public async void DeleteBill(int id)
{
await BillService.DeleteAsync(id);
var item = Bills.Single(b => b.Id == id);
Bills.Remove(item);
StateHasChanged();
}
private void ListBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (!BillMenuOpened)
{
ListBox list = (ListBox)sender;
if (list.SelectedIndex > -1)
{
BillMenuOpened = true;
DBConnection.Bill BillItem = (DBConnection.Bill)list.SelectedItem;
Bill_Overview BO = new Bill_Overview(_DBConnection, BillItem);
BO.Owner = this;
BO.ShowDialog();
switch (BO.HasChanges)
{
case BillCloseOption.Cancel:
break;
case BillCloseOption.Delete:
Bills.Remove(BillItem);
_DBConnection.DB_RemoveBill(BillItem.Id);
RefreshBillListItems();
CalculateReviews();
_DBConnection.RefreshTemplates();
break;
case BillCloseOption.Save:
_DBConnection.DB_UpdateBill(BO.Bill);
for (int i = 0; i < Bills.Count; i++)
{
if (Bills[i] == BillItem)
{
Bills[i] = BO.Bill;
break;
}
}
RefreshBillListItems();
CalculateReviews();
_DBConnection.RefreshTemplates();
break;
}
list.SelectedIndex = -1;
}
}
else
{
BillMenuOpened = !BillMenuOpened;
}
}
public async void DeleteBill()
{
var response = await Dal.DeleteAsync(RestUrl + _selectedBill.IdBill);
if (response.IsSuccessStatusCode)
{
Revenue -= _selectedBill.Car.Price - _selectedBill.Discount;
RaisePropertyChanged("Revenue");
Bills.Remove(_selectedBill);
RaisePropertyChanged("Calculate");
RaisePropertyChanged("DeleteBill");
SelectedBill = new Bill();
}
}
public void DeleteBill(int billId)
{
var billingItems = BillingItems.Where(b => b.BillId == billId).ToList();
if (!billingItems.Any())
{
BillingItems.RemoveRange(billingItems);
}
var bill = Bills.Single(b => b.BillId == billId);
if (bill == null)
{
throw new Exception($"Not able find the bill for billId {billId}");
}
Bills.Remove(bill);
SaveChanges();
}
/// <summary>
/// Withdraw an amount of money from the register.
/// </summary>
/// <param name="amount">Amount of money to be withdrawn.</param>
/// <returns>Response message for display to user.</returns>
public Response Withdraw(int amount)
{
Response response = new Response();
if (amount > 0)
{
// amount = 100 * (amount / 100) + 50 * (amount / 50) + 20 * (amount / 20) + 10 * (amount / 10) + 5 * (amount / 5) + 1 * (amount / 1)
List <BillBase> sieve = Bills.OrderByDescending(item => item.Value).ToList();
if (sieve.Count == 0)
{
response.Message += "\n";
response.Message += "Failure: Insufficient Funds";
response.Message += "\n";
return(response);
}
int remainingAmount = amount;
List <BillBase> withdraw = new List <BillBase>();
while (remainingAmount != 0)
{
BillBase biggestBill = sieve.FirstOrDefault();
if (biggestBill != null)
{
if (remainingAmount - biggestBill.Value < 0)
{
sieve.RemoveAll(item => item.Code == biggestBill.Code);
}
else
{
withdraw.Add(biggestBill);
sieve.Remove(biggestBill);
remainingAmount -= biggestBill.Value;
}
}
else
{
response.Message += "\n";
response.Message += "Failure: Insufficient Funds";
response.Message += "\n";
return(response);
}
}
if (remainingAmount == 0)
{
response.Message += "\n";
response.Message += "Success: Dispensed $" + Convert.ToString(amount);
response.Message += "\n";
foreach (BillBase bill in withdraw)
{
Bills.Remove(bill);
}
response.Message += FullInventory().Message;
}
}
return(response);
}