public void RequestFriendship(Friendship friendship, string userPseudo)
{
Errors.Clear();
using (var scope = new TransactionScope())
{
try
{
// Saving friendship
_friendshipRepository.SaveFriendship(friendship);
if (_friendshipRepository.HasErrors)
{
MergeErrors(_friendshipRepository);
return;
}
// retrieving friend's account
var friend = _userRepository.GetUserInfo(friendship.FriendName);
if (_userRepository.HasErrors || friend == null)
{
Errors.Add("Unable to find friend's account");
MergeErrors(_userRepository);
return;
}
// Creating opposite friendship
var otherFriendship = friendship.Clone() as Friendship;
if (otherFriendship == null)
{
Errors.Add("Unexpected error occured, please call support");
return;
}
otherFriendship.UserId = friend.Id;
otherFriendship.FriendName = userPseudo;
otherFriendship.IsRequested = false;
otherFriendship.IsWaiting = true;
//saving other friendship
_friendshipRepository.SaveFriendship(otherFriendship);
if (_friendshipRepository.HasErrors)
{
MergeErrors(_friendshipRepository);
return;
}
scope.Complete();
}
catch (Exception ex)
{
HandleException(ex);
}
}
}
