change package name

app/src/main/java/com/geode/launcher/GeometryDashActivity.kt

@@ -0,0 +1,311 @@
+package com.geode.launcher
+
+import android.annotation.SuppressLint
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.content.IntentFilter
+import android.content.pm.ActivityInfo
+import android.os.Build
+import android.os.Bundle
+import android.os.Environment
+import android.os.FileUtils
+import android.util.Log
+import android.view.View
+import android.view.ViewGroup
+import android.widget.FrameLayout
+import androidx.appcompat.app.AppCompatActivity
+import androidx.core.view.WindowCompat
+import androidx.core.view.WindowInsetsCompat
+import androidx.core.view.WindowInsetsControllerCompat
+import com.customRobTop.BaseRobTopActivity
+import com.customRobTop.JniToCpp
+import com.geode.launcher.utils.Constants
+import com.geode.launcher.utils.LaunchUtils
+import org.cocos2dx.lib.Cocos2dxEditText
+import org.cocos2dx.lib.Cocos2dxGLSurfaceView
+import org.cocos2dx.lib.Cocos2dxHelper
+import org.cocos2dx.lib.Cocos2dxRenderer
+import org.fmod.FMOD
+import java.io.File
+import java.io.FileInputStream
+import java.io.FileOutputStream
+import java.io.InputStream
+import java.io.OutputStream
+
+
+class GeometryDashActivity : AppCompatActivity(), Cocos2dxHelper.Cocos2dxHelperListener {
+    private var mGLSurfaceView: Cocos2dxGLSurfaceView? = null
+    private val sTag = GeometryDashActivity::class.simpleName
+    private var mIsRunning = false
+    private var mIsOnPause = false
+    private var mHasWindowFocus = false
+    private var mReceiver: BroadcastReceiver? = null
+
+    @SuppressLint("UnsafeDynamicallyLoadedCode")
+    override fun onCreate(savedInstanceState: Bundle?) {
+        setupUIState()
+
+        // return back to main if Geometry Dash isn't found
+        if (!LaunchUtils.isGeometryDashInstalled(packageManager)) {
+            val launchIntent = Intent(this, MainActivity::class.java)
+            launchIntent.flags = Intent.FLAG_ACTIVITY_CLEAR_TASK or Intent.FLAG_ACTIVITY_NEW_TASK
+
+            startActivity(launchIntent)
+        }
+
+        val gdPackageInfo = packageManager.getPackageInfo(Constants.PACKAGE_NAME, 0)
+        val gdNativeLibraryPath = "${gdPackageInfo.applicationInfo.nativeLibraryDir}/"
+
+        try {
+            LaunchUtils.addAssetsFromPackage(assets, gdPackageInfo)
+        } catch (e: NoSuchMethodException) {
+            e.printStackTrace()
+        }
+
+        try {
+            // fixes bugs specific to the new app directory, such as package name
+            LauncherFix.loadLibrary()
+            LauncherFix.setOriginalDataPath(Constants.GJ_DATA_DIR)
+            LauncherFix.setDataPath(filesDir.path)
+        } catch (e: UnsatisfiedLinkError) {
+            e.printStackTrace()
+        }
+
+        System.load("$gdNativeLibraryPath/lib${Constants.FMOD_LIB_NAME}.so")
+        System.load("$gdNativeLibraryPath/lib${Constants.COCOS_LIB_NAME}.so")
+
+        if (getLoadTesting()) {
+            loadTestingLibraries()
+        }
+
+        FMOD.init(this)
+
+        super.onCreate(savedInstanceState)
+
+        setContentView(createView())
+
+        Cocos2dxHelper.init(this, this)
+
+        JniToCpp.setupHSSAssets(
+            gdPackageInfo.applicationInfo.sourceDir,
+            Environment.getExternalStorageDirectory().absolutePath
+        )
+        Cocos2dxHelper.nativeSetApkPath(gdPackageInfo.applicationInfo.sourceDir)
+
+        BaseRobTopActivity.setCurrentActivity(this)
