Android: Add online system update functionality

10 files changed, 509 insertions, 14 deletions

diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/activities/EmulationActivity.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/activities/EmulationActivity.java
index 815b5b7396..3b7838a814 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/activities/EmulationActivity.java
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/activities/EmulationActivity.java
@@ -9,7 +9,6 @@ import android.content.SharedPreferences;
 import android.graphics.Rect;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
-import android.text.TextUtils;
 import android.util.SparseIntArray;
 import android.view.InputDevice;
 import android.view.KeyEvent;
@@ -80,12 +79,14 @@ public final class EmulationActivity extends AppCompatActivity
   private boolean activityRecreated;
   private String[] mPaths;
   private boolean mRiivolution;
+  private boolean mLaunchSystemMenu;
   private boolean mIgnoreWarnings;
   private static boolean sUserPausedEmulation;
   private boolean mMenuToastShown;
 
   public static final String EXTRA_SELECTED_GAMES = "SelectedGames";
   public static final String EXTRA_RIIVOLUTION = "Riivolution";
+  public static final String EXTRA_SYSTEM_MENU = "SystemMenu";
   public static final String EXTRA_IGNORE_WARNINGS = "IgnoreWarnings";
   public static final String EXTRA_USER_PAUSED_EMULATION = "sUserPausedEmulation";
   public static final String EXTRA_MENU_TOAST_SHOWN = "MenuToastShown";
@@ -171,11 +172,9 @@ public final class EmulationActivity extends AppCompatActivity
     launch(activity, new String[]{filePath}, riivolution);
   }
 
-  public static void launch(FragmentActivity activity, String[] filePaths, boolean riivolution)
+  private static void performLaunchChecks(FragmentActivity activity,
+          Runnable continueCallback)
   {
-    if (sIgnoreLaunchRequests)
-      return;
-
     new AfterDirectoryInitializationRunner().runWithLifecycle(activity, true, () ->
     {
       if (FileBrowserHelper.isPathEmptyOrValid(StringSetting.MAIN_DEFAULT_ISO) &&
@@ -185,7 +184,7 @@ public final class EmulationActivity extends AppCompatActivity
               FileBrowserHelper.isPathEmptyOrValid(StringSetting.MAIN_RESOURCEPACK_PATH) &&
               FileBrowserHelper.isPathEmptyOrValid(StringSetting.MAIN_SD_PATH))
       {
-        launchWithoutChecks(activity, filePaths, riivolution);
+        continueCallback.run();
       }
       else
       {
@@ -194,12 +193,44 @@ public final class EmulationActivity extends AppCompatActivity
         builder.setPositiveButton(R.string.yes, (dialogInterface, i) ->
                 SettingsActivity.launch(activity, MenuTag.CONFIG_PATHS));
         builder.setNeutralButton(R.string.continue_anyway, (dialogInterface, i) ->
-                launchWithoutChecks(activity, filePaths, riivolution));
+                continueCallback.run());
         builder.show();
       }
     });
   }
 
