/// <summary>
/// Handles execution of ConfirmDeletePhotoCommand.
/// Updates value of the IsConfirmPopup property.
/// Deletes photo indicated by "PhotoPath".
/// Checks if any error has occurred while deleting a photo.
/// Navigates to the previous page.
/// </summary>
private void ExecuteConfirmDeletePhotoCommand()
{
IsConfirmPopup = false;
if (_cameraModel.DeletePhoto(PhotoPath))
{
PhotoPath = null;
IsPreviewVisible = false;
_pageNavigation.NavigateToPreviousPage();
}
}