"""Equipment maintenance serializers."""

from rest_framework import serializers

from procurement.models import MaintenanceRecord


class MaintenanceRecordSerializer(serializers.ModelSerializer):
    """Сериализатор для записей обслуживания."""

    equipment_name = serializers.CharField(source="equipment.name", read_only=True)
    equipment_inventory = serializers.CharField(
        source="equipment.inventory_number", read_only=True
    )
    performed_by_name = serializers.CharField(
        source="performed_by.get_full_name", read_only=True
    )
    type_display = serializers.CharField(source="get_type_display", read_only=True)

    class Meta:
        model = MaintenanceRecord
        fields = [
            "id",
            "equipment",
            "equipment_name",
            "equipment_inventory",
            "date",
            "type",
            "type_display",
            "description",
            "cost",
            "performed_by",
            "performed_by_name",
            "next_maintenance_date",
            "created_at",
        ]
        read_only_fields = [
            "id",
            "created_at",
            "equipment_name",
            "equipment_inventory",
            "performed_by_name",
            "type_display",
        ]