private void CalculateExpenses()
{
ExpensesMoneyItems = new ObservableCollection <Transaction>(ExpensesItems.Where(a => a.Type == TransactionType.Expense));
TotalExpenses = ExpensesMoneyItems.Sum(a => a.Amount);
RaisePropertyChanged(nameof(TotalExpenses));
RaisePropertyChanged(nameof(ExpensesMoneyItems));
}
private void ApplyDateTimeFilter()
{
ExpensesItems.Clear();
var datePeriodItems = db.GetItems(FilterStartDateTime, FilterEndDateTime);
foreach (var datePeriodItem in datePeriodItems)
{
ExpensesItems.Add(datePeriodItem);
}
RaisePropertyChanged(nameof(ExpensesItems));
}
private void SearchActivate(object args)
{
ExpensesItems.Clear();
SearchEventArgs searchArgs = args as SearchEventArgs;
var searchItems = db.FindByKey(searchArgs.Keyword, searchArgs.Sections);
foreach (var searchItem in searchItems)
{
ExpensesItems.Add(searchItem);
}
RaisePropertyChanged(nameof(ExpensesItems));
}
private void LoadBase()
{
var baseItems = db.GetItems();
ExpensesItems.Clear();
foreach (var transaction in baseItems)
{
ExpensesItems.Add(transaction);
if (!SourceItems.Contains(transaction.MoneySource))
{
SourceItems.Add(transaction.MoneySource);
}
}
RaisePropertyChanged(nameof(ExpensesItems));
}
