feat: patcher

Co-authored-by: Canny <canny1913@outlook.com>

.github/dependabot.yml

@@ -0,0 +1,11 @@
+# To get started with Dependabot version updates, you'll need to specify which
+# package ecosystems to update and where the package manifests are located.
+# Please see the documentation for all configuration options:
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+
+version: 2
+updates:
+  - package-ecosystem: "" # See documentation for possible values
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "hourly"

.github/workflows/android.yml

@@ -0,0 +1,34 @@
+
+name: Android CI
+
+on:
+  push:
+    branches: [ "dev" ]
+  pull_request:
+    branches: [ "dev" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: set up JDK 11
+      uses: actions/setup-java@v3
+      with:
+        java-version: '11'
+        distribution: 'temurin'
+        cache: gradle
+
+    - name: Grant execute permission for gradlew
+      run: chmod +x gradlew
+    - name: Build with Gradle
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      run: ./gradlew assembleDebug
+    - name: Upload APK
+      uses: actions/upload-artifact@v2
+      with:
+        name: manager
+        path: ./app/build/outputs/apk/debug/app-debug.apk

.github/workflows/release.yml

@@ -0,0 +1,34 @@
+
+name: Android Release
+
+on:
+  push:
+    branches: [ "dev" ]
+  pull_request:
+    branches: [ "dev" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: set up JDK 11
+      uses: actions/setup-java@v3
+      with:
+        java-version: '11'
+        distribution: 'temurin'
+        cache: gradle
+
+    - name: Grant execute permission for gradlew
+      run: chmod +x gradlew
+    - name: Build with Gradle
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      run: ./gradlew assembleRelease
+    - name: Upload APK
+      uses: actions/upload-artifact@v2
+      with:
+        name: manager
+        path: ./app/build/outputs/apk/release/app-release-unsigned.apk

app/build.gradle.kts

@@ -1,18 +1,37 @@
 plugins {
     id("com.android.application")
-    id("kotlin-android")
+    id("org.jetbrains.kotlin.android")
+    id("com.google.devtools.ksp")
     id("kotlin-parcelize")
     kotlin("plugin.serialization") version "1.7.10"
 }
 
+repositories {
+    mavenCentral()
+    maven("https://jitpack.io")
+    google()
+    maven {
+        url = uri("https://maven.pkg.github.com/revanced/revanced-patcher")
+        credentials {
+            username = (project.findProperty("gpr.user") ?: System.getenv("GITHUB_ACTOR")) as String
+            password = (project.findProperty("gpr.key") ?: System.getenv("GITHUB_TOKEN")) as String
+        }
+    }
+}
+
 android {
     namespace = "app.revanced.manager"
-    compileSdk = 32
+    compileSdk = 33
+
+    lint {
+        abortOnError = false
+        disable += "DialogFragmentCallbacksDetector"
+    }
 
     defaultConfig {
         applicationId = "app.revanced.manager.compose"
         minSdk = 26
-        targetSdk = 32
+        targetSdk = 33
         versionCode = 1
         versionName = "0.0.1"
 
@@ -22,7 +41,11 @@ android {
     buildTypes {
         release {
             isMinifyEnabled = true
-            proguardFiles(getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro")
+            isShrinkResources = true
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro"
+            )
         }
     }
 
@@ -36,17 +59,28 @@ android {
         freeCompilerArgs = freeCompilerArgs + "-opt-in=kotlin.RequiresOptIn"
     }
 
+    packagingOptions {
+        resources {
+            excludes += "/prebuilt/**"
+            excludes += "/**/*.version"
+            excludes += "/kotlin-tooling-metadata.json"
+            excludes += "/okhttp3/**"
+            excludes += "/DebugProbesKt.bin"
+        }
+    }
+
     buildFeatures.compose = true
-    composeOptions.kotlinCompilerExtensionVersion = "1.2.0"
+    composeOptions.kotlinCompilerExtensionVersion = "1.3.0-rc02"
 }
 
 dependencies {
     // AndroidX core
-    implementation("androidx.core:core-ktx:1.8.0")
+    implementation("androidx.core:core-ktx:1.9.0")
     implementation("androidx.core:core-splashscreen:1.0.0")
 
     // AndroidX activity
-    implementation("androidx.activity:activity-compose:1.6.0-alpha05")
+    implementation("androidx.activity:activity-compose:1.6.0-rc02")
+    implementation("androidx.work:work-runtime-ktx:2.7.1")
 
     // Koin
     val koinVersion = "3.2.0"
@@ -54,16 +88,17 @@ dependencies {
     implementation("io.insert-koin:koin-androidx-compose:$koinVersion")
 
     // Compose
-    val composeVersion = "1.3.0-alpha01"
+    val composeVersion = "1.3.0-alpha03"
     implementation("androidx.compose.ui:ui:${composeVersion}")
     debugImplementation("androidx.compose.ui:ui-tooling:${composeVersion}")
-    implementation("androidx.compose.material3:material3:1.0.0-alpha15")
+    implementation("androidx.compose.material3:material3:1.0.0-beta02")
     implementation("androidx.compose.material:material-icons-extended:${composeVersion}")
 
     // Accompanist
     val accompanistVersion = "0.26.0-alpha"
     implementation("com.google.accompanist:accompanist-systemuicontroller:$accompanistVersion")
     implementation("com.google.accompanist:accompanist-placeholder-material:$accompanistVersion")
+    implementation("com.google.accompanist:accompanist-drawablepainter:$accompanistVersion")
 
     // Coil (async image loading)
     implementation("io.coil-kt:coil-compose:2.1.0")
@@ -74,10 +109,20 @@ dependencies {
     // Taxi (navigation)
     implementation("com.github.X1nto:Taxi:1.2.0")
 
-    // Ktor
     val ktorVersion = "2.0.3"
     implementation("io.ktor:ktor-client-core:$ktorVersion")
+    implementation("io.ktor:ktor-client-android:$ktorVersion")
     implementation("io.ktor:ktor-client-cio:$ktorVersion")
     implementation("io.ktor:ktor-client-content-negotiation:$ktorVersion")
     implementation("io.ktor:ktor-serialization-kotlinx-json:$ktorVersion")
+
+    // ReVanced
+    implementation("app.revanced:revanced-patcher:4.2.3")
+
+    // Coil for network image
+    implementation("io.coil-kt:coil-compose:2.1.0")
+
+    // Signing & aligning
+    implementation("org.bouncycastle:bcpkix-jdk15on:1.70")
+    implementation("com.android.tools.build:apksig:7.2.2")
 }

app/proguard-rules.pro

@@ -14,8 +14,41 @@
 
 # Uncomment this to preserve the line number information for
 # debugging stack traces.
-#-keepattributes SourceFile,LineNumberTable
+-keepattributes SourceFile,LineNumberTable
+-dontobfuscate
+-if @kotlinx.serialization.Serializable class **
+-keepclassmembers class <1> {
+    static <1>$Companion Companion;
+}
+-if @kotlinx.serialization.Serializable class ** {
+    static **$* *;
+}
+-keepclassmembers class <2>$<3> {
+    kotlinx.serialization.KSerializer serializer(...);
+}
+-if @kotlinx.serialization.Serializable class ** {
+    public static ** INSTANCE;
+}
+-keepclassmembers class <1> {
+    public static <1> INSTANCE;
+    kotlinx.serialization.KSerializer serializer(...);
+}
 
