private async Task operationCallDeleteFileAsync(string filename, bool checkHash = true)
{
Debug.WriteLine("Operation CallDelete");
_folderSyncState.DeleteFileInLocalStatus(filename);
if (await _serverManager.FileExistsAsync(filename))
{
HttpStatusCode deleteResponseCode = HttpStatusCode.NoContent;
try
{
string hash = "";
if (_folderSyncState.RemoteFile(filename) != null)
{
hash = _folderSyncState.RemoteFile(filename).Hash();
}
deleteResponseCode = await _serverManager.DeleteFileAsync(filename, checkHash?hash : null);
}
catch (Exception ex)
{
userNotification(filename, SyncNotification.ServerDeleteFail, ex.Message);
return;
}
if (deleteResponseCode == HttpStatusCode.OK)
{
_folderSyncState.DeleteFileInServerStatus(filename);
userNotification(filename, SyncNotification.SuccessfulServerDelete);
}
else
if (deleteResponseCode == HttpStatusCode.Ambiguous) //File in Server is modified. User must decide.
{
userConfirmationCall(new SyncConflict()
{
Filename = filename, ConflictType = SyncConflictType.NewerVersionRemoteAndLocalDeleted
});
}
else
{
userNotification(filename, SyncNotification.ServerDeleteFail, deleteResponseCode.ToString());
}
}
else
{
userNotification(filename, SyncNotification.GeneralInfo, "File doesn't exist on Server");
_folderSyncState.DeleteFileInServerStatus(filename);
}
}
