public async Task RemoveFromQueueAsync(PendingUserModel model)
{
model.NullInspect(nameof(model));
using (var db = new GmailBotDbContext())
{
var entry = db.Entry(model);
if (entry.State == EntityState.Detached)
{
db.PendingUser.Attach(model);
}
db.PendingUser.Remove(model);
await db.SaveChangesAsync();
}
}
#pragma warning disable 4014
private void Authorizer_AuthorizeRequestEvent(string code, string state, string error)
{
int id;
string access;
if (!RestoreState(state, out id, out access))
{
return;
}
UserModel userModel = null;
PendingUserModel pendingUserModel = null;
var gmailDbContextWorker = new GmailDbContextWorker();
try
{
pendingUserModel = gmailDbContextWorker.FindPendingUser(id);
if (!string.IsNullOrEmpty(error))
{
_botActions.AuthorizationFailedMessage(id.ToString());
LogMaker.Log(Logger,
error == "access_denied"
? $"User with id:{id} user declined the authorization request."
: $"Authorization user with id:{id} has faulted with error={error}", false);
return;
}
if (pendingUserModel == null)
{
_botActions.AuthorizationTimeExpiredMessage(id.ToString());
return;
}
if (DateTime.Now.Subtract(pendingUserModel.JoinTimeUtc).Minutes > MaxPendingMinutes)
{
_botActions.AuthorizationTimeExpiredMessage(id.ToString());
LogMaker.Log(Logger,
$"Authorization attempt from user with id:{id} when authorization time has expired.", false);
return;
}
if (string.IsNullOrEmpty(code))
{
LogMaker.Log(Logger, $"Server returned empty authorization code for user with id:{id}.", false);
return;
}
userModel = gmailDbContextWorker.FindUser(id);
if (userModel == null)
{
return;
}
RevokeToken(userModel);
userModel.RefreshToken = null;
ExchangeCodeForToken(code, userModel);
GetTokenInfo(userModel);
var userSettings = gmailDbContextWorker.FindUserSettings(id) ??
gmailDbContextWorker.AddNewUserSettings(id);
userSettings.Access = access;
gmailDbContextWorker.UpdateUserSettingsRecord(userSettings);
AuthorizationRegistredEvent?.Invoke(userModel, userSettings);
_botActions.AuthorizationSuccessfulMessage(id.ToString());
}
catch (Exception ex)
{
gmailDbContextWorker.RemoveUserRecord(userModel);
_botActions.AuthorizationFailedMessage(id.ToString());
throw new AuthorizeException("An error occurred while attempting to authorize the user.", ex);
}
finally
{
if (pendingUserModel != null)
{
gmailDbContextWorker.RemoveFromQueue(pendingUserModel);
}
if (userModel != null)
{
gmailDbContextWorker.UpdateUserRecord(userModel);
}
}
}
