changeOrderItemCheck method
Implementation
changeOrderItemCheck(
bool newVal,
int itemIndex,
int deliveryIndex,
int orderIndex,
) async {
isUpdating.value = true;
viewState
.value
.data
?.orderLists[orderIndex]
.orderDeliveries[deliveryIndex]
.orderItems[itemIndex]
.isChecked = newVal;
await calculatePrice();
}