-# If you keep the line number information, uncomment this to
-# hide the original source file name.
-#-renamesourcefileattribute SourceFile
+# These classes required for the patcher to function correctly.
+-keep class app.revanced.patcher.** {
+  *;
+}
+-keep class brut.** {
+  *;
+}
+-keep class org.xmlpull.** {
+  *;
+}
+-keep class kotlin.** {
+  *;
+}
+-keep class org.jf.** {
+  *;
+}
+
+-keepattributes RuntimeVisibleAnnotations,AnnotationDefault

app/src/main/AndroidManifest.xml

@@ -2,26 +2,46 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools">
 
+    <permission
+        android:name="android.permission.QUERY_ALL_PACKAGES"
+        tools:ignore="ReservedSystemPermission" />
+
     <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
+    <uses-permission android:name="android.permission.REQUEST_DELETE_PACKAGES" />
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE"/>
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    <uses-permission
+        android:name="android.permission.MANAGE_EXTERNAL_STORAGE"
+        tools:ignore="ScopedStorage" />
+    <uses-permission android:name="android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS" />
+
+    <queries>
+        <intent>
+            <action android:name="android.intent.action.MAIN" />
+        </intent>
+    </queries>
 
     <application
         android:name=".ManagerApplication"
         android:allowBackup="true"
-        android:dataExtractionRules="@xml/data_extraction_rules"
-        android:fullBackupContent="@xml/backup_rules"
+        android:extractNativeLibs="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
+        android:largeHeap="true"
         android:theme="@style/Theme.ReVancedManager"
-        tools:targetApi="31">
+
+        tools:targetApi="33">
         <activity
             android:name=".MainActivity"
             android:exported="true"
             android:theme="@style/Theme.ReVancedManager">
+
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
-
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>

app/src/main/java/app/revanced/manager/MainActivity.kt

@@ -8,12 +8,17 @@ import androidx.compose.animation.ExperimentalAnimationApi
 import androidx.compose.animation.fadeIn
 import androidx.compose.animation.fadeOut
 import androidx.compose.animation.with
+import androidx.compose.foundation.isSystemInDarkTheme
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.ui.Modifier
+import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen
 import app.revanced.manager.preferences.PreferencesManager
 import app.revanced.manager.ui.navigation.AppDestination
 import app.revanced.manager.ui.screen.MainDashboardScreen
+import app.revanced.manager.ui.screen.subscreens.AppSelectorSubscreen
+import app.revanced.manager.ui.screen.subscreens.PatchesSelectorSubscreen
 import app.revanced.manager.ui.theme.ReVancedManagerTheme
+import app.revanced.manager.ui.theme.Theme
 import com.xinto.taxi.Taxi
 import com.xinto.taxi.rememberBackstackNavigator
 import org.koin.android.ext.android.inject
@@ -23,9 +28,13 @@ class MainActivity : ComponentActivity() {
 
     @OptIn(ExperimentalAnimationApi::class)
     override fun onCreate(savedInstanceState: Bundle?) {
+        installSplashScreen()
         super.onCreate(savedInstanceState)
         setContent {
-            ReVancedManagerTheme(dynamicColor = prefs.dynamicColor) {
+            ReVancedManagerTheme(
+                dynamicColor = prefs.dynamicColor,
+                darkTheme = prefs.theme == Theme.SYSTEM && isSystemInDarkTheme() || prefs.theme == Theme.DARK,
+            ) {
                 val navigator = rememberBackstackNavigator<AppDestination>(AppDestination.Dashboard)
 
                 BackHandler {
@@ -39,6 +48,10 @@ class MainActivity : ComponentActivity() {
                 ) { destination ->
                     when (destination) {
                         is AppDestination.Dashboard -> MainDashboardScreen(navigator = navigator)
+                        is AppDestination.AppSelector -> AppSelectorSubscreen(
+                            navigator = navigator
+                        )
+                        is AppDestination.PatchSelector -> PatchesSelectorSubscreen(navigator = navigator)
                     }
                 }
             }

app/src/main/java/app/revanced/manager/Variables.kt

@@ -0,0 +1,19 @@
+package app.revanced.manager
+
+import android.content.pm.ApplicationInfo
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateListOf
+import androidx.compose.runtime.mutableStateOf
+import app.revanced.manager.ui.Resource
+import app.revanced.patcher.data.Data
+import app.revanced.patcher.patch.Patch
+import java.util.*
+
+
+object Variables {
+    val selectedAppPackage = mutableStateOf(Optional.empty<String>())
+    val selectedPatches = mutableStateListOf<String>()
+    val patches = mutableStateOf<Resource<List<Class<out Patch<Data>>>>>(Resource.Loading)
+    val patchesState by patches
+    val filteredApps = mutableListOf<ApplicationInfo>()
+}

app/src/main/java/app/revanced/manager/api/API.kt

@@ -0,0 +1,90 @@
+package app.revanced.manager.api
+
+import android.util.Log
+import app.revanced.manager.dto.github.APIRelease
+import app.revanced.manager.preferences.PreferencesManager
+import app.revanced.manager.repository.GitHubRepository
+import io.ktor.client.*
+import io.ktor.client.engine.android.*
+import io.ktor.client.plugins.*
+import io.ktor.client.plugins.contentnegotiation.*
+import io.ktor.client.request.*
+import io.ktor.client.statement.*
+import io.ktor.serialization.kotlinx.json.*
+import io.ktor.util.cio.*
+import io.ktor.utils.io.*
+import kotlinx.serialization.json.Json
+import java.io.File
+
+val client = HttpClient(Android) {
+    BrowserUserAgent()
+    install(ContentNegotiation) {
+        json(Json {
+            encodeDefaults = true
+            isLenient = true
+            ignoreUnknownKeys = true
+        })
+    }
+}
+
+class API(private val repository: GitHubRepository, private val prefs: PreferencesManager) {
+
+    private suspend fun findAsset(repo: String, file: String): PatchesAsset {
+        val release = repository.getLatestRelease(repo)
+        val asset = release.assets.findAsset(file) ?: throw MissingAssetException()
+        return PatchesAsset(release, asset)
+    }
+
+    private fun List<APIRelease.Asset>.findAsset(file: String) = find { asset ->
+        (asset.name.contains(file) && !asset.name.contains("-sources") && !asset.name.contains("-javadoc"))
+    }
+
+    suspend fun downloadPatchBundle(workdir: File): File {
+        return try {
+            val (_, out) = downloadAsset(workdir, findAsset(prefs.srcPatches.toString(), ".jar"))
+            out
+        } catch (e: Exception) {
+            throw Exception("Failed to download patch bundle", e)
+        }
+    }
+
+    suspend fun downloadIntegrations(workdir: File): File {
+        return try {
+            val (_, out) = downloadAsset(
+                workdir,
+                findAsset(prefs.srcIntegrations.toString(), ".apk")
+            )
+            out
+        } catch (e: Exception) {
+            throw Exception("Failed to download integrations", e)
+        }
+    }
+
+    private suspend fun downloadAsset(
+        workdir: File,
+        patchesAsset: PatchesAsset
+    ): Pair<PatchesAsset, File> {
+        val (release, asset) = patchesAsset
+        val out = workdir.resolve("${release.tagName}-${asset.name}")
+        if (out.exists()) {
+            Log.d(
+                "ReVanced Manager",
+                "Skipping downloading asset ${asset.name} because it exists in cache!"
+            )
+            return patchesAsset to out
+        }
+        Log.d("ReVanced Manager", "Downloading asset ${asset.name}")
+        client.get(asset.downloadUrl)
+            .bodyAsChannel()
+            .copyAndClose(out.writeChannel())
+
+        return patchesAsset to out
+    }
+}
+    data class PatchesAsset(
+        val release: APIRelease,
+        val asset: APIRelease.Asset
+    )
+
+
+class MissingAssetException : Exception()

