private void OnPriceLevelSelected(object sender, SelectionChangedEventArgs e)
{
if (e.AddedItems.Count == 0)
{
lbLevelDates.Items.Clear();
_currentLevel = null;
return;
}
_currentLevel = (DbPriceLevel)e.AddedItems[0];
btnRestoreLevel.IsEnabled =
btnRemoveLevel.IsEnabled = true;
if (_currentLevel.Id == "nil")
{
lbLevelDates.Items.Clear();
btnRestoreLevel.IsEnabled =
btnRemoveLevel.IsEnabled = false;
}
else
{
DbPriceLevel obj = null;
MainWindow.HandleException(() => obj = _controller.GetPriceLevelById(_currentLevel.Id));
if (obj != null)
{
lbLevelDates.Items.Clear();
foreach (var date in obj.ConfirmedDates)
{
lbLevelDates.Items.Add(date.ToLocalTime().ToString("dd MMM yyyy, HH:mm"));
}
}
}
}
public PriceLevelWindow()
{
_timer = new System.Windows.Forms.Timer();
_timer.Interval = 60000;
_timer.Tick += OnTimerTick;
InitializeComponent();
NullLevel = new DbPriceLevel {
Id = "nil", PriceStr = "<..>"
};
_controller = new PriceLevelController();
}
public DbPriceLevel GetPriceLevelById(string id)
{
DbPriceLevel level = null;
var res = _dbRepo.GetPriceLevelById(id);
if (res.Length > 0)
{
level = new DbPriceLevel {
Id = id, Price = res[0].Price
};
level.ConfirmedDates.AddRange(res.Select(x => x.Date2.Value));
}
return(level);
}
private void DrawPriceLevel(DbPriceLevel level)
{
var points = new PointPairList();
zedPrice.GraphPane.AddCurve(level.Id, points, Color.Red, SymbolType.None);
var dt1 = level.ConfirmedDates[0];
var dt2 = level.Date2;
while (dt1 < dt2)
{
points.Add(new XDate(dt1), level.Price);
dt1 = dt1.AddMinutes(1);
}
}
private void OnRemoveLevelClick(object sender, RoutedEventArgs e)
{
if (_currentLevel == null)
{
MainWindow.Warning("Select active level.");
return;
}
if (cbDelete.IsChecked.Value)
{
var result = MessageBox.Show("Are you confirm permanently removing price from the database?", "Warning", MessageBoxButton.OKCancel, MessageBoxImage.Warning);
if (result == MessageBoxResult.Cancel)
{
return;
}
}
var btn = (Button)sender;
btn.IsEnabled = false;
_controller.RemovePriceLevelAsync(_currentLevel.Id, _mainWnd, cbDelete.IsChecked.Value, () =>
{
var level = _currentLevel;
PriceLevel = _currentLevel;
PriceRemoved(this, null);
lbActiveLevels.Items.Remove(_currentLevel);
if (!cbDelete.IsChecked.Value)
{
lbInactiveLevels.Items.Add(level);
}
},
() =>
{
cbDelete.IsChecked = false;
btn.IsEnabled = true;
_currentLevel = null;
});
}
private void OnRestoreLevelClick(object sender, RoutedEventArgs e)
{
if (_currentLevel == null)
{
MainWindow.Warning("Select active or inactive level.");
return;
}
var btn = (Button)sender;
btn.IsEnabled = false;
_controller.RestorePriceLevelAsync(_currentLevel.Id, _mainWnd, () =>
{
PriceLevel = _currentLevel;
PriceCreated(this, null);
lbActiveLevels.Items.Add(_currentLevel);
lbInactiveLevels.Items.Remove(_currentLevel);
},
() =>
{
btn.IsEnabled = true;
_currentLevel = null;
});
}
