from django.contrib.auth.models import User
from rest_framework import serializers
from .models import App, Room, Message

class UserSerializer(serializers.HyperlinkedModelSerializer):

    password = serializers.CharField(write_only=True)

    def create(self, validated_data):
        user = User.objects.create_user(
            username=validated_data['username'],
            password=validated_data['password'],
        )
        return user

    class Meta:
        model = User
        fields = ['id', 'username', 'password']

class AppSerializer(serializers.HyperlinkedModelSerializer):
    class Meta:
        model = App
        fields = ['id', 'name']

class RoomSerializer(serializers.HyperlinkedModelSerializer):
    class Meta:
        model = Room
        fields = ['id', 'name', 'app']

class MessageSerializer(serializers.HyperlinkedModelSerializer):

    user = UserSerializer()

    class Meta:
        model = Message
        fields = ['id', 'text', 'date', 'user', 'room', 'parent']