app/src/main/java/app/revanced/manager/di/RepositoryModule.kt

@@ -1,9 +1,11 @@
 package app.revanced.manager.di
 
+import app.revanced.manager.api.API
 import app.revanced.manager.repository.GitHubRepository
 import org.koin.core.module.dsl.singleOf
 import org.koin.dsl.module
 
 val repositoryModule = module {
     singleOf(::GitHubRepository)
+    singleOf(::API)
 }

app/src/main/java/app/revanced/manager/di/ViewModelModule.kt

@@ -1,10 +1,15 @@
 package app.revanced.manager.di
 
-import app.revanced.manager.ui.viewmodel.*
+import app.revanced.manager.ui.viewmodel.AppSelectorViewModel
+import app.revanced.manager.ui.viewmodel.DashboardViewModel
+import app.revanced.manager.ui.viewmodel.PatcherViewModel
+import app.revanced.manager.ui.viewmodel.SettingsViewModel
 import org.koin.androidx.viewmodel.dsl.viewModelOf
 import org.koin.dsl.module
 
 val viewModelModule = module {
     viewModelOf(::SettingsViewModel)
     viewModelOf(::DashboardViewModel)
+    viewModelOf(::PatcherViewModel)
+    viewModelOf(::AppSelectorViewModel)
 }

app/src/main/java/app/revanced/manager/dto/github/ApiCommit.kt

@@ -3,7 +3,7 @@ package app.revanced.manager.dto.github
 import kotlinx.serialization.Serializable
 
 @Serializable
-class ApiCommit(
+class APICommit(
     val sha: String,
     val commit: Object
 ) {

app/src/main/java/app/revanced/manager/dto/github/ApiContributor.kt

@@ -4,7 +4,7 @@ import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 
 @Serializable
-class ApiContributor(
+class APIContributor(
     @SerialName("login") val username: String,
     @SerialName("avatar_url") val avatarUrl: String,
     @SerialName("html_url") val profileUrl: String,

app/src/main/java/app/revanced/manager/dto/github/ApiRelease.kt

@@ -4,7 +4,7 @@ import kotlinx.serialization.SerialName
 import kotlinx.serialization.Serializable
 
 @Serializable
-data class ApiRelease(
+data class APIRelease(
     @SerialName("tag_name") val tagName: String,
     @SerialName("published_at") val publishedAt: String,
     val prerelease: Boolean,

app/src/main/java/app/revanced/manager/patcher/aapt/Aapt.kt

@@ -0,0 +1,12 @@
+package app.revanced.manager.patcher.aapt
+
+import android.content.Context
+import java.io.File
+
+object Aapt {
+    fun binary(context: Context): File {
+        return File(context.applicationInfo.nativeLibraryDir).resolveAapt()
+    }
+}
+
+private fun File.resolveAapt() = resolve(list { _, f -> !File(f).isDirectory }!!.first())

app/src/main/java/app/revanced/manager/patcher/aligning/ZipAligner.kt

@@ -0,0 +1,11 @@
+package app.revanced.manager.patcher.aligning
+
+import app.revanced.manager.patcher.aligning.zip.structures.ZipEntry
+
+internal object ZipAligner {
+    private const val DEFAULT_ALIGNMENT = 4
+    private const val LIBRARY_ALIGNMENT = 4096
+
+    fun getEntryAlignment(entry: ZipEntry): Int? =
+        if (entry.compression.toUInt() != 0u) null else if (entry.fileName.endsWith(".so")) LIBRARY_ALIGNMENT else DEFAULT_ALIGNMENT
+}

app/src/main/java/app/revanced/manager/patcher/aligning/zip/Extensions.kt

@@ -0,0 +1,33 @@
+package app.revanced.manager.patcher.aligning.zip
+
+import java.io.DataInput
+import java.io.DataOutput
+import java.nio.ByteBuffer
+
+fun UInt.toLittleEndian() =
+    (((this.toInt() and 0xff000000.toInt()) shr 24) or ((this.toInt() and 0x00ff0000) shr 8) or ((this.toInt() and 0x0000ff00) shl 8) or (this.toInt() shl 24)).toUInt()
+
+fun UShort.toLittleEndian() = (this.toUInt() shl 16).toLittleEndian().toUShort()
+
+fun UInt.toBigEndian() = (((this.toInt() and 0xff) shl 24) or ((this.toInt() and 0xff00) shl 8)
+        or ((this.toInt() and 0x00ff0000) ushr 8) or (this.toInt() ushr 24)).toUInt()
+
+fun UShort.toBigEndian() = (this.toUInt() shl 16).toBigEndian().toUShort()
+
+fun ByteBuffer.getUShort() = this.getShort().toUShort()
+fun ByteBuffer.getUInt() = this.getInt().toUInt()
+
+fun ByteBuffer.putUShort(ushort: UShort) = this.putShort(ushort.toShort())
+fun ByteBuffer.putUInt(uint: UInt) = this.putInt(uint.toInt())
+
+fun DataInput.readUShort() = this.readShort().toUShort()
+fun DataInput.readUInt() = this.readInt().toUInt()
+
+fun DataOutput.writeUShort(ushort: UShort) = this.writeShort(ushort.toInt())
+fun DataOutput.writeUInt(uint: UInt) = this.writeInt(uint.toInt())
+
+fun DataInput.readUShortLE() = this.readUShort().toBigEndian()
+fun DataInput.readUIntLE() = this.readUInt().toBigEndian()
+
+fun DataOutput.writeUShortLE(ushort: UShort) = this.writeUShort(ushort.toLittleEndian())
+fun DataOutput.writeUIntLE(uint: UInt) = this.writeUInt(uint.toLittleEndian())

