/// <summary>
/// Gets the list of photos and invokes the event of number of photos changed.
/// </summary>
/// <returns>The list of photos</returns>
public List <Photo> GetPhotos()
{
RefreshList();
// update the num of pictures in the main page
PhotoCountEventArgs photoCountEventArgs = new PhotoCountEventArgs(this.Length());
this.GetPhotosNum?.Invoke(this, photoCountEventArgs);
return(PhotosList);
}
/// <summary>
/// Refreshes the list. clears the current list and add all the photos in the directory (adds and removes photos)
/// </summary>
public void RefreshList()
{
// check if photo exists
if (Directory.Exists(PhotoPath))
{
this.PhotosList.Clear();
string[] photos = getPhotosPaths();
string[] photosThumbnails = Directory.GetFiles(PhotoPath + "\\Thumbnails", "*.*", SearchOption.AllDirectories);
List <Tuple <string, string> > joinedPaths = sortPaths(photos, photosThumbnails);
foreach (Tuple <string, string> photo in joinedPaths)
{
PhotosList.Add(new Photo(PhotoPath, photo.Item1, photo.Item2));
}
// update the num of pictures in the main page
PhotoCountEventArgs photoCountEventArgs = new PhotoCountEventArgs(this.Length());
this.GetPhotosNum?.Invoke(this, photoCountEventArgs);
}
}
/// <summary>
/// Removes the photo from the list.
/// </summary>
/// <param name="photoToRemove">The photo to remove.</param>
public void RemovePhoto(Photo photoToRemove)
{
foreach (Photo pic in PhotosList)
{
if (pic.PhotoPath.Equals(photoToRemove.PhotoPath))
{
PhotosList.Remove(photoToRemove);
string photoToDelete = photoToRemove.GetFullPath();
// delete the photo
File.Delete(photoToDelete);
string thumbToDelete = photoToRemove.GetFullThumbPath();
// delete the thumbnail
File.Delete(thumbToDelete);
break;
}
}
// update the num of pictures in the main page
PhotoCountEventArgs photoCountEventArgs = new PhotoCountEventArgs(this.Length());
this.GetPhotosNum?.Invoke(this, photoCountEventArgs);
}
/// <summary>
/// The function updates the number of photos
/// </summary>
/// <param name="photoCountEventArgs">The arguments received from the server</param>
/// <param name="sender">The sender object</param>
public void UpdatePhotosNum(object sender, PhotoCountEventArgs photoCountEventArgs)
{
int temp = (int)photoCountEventArgs.Count;
this.GetNumofPics = temp;
}
