'boolean','minimum_stock'=>'decimal:2','received_qty'=>'decimal:2','received_at'=>'date','posted_at'=>'datetime'];} public function warehouse(){return $this->belongsTo(Warehouse::class);} public function itemCode(){return $this->belongsTo(ItemCode::class);} public function barcodes(){return $this->hasMany(ItemBarcode::class);} public function movements(){return $this->hasMany(ItemMovement::class)->latest();} }