app/src/main/java/app/revanced/manager/patcher/aligning/zip/ZipFile.kt

@@ -0,0 +1,176 @@
+package app.revanced.manager.patcher.aligning.zip
+
+import app.revanced.manager.patcher.aligning.zip.structures.ZipEndRecord
+import app.revanced.manager.patcher.aligning.zip.structures.ZipEntry
+import java.io.Closeable
+import java.io.File
+import java.io.RandomAccessFile
+import java.nio.ByteBuffer
+import java.nio.channels.FileChannel
+import java.util.zip.CRC32
+import java.util.zip.Deflater
+
+class ZipFile(val file: File) : Closeable {
+    var entries: MutableList<ZipEntry> = mutableListOf()
+
+    private val filePointer: RandomAccessFile = RandomAccessFile(file, "rw")
+    private var CDNeedsRewrite = false
+
+    private val compressionLevel = 5
+
+    init {
+        //if file isn't empty try to load entries
+        if (file.length() > 0) {
+            val endRecord = findEndRecord()
+
+            if (endRecord.diskNumber > 0u || endRecord.totalEntries != endRecord.diskEntries)
+                throw IllegalArgumentException("Multi-file archives are not supported")
+
+            entries = readEntries(endRecord).toMutableList()
+        }
+
+        //seek back to start for writing
+        filePointer.seek(0)
+    }
+
+    private fun findEndRecord(): ZipEndRecord {
+        //look from end to start since end record is at the end
+        for (i in filePointer.length() - 1 downTo 0) {
+            filePointer.seek(i)
+            //possible beginning of signature
+            if (filePointer.readByte() == 0x50.toByte()) {
+                //seek back to get the full int
+                filePointer.seek(i)
+                val possibleSignature = filePointer.readUIntLE()
+                if (possibleSignature == ZipEndRecord.ECD_SIGNATURE) {
+                    filePointer.seek(i)
+                    return ZipEndRecord.fromECD(filePointer)
+                }
+            }
+        }
+
+        throw Exception("Couldn't find end record")
+    }
+
+    private fun readEntries(endRecord: ZipEndRecord): List<ZipEntry> {
+        filePointer.seek(endRecord.centralDirectoryStartOffset.toLong())
+
+        val numberOfEntries = endRecord.diskEntries.toInt()
+
+        return buildList(numberOfEntries) {
+            for (i in 1..numberOfEntries) {
+                add(
+                    ZipEntry.fromCDE(filePointer).also
+                    {
+                        //for some reason the local extra field can be different from the central one
+                        it.readLocalExtra(
+                            filePointer.channel.map(
+                                FileChannel.MapMode.READ_ONLY,
+                                it.localHeaderOffset.toLong() + 28,
+                                2
+                            )
+                        )
+                    })
+            }
+        }
+    }
+
+    private fun writeCD() {
+        val CDStart = filePointer.channel.position().toUInt()
+
+        entries.forEach {
+            filePointer.channel.write(it.toCDE())
+        }
+
+        val entriesCount = entries.size.toUShort()
+
+        val endRecord = ZipEndRecord(
+            0u,
+            0u,
+            entriesCount,
+            entriesCount,
+            filePointer.channel.position().toUInt() - CDStart,
+            CDStart,
+            ""
+        )
+
+        filePointer.channel.write(endRecord.toECD())
+    }
+
+    private fun addEntry(entry: ZipEntry, data: ByteBuffer) {
+        CDNeedsRewrite = true
+
+        entry.localHeaderOffset = filePointer.channel.position().toUInt()
+
+        filePointer.channel.write(entry.toLFH())
+        filePointer.channel.write(data)
+
+        entries.add(entry)
+    }
+
+    fun addEntryCompressData(entry: ZipEntry, data: ByteArray) {
+        val compressor = Deflater(compressionLevel, true)
+        compressor.setInput(data)
+        compressor.finish()
+
+        val uncompressedSize = data.size
+        val compressedData =
+            ByteArray(uncompressedSize) //i'm guessing compression won't make the data bigger
+
+        val compressedDataLength = compressor.deflate(compressedData)
+        val compressedBuffer =
+            ByteBuffer.wrap(compressedData.take(compressedDataLength).toByteArray())
+
+        compressor.end()
+
+        val crc = CRC32()
+        crc.update(data)
+
+        entry.compression = 8u //deflate compression
+        entry.uncompressedSize = uncompressedSize.toUInt()
+        entry.compressedSize = compressedDataLength.toUInt()
+        entry.crc32 = crc.value.toUInt()
+
+        addEntry(entry, compressedBuffer)
+    }
+
+    fun addEntryCopyData(entry: ZipEntry, data: ByteBuffer, alignment: Int? = null) {
+        alignment?.let { alignment ->
+            //calculate where data would end up
+            val dataOffset = filePointer.filePointer + entry.LFHSize
+
+            val mod = dataOffset % alignment
+
+            //wrong alignment
+            if (mod != 0L) {
+                //add padding at end of extra field
+                entry.localExtraField =
+                    entry.localExtraField.copyOf((entry.localExtraField.size + (alignment - mod)).toInt())
+            }
+        }
+
+        addEntry(entry, data)
+    }
+
+    fun getDataForEntry(entry: ZipEntry): ByteBuffer {
+        return filePointer.channel.map(
+            FileChannel.MapMode.READ_ONLY,
+            entry.dataOffset.toLong(),
+            entry.compressedSize.toLong()
+        )
+    }
+
+    fun copyEntriesFromFileAligned(file: ZipFile, entryAlignment: (entry: ZipEntry) -> Int?) {
+        for (entry in file.entries) {
+            if (entries.any { it.fileName == entry.fileName }) continue //don't add duplicates
+
+            val data = file.getDataForEntry(entry)
+            addEntryCopyData(entry, data, entryAlignment(entry))
+        }
+    }
+
+    override fun close() {
+        if (CDNeedsRewrite) writeCD()
+        filePointer.close()
+    }
+}

app/src/main/java/app/revanced/manager/patcher/aligning/zip/structures/ZipEndRecord.kt

@@ -0,0 +1,78 @@
+package app.revanced.manager.patcher.aligning.zip.structures
+
+import app.revanced.manager.patcher.aligning.zip.putUInt
+import app.revanced.manager.patcher.aligning.zip.putUShort
+import app.revanced.manager.patcher.aligning.zip.readUIntLE
+import app.revanced.manager.patcher.aligning.zip.readUShortLE
+import java.io.DataInput
+import java.nio.ByteBuffer
+import java.nio.ByteOrder
+
+data class ZipEndRecord(
+    val diskNumber: UShort,
+    val startingDiskNumber: UShort,
+    val diskEntries: UShort,
+    val totalEntries: UShort,
+    val centralDirectorySize: UInt,
+    val centralDirectoryStartOffset: UInt,
+    val fileComment: String,
+) {
+
+    companion object {
+        const val ECD_HEADER_SIZE = 22
+        const val ECD_SIGNATURE = 0x06054b50u
+
+        fun fromECD(input: DataInput): ZipEndRecord {
+            val signature = input.readUIntLE()
+
+            if (signature != ECD_SIGNATURE)
+                throw IllegalArgumentException("Input doesn't start with end record signature")
+
+            val diskNumber = input.readUShortLE()
+            val startingDiskNumber = input.readUShortLE()
+            val diskEntries = input.readUShortLE()
+            val totalEntries = input.readUShortLE()
+            val centralDirectorySize = input.readUIntLE()
+            val centralDirectoryStartOffset = input.readUIntLE()
+            val fileCommentLength = input.readUShortLE()
+            var fileComment = ""
+
+            if (fileCommentLength > 0u) {
+                val fileCommentBytes = ByteArray(fileCommentLength.toInt())
+                input.readFully(fileCommentBytes)
+                fileComment = fileCommentBytes.toString(Charsets.UTF_8)
+            }
+
+            return ZipEndRecord(
+                diskNumber,
+                startingDiskNumber,
+                diskEntries,
+                totalEntries,
+                centralDirectorySize,
+                centralDirectoryStartOffset,
+                fileComment
+            )
+        }
+    }
+
+    fun toECD(): ByteBuffer {
+        val commentBytes = fileComment.toByteArray(Charsets.UTF_8)
+
+        val buffer = ByteBuffer.allocate(ECD_HEADER_SIZE + commentBytes.size)
+            .also { it.order(ByteOrder.LITTLE_ENDIAN) }
+
+        buffer.putUInt(ECD_SIGNATURE)
+        buffer.putUShort(diskNumber)
+        buffer.putUShort(startingDiskNumber)
+        buffer.putUShort(diskEntries)
+        buffer.putUShort(totalEntries)
+        buffer.putUInt(centralDirectorySize)
+        buffer.putUInt(centralDirectoryStartOffset)
+        buffer.putUShort(commentBytes.size.toUShort())
+
+        buffer.put(commentBytes)
+
+        buffer.flip()
+        return buffer
+    }
+}

app/src/main/java/app/revanced/manager/patcher/aligning/zip/structures/ZipEntry.kt