+        registerReceiver()
+    }
+
+    private fun createView(): FrameLayout {
+        val frameLayoutParams = ViewGroup.LayoutParams(-1, -1)
+        val frameLayout = FrameLayout(this)
+        frameLayout.layoutParams = frameLayoutParams
+        val editTextLayoutParams = ViewGroup.LayoutParams(-1, -2)
+        val editText = Cocos2dxEditText(this)
+        editText.layoutParams = editTextLayoutParams
+        frameLayout.addView(editText)
+
+        val glSurfaceView = Cocos2dxGLSurfaceView(this)
+
+        this.mGLSurfaceView = glSurfaceView
+        frameLayout.addView(this.mGLSurfaceView)
+
+        glSurfaceView.setEGLConfigChooser(5, 6, 5, 0, 16, 8)
+
+        if (isAndroidEmulator()) {
+            glSurfaceView.setEGLConfigChooser(8, 8, 8, 8, 16, 0)
+        }
+
+        glSurfaceView.initView()
+        glSurfaceView.setCocos2dxRenderer(Cocos2dxRenderer())
+
+        editText.inputType = 145
+        glSurfaceView.cocos2dxEditText = editText
+
+        return frameLayout
+    }
+
+    private fun setupUIState() {
+        requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_USER_LANDSCAPE
+
+        hideSystemUi()
+    }
+
+    private fun hideSystemUi() {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.R) {
+            // window compat is dumb!!
+            setLegacyVisibility()
+            window.decorView.setOnSystemUiVisibilityChangeListener { visibility ->
+                if (visibility and View.SYSTEM_UI_FLAG_FULLSCREEN == 0) {
+                    setLegacyVisibility()
+                }
+            }
+        }
+
+        WindowCompat.getInsetsController(window, window.decorView).apply {
+            systemBarsBehavior =
+                WindowInsetsControllerCompat.BEHAVIOR_SHOW_TRANSIENT_BARS_BY_SWIPE
+            hide(WindowInsetsCompat.Type.systemBars())
+        }
+    }
+
+    private fun setLegacyVisibility() {
+        // setDecorFitsSystemWindows doesn't hide anything
+        window.decorView.systemUiVisibility =
+            View.SYSTEM_UI_FLAG_LAYOUT_STABLE or
+                    View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION or
+                    View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN or
+                    View.SYSTEM_UI_FLAG_FULLSCREEN or
+                    View.SYSTEM_UI_FLAG_HIDE_NAVIGATION or
+                    View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        unregisterReceivers()
+        FMOD.close()
+    }
+
+    private fun resumeGame() {
+        mIsRunning = true
+//        Cocos2dxHelper.onResume()
+        mGLSurfaceView?.onResume()
+    }
+
+    private fun pauseGame() {
+        mIsRunning = false
+//        Cocos2dxHelper.onPause()
+        mGLSurfaceView?.onPause()
+    }
+
+    override fun onResume() {
+        super.onResume()
+        mIsOnPause = false
+        BaseRobTopActivity.isPaused = false
+        if (mHasWindowFocus && !this.mIsRunning) {
+            resumeGame()
+        }
+    }
+
+    override fun onPause() {
+        super.onPause()
+        mIsOnPause = true
+        BaseRobTopActivity.isPaused = true
+        if (mIsRunning) {
+            pauseGame()
+        }
+    }
+
+    private fun registerReceiver() {
+        unregisterReceivers()
+        try {
+            val filter = IntentFilter(Intent.ACTION_SCREEN_ON)
+            filter.addAction(Intent.ACTION_SCREEN_OFF)
+            filter.addAction(Intent.ACTION_USER_PRESENT)
+            mReceiver = BaseRobTopActivity.ReceiverScreen()
