private async void SearchSavedFolders(string searchString = "")
{
List <DocumentFolder> lstDocFolders = new List <DocumentFolder>();
string RootFolderExternalStorage = StorageUtilities.GetInstance().GetAppExternalStorageFolderName();
PermissionStatus readPermission = await PermissionUtilities.GetInstance().RequestExtrenalStorageReadPermission();
if (Directory.Exists(RootFolderExternalStorage) && readPermission == PermissionStatus.Granted)
{
string[] folderNamesList = Directory.GetDirectories(RootFolderExternalStorage);
foreach (string folderName in folderNamesList)
{
DocumentFolder docFolder = new DocumentFolder();
DirectoryInfo dir = new DirectoryInfo(folderName);
docFolder.FolderName = dir.Name;
docFolder.FolderPath = dir.FullName;
lstDocFolders.Add(docFolder);
}
//--For Search:
lstDocFolders = lstDocFolders.FindAll(d => d.FolderName.ToLower().Contains(searchString.ToLower()));
_lstFolders = new ObservableCollection <DocumentFolder>(lstDocFolders);
lstFolders.ItemsSource = _lstFolders;
lstFolders.SelectedItem = null;
}
}
private async void btnSave_Clicked(object sender, EventArgs e)
{
try
{
PermissionStatus status = await PermissionUtilities.GetInstance().RequestExtrenalStorageWritePermission();
if (status == PermissionStatus.Granted)
{
string FolderNameInput = string.Empty;
if (string.IsNullOrEmpty(_ParentFolderName)) //Direct camera on from Landing Page
{
FolderNameInput = await DisplayPromptAsync("Name", "What Document is this?",
initialValue : "SampleDoc", keyboard : Keyboard.Default);
if (string.IsNullOrEmpty(FolderNameInput))
{
FolderNameInput = DateTime.Now.ToFileTime().ToString();
}
_ParentFolderName = FolderNameInput;
}
string PublicExternalFolderPath = StorageUtilities.GetInstance().GetAppExternalStorageFolderName();
//1st time case
if (!Directory.Exists(PublicExternalFolderPath))
{
Directory.CreateDirectory(PublicExternalFolderPath);
}
string SaveDirectory = Path.Combine(PublicExternalFolderPath, _ParentFolderName);
if (!Directory.Exists(SaveDirectory))
{
Directory.CreateDirectory(SaveDirectory);
}
string saveFileName = DateTime.Now.ToFileTime().ToString();
string SaveFilePath = Path.Combine(SaveDirectory, saveFileName + ".jpg");
File.Copy(_EditFile, SaveFilePath, true);
GC.Collect();
await Navigation.PushAsync(new DocumentLandingPage());
}
}
catch (Exception ex)
{
await DisplayAlert("Error", ex.Message, "OK");
}
}
