public static CsvImport TransactionsFromCsv(string filePath, DateTime?currentDate, int dateCol, int amountCol, int payeeCol, DirectionBehavior db)
{
CsvImport ci = new CsvImport();
ci.it = new List <TransactionModel>();
ci.status = CsvImport.successStatus;
// open csv file
var parser = new Microsoft.VisualBasic.FileIO.TextFieldParser(filePath);
parser.TextFieldType = Microsoft.VisualBasic.FileIO.FieldType.Delimited;
parser.SetDelimiters(new string[] { "," });
// for each row
int line = 0;
while (!parser.EndOfData)
{
line++;
string[] row = parser.ReadFields();
// skip if not enough columns in this row
if (row.Length - 1 < Math.Max(Math.Max(dateCol, amountCol), payeeCol))
{
ci.it = null;
ci.status = $"Not enough columns ({row.Length}) for import on line {line}";
return(ci);
}
// set date
TransactionModel t = new TransactionModel();
t.Payee = "";
t.Category = "";
t.Custom_notes = "";
if (currentDate != null)
{
t.Date = (DateTime)currentDate;
}
else
{
try
{
t.Date = Convert.ToDateTime(row[dateCol]);
}
catch
{
ci.it = null;
ci.status = $"Invalid date ({row[dateCol]}) on line {line}";
return(ci);
}
}
// set payee
t.Payee = row[payeeCol];
// set amount based off of direction format
try
{
switch (db)
{
case DirectionBehavior.Inflow:
t.Amount = Math.Abs(Convert.ToDecimal(row[amountCol].Replace("$", "")));
break;
case DirectionBehavior.Outflow:
t.Amount = -Math.Abs(Convert.ToDecimal(row[amountCol].Replace("$", "")));
break;
case DirectionBehavior.Both:
t.Amount = Convert.ToDecimal(row[amountCol].Replace("$", ""));
break;
}
if (t.Amount == 0)
{
continue;
}
}
catch
{
ci.it = null;
ci.status = $"Invalid amount ({row[amountCol]}) on line {line}";
return(ci);
}
ci.it.Add(t);
}
return(ci);
}
// Updates DB when transaction cells are edited by user
private void Transactions_CellEditEnding(object sender, DataGridCellEditEndingEventArgs e)
{
if (e.EditAction == DataGridEditAction.Commit)
{
// Need to get the new user-edited value with a switch statement
var c = e.Column as DataGridBoundColumn;
if (c != null)
{
TransactionModel editedTransaction = (TransactionModel)e.Row.DataContext;
int rowIndex = e.Row.GetIndex();
var el = e.EditingElement as TextBox;
var changedColumn = (c.Binding as Binding).Path.Path;
try
{
switch (changedColumn)
{
case "Date":
DateTime d;
try
{
d = Convert.ToDateTime(el.Text);
}
catch
{
// error parsing
this.Recent_Transactions.CancelEdit();
return;
}
if (d.CompareTo(System.DateTime.Now) > 0)
{
// cannot use a future date
this.Recent_Transactions.CancelEdit();
return;
}
editedTransaction.Date = d;
break;
case "Amount":
Decimal a;
try
{
a = Convert.ToDecimal(el.Text.Replace("$", ""));
}
catch
{
// error parsing
this.Recent_Transactions.CancelEdit();
return;
}
//Created bug; unable to maintain an outflow transaction on edit
//if (a <= 0)
//{
// // amount cannot be negative
// this.Recent_Transactions.CancelEdit();
// return;
//}
editedTransaction.Amount = a;
break;
case "Payee":
editedTransaction.Payee = el.Text;
if (el.Text == "")
{
// payee cannot be blank
this.Recent_Transactions.CancelEdit();
return;
}
break;
case "Category":
editedTransaction.Category = el.Text;
break;
case "Custom_notes":
editedTransaction.Custom_notes = el.Text;
break;
default:
// not allowed to change balance, return now
return;
}
// save edited transaction to DB and refresh UI
viewModel.UpdateTransaction(editedTransaction);
BalanceLabel.GetBindingExpression(Label.ContentProperty).UpdateTarget();
}
catch
{
return;
}
}
}
}