+            registerReceiver(mReceiver, filter)
+        } catch (_: Exception) {
+        }
+    }
+
+    private fun unregisterReceivers() {
+        if (mReceiver != null) {
+            unregisterReceiver(mReceiver)
+            mReceiver = null
+        }
+    }
+
+    override fun onWindowFocusChanged(hasWindowFocus: Boolean) {
+        super.onWindowFocusChanged(hasWindowFocus)
+        mHasWindowFocus = hasWindowFocus
+        if (hasWindowFocus && !mIsOnPause) {
+            resumeGame()
+        }
+    }
+
+    override fun runOnGLThread(runnable: Runnable) {
+        mGLSurfaceView?.queueEvent(runnable)
+    }
+
+    override fun showDialog(title: String, message: String) {
+        TODO("Not yet implemented")
+    }
+
+    override fun showEditTextDialog(
+        title: String,
+        message: String,
+        inputMode: Int,
+        inputFlag: Int,
+        returnType: Int,
+        maxLength: Int
+    ) {
+        TODO("Not yet implemented")
+    }
+
+    private fun isAndroidEmulator(): Boolean {
+        Log.d(sTag, "model=" + Build.MODEL)
+        val product = Build.PRODUCT
+        Log.d(sTag, "product=$product")
+        var isEmulator = false
+        if (product != null) {
+            isEmulator = product == "sdk" || product.contains("_sdk") || product.contains("sdk_")
+        }
+        Log.d(sTag, "isEmulator=$isEmulator")
+        return isEmulator
+    }
+
+    private fun getLoadTesting(): Boolean {
+        val preferences = getSharedPreferences(getString(R.string.preference_file_key), Context.MODE_PRIVATE)
+
+        return preferences.getBoolean(getString(R.string.preference_load_testing), false)
+    }
+
+    @SuppressLint("UnsafeDynamicallyLoadedCode")
+    private fun loadTestingLibraries() {
+        // clear data dir
+        val testDirPath = File(filesDir.path + File.separator + "testlib" + File.separator)
+        if (testDirPath.exists()) {
+            testDirPath.deleteRecursively()
+        }
+        testDirPath.mkdir()
+
+        getExternalFilesDir(null)?.let { dir ->
+            val testingPath = dir.path + File.separator + "test" + File.separator
+
+            File(testingPath).walk().forEach {
+                if (it.isFile) {
+                    // welcome to the world of Android classloader permissions
+                    val outputFile = File(testDirPath.path + File.separator + it.name)
+                    copyFile(FileInputStream(it), FileOutputStream(outputFile))
+
+                    try {
+                        println("Loading test library ${outputFile.name}")
+                        System.load(outputFile.path)
+                    } catch (e: UnsatisfiedLinkError) {
+                        e.printStackTrace()
+                    }
+                }
+            }
+        }
+    }
+
+    private fun copyFile(inputStream: InputStream, outputStream: OutputStream) {
+        // gotta love copying
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            FileUtils.copy(inputStream, outputStream)
+        } else {
+            inputStream.use { input ->
+                outputStream.use { output ->
+                    val buffer = ByteArray(4 * 1024)
+                    while (true) {
+                        val byteCount = input.read(buffer)
+                        if (byteCount < 0) break
+                        output.write(buffer, 0, byteCount)
+                    }
+                    output.flush()
+                }
+            }
+        }
+    }
+}

