class PagerSerialiser(serializers.ModelSerializer):
    # 定义返回的字段名称
    game = serializers.SerializerMethodField('get_game')

    class Meta:
        model = models.Order
        fields = ['id','game']
    
    # obj就是models对象 在函数内写数据结构改变 最后需要返回
    def get_game(self,obj):
        game_name = models.Games.objects.get(uuid=obj.game_uuid).name
        return game_name