+
+  public static void launchSystemMenu(FragmentActivity activity)
+  {
+    if (sIgnoreLaunchRequests)
+      return;
+
+    performLaunchChecks(activity, () ->
+    {
+      launchSystemMenuWithoutChecks(activity);
+    });
+  }
+
+  public static void launch(FragmentActivity activity, String[] filePaths, boolean riivolution)
+  {
+    if (sIgnoreLaunchRequests)
+      return;
+
+    performLaunchChecks(activity, () ->
+    {
+      launchWithoutChecks(activity, filePaths, riivolution);
+    });
+  }
+
+  private static void launchSystemMenuWithoutChecks(FragmentActivity activity)
+  {
+    sIgnoreLaunchRequests = true;
+
+    Intent launcher = new Intent(activity, EmulationActivity.class);
+    launcher.putExtra(EmulationActivity.EXTRA_SYSTEM_MENU, true);
+    activity.startActivity(launcher);
+  }
+
   private static void launchWithoutChecks(FragmentActivity activity, String[] filePaths,
           boolean riivolution)
   {
@@ -256,6 +287,7 @@ public final class EmulationActivity extends AppCompatActivity
       Intent gameToEmulate = getIntent();
       mPaths = gameToEmulate.getStringArrayExtra(EXTRA_SELECTED_GAMES);
       mRiivolution = gameToEmulate.getBooleanExtra(EXTRA_RIIVOLUTION, false);
+      mLaunchSystemMenu = gameToEmulate.getBooleanExtra(EXTRA_SYSTEM_MENU, false);
       mIgnoreWarnings = gameToEmulate.getBooleanExtra(EXTRA_IGNORE_WARNINGS, false);
       sUserPausedEmulation = gameToEmulate.getBooleanExtra(EXTRA_USER_PAUSED_EMULATION, false);
       mMenuToastShown = false;
@@ -288,7 +320,7 @@ public final class EmulationActivity extends AppCompatActivity
             .findFragmentById(R.id.frame_emulation_fragment);
     if (mEmulationFragment == null)
     {
-      mEmulationFragment = EmulationFragment.newInstance(mPaths, mRiivolution);
+      mEmulationFragment = EmulationFragment.newInstance(mPaths, mRiivolution, mLaunchSystemMenu);
       getSupportFragmentManager().beginTransaction()
               .add(R.id.frame_emulation_fragment, mEmulationFragment)
               .commit();
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/OnlineUpdateProgressBarDialogFragment.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/OnlineUpdateProgressBarDialogFragment.java
new file mode 100644
index 0000000000..7130b09f00
--- /dev/null
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/OnlineUpdateProgressBarDialogFragment.java
@@ -0,0 +1,110 @@
+package org.dolphinemu.dolphinemu.features.sysupdate.ui;
+
+import android.app.Dialog;
+import android.app.ProgressDialog;
+import android.content.pm.ActivityInfo;
+import android.os.Bundle;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.DialogFragment;
+import androidx.lifecycle.ViewModelProvider;
+
+import org.dolphinemu.dolphinemu.R;
+
+public class OnlineUpdateProgressBarDialogFragment extends DialogFragment
+{
+  @NonNull
+  @Override
+  public Dialog onCreateDialog(@Nullable Bundle savedInstanceState)
+  {
+    // Store the current orientation to be restored later
+    final int orientation = getActivity().getRequestedOrientation();
+    // Rotating the device while the update is running can result in a title failing to import.
+    getActivity().setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LOCKED);
+
+    SystemUpdateViewModel viewModel =
+            new ViewModelProvider(requireActivity()).get(SystemUpdateViewModel.class);
+
+    ProgressDialog progressDialog = new ProgressDialog(requireContext());
+    progressDialog.setTitle(getString(R.string.updating));
+    // We need to set the message to something here, otherwise the text will not appear when we set it later.
+    progressDialog.setMessage("");
+    progressDialog.setButton(Dialog.BUTTON_NEGATIVE, getString(R.string.cancel), (dialog, i) ->
+    {
+    });
+    progressDialog.setOnShowListener((dialogInterface) ->
+    {
+      // By default, the ProgressDialog will immediately dismiss itself upon a button being pressed.
+      // Setting the OnClickListener again after the dialog is shown overrides this behavior.
+      progressDialog.getButton(Dialog.BUTTON_NEGATIVE).setOnClickListener((view) ->
+      {
+        viewModel.setCanceled();
+      });
+    });
+    progressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
+
+    viewModel.getProgressData().observe(this, (@Nullable Integer progress) ->
+    {
+      progressDialog.setProgress(progress.intValue());
+    });
+
+    viewModel.getTotalData().observe(this, (@Nullable Integer total) ->
+    {
+      if (total == 0)
+      {
+        return;
+      }
+
+      progressDialog.setMax(total.intValue());
+    });
+
+    viewModel.getTitleIdData().observe(this, (@Nullable Long titleId) ->
+    {
+      progressDialog.setMessage(getString(R.string.updating_message, titleId));
+    });
+
+    viewModel.getResultData().observe(this, (@Nullable Integer result) ->
+    {
+      if (result == -1)
+      {
+        // This is the default value, ignore
+        return;
+      }
+
+      OnlineUpdateResultFragment progressBarFragment = new OnlineUpdateResultFragment();
+      progressBarFragment.show(getParentFragmentManager(), "OnlineUpdateResultFragment");
+
+      getActivity().setRequestedOrientation(orientation);
+
+      dismiss();
+    });
+
+    if (savedInstanceState == null)
+    {
+      final String region;
+      int selectedItem = viewModel.getRegion();
+
+      switch (selectedItem)
+      {
+        case 0:
+          region = "EUR";
+          break;