@@ -0,0 +1,189 @@
+package app.revanced.manager.patcher.aligning.zip.structures
+
+import app.revanced.manager.patcher.aligning.zip.*
+import java.io.DataInput
+import java.nio.ByteBuffer
+import java.nio.ByteOrder
+
+data class ZipEntry(
+    val version: UShort,
+    val versionNeeded: UShort,
+    val flags: UShort,
+    var compression: UShort,
+    val modificationTime: UShort,
+    val modificationDate: UShort,
+    var crc32: UInt,
+    var compressedSize: UInt,
+    var uncompressedSize: UInt,
+    val diskNumber: UShort,
+    val internalAttributes: UShort,
+    val externalAttributes: UInt,
+    var localHeaderOffset: UInt,
+    val fileName: String,
+    val extraField: ByteArray,
+    val fileComment: String,
+    var localExtraField: ByteArray = ByteArray(0), //separate for alignment
+) {
+    val LFHSize: Int
+        get() = LFH_HEADER_SIZE + fileName.toByteArray(Charsets.UTF_8).size + localExtraField.size
+
+    val dataOffset: UInt
+        get() = localHeaderOffset + LFHSize.toUInt()
+
+    companion object {
+        const val CDE_HEADER_SIZE = 46
+        const val CDE_SIGNATURE = 0x02014b50u
+
+        const val LFH_HEADER_SIZE = 30
+        const val LFH_SIGNATURE = 0x04034b50u
+
+        fun createWithName(fileName: String): ZipEntry {
+            return ZipEntry(
+                0x1403u, //made by unix, version 20
+                0u,
+                0u,
+                0u,
+                0x0821u, //seems to be static time google uses, no idea
+                0x0221u, //same as above
+                0u,
+                0u,
+                0u,
+                0u,
+                0u,
+                0u,
+                0u,
+                fileName,
+                ByteArray(0),
+                ""
+            )
+        }
+
+        fun fromCDE(input: DataInput): ZipEntry {
+            val signature = input.readUIntLE()
+
+            if (signature != CDE_SIGNATURE)
+                throw IllegalArgumentException("Input doesn't start with central directory entry signature")
+
+            val version = input.readUShortLE()
+            val versionNeeded = input.readUShortLE()
+            var flags = input.readUShortLE()
+            val compression = input.readUShortLE()
+            val modificationTime = input.readUShortLE()
+            val modificationDate = input.readUShortLE()
+            val crc32 = input.readUIntLE()
+            val compressedSize = input.readUIntLE()
+            val uncompressedSize = input.readUIntLE()
+            val fileNameLength = input.readUShortLE()
+            var fileName = ""
+            val extraFieldLength = input.readUShortLE()
+            var extraField = ByteArray(extraFieldLength.toInt())
+            val fileCommentLength = input.readUShortLE()
+            var fileComment = ""
+            val diskNumber = input.readUShortLE()
+            val internalAttributes = input.readUShortLE()
+            val externalAttributes = input.readUIntLE()
+            val localHeaderOffset = input.readUIntLE()
+
+            val variableFieldsLength =
+                fileNameLength.toInt() + extraFieldLength.toInt() + fileCommentLength.toInt()
+
+            if (variableFieldsLength > 0) {
+                val fileNameBytes = ByteArray(fileNameLength.toInt())
+                input.readFully(fileNameBytes)
+                fileName = fileNameBytes.toString(Charsets.UTF_8)
+
+                input.readFully(extraField)
+
+                val fileCommentBytes = ByteArray(fileCommentLength.toInt())
+                input.readFully(fileCommentBytes)
+                fileComment = fileCommentBytes.toString(Charsets.UTF_8)
+            }
+
+            flags = (flags and 0b1000u.inv()
+                .toUShort()) //disable data descriptor flag as they are not used
+
+            return ZipEntry(
+                version,
+                versionNeeded,
+                flags,
+                compression,
+                modificationTime,
+                modificationDate,
+                crc32,
+                compressedSize,
+                uncompressedSize,
+                diskNumber,
+                internalAttributes,
+                externalAttributes,
+                localHeaderOffset,
+                fileName,
+                extraField,
+                fileComment,
+            )
+        }
+    }
+
+    fun readLocalExtra(buffer: ByteBuffer) {
+        buffer.order(ByteOrder.LITTLE_ENDIAN)
+        localExtraField = ByteArray(buffer.getUShort().toInt())
+    }
+
+    fun toLFH(): ByteBuffer {
+        val nameBytes = fileName.toByteArray(Charsets.UTF_8)
+
+        val buffer = ByteBuffer.allocate(LFH_HEADER_SIZE + nameBytes.size + localExtraField.size)
+            .also { it.order(ByteOrder.LITTLE_ENDIAN) }
+
+        buffer.putUInt(LFH_SIGNATURE)
+        buffer.putUShort(versionNeeded)
+        buffer.putUShort(flags)
+        buffer.putUShort(compression)
+        buffer.putUShort(modificationTime)
+        buffer.putUShort(modificationDate)
+        buffer.putUInt(crc32)
+        buffer.putUInt(compressedSize)
+        buffer.putUInt(uncompressedSize)
+        buffer.putUShort(nameBytes.size.toUShort())
+        buffer.putUShort(localExtraField.size.toUShort())
+
+        buffer.put(nameBytes)
+        buffer.put(localExtraField)
+
+        buffer.flip()
+        return buffer
+    }
+
+    fun toCDE(): ByteBuffer {
+        val nameBytes = fileName.toByteArray(Charsets.UTF_8)
+        val commentBytes = fileComment.toByteArray(Charsets.UTF_8)
+
+        val buffer =
+            ByteBuffer.allocate(CDE_HEADER_SIZE + nameBytes.size + extraField.size + commentBytes.size)
+                .also { it.order(ByteOrder.LITTLE_ENDIAN) }
+
+        buffer.putUInt(CDE_SIGNATURE)
+        buffer.putUShort(version)
+        buffer.putUShort(versionNeeded)
+        buffer.putUShort(flags)
+        buffer.putUShort(compression)
+        buffer.putUShort(modificationTime)
+        buffer.putUShort(modificationDate)
+        buffer.putUInt(crc32)
+        buffer.putUInt(compressedSize)
+        buffer.putUInt(uncompressedSize)
+        buffer.putUShort(nameBytes.size.toUShort())
+        buffer.putUShort(extraField.size.toUShort())
+        buffer.putUShort(commentBytes.size.toUShort())
+        buffer.putUShort(diskNumber)
+        buffer.putUShort(internalAttributes)
+        buffer.putUInt(externalAttributes)
+        buffer.putUInt(localHeaderOffset)
+
+        buffer.put(nameBytes)
+        buffer.put(extraField)
+        buffer.put(commentBytes)
+
+        buffer.flip()
+        return buffer
+    }
+}

