public override async void Activate(object parameter, NavigationMode navigationMode)
{
base.Activate(parameter, navigationMode);
await _fileService.IsInitialized.Task;
ShouldShowPlaceholder = FileGroups.Any(x => x.Files.Any()) ? Visibility.Collapsed : Visibility.Visible;
}
private async void DeleteFile(BindableStorageFile item)
{
FileService.FileLocation location = _fileService.GetFileLocation(item);
await _fileService.DeleteFileAsync((StorageFile)item.BackingFile, location);
if (item == ActiveFile)
{
ActiveFile = null;
}
ShouldShowPlaceholder = FileGroups.Any(x => x.Files.Any()) ? Visibility.Collapsed : Visibility.Visible;
}
private async Task OpenFile(StorageFile file)
{
bool isValid = await _fileService.ValidateFileAsync(file);
if (!isValid)
{
MessageDialog dialog = new MessageDialog("The file you tried to open was not formatted correctly. Are you sure it's a two-column comma-delimited file?", "Unable to read file");
await dialog.ShowAsync();
return;
}
AddFileDialogOutput output = await ShowAddFileDialog(file.Name);
if (output == null)
{
return;
}
string contents = await FileIO.ReadTextAsync(file);
ActiveFile = await _fileService.SaveAndEncryptFileAsync(contents, output.FileName, output.Password);
ShouldShowPlaceholder = FileGroups.Any(x => x.Files.Any()) ? Visibility.Collapsed : Visibility.Visible;
_codeDictionary = await GetCodes(output.Password);
}