sam-api/app/Models/Orders/Order.php

<?php

namespace App\Models\Orders;

use App\Models\Items\Item;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;

/**
 * @mixin IdeHelperOrder
 */
class Order extends Model
{
    use SoftDeletes;

    // 주문(견적/수주/발주 메인)
    protected $table = 'orders';

    protected $fillable = [
        'tenant_id', 'order_no', 'order_type_code', 'status_code', 'category_code', 'item_id',
        'received_at', 'writer_id', 'client_id', 'client_contact', 'site_name', 'quantity', 'delivery_date',
        'delivery_method_code', 'memo',
    ];

    // 상세(라인)
    public function items()
    {
        return $this->hasMany(OrderItem::class);
    }

    // 이력
    public function histories()
    {
        return $this->hasMany(OrderHistory::class);
    }

    // 버전관리
    public function versions()
    {
        return $this->hasMany(OrderVersion::class);
    }

    // 품목 (통합 items 테이블)
    public function item()
    {
        return $this->belongsTo(Item::class, 'item_id');
    }
}