public async Task ExecuteAsync(string followerUsername, string followerDomain, string twitterUsername)
{
// Get Follower and Twitter Users
var follower = await _followerDal.GetFollowerAsync(followerUsername, followerDomain);
if (follower == null)
{
return;
}
var twitterUser = await _twitterUserDal.GetTwitterUserAsync(twitterUsername);
if (twitterUser == null)
{
return;
}
// Update Follower
var twitterUserId = twitterUser.Id;
if (follower.Followings.Contains(twitterUserId))
{
follower.Followings.Remove(twitterUserId);
}
if (follower.FollowingsSyncStatus.ContainsKey(twitterUserId))
{
follower.FollowingsSyncStatus.Remove(twitterUserId);
}
// Save or delete Follower
if (follower.Followings.Any())
{
await _followerDal.UpdateFollowerAsync(follower);
}
else
{
await _followerDal.DeleteFollowerAsync(followerUsername, followerDomain);
}
// Check if TwitterUser has still followers
var followers = await _followerDal.GetFollowersAsync(twitterUser.Id);
if (!followers.Any())
{
await _twitterUserDal.DeleteTwitterUserAsync(twitterUsername);
}
}
public async Task ProcessAsync(Follower follower)
{
// Perform undo following to user instance
await _rejectAllFollowingsAction.ProcessAsync(follower);
// Remove twitter users if no more followers
var followings = follower.Followings;
foreach (var following in followings)
{
var followers = await _followersDal.GetFollowersAsync(following);
if (followers.Length == 1 && followers.First().Id == follower.Id)
{
await _twitterUserDal.DeleteTwitterUserAsync(following);
}
}
// Remove follower from DB
await _followersDal.DeleteFollowerAsync(follower.Id);
}
public async Task ProcessAsync(SyncTwitterUser twitterUser)
{
// Check Followers
var twitterUserId = twitterUser.Id;
var followers = await _followersDal.GetFollowersAsync(twitterUserId);
// Remove all Followers
foreach (var follower in followers)
{
// Perform undo following to user instance
await _rejectFollowingAction.ProcessAsync(follower, twitterUser);
// Remove following from DB
if (follower.Followings.Contains(twitterUserId))
{
follower.Followings.Remove(twitterUserId);
}
if (follower.FollowingsSyncStatus.ContainsKey(twitterUserId))
{
follower.FollowingsSyncStatus.Remove(twitterUserId);
}
if (follower.Followings.Any())
{
await _followersDal.UpdateFollowerAsync(follower);
}
else
{
await _followersDal.DeleteFollowerAsync(follower.Id);
}
}
// Remove twitter user
await _twitterUserDal.DeleteTwitterUserAsync(twitterUserId);
}