Qt: Implement "Import BootMii NAND Backup"

Source/Core/DolphinQt2/MainWindow.cpp

@@ -12,9 +12,11 @@
 #include <QIcon>
 #include <QMessageBox>
 #include <QMimeData>
+#include <QProgressDialog>
+
+#include <future>
 
 #include "Common/Common.h"
-#include "Common/Compat/optional"
 
 #include "Core/Boot/Boot.h"
 #include "Core/BootManager.h"
@@ -34,6 +36,8 @@
 #include "Core/NetPlayServer.h"
 #include "Core/State.h"
 
+#include "DiscIO/NANDImporter.h"
+
 #include "DolphinQt2/AboutDialog.h"
 #include "DolphinQt2/Config/ControllersWindow.h"
 #include "DolphinQt2/Config/Graphics/GraphicsWindow.h"
@@ -45,6 +49,7 @@
 #include "DolphinQt2/MainWindow.h"
 #include "DolphinQt2/NetPlay/NetPlayDialog.h"
 #include "DolphinQt2/NetPlay/NetPlaySetupDialog.h"
+#include "DolphinQt2/QtUtils/QueueOnObject.h"
 #include "DolphinQt2/QtUtils/WindowActivationEventFilter.h"
 #include "DolphinQt2/Resources.h"
 #include "DolphinQt2/Settings.h"
@@ -201,6 +206,7 @@ void MainWindow::ConnectMenuBar()
 
   // Tools
   connect(m_menu_bar, &MenuBar::BootGameCubeIPL, this, &MainWindow::OnBootGameCubeIPL);
+  connect(m_menu_bar, &MenuBar::ImportNANDBackup, this, &MainWindow::OnImportNANDBackup);
   connect(m_menu_bar, &MenuBar::PerformOnlineUpdate, this, &MainWindow::PerformOnlineUpdate);
   connect(m_menu_bar, &MenuBar::BootWiiSystemMenu, this, &MainWindow::BootWiiSystemMenu);
   connect(m_menu_bar, &MenuBar::StartNetPlay, this, &MainWindow::ShowNetPlaySetupDialog);
@@ -832,3 +838,47 @@ void MainWindow::OnBootGameCubeIPL(DiscIO::Region region)
 {
   StartGame(std::make_unique<BootParameters>(BootParameters::IPL{region}));
 }
+
+void MainWindow::OnImportNANDBackup()
+{
+  auto response = QMessageBox::question(
+      this, tr("Question"),
+      tr("Merging a new NAND over your currently selected NAND will overwrite any channels "
+         "and savegames that already exist. This process is not reversible, so it is "
+         "recommended that you keep backups of both NANDs. Are you sure you want to "
+         "continue?"));
+
+  if (response == QMessageBox::No)
+    return;
+
+  QString file = QFileDialog::getOpenFileName(this, tr("Select the save file"), QDir::currentPath(),
+                                              tr("BootMii NAND backup file (*.bin);;"
+                                                 "All Files (*)"));
+
+  if (file.isEmpty())
+    return;
+
+  QProgressDialog* dialog = new QProgressDialog(this);
+  dialog->setMinimum(0);
+  dialog->setMaximum(0);
+  dialog->setLabelText(tr("Importing NAND backup"));
+  dialog->setCancelButton(nullptr);
+
+  auto beginning = QDateTime::currentDateTime().toSecsSinceEpoch();
+
+  auto result = std::async(std::launch::async, [&] {
+    DiscIO::NANDImporter().ImportNANDBin(file.toStdString(), [&dialog, beginning] {
+      QueueOnObject(dialog, [&dialog, beginning] {
+        dialog->setLabelText(tr("Importing NAND backup\n Time elapsed: %1s")
+                                 .arg(QDateTime::currentDateTime().toSecsSinceEpoch() - beginning));
+      });
+    });
+    QueueOnObject(dialog, [dialog] { dialog->close(); });
+  });
+
+  dialog->exec();
+
+  result.wait();
+
+  m_menu_bar->UpdateToolsMenu(Core::IsRunning());
+}

