game: add: goal statistic

games/serializers.py

@@ -1,17 +1,23 @@
 from rest_framework import serializers
+
+from django.contrib.auth.models import User
+from django.db.models import QuerySet
+
 from .models import GameModel, GameMembersModel
 
 class GameSerializer(serializers.ModelSerializer):
 
-    players_id = serializers.SerializerMethodField()
+    players = serializers.SerializerMethodField()
     winner_id = serializers.ReadOnlyField()
     state = serializers.SerializerMethodField()
     started = serializers.ReadOnlyField()
     finished = serializers.ReadOnlyField()
+    start_timestamp = serializers.ReadOnlyField()
+    stop_timestamp = serializers.ReadOnlyField()
 
     class Meta:
         model = GameModel
-        fields = ["id", "winner_id", "state", "started", "finished", "players_id"]
+        fields = ["id", "winner_id", "state", "started", "finished", "players", "start_timestamp", "stop_timestamp"]
 
     def get_state(self, instance: GameModel):
         if (instance.finished):
@@ -20,6 +26,20 @@ class GameSerializer(serializers.ModelSerializer):
             return "started"
         return "waiting"
 
-    def get_players_id(self, instance: GameModel):
-        players_id = [player_game.player_id for player_game in GameMembersModel.objects.filter(game_id = instance.pk)]
-        return players_id
+    def get_players(self, instance: GameModel):
+        players_data: list = []
+        for player_id in instance.get_players_id():
+            query: QuerySet = User.objects.filter(pk = player_id)
+            username: str = "Deleted User"
+            if (query.exists()):
+                username = query[0].username
+            
+            data: dict = {
+                "id": player_id,
+                "username": username,
+                "score": instance.get_score_by_player_id(player_id)
+            }
+            
+            players_data.append(data)
+        
+        return players_data