GH-1433 with no default account, show profiles instead of accounts in selection dialog

1 files changed, 276 insertions, 0 deletions

diff --git a/application/LaunchController.cpp b/application/LaunchController.cpp
new file mode 100644
index 00000000..bc7f976a
--- /dev/null
+++ b/application/LaunchController.cpp
@@ -0,0 +1,276 @@
+#include "LaunchController.h"
+#include "MainWindow.h"
+#include <minecraft/auth/MojangAccountList.h>
+#include "MultiMC.h"
+#include "dialogs/CustomMessageBox.h"
+#include "dialogs/ProfileSelectDialog.h"
+#include "dialogs/ProgressDialog.h"
+#include "dialogs/EditAccountDialog.h"
+#include "InstanceWindow.h"
+#include "BuildConfig.h"
+#include "JavaCommon.h"
+#include "SettingsUI.h"
+#include <QLineEdit>
+#include <QInputDialog>
+#include <tasks/Task.h>
+#include <minecraft/auth/YggdrasilTask.h>
+#include <launch/steps/TextPrint.h>
+#include <QStringList>
+
+LaunchController::LaunchController(QObject *parent) : Task(parent)
+{
+}
+
+void LaunchController::executeTask()
+{
+	login();
+}
+
+// FIXME: minecraft specific
+void LaunchController::login()
+{
+	if (!m_instance)
+	{
+		emitFailed(tr("No instance specified"));
+		return;
+	}
+
+	JavaCommon::checkJVMArgs(m_instance->settings()->get("JvmArgs").toString(), m_parentWidget);
+
+	// 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(
+			m_parentWidget, 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.
+			SettingsUI::ShowPageDialog(MMC->globalSettingsPages(), m_parentWidget, "accounts");
+		}
+	}
+	else if (account.get() == nullptr)
+	{
+		// If no default account is set, ask the user which one to use.
+		ProfileSelectDialog selectDialog(tr("Which profile would you like to use?"),
+										 ProfileSelectDialog::GlobalDefaultCheckbox, m_parentWidget);
+
+		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())
+	{
+		emitFailed(tr("No account selected for launch"));
+		return;
+	}
+
+	// we try empty password first :)
+	QString password;
+	// we loop until the user succeeds in logging in or gives up
+	bool tryagain = true;
+	// the failure. the default failure.
+	const QString needLoginAgain = tr("Your account is currently not logged in. Please enter "
+							"your password to log in again.");
+	QString failReason = needLoginAgain;
+
+	while (tryagain)
+	{
+		m_session = std::make_shared<AuthSession>();
+		m_session->wants_online = m_online;
+		auto task = account->login(m_session, password);
+		if (task)
+		{
+			// We'll need to validate the access token to make sure the account
+			// is still logged in.
+			ProgressDialog progDialog(m_parentWidget);
+			if (m_online)
+			{
+				progDialog.setSkipButton(true, tr("Play Offline"));
+			}
+			progDialog.execWithTask(task.get());
+			if (!task->successful())
+			{
+				auto failReasonNew = task->failReason();
+				if(failReasonNew == "Invalid token.")
