core: recreation of tournament view by using

queryset

tournament/serializers.py

@@ -0,0 +1,19 @@
+from rest_framework import serializers
+from .models import TournamentModel
+
+class TournamentSerializer(serializers.ModelSerializer):
+
+	levels = serializers.SerializerMethodField()
+
+	class Meta:
+		model = TournamentModel
+		fields = ["name", "nb_players", "nb_players_by_game", "level", "started", "finished", "levels"]
+
+	def get_levels(self, instance):
+		levels: [[int]] = []
+		for i in range(instance.level):
+			level: [int] = instance.get_games_id_by_level(i)
+			if (level == []):
+				break
+			levels.append(level)
+		return levels