from rest_framework import serializers
from .models import FeaturedService


class FeaturedServiceSerializer(serializers.ModelSerializer):
    """Serializer for FeaturedService model."""

    category_display = serializers.CharField(source='get_category_display', read_only=True)
    status_display = serializers.CharField(source='get_publish_status_display', read_only=True)
    moderator_status_display = serializers.CharField(source='get_moderator_status_display', read_only=True)
    ai_status_display = serializers.CharField(source='get_ai_status_display', read_only=True)
    submitter_username = serializers.CharField(source='submitter.username', read_only=True)
    region_name = serializers.CharField(source='region.name', read_only=True)

    class Meta:
        model = FeaturedService
        fields = ('id', 'name', 'description', 'region', 'region_name', 'category', 'category_display',
                  'address', 'contact', 'image', 'submitter', 'submitter_username',
                  'moderator_status', 'moderator_status_display', 'moderator_reviewer',
                  'moderator_reviewed_at', 'moderator_rejection_reason',
                  'ai_status', 'ai_status_display', 'ai_reviewed_at', 'ai_rejection_reason',
                  'publish_status', 'status_display', 'published_at', 'created_at', 'updated_at')
        read_only_fields = ('id', 'submitter', 'moderator_reviewer', 'moderator_reviewed_at',
                          'ai_reviewed_at', 'published_at', 'created_at', 'updated_at')


class FeaturedServiceCreateSerializer(serializers.ModelSerializer):
    """Serializer for creating featured services."""

    class Meta:
        model = FeaturedService
        fields = ('name', 'description', 'region', 'category', 'address', 'contact', 'image')

    def create(self, validated_data):
        validated_data['submitter'] = self.context['request'].user
        return super().create(validated_data)


class FeaturedServiceUpdateSerializer(serializers.ModelSerializer):
    """Serializer for updating featured services."""

    class Meta:
        model = FeaturedService
        fields = ('name', 'description', 'category', 'address', 'contact', 'image')


class FeaturedServiceReviewSerializer(serializers.Serializer):
    """Serializer for service review actions."""

    action = serializers.ChoiceField(choices=['approve', 'reject'])
    reason = serializers.CharField(required=False, allow_blank=True)


class FeaturedServiceListSerializer(serializers.ModelSerializer):
    """Simplified serializer for service list."""

    category_display = serializers.CharField(source='get_category_display', read_only=True)
    submitter_username = serializers.CharField(source='submitter.username', read_only=True)
    region_name = serializers.CharField(source='region.name', read_only=True)

    class Meta:
        model = FeaturedService
        fields = ('id', 'name', 'category', 'category_display', 'image',
                  'submitter', 'submitter_username', 'region', 'region_name',
                  'publish_status', 'created_at')
        read_only_fields = ('id', 'created_at')