+        case 1:
+          region = "JPN";
+          break;
+        case 2:
+          region = "KOR";
+          break;
+        case 3:
+          region = "USA";
+          break;
+        default:
+          region = "";
+          break;
+      }
+      viewModel.startUpdate(region);
+    }
+    return progressDialog;
+  }
+}
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/OnlineUpdateRegionSelectDialogFragment.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/OnlineUpdateRegionSelectDialogFragment.java
new file mode 100644
index 0000000000..198008d288
--- /dev/null
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/OnlineUpdateRegionSelectDialogFragment.java
@@ -0,0 +1,42 @@
+package org.dolphinemu.dolphinemu.features.sysupdate.ui;
+
+import android.app.Dialog;
+import android.os.Bundle;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.appcompat.app.AlertDialog;
+import androidx.fragment.app.DialogFragment;
+import androidx.lifecycle.ViewModelProvider;
+
+import org.dolphinemu.dolphinemu.R;
+
+public class OnlineUpdateRegionSelectDialogFragment extends DialogFragment
+{
+  @NonNull
+  @Override
+  public Dialog onCreateDialog(@Nullable Bundle savedInstanceState)
+  {
+    String[] items = {getString(R.string.europe), getString(
+            R.string.japan), getString(R.string.korea), getString(R.string.united_states)};
+    int checkedItem = -1;
+
+    return new AlertDialog.Builder(requireContext(), R.style.DolphinDialogBase)
+            .setTitle(R.string.region_select_title)
+            .setSingleChoiceItems(items, checkedItem, (dialog, which) ->
+            {
+              SystemUpdateViewModel viewModel =
+                      new ViewModelProvider(requireActivity()).get(SystemUpdateViewModel.class);
+              viewModel.setRegion(which);
+
+              OnlineUpdateProgressBarDialogFragment progressBarFragment =
+                      new OnlineUpdateProgressBarDialogFragment();
+              progressBarFragment
+                      .show(getParentFragmentManager(), "OnlineUpdateProgressBarDialogFragment");
+              progressBarFragment.setCancelable(false);
+
+              dismiss();
+            })
+            .create();
+  }
+}
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/OnlineUpdateResultFragment.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/OnlineUpdateResultFragment.java
new file mode 100644
index 0000000000..e1f7557944
--- /dev/null
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/OnlineUpdateResultFragment.java
@@ -0,0 +1,105 @@
+package org.dolphinemu.dolphinemu.features.sysupdate.ui;
+
+import android.app.Dialog;
+import android.os.Bundle;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AlertDialog;
+import androidx.fragment.app.DialogFragment;
+import androidx.lifecycle.ViewModelProvider;
+
+import org.dolphinemu.dolphinemu.R;
+import org.dolphinemu.dolphinemu.utils.WiiUtils;
+
+public class OnlineUpdateResultFragment extends DialogFragment
+{
+  private int mResult;
+
+  @Override
+  public Dialog onCreateDialog(Bundle savedInstanceState)
+  {
+    SystemUpdateViewModel viewModel =
+            new ViewModelProvider(requireActivity()).get(SystemUpdateViewModel.class);
+    if (savedInstanceState == null)
+    {
+      mResult = viewModel.getResultData().getValue().intValue();
+      viewModel.clear();
+    }
+    else
+    {
+      mResult = savedInstanceState.getInt("result");
+    }
+
+    String message;
+    switch (mResult)
+    {
+      case WiiUtils.UPDATE_RESULT_SUCCESS:
+        message = getString(R.string.update_success);
+        break;
+      case WiiUtils.UPDATE_RESULT_ALREADY_UP_TO_DATE:
+        message = getString(R.string.already_up_to_date);
+        break;
+      case WiiUtils.UPDATE_RESULT_REGION_MISMATCH:
+        message = getString(R.string.region_mismatch);
+        break;
+      case WiiUtils.UPDATE_RESULT_MISSING_UPDATE_PARTITION:
+        message = getString(R.string.missing_update_partition);
+        break;
+      case WiiUtils.UPDATE_RESULT_DISC_READ_FAILED:
+        message = getString(R.string.disc_read_failed);
+        break;
+      case WiiUtils.UPDATE_RESULT_SERVER_FAILED:
+        message = getString(R.string.server_failed);
+        break;
+      case WiiUtils.UPDATE_RESULT_DOWNLOAD_FAILED:
+        message = getString(R.string.download_failed);
+        break;
+      case WiiUtils.UPDATE_RESULT_IMPORT_FAILED:
+        message = getString(R.string.import_failed);
+        break;
+      case WiiUtils.UPDATE_RESULT_CANCELLED:
+        message = getString(R.string.update_cancelled);
+        break;
+      default:
+        throw new IllegalStateException("Unexpected value: " + mResult);
+    }
+
+    String title;
+    switch (mResult)
+    {
+      case WiiUtils.UPDATE_RESULT_SUCCESS:
+      case WiiUtils.UPDATE_RESULT_ALREADY_UP_TO_DATE:
+        title = getString(R.string.update_success_title);
+        break;
+      case WiiUtils.UPDATE_RESULT_REGION_MISMATCH:
+      case WiiUtils.UPDATE_RESULT_MISSING_UPDATE_PARTITION:
+      case WiiUtils.UPDATE_RESULT_DISC_READ_FAILED:
+      case WiiUtils.UPDATE_RESULT_SERVER_FAILED:
+      case WiiUtils.UPDATE_RESULT_DOWNLOAD_FAILED:
+      case WiiUtils.UPDATE_RESULT_IMPORT_FAILED:
+        title = getString(R.string.update_failed_title);
+        break;
+      case WiiUtils.UPDATE_RESULT_CANCELLED:
+        title = getString(R.string.update_cancelled_title);
+        break;
