game: core: change player to player.isconnected

befort: if a player is disconnected he doesn't have an object
after: he have un object with a socket == None

games/models.py

@@ -1,7 +1,5 @@
 from django.db import models
 
-from channels.generic.websocket import AsyncWebsocketConsumer
-
 # Create your models here.
 class GameModel(models.Model):
 
@@ -14,6 +12,9 @@ class GameModel(models.Model):
 		for player_id in players_id:
 			GameMembersModel(game_id = self.pk, player_id = player_id).save()
 		return self.pk
+
+	def start(self):
+		self.started = True
 	
 	def get_players_id(self):
 		return [game_player.player_id for game_player in GameMembersModel.objects.filter(game_id = self.pk)]