+				{
+					failReason = needLoginAgain;
+				}
+				else failReason = failReasonNew;
+			}
+		}
+		switch (m_session->status)
+		{
+		case AuthSession::Undetermined:
+		{
+			qCritical() << "Received undetermined session status during login. Bye.";
+			tryagain = false;
+			emitFailed(tr("Received undetermined session status during login."));
+			break;
+		}
+		case AuthSession::RequiresPassword:
+		{
+			EditAccountDialog passDialog(failReason, m_parentWidget, EditAccountDialog::PasswordField);
+			auto username = m_session->username;
+			auto chopN = [](QString toChop, int N) -> QString
+			{
+				if(toChop.size() > N)
+				{
+					auto left = toChop.left(N);
+					left += QString("\u25CF").repeated(toChop.size() - N);
+					return left;
+				}
+				return toChop;
+			};
+
+			if(username.contains('@'))
+			{
+				auto parts = username.split('@');
+				auto mailbox = chopN(parts[0],3);
+				QString domain = chopN(parts[1], 3);
+				username = mailbox + '@' + domain;
+			}
+			passDialog.setUsername(username);
+			if (passDialog.exec() == QDialog::Accepted)
+			{
+				password = passDialog.password();
+			}
+			else
+			{
+				tryagain = false;
+			}
+			break;
+		}
+		case AuthSession::PlayableOffline:
+		{
+			// we ask the user for a player name
+			bool ok = false;
+			QString usedname = m_session->player_name;
+			QString name = QInputDialog::getText(m_parentWidget, tr("Player name"),
+												 tr("Choose your offline mode player name."),
+												 QLineEdit::Normal, m_session->player_name, &ok);
+			if (!ok)
+			{
+				tryagain = false;
+				break;
+			}
+			if (name.length())
+			{
+				usedname = name;
+			}
+			m_session->MakeOffline(usedname);
+			// offline flavored game from here :3
+		}
+		case AuthSession::PlayableOnline:
+		{
+			launchInstance();
+			tryagain = false;
+			return;
+		}
+		}
+	}
+	emitFailed(tr("Failed to launch."));
+}
+
+void LaunchController::launchInstance()
+{
+	Q_ASSERT_X(m_instance != NULL, "launchInstance", "instance is NULL");
+	Q_ASSERT_X(m_session.get() != nullptr, "launchInstance", "session is NULL");
+
+	if(!m_instance->reload())
+	{
+		QMessageBox::critical(m_parentWidget, tr("Error"), tr("Couldn't load the instance profile."));
+		emitFailed(tr("Couldn't load the instance profile."));
+		return;
+	}
+
+	m_launcher = m_instance->createLaunchTask(m_session);
+	if (!m_launcher)
+	{
+		emitFailed(tr("Couldn't instantiate a launcher."));
+		return;
+	}
+
+	auto mainWindow = qobject_cast<MainWindow *>(m_parentWidget);
+	auto instanceWindow = qobject_cast<InstanceWindow *>(m_parentWidget);
+	if(mainWindow)
+	{
+		m_console = mainWindow->showInstanceWindow(m_instance);
+	}
+	else if(instanceWindow)
+	{
+		// NOOP
+	}
+	else
+	{
+		// this is used when launching directly from command line
+		m_console = new InstanceWindow(m_instance);
+		m_console->setQuitOnClose(true);
+	}
+	connect(m_launcher.get(), &LaunchTask::readyForLaunch, this, &LaunchController::readyForLaunch);
+
+	m_launcher->prependStep(std::make_shared<TextPrint>(m_launcher.get(), "MultiMC version: " + BuildConfig.printableVersionString() + "\n\n", MessageLevel::MultiMC));
+	m_launcher->start();
+}
+
+void LaunchController::readyForLaunch()
+{
+	if (!m_profiler)
+	{
+		m_launcher->proceed();
+		emitSucceeded();
+		return;
+	}
+
+	QString error;
+	if (!m_profiler->check(&error))
+	{
+		m_launcher->abort();
+		QMessageBox::critical(m_parentWidget, tr("Error"), tr("Couldn't start profiler: %1").arg(error));
+		emitFailed("Profiler startup failed");
+		return;
+	}
+	BaseProfiler *profilerInstance = m_profiler->createProfiler(m_launcher->instance(), this);
+
+	connect(profilerInstance, &BaseProfiler::readyToLaunch, [this](const QString & message)
+	{
+		QMessageBox msg;
+		msg.setText(tr("The game launch is delayed until you press the "
+						"button. This is the right time to setup the profiler, as the "
+						"profiler server is running now.\n\n%1").arg(message));
+		msg.setWindowTitle(tr("Waiting"));
+		msg.setIcon(QMessageBox::Information);
+		msg.addButton(tr("Launch"), QMessageBox::AcceptRole);
+		msg.setModal(true);
+		msg.exec();
+		m_launcher->proceed();
+		emitSucceeded();
+	});
+	connect(profilerInstance, &BaseProfiler::abortLaunch, [this](const QString & message)
+	{
+		QMessageBox msg;
+		msg.setText(tr("Couldn't start the profiler: %1").arg(message));
+		msg.setWindowTitle(tr("Error"));
+		msg.setIcon(QMessageBox::Critical);
+		msg.addButton(QMessageBox::Ok);
+		msg.setModal(true);
+		msg.exec();
+		m_launcher->abort();
+		emitFailed("Profiler startup failed");
+	});
+	profilerInstance->beginProfiling(m_launcher);
+}