+      default:
+        throw new IllegalStateException("Unexpected value: " + mResult);
+    }
+
+    return new AlertDialog.Builder(requireContext(), R.style.DolphinDialogBase)
+            .setTitle(title)
+            .setMessage(message)
+            .setPositiveButton(R.string.ok, (dialog, which) ->
+            {
+              dismiss();
+            })
+            .create();
+  }
+
+  @Override
+  public void onSaveInstanceState(@NonNull Bundle outState)
+  {
+    super.onSaveInstanceState(outState);
+    outState.putInt("result", mResult);
+  }
+}
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/SystemMenuNotInstalledDialogFragment.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/SystemMenuNotInstalledDialogFragment.java
new file mode 100644
index 0000000000..b70e7682b7
--- /dev/null
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/SystemMenuNotInstalledDialogFragment.java
@@ -0,0 +1,34 @@
+package org.dolphinemu.dolphinemu.features.sysupdate.ui;
+
+import android.app.Dialog;
+import android.os.Bundle;
+
+import androidx.appcompat.app.AlertDialog;
+import androidx.fragment.app.DialogFragment;
+import androidx.fragment.app.FragmentManager;
+
+import org.dolphinemu.dolphinemu.R;
+
+public class SystemMenuNotInstalledDialogFragment extends DialogFragment
+{
+  @Override
+  public Dialog onCreateDialog(Bundle savedInstanceState)
+  {
+    return new AlertDialog.Builder(requireContext(), R.style.DolphinDialogBase)
+            .setTitle(R.string.system_menu_not_installed_title)
+            .setMessage(R.string.system_menu_not_installed_message)
+            .setPositiveButton(R.string.yes, (dialog, which) ->
+            {
+              FragmentManager fragmentManager = getParentFragmentManager();
+              OnlineUpdateRegionSelectDialogFragment dialogFragment =
+                      new OnlineUpdateRegionSelectDialogFragment();
+              dialogFragment.show(fragmentManager, "OnlineUpdateRegionSelectDialogFragment");
+              dismiss();
+            })
+            .setNegativeButton(R.string.no, (dialog, which) ->
+            {
+              dismiss();
+            })
+            .create();
+  }
+}
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/SystemUpdateViewModel.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/SystemUpdateViewModel.java
new file mode 100644
index 0000000000..ced570f8c3
--- /dev/null
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/features/sysupdate/ui/SystemUpdateViewModel.java
@@ -0,0 +1,90 @@
+package org.dolphinemu.dolphinemu.features.sysupdate.ui;
+
+import androidx.lifecycle.MutableLiveData;
+import androidx.lifecycle.ViewModel;
+
+import org.dolphinemu.dolphinemu.utils.WiiUtils;
+
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+
+public class SystemUpdateViewModel extends ViewModel
+{
+  private static final ExecutorService executor = Executors.newFixedThreadPool(1);
+
+  private final MutableLiveData<Integer> mProgressData = new MutableLiveData<>();
+  private final MutableLiveData<Integer> mTotalData = new MutableLiveData<>();
+  private final MutableLiveData<Long> mTitleIdData = new MutableLiveData<>();
+  private final MutableLiveData<Integer> mResultData = new MutableLiveData<>();
+
+  private boolean mCanceled = false;
+  private int mRegion;
+
+  public SystemUpdateViewModel()
+  {
+    clear();
+  }
+
+  public void setRegion(int region)
+  {
+    mRegion = region;
+  }
+
+  public int getRegion()
+  {
+    return mRegion;
+  }
+
+  public MutableLiveData<Integer> getProgressData()
+  {
+    return mProgressData;
+  }
+
+  public MutableLiveData<Integer> getTotalData()
+  {
+    return mTotalData;
+  }
+
+  public MutableLiveData<Long> getTitleIdData()
+  {
+    return mTitleIdData;
+  }
+
+  public MutableLiveData<Integer> getResultData()
+  {
+    return mResultData;
+  }
+
+  public void setCanceled()
+  {
+    mCanceled = true;
+  }
+
+  public void startUpdate(String region)
+  {
+    mCanceled = false;
+
+    executor.execute(() ->
+    {
+      int result = WiiUtils.doOnlineUpdate(region, ((processed, total, titleId) ->
+      {
+        mProgressData.postValue(processed);
+        mTotalData.postValue(total);
+        mTitleIdData.postValue(titleId);
+
+        return !mCanceled;
+      }));
+
+      mResultData.postValue(result);
+    });
+  }
+
+  public void clear()
+  {
+    mProgressData.setValue(0);
+    mTotalData.setValue(0);
+    mTitleIdData.setValue(0l);
+    mResultData.setValue(-1);
+    mCanceled = false;
+  }
+}
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/fragments/EmulationFragment.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/fragments/EmulationFragment.java
index 7f1e158830..01d6ab6719 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/fragments/EmulationFragment.java
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/fragments/EmulationFragment.java
@@ -6,7 +6,6 @@ import android.content.Context;
 import android.graphics.Rect;
 import android.os.Bundle;
 import android.view.LayoutInflater;
-import android.view.Surface;
 import android.view.SurfaceHolder;
 import android.view.SurfaceView;
 import android.view.View;
@@ -30,6 +29,7 @@ public final class EmulationFragment extends Fragment implements SurfaceHolder.C
 {
   private static final String KEY_GAMEPATHS = "gamepaths";
   private static final String KEY_RIIVOLUTION = "riivolution";
+  private static final String KEY_SYSTEM_MENU = "systemMenu";
 
