str(self.author_id) + ", channel_id: " + str(self.channel_id) + ", content: " + self.content
+		return "author_id: " + str(self.author_id) + ", channel_id: " + str(self.channel_id) + ", content: " + self.content

chat/serializers.py

@@ -1,8 +1,30 @@
 from rest_framework import serializers
-from .models import ChannelModel
 
-class ChannelSerializer(serializers.ModelSerializer):
+from profiles.models import ProfileModel
+
+from .models import ChatChannelModel, ChatMessageModel
+
+class ChatChannelSerializer(serializers.ModelSerializer):
+
+    members_id = serializers.ListField(child = serializers.IntegerField())
 
     class Meta:
-        model = ChannelModel
+        model = ChatChannelModel
-        fields = []
+        fields = ["members_id", "pk"]
+
+    def validate_members_id(self, value):
+        members_id: [int] = value
+        if len(members_id) < 2:
+            raise serializers.ValidationError('Not enought members to create the channel')
+        if len(set(members_id)) != len(members_id):
+            raise serializers.ValidationError('Same member')
+        for member_id in members_id:
+            if not ProfileModel.objects.filter(pk = member_id).exists():
+                raise serializers.ValidationError(f"The profile {member_id} doesn't exists.")
+        return members_id
+
+class ChatMessageSerializer(serializers.Serializer):
+
+    class Meta:
+        model = ChatMessageModel
+        fields = ["channel_id", "author_id", "content", "time"]

chat/tests.py

@@ -1,3 +1,30 @@
 from django.test import TestCase
 
+from django.test.client import Client
+from django.http import HttpResponse, HttpRequest
+from django.contrib.auth.models import User
+
 # Create your tests here.
+class ChatTest(TestCase):
+	def setUp(self):
+		self.client = Client()
+
+		self.username='bozo1'
+		self.password='password'
+
+		self.user: User = User.objects.create_user(username=self.username, password=self.password)
+
+		self.dest: User = User.objects.create_user(username="bozo2", password=self.password)
+
+		self.url = "/api/chat/"
+
+	def test_create_chat(self):
+		self.client.login(username=self.username, password=self.password)
+		response: HttpResponse = self.client.post(self.url + str(self.user.pk), {"members_id": [self.user.pk, self.dest.pk]})
+		response_dict: dict = eval(response.content)
+		self.assertDictEqual(response_dict, {})
+
+	def test_create_chat_unlogged(self):
+		response: HttpResponse = self.client.post(self.url + str(self.user.pk), {"members_id": [self.user.pk, self.dest.pk]})
+		response_dict: dict = eval(response.content)
+		self.assertDictEqual(response_dict,  {'detail': 'Authentication credentials were not provided.'})

chat/urls.py

@@ -5,6 +5,5 @@ from django.conf.urls.static import static
 from . import views
 
 urlpatterns = [
-    path("<int:pk>", views.ChatView.as_view(), name="chat_page"),
+    path("", views.ChannelView.as_view(), name="chats_page"),
-    path("", views.ChatsView.as_view(), name="chats_page"),
 ]

chat/views.py

@@ -1,79 +1,45 @@
 from rest_framework.views import APIView
 from rest_framework.response import Response
-from rest_framework import authentication, permissions, status
+from rest_framework import permissions, status
 from rest_framework.authentication import SessionAuthentication
-from .models import ChannelModel, MemberModel, MessageModel
+
+from django.http import HttpRequest
+from django.contrib.auth import login
+from django.db.models import QuerySet
 from django.core import serializers
 
-class ChatView(APIView):
+
+from .models import ChatChannelModel, ChatMemberModel, ChatMessageModel
+from .serializers import ChatChannelSerializer, ChatMessageSerializer
+
+class ChannelView(APIView):
+    
+	queryset = ChatChannelModel.objects
+	serializer_class = ChatChannelSerializer
 	permission_classes = (permissions.IsAuthenticated,)
-	authentication_classes = (SessionAuthentication,)
+	authentication_classes = (SessionAuthentication,)	
-	
-	def get(self, request, pk):
-		if (ChannelModel.objects.filter(pk=pk)):
-			return Response({'channel_id': pk}, status=status.HTTP_200_OK)
-		else:
-			return Response("Channel doesn't exist", status=status.HTTP_404_NOT_FOUND)
 
-	def delete(self, request, pk):
-
-		ChannelModel.objects.filter(pk=pk).delete()
-		MessageModel.objects.filter(pk=pk).delete()
-		MemberModel.objects.filter(pk=pk).delete()
-
-		return Response({'channel_id': pk}, status=status.HTTP_200_OK)
-
-class ChatsView(APIView):
 	def post(self, request):
 
-		data: dict = request.data
+		serializer = self.serializer_class(data = request.data)
-		users_id = request.data.get("users_id", [])
+		
-		if len(users_id) < 2:
+		serializer.is_valid(raise_exception=True)
-			return Response('Not enought members to create the channel', status=status.HTTP_400_BAD_REQUEST)
-		if users_id[0] == users_id[1]:
-			return Response('Same member', status=status.HTTP_400_BAD_REQUEST)
 
