public async Task DumpAsync()
{
if (!isChanged)
{
return;
}
BinaryFormatter formatter = new BinaryFormatter();
MemoryStream ms = new MemoryStream();
formatter.Serialize(ms, CustomPatterns);
FileActionRequestEventArgs args = new FileActionRequestEventArgs(Name + "CustomPatterns", ms.ToArray());
await OnWriteToFileRequest(args);
Dictionary <string, Dictionary <string, object> > currentState = new Dictionary <string, Dictionary <string, object> >();
foreach (PatternViewModel pattern in PatternEntries)
{
Dictionary <string, object> entry = new Dictionary <string, object>();
entry.Add("PatternCommondDownloadFolderPath", pattern.PatternCommondDownloadFolderPathText);
entry.Add("PatternEntries", pattern.PatternEntries.ToList());
currentState.Add(pattern.SelectedPattern, entry);
}
formatter = new BinaryFormatter();
ms = new MemoryStream();
formatter.Serialize(ms, currentState);
args = new FileActionRequestEventArgs(Name + "State", ms.ToArray());
await OnWriteToFileRequest(args);
}
public async Task RestoreAsync()
{
SavePatternWindow = new ObservableCollection <AddNewPatternViewModel>();
FileActionRequestEventArgs args = new FileActionRequestEventArgs(Name + "State");
await OnReadFromFileRequest(args);
if (args.Exception != null)
{
throw args.Exception;
}
Patterns = new List <Pattern>();
Patterns.Add(GetDefaultPattern());
await GetCustomPatterns();
Patterns.AddRange(CustomPatterns);
if (args.InOutData == null)
{
PatternEntries = new ObservableCollection <PatternViewModel>();
var entry = new PatternViewModel(Patterns, this);
entry.SelectedPattern = Pattern.Default;
entry.PatternChanged += OnPatternEntryChanged;
PatternEntries.Add(entry);
return;
}
await Task.Run(() =>
{
MemoryStream ms = new MemoryStream();
ms.Write(args.InOutData, 0, args.InOutData.Length);
ms.Position = 0;
BinaryFormatter formatter = new BinaryFormatter();
formatter.Binder = new Binder();
AppDomain.CurrentDomain.AssemblyResolve += new ResolveEventHandler(MyResolveEventHandler);
var pluginViewModelState = (Dictionary <string, Dictionary <string, object> >)formatter.Deserialize(ms);
PatternEntries = new ObservableCollection <PatternViewModel>();
foreach (string key in pluginViewModelState.Keys)
{
PatternViewModel patternView = new PatternViewModel(Patterns, this);
patternView.PatternChanged += OnPatternEntryChanged;
patternView.SelectedPattern = key;
patternView.PatternEntries.Clear();
patternView.PatternCommondDownloadFolderPathText = (string)pluginViewModelState[key]["PatternCommondDownloadFolderPath"];
foreach (PatternEntryViewModel entry in (List <PatternEntryViewModel>)pluginViewModelState[key]["PatternEntries"])
{
entry.PatternDownloadStatusVisibility = Visibility.Collapsed;
patternView.AddPatternEntry(entry);
}
PatternEntries.Add(patternView);
}
});
}
private async Task GetCustomPatterns()
{
FileActionRequestEventArgs args = new FileActionRequestEventArgs(Name + "CustomPatterns");
await OnReadFromFileRequest(args);
if (args.Exception != null)
{
throw args.Exception;
}
if (args.InOutData != null)
{
MemoryStream ms = new MemoryStream();
ms.Write(args.InOutData, 0, args.InOutData.Length);
ms.Position = 0;
BinaryFormatter formatter = new BinaryFormatter();
formatter.Binder = new Binder();
CustomPatterns = (List <Pattern>)formatter.Deserialize(ms);
}
}
protected virtual async Task OnWriteToFileRequest(FileActionRequestEventArgs args)
{
await WriteToFileRequest?.Invoke(this, args);
}
protected virtual async Task OnReadFromFileRequest(FileActionRequestEventArgs args)
{
await ReadFromFileRequest?.Invoke(this, args);
}
