from rest_framework import serializers
from producers_sub_categories.models.producers_sub_categories import ProducersSubCategories

class ProducersSubCategoriesSerializer(serializers.ModelSerializer):
    id = serializers.ReadOnlyField()
    image_url_path = serializers.SerializerMethodField('get_image_url')

    class Meta:
        model = ProducersSubCategories
        fields = ['id', 'name', 'image_url','image_url_path', 'category', 'is_active']
        read_only_fields = ['id']

    def get_image_url(self, obj):
        request = self.context.get("request")
        if obj.image_url and hasattr(obj.image_url, 'url'):
            return request.build_absolute_uri(obj.image_url.url)
        return None