/// <summary>
/// Sums both Income & Expense DataLists.
/// </summary>
public void UpdateData()
{
if (ExpenseDataList != null)
{
IncomeTotal = IncomeDataList.Sum(x => x.Amount);
ExpenseTotal = ExpenseDataList.Sum(x => x.Amount);
NetDifference = IncomeTotal - ExpenseTotal;
}
}
/// <summary>
/// Sums the Expense DataList Values. Sorts all Expense SubCategories.
/// </summary>
public void UpdateExpense()
{
ExpenseTotal = ExpenseDataList.Sum(x => x.Amount);
NetDifference = IncomeTotal - ExpenseTotal;
if (Expense.AllExpenseCategories != null)
{
Expense.AllExpenseCategories =
SortCategories(ExpenseDataList.ToList(), Expense.AllExpenseCategories);
}
}
/// <summary>
/// Sums AllSubCategories. Replaces the old list with a new one.
/// </summary>
public void SortCategories()
{
if (Income.AllIncomeCategories.Count > 0)
{
Income.AllIncomeCategories =
SortCategories(IncomeDataList.ToList(), Income.AllIncomeCategories);
}
if (Expense.AllExpenseCategories.Count > 0)
{
Expense.AllExpenseCategories =
SortCategories(ExpenseDataList.ToList(), Expense.AllExpenseCategories);
}
}
/// <summary>
/// Clears all the data from the DataLists and SubCategories.
/// </summary>
public void ClearData()
{
IncomeDataList.Clear();
ExpenseDataList.Clear();
SelectedIncome = new Income();
SelectedExpense = new Expense();
IncomeTotal = 0;
ExpenseTotal = 0;
NetDifference = 0;
IncomeSubCategoryDisplay.Clear();
ExpenseSubCategoryDisplay.Clear();
}
/// <summary>
/// Removes the selected Expense Column.
/// </summary>
public void RemoveExpense()
{
ExpenseDataList.Remove(SelectedExpense);
SelectedExpense = null;
}
/// <summary>
/// Adds a new Expense Column with Default Data.
/// </summary>
public void AddExpenseColumn()
{
ExpenseDataList.Add(new Expense("default", "New Expense", 0.0M, (uint)ExpenseDataList.Count + 1));
}