app/src/main/java/com/geode/launcher/LauncherFix.kt

@@ -0,0 +1,13 @@
+package com.geode.launcher
+
+import com.geode.launcher.utils.Constants
+
+object LauncherFix {
+    fun loadLibrary() {
+        System.loadLibrary(Constants.LAUNCHER_FIX_LIB_NAME)
+    }
+
+    external fun setDataPath(dataPath: String)
+
+    external fun setOriginalDataPath(dataPath: String)
+}

app/src/main/java/com/geode/launcher/MainActivity.kt

@@ -0,0 +1,169 @@
+package com.geode.launcher
+
+import android.content.Context
+import android.content.Intent
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.layout.*
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.PlayArrow
+import androidx.compose.material.icons.filled.Settings
+import androidx.compose.material3.*
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import com.geode.launcher.ui.theme.GeodeLauncherTheme
+import com.geode.launcher.ui.theme.Typography
+import com.geode.launcher.utils.LaunchUtils
+import com.geode.launcher.utils.countdownTimerWatcher
+import com.geode.launcher.utils.preferenceWatcher
+
+
+class MainActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        val gdInstalled = LaunchUtils.isGeometryDashInstalled(packageManager)
+
+        setContent {
+            GeodeLauncherTheme {
+                Surface(
+                    modifier = Modifier.fillMaxSize(),
+                    color = MaterialTheme.colorScheme.background
+                ) {
+                    MainScreen(gdInstalled)
+                }
+            }
+        }
+    }
+}
+
+fun onLaunch(context: Context) {
+    val launchIntent = Intent(context, GeometryDashActivity::class.java)
+    launchIntent.flags = Intent.FLAG_ACTIVITY_CLEAR_TASK or Intent.FLAG_ACTIVITY_NEW_TASK
+
+    context.startActivity(launchIntent)
+}
+
+fun onSettings(context: Context) {
+    val launchIntent = Intent(context, SettingsActivity::class.java)
+    context.startActivity(launchIntent)
+}
+
+@Composable
+fun MainScreen(gdInstalled: Boolean = true) {
+    val context = LocalContext.current
+
+    val shouldAutomaticallyLaunch = preferenceWatcher(
+        preferenceFileKey = R.string.preference_file_key,
+        preferenceId = R.string.preference_load_automatically
+    )
+
+    Column(
+        modifier = Modifier.fillMaxSize(),
+        verticalArrangement = Arrangement.Center,
+        horizontalAlignment = Alignment.CenterHorizontally
+    ) {
+        Image(
+            painter = painterResource(id = R.drawable.geode_logo),
+            contentDescription = context.getString(R.string.launcher_logo_alt),
+            modifier = Modifier.size(136.dp, 136.dp)
+        )
+        Text(
+            context.getString(R.string.launcher_title),
+            fontSize = 32.sp,
+            modifier = Modifier.padding(12.dp)
+        )
+        if (gdInstalled) {
+            if (shouldAutomaticallyLaunch.value) {
+                val countdownTimer = countdownTimerWatcher(
+                    time = 3000,
+                    onCountdownFinish = {
+                        // just in case this changed async
+                        if (shouldAutomaticallyLaunch.value) {
+                            onLaunch(context)
+                        }
+                    }
+                )
+
+                if (countdownTimer.value != 0) {
+                    Text(
+                        context.resources.getQuantityString(
+                            R.plurals.automatically_load_countdown, countdownTimer.value, countdownTimer.value
+                        ),
+                        style = Typography.bodyMedium,
+                        color = MaterialTheme.colorScheme.onSecondaryContainer,
+                    )
+                    Spacer(Modifier.size(12.dp))
+                }
+            }
+
+            Row {
+                Button(onClick = { onLaunch(context) }) {
+                    Icon(
+                        Icons.Filled.PlayArrow,
+                        contentDescription = context.getString(R.string.launcher_launch_icon_alt)
+                    )
+                    Spacer(Modifier.size(ButtonDefaults.IconSpacing))
+                    Text(context.getString(R.string.launcher_launch))
+                }
+                Spacer(Modifier.size(2.dp))
+                IconButton(onClick = { onSettings(context) }) {
+                    Icon(
+                        Icons.Filled.Settings,
+                        contentDescription = context.getString(R.string.launcher_settings_icon_alt)
+                    )
+                }
+            }
+        } else {
+            Text(
+                context.getString(R.string.game_not_found),
+                modifier = Modifier.padding(12.dp)
+            )
+            OutlinedButton(onClick = { onSettings(context) }) {
+                Icon(
+                    Icons.Filled.Settings,
+                    contentDescription = context.getString(R.string.launcher_settings_icon_alt)
+                )
+                Spacer(Modifier.size(ButtonDefaults.IconSpacing))
+                Text(context.getString(R.string.launcher_settings))
+            }
+        }
+    }
+}
+
+@Preview(showSystemUi = true)
+@Composable
+fun MainScreenLightPreview() {
+    GeodeLauncherTheme {
+        Surface(modifier = Modifier.fillMaxSize(), color = MaterialTheme.colorScheme.background) {
+            MainScreen()
+        }
+    }
+}
+
+
+@Preview(showSystemUi = true)
+@Composable
+fun MainScreenDarkPreview() {
+    GeodeLauncherTheme(darkTheme = true) {
+        Surface(modifier = Modifier.fillMaxSize(), color = MaterialTheme.colorScheme.background) {
+            MainScreen()
+        }
+    }
+}
+
+@Preview
+@Composable
+fun MainScreenNoGeometryDashPreview() {
+    GeodeLauncherTheme {
+        MainScreen(gdInstalled = false)
+    }
+}