app/src/main/java/app/revanced/manager/patcher/signing/Signer.kt

@@ -0,0 +1,75 @@
+package app.revanced.manager.patcher.signing
+
+import com.android.apksig.ApkSigner
+import org.bouncycastle.asn1.x500.X500Name
+import org.bouncycastle.asn1.x509.SubjectPublicKeyInfo
+import org.bouncycastle.cert.X509v3CertificateBuilder
+import org.bouncycastle.cert.jcajce.JcaX509CertificateConverter
+import org.bouncycastle.jce.provider.BouncyCastleProvider
+import org.bouncycastle.operator.ContentSigner
+import org.bouncycastle.operator.jcajce.JcaContentSignerBuilder
+import java.io.File
+import java.io.FileInputStream
+import java.io.FileOutputStream
+import java.math.BigInteger
+import java.security.*
+import java.security.cert.X509Certificate
+import java.util.*
+
+internal class Signer(
+    private val cn: String, password: String
+) {
+    private val passwordCharArray = password.toCharArray()
+    private fun newKeystore(out: File) {
+        val (publicKey, privateKey) = createKey()
+        val privateKS = KeyStore.getInstance("BKS", "BC")
+        privateKS.load(null, passwordCharArray)
+        privateKS.setKeyEntry("alias", privateKey, passwordCharArray, arrayOf(publicKey))
+        privateKS.store(FileOutputStream(out), passwordCharArray)
+    }
+
+    private fun createKey(): Pair<X509Certificate, PrivateKey> {
+        val gen = KeyPairGenerator.getInstance("RSA")
+        gen.initialize(2048)
+        val pair = gen.generateKeyPair()
+        var serialNumber: BigInteger
+        do serialNumber =
+            BigInteger.valueOf(SecureRandom().nextLong()) while (serialNumber < BigInteger.ZERO)
+        val x500Name = X500Name("CN=$cn")
+        val builder = X509v3CertificateBuilder(
+            x500Name,
+            serialNumber,
+            Date(System.currentTimeMillis() - 1000L * 60L * 60L * 24L * 30L),
+            Date(System.currentTimeMillis() + 1000L * 60L * 60L * 24L * 366L * 30L),
+            Locale.ENGLISH,
+            x500Name,
+            SubjectPublicKeyInfo.getInstance(pair.public.encoded)
+        )
+        val signer: ContentSigner = JcaContentSignerBuilder("SHA256withRSA").build(pair.private)
+        return JcaX509CertificateConverter().getCertificate(builder.build(signer)) to pair.private
+    }
+
+    fun signApk(input: File, output: File) {
+        Security.addProvider(BouncyCastleProvider())
+
+        val ks = File(input.parent, "revanced-cli.keystore")
+        if (!ks.exists()) newKeystore(ks)
+
+        val keyStore = KeyStore.getInstance("BKS", "BC")
+        FileInputStream(ks).use { fis -> keyStore.load(fis, null) }
+        val alias = keyStore.aliases().nextElement()
+
+        val config = ApkSigner.SignerConfig.Builder(
+            cn,
+            keyStore.getKey(alias, passwordCharArray) as PrivateKey,
+            listOf(keyStore.getCertificate(alias) as X509Certificate)
+        ).build()
+
+        val signer = ApkSigner.Builder(listOf(config))
+        signer.setCreatedBy(cn)
+        signer.setInputApk(input)
+        signer.setOutputApk(output)
+
+        signer.build().sign()
+    }
+}

app/src/main/java/app/revanced/manager/patcher/worker/PatcherWorker.kt

@@ -0,0 +1,175 @@
+package app.revanced.manager.patcher.worker
+
+import android.app.Notification
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.app.PendingIntent
+import android.content.Context
+import android.content.Intent
+import android.graphics.drawable.Icon
+import android.util.Log
+import androidx.core.content.ContextCompat
+import androidx.work.CoroutineWorker
+import androidx.work.ForegroundInfo
+import androidx.work.WorkerParameters
+import app.revanced.manager.R
+import app.revanced.manager.Variables.patches
+import app.revanced.manager.Variables.selectedPatches
+import app.revanced.manager.patcher.aapt.Aapt
+import app.revanced.manager.patcher.aligning.ZipAligner
+import app.revanced.manager.patcher.aligning.zip.ZipFile
+import app.revanced.manager.patcher.aligning.zip.structures.ZipEntry
+import app.revanced.manager.patcher.signing.Signer
+import app.revanced.manager.ui.Resource
+import app.revanced.patcher.Patcher
+import app.revanced.patcher.PatcherOptions
+import app.revanced.patcher.data.Data
+import app.revanced.patcher.extensions.PatchExtensions.patchName
+import app.revanced.patcher.logging.Logger
+import app.revanced.patcher.patch.Patch
+import java.io.File
+
+class PatcherWorker(context: Context, parameters: WorkerParameters) :
+    CoroutineWorker(context, parameters) {
+    val tag = "ReVanced Manager"
+    private val workdir = File(inputData.getString("workdir")!!)
+
+    override suspend fun doWork(): Result {
+        if (runAttemptCount > 0) {
+            return Result.failure(
+                androidx.work.Data.Builder()
+                    .putString("error", "Android requested retrying but retrying is disabled")
+                    .build()
+            ) // don't retry
+        }
+
+        val notificationIntent = Intent(applicationContext, PatcherWorker::class.java)
+        val pendingIntent: PendingIntent = PendingIntent.getActivity(
+            applicationContext, 0, notificationIntent, PendingIntent.FLAG_IMMUTABLE
+        )
+        val channel = NotificationChannel(
+            "revanced-patcher-patching", "Patching", NotificationManager.IMPORTANCE_LOW
+        )
+        val notificationManager =
+            ContextCompat.getSystemService(applicationContext, NotificationManager::class.java)
+        notificationManager!!.createNotificationChannel(channel)
+        val notification: Notification = Notification.Builder(applicationContext, channel.id)
+            .setContentTitle(applicationContext.getText(R.string.patcher_notification_title))
+            .setContentText(applicationContext.getText(R.string.patcher_notification_message))
+            .setLargeIcon(Icon.createWithResource(applicationContext, R.drawable.manager))
+            .setSmallIcon(Icon.createWithResource(applicationContext, R.drawable.manager))
+            .setContentIntent(pendingIntent).build()
+
+        setForeground(ForegroundInfo(1, notification))
+        return try {
+            runPatcher(workdir)
+            Result.success()
+        } catch (e: Exception) {
+            Log.e(tag, "Error while patching", e)
+            Result.failure(
+                androidx.work.Data.Builder()
+                    .putString("error", "Error while patching: ${e.message ?: e::class.simpleName}")
+                    .build()
+            )
+        }
+    }
+
+    private fun runPatcher(
+        workdir: File
+    ): Boolean {
+            val aaptPath = Aapt.binary(applicationContext).absolutePath
+            val frameworkPath =
+                applicationContext.filesDir.resolve("framework").also { it.mkdirs() }.absolutePath
+
+            Log.d(tag, "Checking prerequisites")
+            val patches = findPatchesByIds(selectedPatches)
+            if (patches.isEmpty()) return true
+
+
+            Log.d(tag, "Creating directories")
+
+            File(inputData.getString("input")!!).copyTo(
+                applicationContext.filesDir.resolve("base.apk"),
+                true
+            )
+
+            val inputFile = File(applicationContext.filesDir, "base.apk")
+            val patchedFile = File(workdir, "patched.apk")
+            val outputFile = File(applicationContext.filesDir, "out.apk")
+            val cacheDirectory = workdir.resolve("cache")
+            val integrations = workdir.resolve("integrations.apk")
+            try {
+                Log.d(tag, "Creating patcher")
+                val patcher = Patcher(
+                    PatcherOptions(
+                        inputFile,
+                        cacheDirectory.absolutePath,
+                        patchResources = false,
+                        aaptPath = aaptPath,
+                        frameworkFolderLocation = frameworkPath,
+                        logger = object : Logger {
+                            override fun error(msg: String) {
+                                Log.e(tag, msg)
+                            }
+
+                            override fun warn(msg: String) {
+                                Log.w(tag, msg)
+                            }
+
+                            override fun info(msg: String) {
+                                Log.i(tag, msg)
+                            }
+
+                            override fun trace(msg: String) {
+                                Log.v(tag, msg)
+                            }
+                        }
+                    )
+                )
+
+
+                Log.d(tag, "Adding ${patches.size} patch(es)")
+                patcher.addPatches(patches)
+
+
+                Log.d(tag, "Applying patches")
+                patcher.applyPatches().forEach { (patch, result) ->
+                    if (result.isSuccess) {
+                        Log.i(tag, "[success] $patch")
+                        return@forEach
+                    }
+                    Log.e(tag, "[error] $patch:", result.exceptionOrNull()!!)
+                }
+                Log.d(tag, "Saving file")
+
+                    val result = patcher.save() // this function uses quite a bit of resources
+                    ZipFile(patchedFile).use { fs ->
+                        result.dexFiles.forEach { it ->
+                            Log.d(tag, "Writing dex file ${it.name}")
+                            fs.addEntryCompressData(
+                                ZipEntry.createWithName(it.name),
+                                it.stream.readBytes()
+                            )
+                        result.resourceFile?.let {
+                            fs.copyEntriesFromFileAligned(ZipFile(it), ZipAligner::getEntryAlignment)
+                        }
+                        fs.copyEntriesFromFileAligned(ZipFile(inputFile), ZipAligner::getEntryAlignment)
+                    }
+                }
+
+
+                Log.d(tag, "Signing apk")
+                Signer("ReVanced", "s3cur3p@ssw0rd").signApk(patchedFile, outputFile)
+                Log.i(tag, "Successfully patched into $outputFile")
+            } finally {
+                Log.d(tag, "Deleting workdir")
+                workdir.deleteRecursively()
+            }
+            return false
+        }
+
+    private fun findPatchesByIds(ids: Iterable<String>): List<Class<out Patch<Data>>> {
+        val (patches) = patches.value as? Resource.Success ?: return listOf()
+        return patches.filter { patch -> ids.any { it == patch.patchName } }
+    }
+}

