'date']; public function salesOrder() { return $this->belongsTo(SalesOrder::class); } public function customer() { return $this->belongsTo(Customer::class); } public function warehouse() { return $this->belongsTo(Warehouse::class); } public function items() { return $this->hasMany(DeliveryNoteItem::class); } public function dispatchedBy() { return $this->belongsTo(\App\Models\User::class, 'dispatched_by'); } }