app/src/main/java/com/geode/launcher/SettingsActivity.kt

@@ -0,0 +1,259 @@
+package com.geode.launcher
+
+import android.content.ClipData
+import android.content.ClipboardManager
+import android.content.Context
+import android.os.Build
+import android.os.Bundle
+import android.widget.Toast
+import androidx.activity.ComponentActivity
+import androidx.activity.OnBackPressedDispatcher
+import androidx.activity.compose.setContent
+import androidx.annotation.StringRes
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.selection.toggleable
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.ArrowBack
+import androidx.compose.material3.*
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.semantics.Role
+import androidx.compose.ui.text.style.TextOverflow
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.core.content.edit
+import com.geode.launcher.ui.theme.GeodeLauncherTheme
+import com.geode.launcher.ui.theme.Typography
+
+class SettingsActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContent {
+            GeodeLauncherTheme {
+                Surface(
+                    modifier = Modifier.fillMaxSize(),
+                    color = MaterialTheme.colorScheme.background
+                ) {
+                    SettingsScreen(
+                        onBackPressedDispatcher = onBackPressedDispatcher
+                    )
+                }
+            }
+        }
+    }
+}
+
+/*
+fun onExportSaveData(context: Context) {
+    Toast.makeText(
+        context,
+        "This function is not implemented yet!",
+        Toast.LENGTH_SHORT
+    ).show()
+}
+*/
+
+fun onOpenFolder(context: Context) {
+    context.getExternalFilesDir(null)?.let { file ->
+        val clipboardManager =
+            context.getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager
+        clipboardManager.setPrimaryClip(
+            ClipData.newPlainText(
+                context.getString(R.string.export_folder_tag),
+                file.path
+            )
+        )
+        if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.S_V2) {
+            Toast.makeText(
+                context,
+                context.getString(R.string.export_folder_copied),
+                Toast.LENGTH_SHORT
+            ).show()
+        }
+    }
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun SettingsScreen(onBackPressedDispatcher: OnBackPressedDispatcher?) {
+    val context = LocalContext.current
+
+    Scaffold(
+        topBar = {
+            TopAppBar(
+                navigationIcon = {
+                    IconButton(onClick = { onBackPressedDispatcher?.onBackPressed() }) {
+                        Icon(
+                            imageVector = Icons.Filled.ArrowBack,
+                            contentDescription = context.getString(R.string.settings_back_icon_alt)
+                        )
+                    }
+                },
+                title = {
+                    Text(
+                        context.getString(R.string.title_activity_settings),
+                        maxLines = 1,
+                        overflow = TextOverflow.Ellipsis
+                    )
+                },
+            )
+        },
+        content = { innerPadding ->
+            Column(
+                Modifier
+                    .padding(innerPadding)
+                    .fillMaxWidth(),
+                verticalArrangement = Arrangement.spacedBy(8.dp)
+            ) {
+                OptionsGroup(context.getString(R.string.preference_category_testing)) {
+                    SettingsCard(
+                        title = context.getString(R.string.preference_load_testing_name),
+                        preferenceId = R.string.preference_load_testing
+                    )
+                    SettingsCard(
+                        title = context.getString(R.string.preference_load_automatically_name),
+                        description = context.getString(R.string.preference_load_automatically_description),
+                        preferenceId = R.string.preference_load_automatically
+                    )
