1 files changed, 124 insertions, 0 deletions
diff --git a/src/android/app/src/main/java/org/citra/citra_emu/features/settings/ui/SettingsActivityPresenter.java b/src/android/app/src/main/java/org/citra/citra_emu/features/settings/ui/SettingsActivityPresenter.java
new file mode 100644
index 000000000..0d63873bb
--- /dev/null
+++ b/src/android/app/src/main/java/org/citra/citra_emu/features/settings/ui/SettingsActivityPresenter.java
@@ -0,0 +1,124 @@
+package org.citra.citra_emu.features.settings.ui;
+
+import android.content.IntentFilter;
+import android.os.Bundle;
+import android.text.TextUtils;
+
+import org.citra.citra_emu.NativeLibrary;
+import org.citra.citra_emu.features.settings.model.Settings;
+import org.citra.citra_emu.features.settings.utils.SettingsFile;
+import org.citra.citra_emu.utils.DirectoryInitialization;
+import org.citra.citra_emu.utils.DirectoryInitialization.DirectoryInitializationState;
+import org.citra.citra_emu.utils.DirectoryStateReceiver;
+import org.citra.citra_emu.utils.Log;
+import org.citra.citra_emu.utils.ThemeUtil;
+
+import java.io.File;
+
+public final class SettingsActivityPresenter {
+    private static final String KEY_SHOULD_SAVE = "should_save";
+
+    private SettingsActivityView mView;
+
+    private Settings mSettings = new Settings();
+
+    private boolean mShouldSave;
+
+    private DirectoryStateReceiver directoryStateReceiver;
+
+    private String menuTag;
+    private String gameId;
+
+    public SettingsActivityPresenter(SettingsActivityView view) {
+        mView = view;
+    }
+
+    public void onCreate(Bundle savedInstanceState, String menuTag, String gameId) {
+        if (savedInstanceState == null) {
+            this.menuTag = menuTag;
+            this.gameId = gameId;
+        } else {
+            mShouldSave = savedInstanceState.getBoolean(KEY_SHOULD_SAVE);
+        }
+    }
+
+    public void onStart() {
+        prepareCitraDirectoriesIfNeeded();
+    }
+
+    void loadSettingsUI() {
+        if (mSettings.isEmpty()) {
+            if (!TextUtils.isEmpty(gameId)) {
+                mSettings.loadSettings(gameId, mView);
+            } else {
+                mSettings.loadSettings(mView);
+            }
+        }
+
+        mView.showSettingsFragment(menuTag, false, gameId);
+        mView.onSettingsFileLoaded(mSettings);
+    }
+
+    private void prepareCitraDirectoriesIfNeeded() {
+        File configFile = new File(DirectoryInitialization.getUserDirectory() + "/config/" + SettingsFile.FILE_NAME_CONFIG + ".ini");
+        if (!configFile.exists()) {
+            Log.error("Citra config file could not be found!");
+        }
+        if (DirectoryInitialization.areCitraDirectoriesReady()) {
+            loadSettingsUI();
+        } else {
+            mView.showLoading();
+            IntentFilter statusIntentFilter = new IntentFilter(
+                    DirectoryInitialization.BROADCAST_ACTION);
+
+            directoryStateReceiver =
+                    new DirectoryStateReceiver(directoryInitializationState ->
+                    {
+                        if (directoryInitializationState == DirectoryInitializationState.CITRA_DIRECTORIES_INITIALIZED) {
+                            mView.hideLoading();
+                            loadSettingsUI();
+                        } else if (directoryInitializationState == DirectoryInitializationState.EXTERNAL_STORAGE_PERMISSION_NEEDED) {
+                            mView.showPermissionNeededHint();
+                            mView.hideLoading();
+                        } else if (directoryInitializationState == DirectoryInitializationState.CANT_FIND_EXTERNAL_STORAGE) {
+                            mView.showExternalStorageNotMountedHint();
+                            mView.hideLoading();
+                        }
+                    });
+
+            mView.startDirectoryInitializationService(directoryStateReceiver, statusIntentFilter);
+        }
+    }
+
+    public void setSettings(Settings settings) {
+        mSettings = settings;
+    }
+
+    public Settings getSettings() {
+        return mSettings;
+    }
+
+    public void onStop(boolean finishing) {
+        if (directoryStateReceiver != null) {
+            mView.stopListeningToDirectoryInitializationService(directoryStateReceiver);
+            directoryStateReceiver = null;
+        }
+
+        if (mSettings != null && finishing && mShouldSave) {
+            Log.debug("[SettingsActivity] Settings activity stopping. Saving settings to INI...");
+            mSettings.saveSettings(mView);
+        }
+
+        ThemeUtil.applyTheme();
+
+        NativeLibrary.ReloadSettings();
+    }
+
+    public void onSettingChanged() {
+        mShouldSave = true;
+    }
+
+    public void saveState(Bundle outState) {
+        outState.putBoolean(KEY_SHOULD_SAVE, mShouldSave);
+    }
+}