private async Task <bool> SaveLogViews(IEnumerable <LogView> logViewsToSave, bool showConfAndWaitDialogs = true)
{
var editedLogViewNames = string.Empty;
foreach (var logView in logViewsToSave)
{
editedLogViewNames += $"{logView.Name},{Environment.NewLine}";
}
if (!string.IsNullOrWhiteSpace(editedLogViewNames))
{
var dialogSettings = new MetroDialogSettings()
{
AffirmativeButtonText = "Yes",
NegativeButtonText = "No",
FirstAuxiliaryButtonText = "Cancel",
DefaultButtonFocus = MessageDialogResult.Affirmative,
};
editedLogViewNames = editedLogViewNames.Substring(0, editedLogViewNames.Length - 3);
var dialogResult = !showConfAndWaitDialogs ? MessageDialogResult.Affirmative : await _dialogCoordinator.ShowMessageAsync(this, "Save Log Views", $"Would you like to save changes to the following log views?{Environment.NewLine + Environment.NewLine + editedLogViewNames}", MessageDialogStyle.AffirmativeAndNegativeAndSingleAuxiliary, dialogSettings);
if (dialogResult == MessageDialogResult.Affirmative)
{
var minWaitTime = !showConfAndWaitDialogs ? 0 : 300;
var progressController = !showConfAndWaitDialogs ? null : await _dialogCoordinator.ShowProgressAsync(this, "Saving Log Views", "Preparing...");
progressController?.SetIndeterminate();
var failedLogViews = string.Empty;
await Task.Run(async() =>
{
foreach (var logView in logViewsToSave)
{
try
{
progressController?.SetMessage($"Saving log view \"{logView.Name}\"...");
await Task.WhenAll(SettingsService.AddOrUpdateLogView(logView), Task.Delay(minWaitTime));
logView.IsEdited = false;
}
catch
{
failedLogViews += logView.Name + $",{Environment.NewLine}";
}
}
SettingsService.SaveSettings();
});
if (progressController != null)
{
await progressController.CloseAsync();
}
if (!string.IsNullOrWhiteSpace(failedLogViews))
{
await _dialogCoordinator.ShowMessageAsync(this, "Save Failed", $"{AppInfo.BaseAppInfo.AppName} failed to save the following log views:{Environment.NewLine + Environment.NewLine + failedLogViews}");
}
}
else if (dialogResult == MessageDialogResult.Negative)
{
//If user declines to save log views, reload them to discard in-memory changes
var tasks = new List <Task <ServiceOperationResult> >();
foreach (var logView in logViewsToSave)
{
tasks.Add(SettingsService.ReloadLogView(logView));
}
await Task.WhenAll(tasks);
}
else if (dialogResult == MessageDialogResult.FirstAuxiliary)
{
return(false);
}
}
return(true);
}
