public Task <bool> SaveAsync(IEnumerable <DocumentFile> newFiles)
{
Guard.NotNull(newFiles, nameof(newFiles));
if (!PlattformDetector.IsDesktop)
{
return(Task.FromResult(true));
}
return(FileQueue.EnqueueAsync(() =>
{
try
{
var errors = 0;
var handledPaths = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
foreach (
var file in
newFiles.Where(x => !x.IsInLocalFolder && x.File != null).Select(x => x.File))
{
try
{
if (!handledPaths.Add(file.Path))
{
continue;
}
if (!tokenMapping.Remove(file.Path))
{
recentList.Add(file);
}
}
catch
{
errors++;
}
}
foreach (var token in tokenMapping.Values)
{
try
{
recentList.Remove(token);
}
catch
{
errors++;
}
}
return Task.FromResult(errors == 0);
}
catch (Exception e)
{
HockeyClient.Current.TrackException(e, GetExceptionProperies("SaveRecentList"));
throw;
}
}));
}
public Task <IReadOnlyList <DocumentFile> > LoadAsync()
{
return(FileQueue.EnqueueAsync <IReadOnlyList <DocumentFile> >(async() =>
{
try
{
var unsortedFiles =
new Dictionary <string, DocumentFile>(StringComparer.OrdinalIgnoreCase);
await LoadFilesFromLocalStoreAsync(unsortedFiles);
await LoadFilesFromRecentListAsync(unsortedFiles);
files.Clear();
foreach (var sortedFile in unsortedFiles.Values.OrderByDescending(x => x.ModifiedUtc))
{
files.Add(sortedFile);
}
return files;
}
catch (Exception e)
{
HockeyClient.Current.TrackException(e, GetExceptionProperies("LoadRecentList"));
throw;
}
}));
}
public static Task DeleteQueuedAsync(this StorageFile file)
{
return(FileQueue.EnqueueAsync(async() =>
{
try
{
await file.DeleteAsync(StorageDeleteOption.Default);
}
catch (Exception e)
{
HockeyClient.Current.TrackException(e, GetExceptionProperies(file, "Delete"));
throw;
}
}));
}
public static Task RenameQueuedAsync(this StorageFile file, string name, string extension)
{
Guard.ValidFileName(name, nameof(name));
return(FileQueue.EnqueueAsync(async() =>
{
try
{
await file.RenameAsync(name + extension, NameCollisionOption.GenerateUniqueName);
}
catch (Exception e)
{
HockeyClient.Current.TrackException(e, GetExceptionProperies(file, "Rename"));
throw;
}
}));
}
public static Task <List <StorageFile> > GetFilesQueuedAsync()
{
return(FileQueue.EnqueueAsync(async() =>
{
try
{
var folder = await GetStorageFolderAsync();
return (await folder.GetFilesAsync()).ToList();
}
catch (Exception e)
{
HockeyClient.Current.TrackException(e, GetExceptionProperies("GetFiles"));
throw;
}
}));
}
public static Task <Document> OpenDocumentQueuedAsync(this StorageFile file)
{
return(FileQueue.EnqueueAsync(async() =>
{
try
{
using (IRandomAccessStream stream = await file.OpenReadAsync())
{
return stream.Size > 0 ? JsonDocumentSerializer.Deserialize(stream.AsStreamForRead()) : Document.CreateNew(file.DisplayName);
}
}
catch (Exception e)
{
HockeyClient.Current.TrackException(e, GetExceptionProperies(file, "Open"));
throw;
}
}));
}
public static Task <StorageFile> CreateOrOpenFileQueuedAsync(string name)
{
Guard.ValidFileName(name, nameof(name));
return(FileQueue.EnqueueAsync(async() =>
{
try
{
var folder = await GetStorageFolderAsync();
return await folder.CreateFileAsync(name, CreationCollisionOption.OpenIfExists);
}
catch (Exception e)
{
HockeyClient.Current.TrackException(e, GetExceptionProperies("CreateOrOpen", name));
throw;
}
}));
}
public static async Task MakeBackupAsync(IEnumerable <DocumentFile> files)
{
var backupFile = await LocalStore.CreateOrOpenFileQueuedAsync("Backup.zip");
var histories = new Dictionary <string, JsonHistory>();
foreach (var file in files.Where(x => x.Document != null))
{
var name = file.Name + ".mmd";
if (file.Path != null)
{
name = file.Path;
name = name.Replace('/', '_');
name = name.Replace(':', '_');
name = name.Replace('\\', '_');
}
histories.Add(name, new JsonHistory(file.Document));
}
await FileQueue.EnqueueAsync(async() =>
{
using (var transaction = await backupFile.OpenTransactedWriteAsync())
{
using (var archive = new ZipArchive(transaction.Stream.AsStream(), ZipArchiveMode.Update))
{
foreach (var kvp in histories)
{
var entry = archive.GetEntry(kvp.Key) ?? archive.CreateEntry(kvp.Key);
using (var entrySteam = entry.Open())
{
JsonDocumentSerializer.Serialize(kvp.Value, entrySteam);
}
}
}
await transaction.CommitAsync();
}
});
}
public static async Task SaveDocumentQueuedAsync(this StorageFile file, Document document)
{
var history = new JsonHistory(document);
await FileQueue.EnqueueAsync(async() =>
{
try
{
using (var transaction = await file.OpenTransactedWriteAsync())
{
JsonDocumentSerializer.Serialize(history, transaction.Stream.AsStreamForWrite());
await transaction.CommitAsync();
}
}
catch (Exception e)
{
HockeyClient.Current.TrackException(e, GetExceptionProperies(file, "Open"));
throw;
}
});
}
