from rest_framework import serializers
from core.apps.evaluation.models import ValuationModel

class BaseValuationSerializer(serializers.ModelSerializer):
    status_display = serializers.CharField(source="get_status_display", read_only=True)
    evaluation_type_display = serializers.CharField(source="get_evaluation_type_display", read_only=True)
    payment_status_display = serializers.CharField(source="get_payment_status_display", read_only=True)
    customer_name = serializers.CharField(source="customer.__str__", read_only=True)

    class Meta:
        model = ValuationModel
        fields = [
            "id",
            "conclusion_number",
            "customer",
            "customer_name",
            "evaluation_purpose",
            "evaluation_type",
            "evaluation_type_display",
            "status",
            "status_display",
            "created_at",
        ]

class ListValuationSerializer(BaseValuationSerializer):
    class Meta(BaseValuationSerializer.Meta):
        fields = BaseValuationSerializer.Meta.fields + [
            "final_price",
            "payment_status_display",
        ]

class RetrieveValuationSerializer(BaseValuationSerializer):
    created_by_name = serializers.CharField(source="created_by.get_full_name", read_only=True)
    assigned_to_name = serializers.CharField(source="assigned_to.get_full_name", read_only=True)

    class Meta(BaseValuationSerializer.Meta):
        fields = BaseValuationSerializer.Meta.fields + [
            "property_owner",
            "created_by",
            "created_by_name",
            "assigned_to",
            "assigned_to_name",
            "evaluation_subtype",
            "estimated_price",
            "final_price",
            "payment_status",
            "payment_status_display",
            "is_courier_delivery",
            "courier_extra_amount",
            "notes",
            "updated_at",
        ]

class CreateValuationSerializer(BaseValuationSerializer):
    class Meta(BaseValuationSerializer.Meta):
        fields = [
            "customer",
            "property_owner",
            "evaluation_purpose",
            "evaluation_type",
            "evaluation_subtype",
            "is_courier_delivery",
            "notes",
        ]