<?php
namespace App\Models\Inventory;
use App\Models\User;
use App\Traits\BelongsToStore;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;
class PurchaseOrder extends Model
{
    use BelongsToStore;
    protected $fillable = ['store_id','order_no','supplier_id','total_amount','status','items','audit_user_id','audit_at','remark','created_by'];
    protected function casts(): array { return ['total_amount'=>'decimal:2','status'=>'integer','items'=>'array','audit_at'=>'datetime']; }
    public function supplier(): BelongsTo { return $this->belongsTo(Supplier::class); }
    public function auditor(): BelongsTo { return $this->belongsTo(User::class, 'audit_user_id'); }
    public function creator(): BelongsTo { return $this->belongsTo(User::class, 'created_by'); }
}