   private InputOverlay mInputOverlay;
 
@@ -37,14 +37,17 @@ public final class EmulationFragment extends Fragment implements SurfaceHolder.C
   private boolean mRiivolution;
   private boolean mRunWhenSurfaceIsValid;
   private boolean mLoadPreviousTemporaryState;
+  private boolean mLaunchSystemMenu;
 
   private EmulationActivity activity;
 
-  public static EmulationFragment newInstance(String[] gamePaths, boolean riivolution)
+  public static EmulationFragment newInstance(String[] gamePaths, boolean riivolution,
+          boolean systemMenu)
   {
     Bundle args = new Bundle();
     args.putStringArray(KEY_GAMEPATHS, gamePaths);
     args.putBoolean(KEY_RIIVOLUTION, riivolution);
+    args.putBoolean(KEY_SYSTEM_MENU, systemMenu);
 
     EmulationFragment fragment = new EmulationFragment();
     fragment.setArguments(args);
@@ -77,6 +80,7 @@ public final class EmulationFragment extends Fragment implements SurfaceHolder.C
 
     mGamePaths = getArguments().getStringArray(KEY_GAMEPATHS);
     mRiivolution = getArguments().getBoolean(KEY_RIIVOLUTION);
+    mLaunchSystemMenu = getArguments().getBoolean(KEY_SYSTEM_MENU);
   }
 
