private void Delete_Click(object sender, RoutedEventArgs e)
{
Resource item = this.SelectedBlock.Tag as Resource;
this.SelectedBlock = null;
UIHelper.ShowWarningDialogAsync(t =>
{
if (Database.Current.DeleteResource(this.ResType, item.FullName))
{
this.Items.Remove(item);
if (item.IsAvailable)
{
string fileName = item.FullName;
if (this.ResType == ResourceType.Songs)
{
fileName += ".mp3";
}
AsyncHelper.RunSync(() => Library.DeleteResourceAsync(this.ResType, fileName));
}
}
else
{
UIHelper.ShowMessageDialogAsync("Ресурс " + item.FullName + " используется в дневнике и не может быть удалён");
}
});
}
private void SelectedBlock_TextEdited(object sender, TextEditedEventArgs e)
{
try
{
EditableTextBlock block = sender as EditableTextBlock;
block.TextEdited -= this.SelectedBlock_TextEdited;
if (e.OldValue == e.NewValue)
{
return;
}
if (String.IsNullOrWhiteSpace(e.NewValue))
{
throw new FormatException("Имя не заполнено");
}
if (this.ResType != ResourceType.Tags && (e.NewValue.IndexOfAny(Path.GetInvalidFileNameChars()) >= 0 || e.NewValue.Last() == '.'))
{
throw new FormatException("Недопустимое имя файла");
}
if (!Database.Current.UpdateResource(this.ResType, e.OldValue, e.NewValue))
{
throw new ArgumentException("Ресурс с именем " + e.NewValue + " уже существует. Выберите другое название");
}
if (this.ResType != ResourceType.Tags)
{
string oldName = e.OldValue;
string newName = e.NewValue;
//Названия песен хранятся в базе данных без расширения
if (this.ResType == ResourceType.Songs)
{
oldName += ".mp3";
newName += ".mp3";
}
AsyncHelper.RunSync(() => this.RenameIfExistAsync(oldName, newName, this.ResType));
}
//Так как не работает двусторонняя привязка
(block.Tag as Resource).FullName = e.NewValue;
}
catch (Exception ex)
{
e.IsValid = false;
UIHelper.ShowMessageDialogAsync(ex.Message);
}
}
private async void DeleteFile_Click(object sender, RoutedEventArgs e)
{
Resource item = this.SelectedBlock.Tag as Resource;
this.SelectedBlock = null;
if (item.IsAvailable)
{
string fileName = item.FullName;
if (this.ResType == ResourceType.Songs)
{
fileName += ".mp3";
}
await Library.DeleteResourceAsync(this.ResType, fileName);
item.File = null;
int index = this.Items.IndexOf(item);
this.Items.RemoveAt(index);
this.Items.Insert(index, item);
}
}
private void ContextMenu_ClosedOnEditing(object sender, object e)
{
(sender as FlyoutBase).Closed -= this.ContextMenu_ClosedOnEditing;
this.SelectedBlock.Edit();
this.SelectedBlock = null;
}
private void Item_RightTapped(object sender, RightTappedRoutedEventArgs e)
{
this.SelectedBlock = (sender as Grid).Children[0] as EditableTextBlock;
this.ContextMenu.ShowAt((FrameworkElement)sender);
}
