private async Task GetSubfoldersAsync(SubfolderViewModel activeSubfolder)
{
this.Subfolders = null; // Required to correctly reset the selectedSubfolder
this.SubfolderBreadCrumbs = null;
this.activeSubfolderPath = string.Empty;
if (this.selectedFolder != null)
{
this.Subfolders = new ObservableCollection <SubfolderViewModel>(await this.foldersService.GetSubfoldersAsync(this.selectedFolder, activeSubfolder));
this.activeSubfolderPath = this.subfolders.Count > 0 && this.subfolders.Any(x => x.IsGoToParent) ? this.subfolders.Where(x => x.IsGoToParent).First().Path : this.selectedFolder.Path;
this.SubfolderBreadCrumbs = new ObservableCollection <SubfolderBreadCrumbViewModel>(await this.foldersService.GetSubfolderBreadCrumbsAsync(this.selectedFolder, this.activeSubfolderPath));
await this.GetTracksAsync();
await this.foldersService.SetPlayingSubFolderAsync(this.Subfolders);
}
}
public async Task <IList <SubfolderViewModel> > GetSubfoldersAsync(FolderViewModel selectedRootFolder, SubfolderViewModel selectedSubfolder)
{
// If no root folder is selected, return no subfolders.
if (selectedRootFolder == null)
{
return(new List <SubfolderViewModel>());
}
IList <SubfolderViewModel> subFolders = new List <SubfolderViewModel>();
await Task.Run(() =>
{
string[] directories = null;
if (selectedSubfolder == null)
{
// If no subfolder is selected, return the subfolders of the root folder.
directories = Directory.GetDirectories(selectedRootFolder.Path);
}
else
{
string subfolderPathToBrowse = selectedSubfolder.Path;
// If the ".." subfolder is selected, go to the parent folder.
if (selectedSubfolder.IsGoToParent)
{
subfolderPathToBrowse = Directory.GetParent(selectedSubfolder.Path).FullName;
}
// If we're not browing the root folder, show a folder to go up 1 level.
if (!subfolderPathToBrowse.ToSafePath().Equals(selectedRootFolder.SafePath))
{
subFolders.Add(new SubfolderViewModel(subfolderPathToBrowse, true));
}
// Return the subfolders of the selected subfolder
directories = Directory.GetDirectories(subfolderPathToBrowse);
}
if (directories != null)
{
foreach (string directory in directories)
{
subFolders.Add(new SubfolderViewModel(directory, false));
}
}
});
return(subFolders);
}
public async Task <IList <SubfolderViewModel> > GetSubfoldersAsync(FolderViewModel selectedRootFolder, SubfolderViewModel selectedSubfolder)
{
// If no root folder is selected, return no subfolders.
if (selectedRootFolder == null)
{
return(new List <SubfolderViewModel>());
}
IList <SubfolderViewModel> subFolders = new List <SubfolderViewModel>();
await Task.Run(() =>
{
string[] directories = null;
if (selectedSubfolder == null)
{
try
{
// If no subfolder is selected, return the subfolders of the root folder.
if (Directory.Exists(selectedRootFolder.Path))
{
directories = Directory.GetDirectories(selectedRootFolder.Path);
}
}
catch (Exception ex)
{
LogClient.Error($"Could not get directories for root folder. Exception: {ex.Message}");
}
}
else
{
if (Directory.Exists(selectedSubfolder.Path))
{
try
{
string subfolderPathToBrowse = selectedSubfolder.Path;
// If the ".." subfolder is selected, go to the parent folder.
if (selectedSubfolder.IsGoToParent)
{
subfolderPathToBrowse = Directory.GetParent(selectedSubfolder.Path).FullName;
}
// If we're not browing the root folder, show a folder to go up 1 level.
if (!subfolderPathToBrowse.Equals(selectedRootFolder.Path))
{
subFolders.Add(new SubfolderViewModel(subfolderPathToBrowse, true));
}
// Return the subfolders of the selected subfolder
directories = Directory.GetDirectories(subfolderPathToBrowse);
}
catch (Exception ex)
{
LogClient.Error($"Could not get directories for sub folder. Exception: {ex.Message}");
}
}
}
if (directories != null)
{
foreach (string directory in directories)
{
subFolders.Add(new SubfolderViewModel(directory, false));
}
}
});
return(subFolders);
}
