public static async Task<Note> CreateFromStorageFileAsync(StorageFile sf) {
var n = new Note();
var docProps = await sf.Properties.GetDocumentPropertiesAsync();
var imgProps = await sf.Properties.GetImagePropertiesAsync();
var kind = sf.DisplayName.Contains("txt") ? NoteKind.Txt : sf.DisplayName.Contains("img") ? NoteKind.Img : NoteKind.Vmo;
n.File = sf;
n.CreationDate = imgProps.DateTaken.DateTime;
n.NoteName = string.IsNullOrWhiteSpace(docProps.Title) ? null : docProps.Title;
n.NoteDescription = string.IsNullOrWhiteSpace(docProps.Comment) ? null : docProps.Comment;
n.Kind = kind;
return n;
}
public static async Task DeleteNoteAsync(Note n) {
await n.File.DeleteAsync(StorageDeleteOption.PermanentDelete);
}