   /**
@@ -270,6 +274,11 @@ public final class EmulationFragment extends Fragment implements SurfaceHolder.C
           Log.debug("[EmulationFragment] Starting emulation thread from previous state.");
           NativeLibrary.Run(mGamePaths, mRiivolution, getTemporaryStateFilePath(), true);
         }
+        if (mLaunchSystemMenu)
+        {
+          Log.debug("[EmulationFragment] Starting emulation thread for the Wii Menu.");
+          NativeLibrary.RunSystemMenu();
+        }
         else
         {
           Log.debug("[EmulationFragment] Starting emulation thread.");
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/MainActivity.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/MainActivity.java
index 2b9b8defda..711f7d36de 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/MainActivity.java
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/MainActivity.java
@@ -14,6 +14,7 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
+import androidx.lifecycle.ViewModelProvider;
 import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
 import androidx.viewpager.widget.ViewPager;
 
@@ -27,6 +28,9 @@ import org.dolphinemu.dolphinemu.features.settings.model.IntSetting;
 import org.dolphinemu.dolphinemu.features.settings.model.NativeConfig;
 import org.dolphinemu.dolphinemu.features.settings.ui.MenuTag;
 import org.dolphinemu.dolphinemu.features.settings.ui.SettingsActivity;
+import org.dolphinemu.dolphinemu.features.sysupdate.ui.OnlineUpdateProgressBarDialogFragment;
+import org.dolphinemu.dolphinemu.features.sysupdate.ui.SystemMenuNotInstalledDialogFragment;
+import org.dolphinemu.dolphinemu.features.sysupdate.ui.SystemUpdateViewModel;
 import org.dolphinemu.dolphinemu.services.GameFileCacheManager;
 import org.dolphinemu.dolphinemu.ui.platform.Platform;
 import org.dolphinemu.dolphinemu.ui.platform.PlatformGamesView;
@@ -36,6 +40,7 @@ import org.dolphinemu.dolphinemu.utils.DirectoryInitialization;
 import org.dolphinemu.dolphinemu.utils.FileBrowserHelper;
 import org.dolphinemu.dolphinemu.utils.PermissionsHandler;
 import org.dolphinemu.dolphinemu.utils.StartupHandler;
+import org.dolphinemu.dolphinemu.utils.WiiUtils;
 
 /**
  * The main Activity of the Lollipop style UI. Manages several PlatformGamesFragments, which
@@ -142,6 +147,14 @@ public final class MainActivity extends AppCompatActivity
   {
     MenuInflater inflater = getMenuInflater();
     inflater.inflate(R.menu.menu_game_grid, menu);
+
+    if (WiiUtils.isSystemMenuInstalled())
+    {
+      menu.findItem(R.id.menu_load_wii_system_menu).setTitle(
+              getString(R.string.grid_menu_load_wii_system_menu_installed,
+                      WiiUtils.getSystemMenuVersion()));
+    }
+
     return true;
   }
 
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/MainPresenter.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/MainPresenter.java
index 76f53ddd72..b95b35331f 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/MainPresenter.java
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/MainPresenter.java
@@ -3,18 +3,23 @@
 package org.dolphinemu.dolphinemu.ui.main;
 
 import android.content.ContentResolver;
-import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
 
 import androidx.appcompat.app.AlertDialog;
-import androidx.core.app.ComponentActivity;
+import androidx.activity.ComponentActivity;
+import androidx.fragment.app.FragmentActivity;
 import androidx.lifecycle.Observer;
+import androidx.lifecycle.ViewModelProvider;
 
 import org.dolphinemu.dolphinemu.BuildConfig;
 import org.dolphinemu.dolphinemu.R;
+import org.dolphinemu.dolphinemu.activities.EmulationActivity;
 import org.dolphinemu.dolphinemu.features.settings.model.BooleanSetting;
 import org.dolphinemu.dolphinemu.features.settings.ui.MenuTag;
+import org.dolphinemu.dolphinemu.features.sysupdate.ui.OnlineUpdateProgressBarDialogFragment;
+import org.dolphinemu.dolphinemu.features.sysupdate.ui.SystemMenuNotInstalledDialogFragment;
+import org.dolphinemu.dolphinemu.features.sysupdate.ui.SystemUpdateViewModel;
 import org.dolphinemu.dolphinemu.model.GameFileCache;
 import org.dolphinemu.dolphinemu.services.GameFileCacheManager;
 import org.dolphinemu.dolphinemu.utils.AfterDirectoryInitializationRunner;
@@ -40,10 +45,10 @@ public final class MainPresenter
   private static boolean sShouldRescanLibrary = true;
 
   private final MainView mView;
-  private final ComponentActivity mActivity;
+  private final FragmentActivity mActivity;
   private String mDirToAdd;
 
