Properly implement launching and downloading

Also added a system to select an active account to log in with.

1 files changed, 59 insertions, 88 deletions

diff --git a/gui/MainWindow.cpp b/gui/MainWindow.cpp
index 9824d52f..7ea67764 100644
--- a/gui/MainWindow.cpp
+++ b/gui/MainWindow.cpp
@@ -85,11 +85,6 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWi
 	ui->setupUi(this);
 	setWindowTitle(QString("MultiMC %1").arg(MMC->version().toString()));
 
-	// Set the selected instance to null
-	m_selectedInstance = nullptr;
-	// Set active instance to null.
-	m_activeInst = nullptr;
-
 	// OSX magic.
 	setUnifiedTitleAndToolBarOnMac(true);
 
@@ -563,7 +558,7 @@ void MainWindow::doLogin(const QString &errorMsg)
 
 	// Find an account to use.
 	std::shared_ptr<MojangAccountList> accounts = MMC->accounts();
-	MojangAccountPtr account;
+	MojangAccountPtr account = accounts->activeAccount();
 	if (accounts->count() <= 0)
 	{
 		// Tell the user they need to log in at least one account in order to play.
@@ -577,107 +572,53 @@ void MainWindow::doLogin(const QString &errorMsg)
 			// Open the account manager.
 			on_actionManageAccounts_triggered();
 		}
-		return;
 	}
-	else
+	else if (account.get() == nullptr)
 	{
-		// TODO: Allow user to select different accounts.
-		// For now, we'll just use the first one in the list until I get arround to implementing that.
-		account = accounts->at(0);
-	}
-
-	// We'll need to validate the access token to make sure the account is still logged in.
-	// TODO: Do that ^
-	
-	launchInstance(m_selectedInstance, account);
-
-	/*
-	LoginDialog *loginDlg = new LoginDialog(this, errorMsg);
-	if (!m_selectedInstance->lastLaunch())
-		loginDlg->forceOnline();
+		// Tell the user they need to log in at least one account in order to play.
+		auto reply = CustomMessageBox::selectable(this, tr("No Account Selected"),
+			tr("You don't have an account selected as an active account."
+				"Would you like to open the account manager to select one now?"),
+			QMessageBox::Information, QMessageBox::Yes | QMessageBox::No)->exec();
 
-	loginDlg->exec();
-	if (loginDlg->result() == QDialog::Accepted)
-	{
-		if (loginDlg->isOnline())
-		{
-			m_activeInst = m_selectedInstance;
-			doLogin(loginDlg->getUsername(), loginDlg->getPassword());
-		}
-		else
+		if (reply == QMessageBox::Yes)
 		{
-			QString user = loginDlg->getUsername();
-			if (user.length() == 0)
-				user = QString("Player");
-			m_activeLogin = {user, QString("Offline"), user, QString()};
-			m_activeInst = m_selectedInstance;
-			launchInstance(m_activeInst, m_activeLogin);
+			// Open the account manager.
+			on_actionManageAccounts_triggered();
 		}
 	}
-	*/
-}
-
-void MainWindow::launchInstance(BaseInstance *instance, MojangAccountPtr account)
-{
-	Q_ASSERT_X(instance != NULL, "launchInstance", "instance is NULL");
-	Q_ASSERT_X(account.get() != nullptr, "launchInstance", "account is NULL");
-
-	proc = instance->prepareForLaunch(account);
-	if (!proc)
-		return;
-
-	// Prepare GUI: If it shall stay open disable the required parts
-	if (MMC->settings()->get("NoHide").toBool())
-	{
-		ui->actionLaunchInstance->setEnabled(false);
-	}
 	else
 	{
-		this->hide();
+		// We'll need to validate the access token to make sure the account is still logged in.
+		// TODO: Do that ^
+		
+		prepareLaunch(m_selectedInstance, account);
 	}
-
-	console = new ConsoleWindow(proc);
-
-	connect(proc, SIGNAL(log(QString, MessageLevel::Enum)), console,
-			SLOT(write(QString, MessageLevel::Enum)));
-	connect(proc, SIGNAL(ended(BaseInstance *)), this, SLOT(instanceEnded(BaseInstance *)));
-
-	if (instance->settings().get("ShowConsole").toBool())
-	{
-		console->show();
-	}
-
-	// I think this will work...
-	proc->setLogin(account->username(), account->accessToken());
-	proc->launch();
 }
 
