void MainWindow::updateInstance(BaseInstance *instance, MojangAccountPtr account)
{
bool only_prepare = account->accountStatus() != Online;
auto updateTask = instance->doUpdate(only_prepare);
if (!updateTask)
{
launchInstance(instance, account);
return;
}
ProgressDialog tDialog(this);
connect(updateTask.get(), &Task::succeeded, [this, instance, account]
{ launchInstance(instance, account); });
connect(updateTask.get(), SIGNAL(failed(QString)), SLOT(onGameUpdateError(QString)));
tDialog.exec(updateTask.get());
}
void MainWindow::doLaunch()
{
if (!m_selectedInstance)
return;
// Find an account to use.
std::shared_ptr<MojangAccountList> accounts = MMC->accounts();
MojangAccountPtr account = accounts->activeAccount();
if (accounts->count() <= 0)
{
// Tell the user they need to log in at least one account in order to play.
auto reply = CustomMessageBox::selectable(
this, tr("No Accounts"),
tr("In order to play Minecraft, you must have at least one Mojang or Minecraft "
"account logged in to MultiMC."
"Would you like to open the account manager to add an account now?"),
QMessageBox::Information, QMessageBox::Yes | QMessageBox::No)->exec();
if (reply == QMessageBox::Yes)
{
// Open the account manager.
on_actionManageAccounts_triggered();
}
}
else if (account.get() == nullptr)
{
// If no default account is set, ask the user which one to use.
AccountSelectDialog selectDialog(tr("Which account would you like to use?"),
AccountSelectDialog::GlobalDefaultCheckbox, this);
selectDialog.exec();
// Launch the instance with the selected account.
account = selectDialog.selectedAccount();
// If the user said to use the account as default, do that.
if (selectDialog.useAsGlobalDefault() && account.get() != nullptr)
accounts->setActiveAccount(account->username());
}
// if no account is selected, we bail
if (!account.get())
return;
QString failReason = tr("Your account is currently not logged in. Please enter "
"your password to log in again.");
// do the login. if the account has an access token, try to refresh it first.
if (account->accountStatus() != NotVerified)
{
// We'll need to validate the access token to make sure the account is still logged in.
ProgressDialog progDialog(this);
progDialog.setSkipButton(true, tr("Play Offline"));
auto task = account->login();
progDialog.exec(task.get());
auto status = account->accountStatus();
if (status != NotVerified)
{
updateInstance(m_selectedInstance, account);
}
else
{
if (!task->successful())
{
failReason = task->failReason();
}
if (loginWithPassword(account, failReason))
updateInstance(m_selectedInstance, account);
}
// in any case, revert from online to verified.
account->downgrade();
}
else
{
if (loginWithPassword(account, failReason))
{
updateInstance(m_selectedInstance, account);
account->downgrade();
}
// in any case, revert from online to verified.
account->downgrade();
}
}