+                    OptionsButton(
+                        title = context.getString(R.string.preferences_copy_external_button),
+                        onClick = { onOpenFolder(context) }
+                    )
+                }
+/*
+                OptionsGroup("Data") {
+                    OptionsButton(
+                        title = "Export save data",
+                        onClick = { onExportSaveData(context) }
+                    )
+                }
+ */
+            }
+        }
+    )
+}
+
+fun toggleSetting(context: Context, @StringRes preferenceId: Int): Boolean {
+    val preferences = context.getSharedPreferences(
+        context.getString(R.string.preference_file_key), Context.MODE_PRIVATE
+    )
+
+    val current = preferences.getBoolean(
+        context.getString(preferenceId), false
+    )
+    preferences.edit {
+        putBoolean(context.getString(preferenceId), !current)
+        commit()
+    }
+
+    return preferences.getBoolean(context.getString(preferenceId), false)
+}
+
+fun getSetting(context: Context, @StringRes preferenceId: Int): Boolean {
+    val preferences = context.getSharedPreferences(
+        context.getString(R.string.preference_file_key), Context.MODE_PRIVATE
+    )
+
+    return preferences.getBoolean(context.getString(preferenceId), false)
+}
+
+@Composable
+fun OptionsGroup(title: String, content: @Composable () -> Unit) {
+    Column {
+        Text(
+            title,
+            style = Typography.titleMedium,
+            modifier = Modifier.padding(horizontal = 16.dp, vertical = 8.dp),
+        )
+        content()
+    }
+}
+
+@Composable
+fun OptionsButton(title: String, onClick: () -> Unit) {
+    OptionsCard(
+        title = {
+            Text(title)
+        },
+        modifier = Modifier
+            .clickable(onClick = onClick, role = Role.Button)
+    ) { }
+}
+
+@Composable
+fun SettingsCard(title: String, description: String? = null, @StringRes preferenceId: Int) {
+    val context = LocalContext.current
+    val settingEnabled = remember {
+        mutableStateOf(getSetting(context, preferenceId)) }
+
+    OptionsCard(
+        title = {
+            Column(
+                Modifier.fillMaxWidth(0.75f),
+                verticalArrangement = Arrangement.spacedBy(4.dp),
+            ) {
+                Text(title)
+                if (!description.isNullOrEmpty()) {
+                    Text(
+                        description,
+                        style = Typography.labelMedium,
+                        color = MaterialTheme.colorScheme.onSecondaryContainer
+                    )
+                }
+            }
+        },
+        modifier = Modifier.toggleable(
+            value = settingEnabled.value,
+            onValueChange = { settingEnabled.value = toggleSetting(context, preferenceId) },
+            role = Role.Switch,
+        )
+    ) {
+        Switch(checked = settingEnabled.value, onCheckedChange = null)
+    }
+}
+
+@Composable
+fun OptionsCard(modifier: Modifier = Modifier, title: @Composable () -> Unit, content: @Composable () -> Unit) {
+    Row(
+        modifier
+            .fillMaxWidth()
+            .height(64.dp)
+            .padding(horizontal = 16.dp),
+        Arrangement.SpaceBetween,
+        Alignment.CenterVertically,
+    ) {
+        title()
+        content()
+    }
+}
+
+@Preview(showBackground = true)
+@Composable
+fun OptionsCardPreview() {
+    GeodeLauncherTheme {
+        OptionsGroup(title = "Preview Group") {
+            SettingsCard(
+                title = "Load files from /test",
+                description = "Very long testing description goes here. It is incredibly long, it should wrap onto a new line.",
+                preferenceId = R.string.preference_load_testing
+            )
+            SettingsCard(
+                title = "Testing option 2",
+                preferenceId = R.string.preference_load_automatically
+            )
+        }
+    }
+}
+
+@Preview(showSystemUi = true)
+@Composable
+fun DefaultPreview() {
+    GeodeLauncherTheme {
+        SettingsScreen(null)
+    }
+}

