Generateurv2/backend/api/users/serializers.py

from rest_framework.serializers import ModelSerializer, SerializerMethodField

from room.serializers import RoomUserSerializer
from .models import CustomUser


class UserSerializer(ModelSerializer):
    room = SerializerMethodField()
    class Meta:
        model = CustomUser
        fields = ('email', 'last_login', 'date_joined', 'is_staff', 'username', "id_code", 'room', 'first_name', 'last_name')
        
    def get_room(self, obj):
        try: 
            return RoomUserSerializer(obj.room_set.all(), many=True, context={'userId': obj.id_code}).data
        except:
            return RoomUserSerializer(obj.room_set.all(), many=True).data
    
    
class UserEditSerializer(ModelSerializer):
    class Meta:
        model = CustomUser
        fields = ('email', 'username', 'last_name', 'first_name')