private void LoadEditQuantityScreen(QuantityAdjustment adjustment)
{
PushViewModel(new AdjustQuantityViewModel(ViewModelChanger, adjustment)
{
CurrentUser = CurrentUser
});
}
/// <summary>
/// To be used when updating quantity adjustment explanation
/// </summary>
/// <param name="viewModelChanger"></param>
/// <param name="adjustment"></param>
public AdjustQuantityViewModel(IChangeViewModel viewModelChanger, QuantityAdjustment adjustment) : base(viewModelChanger)
{
WasAdjustedForStockPurchase = adjustment.WasAdjustedForStockPurchase;
Quantity = adjustment.AmountChanged;
_isCreating = false;
_adjustment = adjustment;
Explanation = adjustment.Explanation;
Title = "Edit";
}
private void CreateOrSaveItem()
{
var item = _currentItemBeingEdited != null ? _currentItemBeingEdited : new InventoryItem();
// validate
bool didValidate = true;
string errorMessage = "";
if (!string.IsNullOrWhiteSpace(BarcodeNumber))
{
var loadedItem = InventoryItem.LoadItemByBarcode(BarcodeNumber);
if (loadedItem != null && (_isCreating || (!_isCreating && _inventoryItemID != loadedItem.ID)))
{
didValidate = false;
errorMessage = "Barcode already exists for item named " + loadedItem.Name;
}
}
if (didValidate)
{
// create/save
item.Name = Name;
item.Description = Description;
item.Type = _selectedItemTypeIndex != -1 ? _itemTypes[_selectedItemTypeIndex] : null;
decimal cost = 0m;
bool didParse = Decimal.TryParse(Cost, out cost);
item.Cost = didParse ? cost : 0m;
item.CostCurrency = _currencies[_selectedCostCurrencyIndex];
decimal profit = 0m;
didParse = Decimal.TryParse(ProfitPerItem, out profit);
item.ProfitPerItem = didParse ? profit : 0m;
item.ProfitPerItemCurrency = _currencies[_selectedProfitCurrencyIndex];
item.BarcodeNumber = BarcodeNumber;
item.PicturePath = "";
if (_isCreating) // any further adjustments have to be made via the adjust quantity screen
{
item.Quantity = Quantity;
}
var userID = CurrentUser != null ? CurrentUser.ID : 1;
if (_isCreating)
{
item.CreateNewItem(userID);
QuantityAdjustment.UpdateQuantity(Quantity, item.ID, userID, "Initial quantity", false);
_createdItemListener?.CreatedInventoryItem(item);
}
else
{
item.ID = _inventoryItemID;
item.SaveItemUpdates(userID);
}
PopViewModel();
}
else if (!string.IsNullOrWhiteSpace(errorMessage))
{
MessageBox.Show(errorMessage, "Error!", MessageBoxButton.OK);
}
}
private void AdjustQuantity()
{
if (IsCreating)
{
var difference = Quantity - _item.Quantity;
var userID = CurrentUser != null ? CurrentUser.ID : 1;
var wasAdjusted = CanMarkAdjustedForStockPurchase ? WasAdjustedForStockPurchase : false;
QuantityAdjustment.UpdateQuantity(difference, _item.ID, userID, Explanation, wasAdjusted);
_item.AdjustQuantityByAmount(difference);
_item.Quantity = Quantity;
ReturnToPreviousScreen();
}
else
{
_adjustment.Explanation = Explanation;
_adjustment.WasAdjustedForStockPurchase = WasAdjustedForStockPurchase;
_adjustment.SaveUpdates();
ReturnToPreviousScreen();
}
}
public ViewQuantityAdjustmentsViewModel(IChangeViewModel viewModelChanger, InventoryItem item) : base(viewModelChanger)
{
_adjustments = QuantityAdjustment.LoadQuantityAdjustments(item);
}