app/src/main/java/com/geode/launcher/ui/theme/Color.kt

@@ -0,0 +1,11 @@
+package com.geode.launcher.ui.theme
+
+import androidx.compose.ui.graphics.Color
+
+val Purple80 = Color(0xFFD0BCFF)
+val PurpleGrey80 = Color(0xFFCCC2DC)
+val Pink80 = Color(0xFFEFB8C8)
+
+val Purple40 = Color(0xFF6650a4)
+val PurpleGrey40 = Color(0xFF625b71)
+val Pink40 = Color(0xFF7D5260)

app/src/main/java/com/geode/launcher/ui/theme/Theme.kt

@@ -0,0 +1,75 @@
+package com.geode.launcher.ui.theme
+
+import android.app.Activity
+import android.os.Build
+import androidx.compose.foundation.isSystemInDarkTheme
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.darkColorScheme
+import androidx.compose.material3.dynamicDarkColorScheme
+import androidx.compose.material3.dynamicLightColorScheme
+import androidx.compose.material3.lightColorScheme
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.SideEffect
+import androidx.compose.ui.graphics.toArgb
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalView
+import androidx.core.view.ViewCompat
+
+private val DarkColorScheme = darkColorScheme(
+        primary = Purple80,
+        secondary = PurpleGrey80,
+        tertiary = Pink80
+)
+
+private val LightColorScheme = lightColorScheme(
+        primary = Purple40,
+        secondary = PurpleGrey40,
+        tertiary = Pink40
+
+        /* Other default colors to override
+    background = Color(0xFFFFFBFE),
+    surface = Color(0xFFFFFBFE),
+    onPrimary = Color.White,
+    onSecondary = Color.White,
+    onTertiary = Color.White,
+    onBackground = Color(0xFF1C1B1F),
+    onSurface = Color(0xFF1C1B1F),
+    */
+)
+
+@Composable
+fun GeodeLauncherTheme(
+        darkTheme: Boolean = isSystemInDarkTheme(),
+        // Dynamic color is available on Android 12+
+        dynamicColor: Boolean = true,
+        content: @Composable () -> Unit
+) {
+    val colorScheme = when {
+        dynamicColor && Build.VERSION.SDK_INT >= Build.VERSION_CODES.S -> {
+            val context = LocalContext.current
+            if (darkTheme) dynamicDarkColorScheme(context) else dynamicLightColorScheme(context)
+        }
+        darkTheme -> DarkColorScheme
+        else -> LightColorScheme
+    }
+
+    val view = LocalView.current
+    if (!view.isInEditMode) {
+        SideEffect {
+            with ((view.context as Activity).window) {
+                statusBarColor = colorScheme.background.toArgb()
+                navigationBarColor = colorScheme.background.toArgb()
+            }
+            with (ViewCompat.getWindowInsetsController(view)) {
+                this?.isAppearanceLightStatusBars = !darkTheme
+                this?.isAppearanceLightNavigationBars = !darkTheme
+            }
+        }
+    }
+
+    MaterialTheme(
+            colorScheme = colorScheme,
+            typography = Typography,
+            content = content
+    )
+}

app/src/main/java/com/geode/launcher/ui/theme/Type.kt

@@ -0,0 +1,40 @@
+package com.geode.launcher.ui.theme
+
+import androidx.compose.material3.Typography
+import androidx.compose.ui.text.TextStyle
+import androidx.compose.ui.text.font.FontFamily
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.sp
+
+// Set of Material typography styles to start with
+val Typography = Typography(
+        bodyLarge = TextStyle(
+                fontFamily = FontFamily.Default,
+                fontWeight = FontWeight.Normal,
+                fontSize = 16.sp,
+                lineHeight = 24.sp,
+                letterSpacing = 0.5.sp
+        ),
+        titleMedium = TextStyle(
+                fontFamily = FontFamily.Default,
+                fontWeight = FontWeight.SemiBold,
+                fontSize = 18.sp,
+                letterSpacing = 0.5.sp
+        )
+        /* Other default text styles to override
+    titleLarge = TextStyle(
+        fontFamily = FontFamily.Default,
+        fontWeight = FontWeight.Normal,
+        fontSize = 22.sp,
+        lineHeight = 28.sp,
+        letterSpacing = 0.sp
+    ),
+    labelSmall = TextStyle(
+        fontFamily = FontFamily.Default,
+        fontWeight = FontWeight.Medium,
+        fontSize = 11.sp,
+        lineHeight = 16.sp,
+        letterSpacing = 0.5.sp
+    )
+    */
+)

app/src/main/java/com/geode/launcher/utils/Constants.kt

@@ -0,0 +1,15 @@
+package com.geode.launcher.utils
+
+import android.annotation.SuppressLint
+
+object Constants {
+    const val PACKAGE_NAME = "com.robtopx.geometryjump"
+
+    const val COCOS_LIB_NAME = "cocos2dcpp"
+    const val FMOD_LIB_NAME = "fmod"
+    const val LAUNCHER_FIX_LIB_NAME = "launcherfix"
+
+    // this value is hardcoded into GD
+    @SuppressLint("SdCardPath")
+    const val GJ_DATA_DIR = "/data/data/${PACKAGE_NAME}"
+}

