protected override void OnNavigatedTo(NavigationEventArgs e)
{
var oldViewModel = (BaseViewModel)e.Parameter;
this.ViewModel.CurrentEmployee = oldViewModel?.CurrentEmployee;
try
{
this.ViewModel.RetrieveAllInventoryItems();
}
catch (Exception)
{
DbError.showErrorWindow();
}
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
var oldViewModel = (EmployeeManagementViewModel)e.Parameter;
this.ViewModel.CurrentEmployee = oldViewModel?.CurrentEmployee;
this.ViewModel.SelectedEmployee = oldViewModel?.SelectedEmployee;
try
{
this.ViewModel.RetrieveEmployeeHistory();
}
catch (Exception)
{
DbError.showErrorWindow();
}
}
protected override void OnNavigatedTo(NavigationEventArgs e)
{
var oldViewModel = (InventoryViewModel)e.Parameter;
this.ViewModel.CurrentEmployee = oldViewModel?.CurrentEmployee;
this.ViewModel.SelectedInventoryItem = oldViewModel?.SelectedInventoryItem;
try
{
this.ViewModel.GetSelectedItemHistorySummary();
}
catch (Exception)
{
DbError.showErrorWindow();
}
}
private void loginButton_Click(object sender, RoutedEventArgs e)
{
try
{
if (this.ViewModel.ValidateLoginCredentials(this.usernameTextBox.Text, this.passwordBox.Password))
{
Frame.Navigate(typeof(MainPage), this.ViewModel);
}
else
{
this.usernameTextBox.BorderBrush = new SolidColorBrush(Colors.Red);
this.passwordBox.BorderBrush = new SolidColorBrush(Colors.Red);
this.usernameTextBox.PlaceholderText = "Invalid Username";
this.passwordBox.PlaceholderText = "Invalid Password";
}
}
catch (Exception)
{
DbError.showErrorWindow();
}
}
private async void addButton_Click(object sender, RoutedEventArgs e)
{
var dialog = new ContentDialog
{
Title = "Confirm",
Content = $"Are you sure you want to add this item?",
CloseButtonText = "Cancel",
PrimaryButtonText = "Confirm"
};
var result = await dialog.ShowAsync();
if (result == ContentDialogResult.Primary)
{
try
{
this.ViewModel.AddInventoryItem();
Frame.Navigate(typeof(ViewInventoryPage), this.ViewModel);
}
catch (Exception)
{
DbError.showErrorWindow();
}
}
}
private async void removeItemButton_Click(object sender, RoutedEventArgs e)
{
var dialog = new ContentDialog
{
Title = "Confirm",
Content = $"Are you sure you want to remove this item?",
CloseButtonText = "Cancel",
PrimaryButtonText = "Confirm"
};
var result = await dialog.ShowAsync();
if (result == ContentDialogResult.Primary)
{
try
{
this.ViewModel.RemoveInventoryItem();
this.ViewModel.RetrieveAllInventoryItems();
}
catch (Exception)
{
DbError.showErrorWindow();
}
}
}