-  public MainPresenter(MainView view, ComponentActivity activity)
+  public MainPresenter(MainView view, FragmentActivity activity)
   {
     mView = view;
     mActivity = activity;
@@ -94,6 +99,14 @@ public final class MainPresenter
         mView.launchOpenFileActivity(REQUEST_GAME_FILE);
         return true;
 
+      case R.id.menu_load_wii_system_menu:
+        launchWiiSystemMenu();
+        return true;
+
+      case R.id.menu_online_system_update:
+        launchOnlineUpdate();
+        return true;
+
       case R.id.menu_install_wad:
         new AfterDirectoryInitializationRunner().runWithLifecycle(activity, true,
                 () -> mView.launchOpenFileActivity(REQUEST_WAD_FILE));
@@ -287,4 +300,43 @@ public final class MainPresenter
   {
     sShouldRescanLibrary = false;
   }
+
+  private void launchOnlineUpdate()
+  {
+    if (WiiUtils.isSystemMenuInstalled())
+    {
+      SystemUpdateViewModel viewModel =
+              new ViewModelProvider(mActivity).get(SystemUpdateViewModel.class);
+      viewModel.setRegion(-1);
+      OnlineUpdateProgressBarDialogFragment progressBarFragment =
+              new OnlineUpdateProgressBarDialogFragment();
+      progressBarFragment
+              .show(mActivity.getSupportFragmentManager(), "OnlineUpdateProgressBarDialogFragment");
+      progressBarFragment.setCancelable(false);
+    }
+    else
+    {
+      SystemMenuNotInstalledDialogFragment dialogFragment =
+              new SystemMenuNotInstalledDialogFragment();
+      dialogFragment
+              .show(mActivity.getSupportFragmentManager(), "SystemMenuNotInstalledDialogFragment");
+    }
+  }
+
+  private void launchWiiSystemMenu()
+  {
+    WiiUtils.isSystemMenuInstalled();
+
+    if (WiiUtils.isSystemMenuInstalled())
+    {
+      EmulationActivity.launchSystemMenu(mActivity);
+    }
+    else
+    {
+      SystemMenuNotInstalledDialogFragment dialogFragment =
+              new SystemMenuNotInstalledDialogFragment();
+      dialogFragment
+              .show(mActivity.getSupportFragmentManager(), "SystemMenuNotInstalledDialogFragment");
+    }
+  }
 }
diff --git a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/TvMainActivity.java b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/TvMainActivity.java
index 58f3bbafb7..77ad01ecf3 100644
--- a/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/TvMainActivity.java
+++ b/Source/Android/app/src/main/java/org/dolphinemu/dolphinemu/ui/main/TvMainActivity.java
@@ -378,6 +378,10 @@ public final class TvMainActivity extends FragmentActivity
             R.drawable.ic_folder,
             R.string.grid_menu_install_wad));
 
+    rowItems.add(new TvSettingsItem(R.id.menu_load_wii_system_menu,
+            R.drawable.ic_folder,
+            R.string.grid_menu_load_wii_system_menu));
+
     rowItems.add(new TvSettingsItem(R.id.menu_import_wii_save,
             R.drawable.ic_folder,
             R.string.grid_menu_import_wii_save));
@@ -386,6 +390,10 @@ public final class TvMainActivity extends FragmentActivity
             R.drawable.ic_folder,
             R.string.grid_menu_import_nand_backup));
 
+    rowItems.add(new TvSettingsItem(R.id.menu_online_system_update,
+            R.drawable.ic_folder,
+            R.string.grid_menu_online_system_update));
+
     // Create a header for this row.
     HeaderItem header = new HeaderItem(R.string.settings, getString(R.string.settings));