-void MainWindow::onLoginComplete()
+void MainWindow::prepareLaunch(BaseInstance* instance, MojangAccountPtr account)
 {
-	if (!m_activeInst)
-		return;
-	LoginTask *task = (LoginTask *)QObject::sender();
-	m_activeLogin = task->getResult();
-
-	BaseUpdate *updateTask = m_activeInst->doUpdate();
+	BaseUpdate *updateTask = instance->doUpdate();
 	if (!updateTask)
 	{
-		//launchInstance(m_activeInst, m_activeLogin);
+		launchInstance(instance, account);
 	}
 	else
 	{
 		ProgressDialog tDialog(this);
-		connect(updateTask, SIGNAL(succeeded()), SLOT(onGameUpdateComplete()));
+		connect(updateTask, &BaseUpdate::succeeded, [this, instance, account] { launchInstance(instance, account); });
 		connect(updateTask, SIGNAL(failed(QString)), SLOT(onGameUpdateError(QString)));
 		tDialog.exec(updateTask);
 		delete updateTask;
 	}
 
-	auto job = new NetJob("Player skin: " + m_activeLogin.player_name);
+	QString playerName = account->currentProfile()->name();
+
+	auto job = new NetJob("Player skin: " + playerName);
 
-	auto meta = MMC->metacache()->resolveEntry("skins", m_activeLogin.player_name + ".png");
+	auto meta = MMC->metacache()->resolveEntry("skins", playerName + ".png");
 	auto action = CacheDownload::make(
-		QUrl("http://skins.minecraft.net/MinecraftSkins/" + m_activeLogin.player_name + ".png"),
+		QUrl("http://skins.minecraft.net/MinecraftSkins/" + playerName + ".png"),
 		meta);
 	job->addNetAction(action);
 	meta->stale = true;
@@ -702,12 +643,12 @@ void MainWindow::onLoginComplete()
 	QJsonDocument jsonDoc = QJsonDocument::fromJson(data, &jsonError);
 	QJsonObject root = jsonDoc.object();
 	QJsonObject mappings = root.value("mappings").toObject();
-	QJsonArray usernames = mappings.value(m_activeLogin.username).toArray();
+	QJsonArray usernames = mappings.value(account->username()).toArray();
 
-	if (!usernames.contains(m_activeLogin.player_name))
+	if (!usernames.contains(playerName))
 	{
-		usernames.prepend(m_activeLogin.player_name);
-		mappings[m_activeLogin.username] = usernames;
+		usernames.prepend(playerName);
+		mappings[account->username()] = usernames;
 		root["mappings"] = mappings;
 		jsonDoc.setObject(root);
 
@@ -717,9 +658,39 @@ void MainWindow::onLoginComplete()
 	}
 }
 
-void MainWindow::onGameUpdateComplete()
+void MainWindow::launchInstance(BaseInstance *instance, MojangAccountPtr account)
 {
-	//launchInstance(m_activeInst, m_activeLogin);
+	Q_ASSERT_X(instance != NULL, "launchInstance", "instance is NULL");
+	Q_ASSERT_X(account.get() != nullptr, "launchInstance", "account is NULL");
+
+	proc = instance->prepareForLaunch(account);
+	if (!proc)
+		return;
+
+	// Prepare GUI: If it shall stay open disable the required parts
+	if (MMC->settings()->get("NoHide").toBool())
+	{
+		ui->actionLaunchInstance->setEnabled(false);
+	}
+	else
+	{
+		this->hide();
+	}
+
+	console = new ConsoleWindow(proc);
+
+	connect(proc, SIGNAL(log(QString, MessageLevel::Enum)), console,
+			SLOT(write(QString, MessageLevel::Enum)));
+	connect(proc, SIGNAL(ended(BaseInstance *)), this, SLOT(instanceEnded(BaseInstance *)));
+
+	if (instance->settings().get("ShowConsole").toBool())
+	{
+		console->show();
+	}
+
+	// I think this will work...
+	proc->setLogin(account->username(), account->accessToken());
+	proc->launch();
 }
 
 void MainWindow::onGameUpdateError(QString error)