Reword instance-specific account settings, apply clang-format

Signed-off-by: Aaron <10217842+byteduck@users.noreply.github.com>

launcher/LaunchController.cpp

@@ -115,16 +115,12 @@ void LaunchController::decideAccount()
     // Select the account to use. If the instance has a specific account set, that will be used. Otherwise, the default account will be used
     auto instanceAccountId = m_instance->settings()->get("InstanceAccountId").toString();
     auto instanceAccountIndex = accounts->findAccountByProfileId(instanceAccountId);
-    if (instanceAccountIndex == -1)
-    {
+    if (instanceAccountIndex == -1) {
         m_accountToUse = accounts->defaultAccount();
-    }
-    else
-    {
+    } else {
         m_accountToUse = accounts->at(instanceAccountIndex);
     }
 
-
     if (!m_accountToUse)
     {
         // If no default account is set, ask the user which one to use.

launcher/ui/pages/instance/InstanceSettingsPage.cpp

@@ -283,8 +283,7 @@ void InstanceSettingsPage::applySettings()
     // Use an account for this instance
     bool useAccountForInstance = ui->instanceAccountGroupBox->isChecked();
     m_settings->set("UseAccountForInstance", useAccountForInstance);
-    if (!useAccountForInstance)
-    {
+    if (!useAccountForInstance) {
         m_settings->reset("InstanceAccountId");
     }
 
@@ -459,33 +458,33 @@ void InstanceSettingsPage::updateAccountsMenu()
 
     auto accounts = APPLICATION->accounts();
     int accountIndex = accounts->findAccountByProfileId(m_settings->get("InstanceAccountId").toString());
+    MinecraftAccountPtr defaultAccount = accounts->defaultAccount();
 
-    if (accountIndex != -1)
-    {
-        auto account = accounts->at(accountIndex);
-        ui->instanceAccountSelector->setText(account->profileName());
-        ui->instanceAccountSelector->setIcon(account->getFace());
+    if (accountIndex != -1 && accounts->at(accountIndex)) {
+        defaultAccount = accounts->at(accountIndex);
+    }
+
+    if (defaultAccount) {
+        ui->instanceAccountSelector->setText(defaultAccount->profileName());
+        ui->instanceAccountSelector->setIcon(defaultAccount->getFace());
     } else {
         ui->instanceAccountSelector->setText(tr("No default account"));
         ui->instanceAccountSelector->setIcon(APPLICATION->getThemedIcon("noaccount"));
     }
 
-    for (int i = 0; i < accounts->count(); i++)
-    {
+    for (int i = 0; i < accounts->count(); i++) {
         MinecraftAccountPtr account = accounts->at(i);
         QAction* action = new QAction(account->profileName(), this);
         action->setData(i);
         action->setCheckable(true);
-        if (accountIndex == i)
-        {
+        if (accountIndex == i) {
             action->setChecked(true);
         }
 
         auto face = account->getFace();
         if (!face.isNull()) {
             action->setIcon(face);
-        }
-        else {
+        } else {
             action->setIcon(APPLICATION->getThemedIcon("noaccount"));
         }
 
@@ -498,18 +497,12 @@ void InstanceSettingsPage::changeInstanceAccount()
 {
     QAction* sAction = (QAction*)sender();
 
-    // Profile's associated Mojang username
     Q_ASSERT(sAction->data().type() == QVariant::Type::Int);
 
     QVariant data = sAction->data();
-    bool valid = false;
-    int index = data.toInt(&valid);
-    if(!valid) {
-        index = -1;
-    }
+    int index = data.toInt();
     auto accounts = APPLICATION->accounts();
     auto account = accounts->at(index);
-
     m_settings->set("InstanceAccountId", account->profileId());
 
     ui->instanceAccountSelector->setText(account->profileName());

launcher/ui/pages/instance/InstanceSettingsPage.ui

@@ -611,7 +611,7 @@
        <item>
         <widget class="QGroupBox" name="instanceAccountGroupBox">
          <property name="title">
-          <string>Set a default account to use with this instance</string>
+          <string>Override default account</string>
          </property>
          <property name="checkable">
           <bool>true</bool>