# api/serializers.py
from rest_framework import serializers
from django.contrib.auth import get_user_model
from .models import Link, LinkGroup

User = get_user_model()

class RegisterSerializer(serializers.ModelSerializer):
    password = serializers.CharField(write_only=True)

    class Meta:
        model = User
        fields = ('username', 'email', 'password')

    def create(self, validated_data):
        user = User(
            username=validated_data['username'],
            email=validated_data.get('email', '')
        )
        user.set_password(validated_data['password'])
        user.save()
        return user

class LinkGroupSerializer(serializers.ModelSerializer):
    class Meta:
        model = LinkGroup
        fields = ('id', 'name', 'order')
        read_only_fields = ('id',)

class LinkSerializer(serializers.ModelSerializer):
    class Meta:
        model = Link
        fields = ('id', 'title', 'url', 'icon', 'order', 'group')
        read_only_fields = ('id', 'owner')