public ServerPresetsManager()
{
SavedDrivers = new ChangeableObservableCollection <ServerSavedDriver>(ServerSavedDriver.Load(DriversFilename));
SavedDrivers.CollectionChanged += OnSavedDriversCollectionChanged;
SavedDrivers.ItemPropertyChanged += OnSavedDriversItemPropertyChanged;
var directory = Path.GetDirectoryName(DriversFilename);
if (directory != null)
{
Directory.CreateDirectory(directory);
_directoryWatcher = new FileSystemWatcher {
Path = directory,
NotifyFilter = NotifyFilters.LastWrite | NotifyFilters.FileName,
Filter = Path.GetFileName(DriversFilename),
EnableRaisingEvents = true,
IncludeSubdirectories = false
};
_directoryWatcher.Created += OnDirectoryWatcher;
_directoryWatcher.Renamed += OnDirectoryWatcher;
_directoryWatcher.Changed += OnDirectoryWatcher;
_directoryWatcher.Deleted += OnDirectoryWatcher;
}
}
private async void OnDirectoryWatcher(object sender, FileSystemEventArgs e)
{
if (_updating || _saving)
{
return;
}
_updating = true;
try {
await Task.Delay(300);
if (_updating)
{
ActionExtension.InvokeInMainThread(() => {
SavedDrivers.ReplaceIfDifferBy(ServerSavedDriver.Load(DriversFilename));
});
await Task.Delay(200);
}
} finally {
_updating = false;
}
}
private bool Equals(ServerSavedDriver other)
{
return(string.Equals(Guid, other.Guid) && string.Equals(DriverName, other.DriverName) && string.Equals(TeamName, other.TeamName) &&
Skins.SequenceEqual(other.Skins));
}