public Boolean Save(out List<string> errors, out List<string> warnings, Boolean ignoreWarnings = false)
{
Boolean result = false;
Validate(out errors, out warnings);
if (errors.Count == 0 && (ignoreWarnings || warnings.Count == 0))
{
try
{
var db = new BudgetEntities();
if (Mode == TransactionEntryWindow.ModeValues.Add)
{
// add the transaction
var transaction = new Transaction();
transaction.Guid = Guid.NewGuid();
transaction = PopulateObject(transaction, db);
db.Transactions.Add(transaction);
db.SaveChanges();
result = true;
}
else if (Mode == TransactionEntryWindow.ModeValues.Edit)
{
// update the transaction
var transaction = (from t in db.Transactions
where t.Guid == TransationID
select t).Single();
transaction = PopulateObject(transaction, db);
db.SaveChanges();
result = true;
}
else
{
throw new InvalidOperationException("Invalid mode specified.");
}
}
catch (Exception ex)
{
errors.Add(ex.Message);
}
}
return result;
}
private Transaction PopulateObject(Transaction transaction, BudgetEntities db)
{
transaction.Date = Date.Value;
transaction.Amount = Double.Parse(Amount, NumberStyles.Currency);
transaction.Payee = Payee.Guid;
transaction.Account = Account.Guid;
transaction.Notes = Notes;
transaction.CheckNumber = CheckNumber;
// clear transaction categories
foreach (var transactionCategory in transaction.TransactionCategories.ToList())
{
db.TransactionCategories.Remove(transactionCategory);
}
// add the transaction categories
foreach (DictionaryEntry item in Budget)
{
var transactionCategory = new TransactionCategory();
transactionCategory.Guid = Guid.NewGuid();
transactionCategory.Amount = Double.Parse(item.Value.ToString(), NumberStyles.Currency);
transactionCategory.Category = ((Category)item.Key).Guid;
transaction.TransactionCategories.Add(transactionCategory);
}
return transaction;
}