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


class UserSerializer(serializers.ModelSerializer):
    password = serializers.CharField(max_length=65, min_length=8, write_only=True)
    email = serializers.EmailField(max_length=255)
    first_name = serializers.CharField(max_length=255)
    last_name = serializers.CharField(max_length=255)

    class Meta:
        model = User
        fields = ["username", "first_name", "last_name", "email", "password"]

    def validate(self, attrs):

        email = attrs.get("email", "")
        if User.objects.filter(email=email).exists():
            raise serializers.ValidationError({"error": "Email is already in use"})
        return super().validate(attrs)

    def create(self, validated_data):
        return User.objects.create_user(**validated_data)


class LoginSerializer(serializers.ModelSerializer):
    password = serializers.CharField(max_length=65)
    username = serializers.CharField(max_length=255)

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