app/src/main/java/app/revanced/manager/preferences/PreferencesManager.kt

@@ -5,6 +5,7 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
 import androidx.core.content.edit
+import app.revanced.manager.ui.theme.Theme
 import app.revanced.manager.util.ghIntegrations
 import app.revanced.manager.util.ghPatches
 import kotlin.reflect.KProperty
@@ -13,7 +14,7 @@ class PreferencesManager(
     sharedPreferences: SharedPreferences
 ) : BasePreferenceManager(sharedPreferences) {
     var dynamicColor by booleanPreference("dynamic_color", true)
-
+    var theme by enumPreference("theme", Theme.SYSTEM)
     var srcPatches by stringPreference("src_patches", ghPatches)
     var srcIntegrations by stringPreference("src_integrations", ghIntegrations)
 }

app/src/main/java/app/revanced/manager/repository/GitHubRepository.kt

@@ -1,8 +1,8 @@
 package app.revanced.manager.repository
 
-import app.revanced.manager.dto.github.ApiCommit
-import app.revanced.manager.dto.github.ApiContributor
-import app.revanced.manager.dto.github.ApiRelease
+import app.revanced.manager.dto.github.APICommit
+import app.revanced.manager.dto.github.APIContributor
+import app.revanced.manager.dto.github.APIRelease
 import io.ktor.client.*
 import io.ktor.client.call.*
 import io.ktor.client.request.*
@@ -11,20 +11,19 @@ import kotlinx.coroutines.withContext
 
 class GitHubRepository(private val client: HttpClient) {
     suspend fun getLatestRelease(repo: String) = withContext(Dispatchers.IO) {
-        val res: List<ApiRelease> = client.get("$baseUrl/$repo/releases") {
+        val res: List<APIRelease> = client.get("$baseUrl/$repo/releases") {
             parameter("per_page", 1)
         }.body()
         res.first()
     }
-
     suspend fun getLatestCommit(repo: String, ref: String) = withContext(Dispatchers.IO) {
         client.get("$baseUrl/$repo/commits/$ref") {
             parameter("per_page", 1)
-        }.body() as ApiCommit
+        }.body() as APICommit
     }
 
     suspend fun getContributors(org: String, repo: String) = withContext(Dispatchers.IO) {
-        client.get("$baseUrl/$org/$repo/contributors").body() as List<ApiContributor>
+        client.get("$baseUrl/$org/$repo/contributors").body() as List<APIContributor>
     }
 
     private companion object {

app/src/main/java/app/revanced/manager/ui/Resource.kt

@@ -0,0 +1,10 @@
+package app.revanced.manager.ui
+
+sealed class Resource<out T> {
+    object Loading : Resource<Nothing>()
+    data class Success<out T>(val data: T) : Resource<T>()
+
+    companion object {
+        fun <T> success(value: T) = Success(value)
+    }
+}

app/src/main/java/app/revanced/manager/ui/component/AppIcon.kt

@@ -0,0 +1,18 @@
+package app.revanced.manager.ui.component
+
+import android.graphics.drawable.Drawable
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.layout.size
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+import com.google.accompanist.drawablepainter.rememberDrawablePainter
+
+@Composable
+fun AppIcon(drawable: Drawable?, contentDescription: String?) {
+    Image(
+        rememberDrawablePainter(drawable),
+        contentDescription,
+        Modifier.size(48.dp)
+    )
+}

app/src/main/java/app/revanced/manager/ui/component/ApplicationItem.kt

@@ -1,16 +1,12 @@
 package app.revanced.manager.ui.component
 
-import androidx.compose.foundation.clickable
 import androidx.compose.foundation.layout.*
 import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.OutlinedButton
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
-import app.revanced.manager.R
 
 @Composable
 fun ApplicationItem(

app/src/main/java/app/revanced/manager/ui/component/FloatingActionButton.kt

@@ -0,0 +1,50 @@
+package app.revanced.manager.ui.component
+
+import android.widget.Toast
+import androidx.compose.material.ripple.LocalRippleTheme
+import androidx.compose.material.ripple.RippleAlpha
+import androidx.compose.material.ripple.RippleTheme
+import androidx.compose.material3.ExtendedFloatingActionButton
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.CompositionLocalProvider
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalContext
+
+@Composable
+fun FloatingActionButton(
+    text: @Composable () -> Unit,
+    icon: @Composable () -> Unit,
+    onClick: () -> Unit,
+    enabled: Boolean
+) {
+    val context = LocalContext.current
+
+    // TODO: set icon color:
+    // tint = if (enabled) LocalContentColor.current.copy(alpha = LocalContentAlpha.current) else else DarkGray
+    CompositionLocalProvider(
+        LocalRippleTheme provides if (enabled) {
+            LocalRippleTheme.current
+        } else NoRippleTheme
+    ) {
+        ExtendedFloatingActionButton(
+            text = text,
+            icon = icon,
+            onClick = {
+                if (!enabled) {
+                    Toast.makeText(context, "Please select an application.", Toast.LENGTH_SHORT)
+                }
+                if (enabled) onClick()
+            },
+            containerColor = if (enabled) MaterialTheme.colorScheme.primaryContainer else Color.Gray,
+        )
+    }
+}
+
+private object NoRippleTheme : RippleTheme {
+    @Composable
+    override fun defaultColor() = Color.Unspecified
+
+    @Composable
+    override fun rippleAlpha(): RippleAlpha = RippleAlpha(0.0f, 0.0f, 0.0f, 0.0f)
+}

app/src/main/java/app/revanced/manager/ui/component/GroupHeader.kt

@@ -0,0 +1,34 @@
+package app.revanced.manager.ui.component
+
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.LocalTextStyle
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.dp
+
+@Composable
+fun GroupHeader(
+    title: String,
+    color: Color = MaterialTheme.colorScheme.primary
+) {
+    Box(
+        Modifier
+            .padding(start = 12.dp)
+            .fillMaxWidth(),
+        contentAlignment = Alignment.CenterStart
+    ) {
+        Text(
+            text = title,
+            color = color,
+            fontSize = LocalTextStyle.current.fontSize.times(0.95f),
+            fontWeight = FontWeight.SemiBold
+        )
+    }
+}

app/src/main/java/app/revanced/manager/ui/component/LoadingIndicator.kt

@@ -0,0 +1,27 @@
+package app.revanced.manager.ui.component
+
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import app.revanced.manager.R
+
+@Composable
+fun LoadingIndicator(id: Int? = null) {
+    Column(
+        modifier = Modifier.fillMaxSize(),
+        verticalArrangement = Arrangement.Center,
+        horizontalAlignment = Alignment.CenterHorizontally
+    ) {
+        Text(stringResource(R.string.loading_body))
+        if (id != null) Text(stringResource(id))
+        CircularProgressIndicator(modifier = Modifier.padding(vertical = 16.dp))
+    }
+}

