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)
    title = serializers.CharField()
    orientation = serializers.ChoiceField(choices=models.Image.ORIENTATIONS,
                                          write_only=True)

    # RESPONSE
    url = serializers.ImageField(source='image',
                                 read_only=True)
    orientation_display = serializers.CharField(source='get_orientation_display',
                                                read_only=True)

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