-		for user_id1 in users_id:
+		data: dict = serializer.validated_data
-			for member1 in MemberModel.objects.filter(member_id=user_id1):
-				for user_id2 in users_id:
-					if user_id1 == user_id2:
-						continue
-					for member2 in MemberModel.objects.filter(member_id=user_id2):
-						if (member1.channel_id == member2.channel_id):
-							messages = MessageModel.objects.filter(channel_id=member1.channel_id).order_by("time")
-							messages = serializers.serialize("json", messages) 
-							return Response({'channel_id': member1.channel_id, 'messages':messages}, status=status.HTTP_200_OK)
-							
-		new_channel = ChannelModel()
-		new_channel.save()	
 
-		for user_id in users_id:
+		members_id = data.get("members_id")
+		if self.request.user.pk not in members_id:
+			return Response({"detail": "You are trying to create a chat group without you."}, status = status.HTTP_400_BAD_REQUEST)
 
-			new_member = MemberModel()
+		for member_channel in ChatMemberModel.objects.filter(member_id = members_id[0]):
-			new_member.channel_id = new_channel.pk
+			channel_id: int = member_channel.channel_id
-			new_member.member_id = user_id
+			if not ChatChannelModel.objects.filter(pk = channel_id).exists():
-			new_member.save()
+				continue
+			channel: ChatChannelModel = ChatChannelModel.objects.get(pk = channel_id)
+			if set(channel.get_members_id()) == set(members_id):
+				messages = ChatMessageModel.objects.filter(channel_id = channel_id).order_by("time")
+				messages = serializers.serialize("json", messages)
+				return Response({'channel_id': channel_id, 'messages': messages}, status=status.HTTP_200_OK)				
 
-		return Response({'channel_id': new_channel.pk}, status=status.HTTP_201_CREATED)
+		new_channel_id = ChatChannelModel().create(members_id)
-
+		return Response({'channel_id': new_channel_id}, status=status.HTTP_201_CREATED)
-	def delete(self, request):
-
-		data: dict = request.data
-		users_id = request.data.get("users_id", [])
-
-		#print(list(MemberModel.objects.all()))
-
-		for user_id1 in users_id:
-			for member1 in MemberModel.objects.filter(member_id=user_id1):
-				for user_id2 in users_id:
-					if user_id1 == user_id2:
-						break
-					for member2 in MemberModel.objects.filter(member_id=user_id2):
-						if (member1.channel_id == member2.channel_id):
-							MessageModel.objects.filter(channel_id=member1.channel_id).delete()
-							member1.delete()
-							member2.delete()
-							ChannelModel.objects.get(pk=member1.channel_id).delete()
-							return Response("Channel removed", status=status.HTTP_200_OK)
-
-		return Response("Channel doesn't exist", status=status.HTTP_404_NOT_FOUND)

frontend/static/js/api/chat/channel.js

@@ -35,7 +35,9 @@ class Channel {
 		this.chatSocket.close();
 	}
 
-	updateMessages(messages) {
+	updateMessages(messages)
+	{
+		console.log(messages);
 		messages = JSON.parse(messages);
 		let new_messages = [];
 

frontend/static/js/api/chat/channels.js

@@ -6,18 +6,18 @@ class Channels {
 		this.client = client;
 	}
 
-	async createChannel(users_id, reload) {
+	async createChannel(members_id, reload) {
 		
 		let null_id = false;
-		users_id.forEach(user_id => {
+		members_id.forEach(member_id => {
-			if (user_id == null)
+			if (member_id == null)
 				null_id = true;
 		});
 		if (null_id)
-			return console.log(users_id, "createChannel error, null id;");
+			return console.log(members_id, "createChannel error, null id;");
 
 		let response = await this.client._post("/api/chat/", {
-			users_id:users_id
+			members_id:members_id
 		});
 
 		let data = await response.json();
@@ -28,12 +28,13 @@ class Channels {
 		let messages = undefined;
 		if (exit_code == 200)
 			messages = data.messages;
-		return new Channel(this.client, data.channel_id, users_id, messages, reload);
+		
+		return new Channel(this.client, data.channel_id, members_id, messages, reload);
 	}
 
-	async deleteChannel(users_id) {
+	async deleteChannel(members_id) {
 		let response = await this.client._delete("/api/chat/", {
-			users_id:users_id
+			members_id:members_id
 		});
 
 		let data = await response.json();

tournament/serializers.py

@@ -27,7 +27,6 @@ class TournamentSerializer(serializers.ModelSerializer):
 		if (value < 2):
 			raise serializers.ValidationError("The numbers of players must be greather than 2.")
 		return value
-
 	def validate_nb_players_by_game(self, value: int):
 		if (value < 2):
 			raise serializers.ValidationError("The numbers of players by game must be greather than 2.")