Source/Core/DolphinQt2/MainWindow.h

@@ -104,6 +104,7 @@ private:
   void NetPlayQuit();
 
   void OnBootGameCubeIPL(DiscIO::Region region);
+  void OnImportNANDBackup();
   void OnStopComplete();
   void dragEnterEvent(QDragEnterEvent* event) override;
   void dropEvent(QDropEvent* event) override;

Source/Core/DolphinQt2/MenuBar.cpp

@@ -2,6 +2,8 @@
 // Licensed under GPLv2+
 // Refer to the license.txt file included.
 
+#include "DolphinQt2/MenuBar.h"
+
 #include <QAction>
 #include <QDesktopServices>
 #include <QFileDialog>
@@ -17,9 +19,9 @@
 #include "Core/IOS/ES/ES.h"
 #include "Core/IOS/IOS.h"
 #include "Core/State.h"
+#include "DiscIO/NANDImporter.h"
 #include "DolphinQt2/AboutDialog.h"
 #include "DolphinQt2/GameList/GameFile.h"
-#include "DolphinQt2/MenuBar.h"
 #include "DolphinQt2/Settings.h"
 
 MenuBar::MenuBar(QWidget* parent) : QMenuBar(parent)
@@ -112,6 +114,9 @@ void MenuBar::AddToolsMenu()
 
   // Label will be set by a NANDRefresh later
   m_boot_sysmenu = tools_menu->addAction(QStringLiteral(""), [this] { emit BootWiiSystemMenu(); });
+  m_import_backup = tools_menu->addAction(tr("Import BootMii NAND Backup..."),
+                                          [this] { emit ImportNANDBackup(); });
+
   m_boot_sysmenu->setEnabled(false);
 
   connect(&Settings::Instance(), &Settings::NANDRefresh, [this] { UpdateToolsMenu(false); });
@@ -393,6 +398,7 @@ void MenuBar::UpdateToolsMenu(bool emulation_started)
                           File::Exists(SConfig::GetInstance().GetBootROMPath(USA_DIR)));
   m_pal_ipl->setEnabled(!emulation_started &&
                         File::Exists(SConfig::GetInstance().GetBootROMPath(EUR_DIR)));
+  m_import_backup->setEnabled(!emulation_started);
 
   if (!emulation_started)
   {
@@ -451,3 +457,4 @@ void MenuBar::ExportWiiSaves()
 {
   CWiiSaveCrypted::ExportAllSaves();
 }
+

Source/Core/DolphinQt2/MenuBar.h

@@ -9,6 +9,11 @@
 #include <QMenu>
 #include <QMenuBar>
 
+namespace DiscIO
+{
+enum class Region;
+};
+
 class MenuBar final : public QMenuBar
 {
   Q_OBJECT
@@ -22,11 +27,6 @@ public:
   void UpdateStateSlotMenu();
   void UpdateToolsMenu(bool emulation_started);
 
-  // Tools
-  void InstallWAD();
-  void ImportWiiSave();
-  void ExportWiiSaves();
-
 signals:
   // File
   void Open();
@@ -52,6 +52,7 @@ signals:
   void StateSaveOldest();
   void SetStateSlot(int slot);
   void BootWiiSystemMenu();
+  void ImportNANDBackup();
 
   void PerformOnlineUpdate(const std::string& region);
 
@@ -92,6 +93,10 @@ private:
   void AddToolsMenu();
   void AddHelpMenu();
 
+  void InstallWAD();
+  void ImportWiiSave();
+  void ExportWiiSaves();
+
   // File
   QAction* m_open_action;
   QAction* m_exit_action;
@@ -103,6 +108,7 @@ private:
   QAction* m_ntscj_ipl;
   QAction* m_ntscu_ipl;
   QAction* m_pal_ipl;
+  QAction* m_import_backup;
 
   // Emulation
   QAction* m_play_action;