app/src/main/java/com/geode/launcher/utils/CountdownTimerWatcher.kt

@@ -0,0 +1,46 @@
+package com.geode.launcher.utils
+
+import android.os.CountDownTimer
+import androidx.compose.runtime.*
+import androidx.compose.ui.platform.LocalLifecycleOwner
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleEventObserver
+import androidx.lifecycle.LifecycleOwner
+
+const val MS_TO_SEC = 1000
+
+@Composable
+fun countdownTimerWatcher(lifecycleOwner: LifecycleOwner = LocalLifecycleOwner.current, time: Int, onCountdownFinish: () -> Unit): MutableState<Int> {
+    val timeData = remember {
+        mutableStateOf(time / MS_TO_SEC % MS_TO_SEC)
+    }
+
+    val countdownTimer =
+        object : CountDownTimer(time.toLong(), 1000) {
+            override fun onTick(millisUntilFinished: Long) {
+                timeData.value = (millisUntilFinished / MS_TO_SEC % MS_TO_SEC).toInt() + 1
+            }
+
+            override fun onFinish() {
+                onCountdownFinish()
+            }
+        }
+
+    DisposableEffect(lifecycleOwner) {
+        val observer = LifecycleEventObserver { _, event ->
+            if (event == Lifecycle.Event.ON_START) {
+                countdownTimer.start()
+            } else if (event == Lifecycle.Event.ON_STOP) {
+                countdownTimer.cancel()
+            }
+        }
+
+        lifecycleOwner.lifecycle.addObserver(observer)
+
+        onDispose {
+            lifecycleOwner.lifecycle.removeObserver(observer)
+        }
+    }
+
+    return timeData
+}

app/src/main/java/com/geode/launcher/utils/LaunchUtils.kt

@@ -0,0 +1,24 @@
+package com.geode.launcher.utils
+
+import android.content.pm.PackageInfo
+import android.content.pm.PackageManager
+import android.content.res.AssetManager
+
+object LaunchUtils {
+    fun isGeometryDashInstalled(packageManager: PackageManager): Boolean {
+        return try {
+            packageManager.getPackageInfo(Constants.PACKAGE_NAME, 0)
+            true
+        } catch (e: PackageManager.NameNotFoundException) {
+            false
+        }
+    }
+
+    fun addAssetsFromPackage(assetManager: AssetManager, packageInfo: PackageInfo) {
+        // this method is officially marked as deprecated but it is the only method we are allowed to reflect
+        // (the source recommends replacing with AssetManager.setApkAssets(ApkAssets[], boolean) lol)
+        val clazz = assetManager.javaClass
+        val aspMethod = clazz.getDeclaredMethod("addAssetPath", String::class.java)
+        aspMethod.invoke(assetManager, packageInfo.applicationInfo.sourceDir)
+    }
+}

app/src/main/java/com/geode/launcher/utils/PreferenceWatcher.kt

@@ -0,0 +1,51 @@
+package com.geode.launcher.utils
+
+import android.content.Context
+import android.content.SharedPreferences
+import androidx.annotation.StringRes
+import androidx.compose.runtime.*
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.platform.LocalLifecycleOwner
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleEventObserver
+import androidx.lifecycle.LifecycleOwner
+
+
+@Composable
+fun preferenceWatcher(@StringRes preferenceFileKey: Int, @StringRes preferenceId: Int, lifecycleOwner: LifecycleOwner = LocalLifecycleOwner.current): MutableState<Boolean> {
+    val context = LocalContext.current
+    val preferences = context.getSharedPreferences(
+        context.getString(preferenceFileKey), Context.MODE_PRIVATE
+    )
+
+    val preferenceValue = remember {
+        mutableStateOf(
+            preferences.getBoolean(
+                context.getString(preferenceId),
+                false
+            )
+        )
+    }
+
+    val listener = SharedPreferences.OnSharedPreferenceChangeListener {
+        sharedPreferences, key -> preferenceValue.value = sharedPreferences.getBoolean(key, false)
+    }
+
+    DisposableEffect(lifecycleOwner) {
+        val observer = LifecycleEventObserver { _, event ->
+            if (event == Lifecycle.Event.ON_START) {
+                preferences.registerOnSharedPreferenceChangeListener(listener)
+            } else if (event == Lifecycle.Event.ON_DESTROY) {
+                preferences.unregisterOnSharedPreferenceChangeListener(listener)
+            }
+        }
+
+        lifecycleOwner.lifecycle.addObserver(observer)
+
+        onDispose {
+            lifecycleOwner.lifecycle.removeObserver(observer)
+        }
+    }
+
+    return preferenceValue
+}