static public async Task WriteVideoModelToFile(VideoModel videoData)
{
string strData = videoData.ToString();
// Get the text data from the textbox.
byte[] fileBytes = System.Text.Encoding.UTF8.GetBytes(strData.ToCharArray());
// Get the local folder.
StorageFolder local = Windows.Storage.ApplicationData.Current.LocalFolder;
// Create a new folder name DataFolder.
var dataFolder = await local.CreateFolderAsync("DataFolder",
CreationCollisionOption.OpenIfExists);
// Create a new file named DataFile.txt.
videoData.Name = videoData.Name.Replace("$", "[etot_simvol]");
var fileData = await dataFolder.CreateFileAsync("DataFile$" + videoData.Name + "$.txt",
CreationCollisionOption.ReplaceExisting);
var filePath = await dataFolder.CreateFileAsync("PathFile$" + videoData.Name + "$.txt",
CreationCollisionOption.ReplaceExisting);
// Write the data from the textbox.
using (var s = await fileData.OpenStreamForWriteAsync())
{
s.Write(fileBytes, 0, fileBytes.Length);
}
using (var s = await filePath.OpenStreamForWriteAsync())
{
s.Write(videoData.HeadPiece, 0, videoData.HeadPiece.Length);
}
}
public int CompareTo(object obj)
{
string[] dt = this.DateCreated.Split(' ');
string[] dt1 = dt[0].Split('.'); // день месяц год
string[] dt2 = dt[1].Split(':'); //час минута секунда
DateTime thisData = new DateTime(int.Parse(dt1[2]), int.Parse(dt1[1]), int.Parse(dt1[0]), int.Parse(dt2[0]), int.Parse(dt2[1]), int.Parse(dt2[2]));
VideoModel newModel = obj as VideoModel;
dt = newModel.DateCreated.Split(' ');
dt1 = dt[0].Split('.'); // день месяц год
dt2 = dt[1].Split(':'); //час минута секунда
DateTime newData = new DateTime(int.Parse(dt1[2]), int.Parse(dt1[1]), int.Parse(dt1[0]), int.Parse(dt2[0]), int.Parse(dt2[1]), int.Parse(dt2[2]));
return(newData.CompareTo(thisData));
}
static public async Task <VideoModel[]> ReadFilesInLocalFolder()
{
// Get the local folder.
StorageFolder local = Windows.Storage.ApplicationData.Current.LocalFolder;
// Get the DataFolder folder.
var dataFolder = await local.GetFolderAsync("DataFolder");
var files = await dataFolder.GetFilesAsync();
List <string> membs = new List <string>();
string[] lines = new string[3];
string str;// считываемая строка
foreach (StorageFile file in files)
{
str = file.Name;
lines = str.Split('$');
lines[1] = lines[1].Replace("[etot_simvol]", "$");
str = lines[1];
if (lines[0].Contains("Data"))
{
membs.Add(str);
}
}
int count = membs.Count;
List <VideoModel> models = new List <VideoModel>();
byte[] imageBytes;
for (int i = 0; i < count; i++)
{
var fileData = await dataFolder.GetFileAsync("DataFile$" + membs[i] + "$.txt");
using (var fileDataStream = await fileData.OpenStreamForReadAsync())
{
using (StreamReader streamReader = new StreamReader(fileDataStream))
{
str = streamReader.ReadToEnd();
}
}
lines = str.Split('$');
string name = lines[0].Replace("[etot_simvol]", "$");
string dataCreated = lines[1].Replace("[etot_simvol]", "$");
// Get the filePath.
StorageFile filePath = await dataFolder.GetFileAsync("PathFile$" + membs[i] + "$.txt");
IBuffer buffer = await FileIO.ReadBufferAsync(filePath);
imageBytes = System.Runtime.InteropServices.WindowsRuntime.WindowsRuntimeBufferExtensions.ToArray(buffer);
//If this videoFile not exists , localfiles connected with it will be deleted
if (await VideoFileExists(name))
{
VideoModel model = new VideoModel()
{
DateCreated = dataCreated, Name = name, HeadPiece = imageBytes
};
models.Add(model);
}
else
{
await filePath.DeleteAsync();
await fileData.DeleteAsync();
}
}
return(models.ToArray());
}
