from rest_framework import serializers

from . import models


class ImageSerializer(serializers.ModelSerializer):
    """Serializer for model Image."""
    # REQUEST
    file = serializers.ImageField(source='image',
                                  write_only=True)

    # RESPONSE
    url = serializers.SerializerMethodField()


    class Meta:
        """Meta class"""
        model = models.Image
        fields = (
            'id',
            'file',
            'url'
        )

    def get_url(self, obj):
        """Get absolute URL path"""
        return obj.get_full_image_url(request=self.context.get('request'))