async Task Save()
{
if (String.IsNullOrWhiteSpace(Credit.creditID))
{
await _pageService.DisplayAlert("Error", "Please enter CreditID", "OK");
return;
}
if (Credit.id == 0)
{
await _creditStore.AddCredit(Credit);
CreditAdded?.Invoke(this, Credit);
}
else
{
await _creditStore.UpdateCredit(Credit);
CreditUpdated?.Invoke(this, Credit);
}
await _pageService.PopModalAsync();
}
/// <summary>
/// Add a credit.
/// </summary>
/// <param name="accountGuid">GUID of the account.</param>
/// <param name="amount">Amount of the credit (zero or greater).</param>
/// <param name="isCommitted">Indicates if the transaction has already been commited to the current committed balance.</param>
/// <param name="summarizedBy">GUID of the entry that summarized this entry.</param>
/// <param name="notes">Notes for the transaction.</param>
/// <returns>String containing the GUID of the newly-created entry.</returns>
public string AddCredit(string accountGuid, decimal amount, string notes = null, string summarizedBy = null, bool isCommitted = false)
{
if (String.IsNullOrEmpty(accountGuid))
{
throw new ArgumentNullException(nameof(accountGuid));
}
if (amount < 0)
{
throw new ArgumentException("Amount must be zero or greater.");
}
Account a = GetAccountByGuid(accountGuid);
if (a == null)
{
throw new KeyNotFoundException("Unable to find account with GUID " + accountGuid + ".");
}
Entry entry = null;
try
{
LockAccount(accountGuid);
entry = new Entry(accountGuid, EntryType.Credit, amount, notes, summarizedBy, isCommitted);
entry = _ORM.Insert <Entry>(entry);
return(entry.GUID);
}
finally
{
UnlockAccount(accountGuid);
if (entry != null)
{
Task.Run(() => CreditAdded?.Invoke(this, new EntryEventArgs(a, entry)));
}
}
}
private void When(CreditAdded creditAdded)
{
_credit = _credit.Add(creditAdded.Credit);
}
