public async void StartDialog()
{
PermissionManager permissions = new PermissionManager();
var taskPermissionRead = await permissions.CheckAndRequestStorageReadPermission();
if (taskPermissionRead.HasFlag(Xamarin.Essentials.PermissionStatus.Granted))
{
ImagesCacheDbManager imagesCache = new ImagesCacheDbManager(new ImageManager(), DateTime.Now.AddDays(90), DateTime.Now);
ParameterManager parameterManager = new ParameterManager();
_initDCIMDirectory = string.Empty;
if (!parameterManager.Get("CameraDirectoryFullPath", out _initDCIMDirectory))
{
//параметр заполняется при старте индексации, уже должен быть заполнен
_initDCIMDirectory = imagesCache.GetPublicDirectoryDcim();
}
PathToDefaultDCIM = imagesCache.GetPublicDirectoryDcim();
PathToCustomDCIM = _initDCIMDirectory;
IsUsageMainMemory = _initDCIMDirectory.Equals(PathToDefaultDCIM);
await Task.Run(() =>
{
MediaFileManager mediaFileManager = new MediaFileManager();
CountOfPhotoDefaultDCIM = mediaFileManager.GetMediaFilesFromDirectory(new DirectoryInfo(PathToDefaultDCIM)).Count();
_pathToImagesDir = _initDCIMDirectory;
CountOfPhotoCustomDCIM = mediaFileManager.GetMediaFilesFromDirectory(new DirectoryInfo(_initDCIMDirectory)).Count();
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs("CountOfPhotoDefaultDCIM"));
PropertyChanged?.Invoke(this, new PropertyChangedEventArgs("CountOfPhotoCustomDCIM"));
updateDirContent(new DirectoryInfo(_pathToImagesDir));
});
}
}
private (ObservableCollection <string>, ObservableCollection <string>, bool userHaveAccess) getDirContent(DirectoryInfo currentDirectory)
{
ObservableCollection <string> files = new ObservableCollection <string>();
ObservableCollection <string> dirs = new ObservableCollection <string>();
bool userHaveAccess = false;
try
{
if (currentDirectory.FullName.Equals("/storage"))
{
dirs = currentDirectory.GetDirectories().Where(d => !d.Name.Equals("emulated")).OrderBy(d => d.Name).Select(d => d.Name)
.ToObservableCollection();
dirs.Add("/storage/emulated/0");
}
else
{
dirs = currentDirectory.GetDirectories().OrderBy(d => d.Name).Select(d => d.Name)
.ToObservableCollection();
}
MediaFileManager mediaFileManager = new MediaFileManager();
files = mediaFileManager.GetMediaFilesFromDirectory(currentDirectory).OrderByDescending(f => f.CreationTime)
.Select(f => f.FullName).ToArray().ToObservableCollection();;
userHaveAccess = true;
}
catch (IOException ioException)
{
HandleError.Process("Settings", "getDirContent", ioException, false, currentDirectory.FullName);
}
catch (UnauthorizedAccessException e)
{
HandleError.Process("Settings", "getDirContent", e, false, currentDirectory.FullName);
}
return(files, dirs, userHaveAccess);
}