from rest_framework import serializers
from django.contrib.auth.models import User
from django.contrib.auth import authenticate

# User Serializer
class UserSerializer(serializers.ModelSerializer):
  class Meta:
    model = User
    fields = ('id', 'username', 'email')
    
# Register Serializer
class RegisterSerializer(serializers.ModelSerializer):
  class Meta:
    model = User
    fields = ('id', 'username', 'email', 'password')
    extra_kwargs = {'password': {'write_only': True}}
    
  def create(self, validated_data):
    user = User.objects.crate_user(validated_data['username'], validated_data['email'], validated_data['password'])
    return user
    
# Login Serializer
class LoginSerializer(serializer.Serializer):
  username = serializer.CharField()
  password = serilizaer.CharField()
  
  def validate(self, data):
    user = authenticate(**data)
    if user and suer.is_active:
      return user
    rais serializer.ValidateionError('Incorrect Credentials')