app/src/main/java/app/revanced/manager/ui/component/PatchCompatibilityDialog.kt

@@ -0,0 +1,40 @@
+package app.revanced.manager.ui.component
+
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.AlertDialog
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.unit.dp
+import app.revanced.manager.R
+import app.revanced.manager.ui.viewmodel.PatchClass
+import app.revanced.manager.ui.viewmodel.PatcherViewModel
+import app.revanced.patcher.annotation.Package
+import app.revanced.patcher.extensions.PatchExtensions.compatiblePackages
+import org.koin.androidx.compose.getViewModel
+
+@Composable
+fun PatchCompatibilityDialog(
+    patchClass: PatchClass, pvm: PatcherViewModel = getViewModel(), onClose: () -> Unit
+) {
+    val patch = patchClass.patch
+    val packageName = pvm.getSelectedPackageInfo()?.packageName
+    AlertDialog(onDismissRequest = onClose, shape = RoundedCornerShape(12.dp), title = {
+        Text(stringResource(id = R.string.unsupported), textAlign = TextAlign.Center)
+    }, text = {
+        (patch.compatiblePackages!!.forEach { p: Package ->
+            if (p.name == packageName) {
+                Text(
+                    stringResource(id = R.string.only_compatible) + p.versions.reversed()
+                        .joinToString(", ")
+                )
+            }
+        })
+    }, confirmButton = {
+        TextButton(onClick = onClose) {
+            Text(text = "Dismiss")
+        }
+    })
+}

app/src/main/java/app/revanced/manager/ui/component/SocialItem.kt

@@ -13,7 +13,6 @@ import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
-import androidx.compose.ui.tooling.preview.Preview
 import app.revanced.manager.R
 import app.revanced.manager.util.ghOrganization
 import app.revanced.manager.util.openUrl
@@ -34,7 +33,6 @@ fun SocialItem(@StringRes label: Int, vec: ImageVector, fn: () -> Unit) {
     )
 }
 
-@Preview
 @Composable
 fun SocialItemPreview() {
     val ctx = LocalContext.current.applicationContext

app/src/main/java/app/revanced/manager/ui/navigation/AppDestination.kt

@@ -15,6 +15,12 @@ import kotlinx.parcelize.RawValue
 sealed interface AppDestination : Destination {
     @Parcelize
     object Dashboard : AppDestination
+
+    @Parcelize
+    object AppSelector : AppDestination
+
+    @Parcelize
+    object PatchSelector : AppDestination
 }
 
 @Parcelize

app/src/main/java/app/revanced/manager/ui/screen/DashboardScreen.kt

@@ -91,46 +91,24 @@ fun DashboardScreen(viewModel: DashboardViewModel = getViewModel()) {
                 verticalArrangement = Arrangement.spacedBy(12.dp)
             ) {
                 ApplicationItem(
-                    name = "ReVanced",
-                    released = "com.google.android.youtube",
+                    name = "Youtube ReVanced",
+                    released = "Released [who knows] centuries ago",
                     icon = { Icon(Icons.Default.Dashboard, "ReVanced") }
                 ) {
                     ChangelogText(
                         """
-                            fix: aaaaaa
-                            fix: aaaaaa
-                            fix: aaaaaa
-                            fix: aaaaaa
-                            fix: aaaaaa
+                            cossal will explode
                         """.trimIndent()
                     )
                 }
                 ApplicationItem(
-                    name = "ReReddit",
-                    released = "Released 1 month ago",
+                    name = "Reddit ReVanced",
+                    released = "Released [REDACTED] month ago",
                     icon = { Icon(Icons.Default.Build, "ReReddit") }
                 ) {
                     ChangelogText(
                         """
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
+                            hi ushie
                         """.trimIndent()
                     )
                 }

app/src/main/java/app/revanced/manager/ui/screen/MainDashboardScreen.kt

@@ -1,6 +1,9 @@
 package app.revanced.manager.ui.screen
 
-import androidx.compose.animation.*
+import androidx.compose.animation.ExperimentalAnimationApi
+import androidx.compose.animation.fadeIn
+import androidx.compose.animation.fadeOut
+import androidx.compose.animation.with
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.padding
@@ -19,8 +22,8 @@ import com.xinto.taxi.rememberNavigator
 @Composable
 fun MainDashboardScreen(navigator: BackstackNavigator<AppDestination>) {
     val scrollBehavior = TopAppBarDefaults.exitUntilCollapsedScrollBehavior(
-        decayAnimationSpec = rememberSplineBasedDecay(),
-        state = rememberTopAppBarState()
+        state = rememberTopAppBarState(),
+        canScroll = { true }
     )
 
     val mainRootNavigator = rememberNavigator(DashboardDestination.DASHBOARD)
@@ -31,7 +34,7 @@ fun MainDashboardScreen(navigator: BackstackNavigator<AppDestination>) {
             .fillMaxSize()
             .nestedScroll(scrollBehavior.nestedScrollConnection),
         topBar = {
-            MediumTopAppBar(
+            LargeTopAppBar(
                 title = {
                     Text(
                         text = stringResource(mainRootNavigator.currentDestination.label),
@@ -64,7 +67,10 @@ fun MainDashboardScreen(navigator: BackstackNavigator<AppDestination>) {
             ) { destination ->
                 when (destination) {
                     DashboardDestination.DASHBOARD -> DashboardScreen()
-                    DashboardDestination.PATCHER -> PatcherScreen()
+                    DashboardDestination.PATCHER -> PatcherScreen(
+                        onClickAppSelector = { navigator.push(AppDestination.AppSelector) },
+                        onClickPatchSelector = { navigator.push(AppDestination.PatchSelector) }
+                    )
                     DashboardDestination.SETTINGS -> SettingsScreen()
                 }
             }

app/src/main/java/app/revanced/manager/ui/screen/NewPatcherScreen.kt

@@ -0,0 +1,88 @@
+package app.revanced.manager.ui.screen
+
+import androidx.compose.animation.animateContentSize
+import androidx.compose.animation.core.LinearOutSlowInEasing
+import androidx.compose.animation.core.tween
+import androidx.compose.foundation.layout.*
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.FolderZip
+import androidx.compose.material3.ElevatedCard
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+import app.revanced.manager.ui.viewmodel.PatcherViewModel
+import org.koin.androidx.compose.getViewModel
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun NewPatcherScreen(
+    onClickAppSelector: () -> Unit,
+    onClickPatchSelector: () -> Unit,
+    viewModel: PatcherViewModel = getViewModel()
+) {
+    var validBundle = false
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(16.dp),
+    ) {
+        ElevatedCard(
+            onClick = onClickAppSelector,
+            modifier = Modifier
+                .padding(16.dp, 4.dp)
+                .animateContentSize(
+                    animationSpec = tween(
+                        durationMillis = 300,
+                        easing = LinearOutSlowInEasing
+                    )
+                ),
+        ) {
+            Column(
+                modifier = Modifier.padding(12.dp, 8.dp, 12.dp, 8.dp),
+                verticalArrangement = Arrangement.Center,
+                horizontalAlignment = Alignment.Start
+            ) {
+                Row(modifier = Modifier.padding(0.dp, 12.dp)) {
+                    Icon(
+                        Icons.Default.FolderZip,
+                        "Patch Bundle",
+                        modifier = Modifier
+                            .size(40.dp)
+                            .align(Alignment.CenterVertically)
+                    )
+                    Column(
+                        verticalArrangement = Arrangement.Center,
+                        horizontalAlignment = Alignment.Start,
+                        modifier = Modifier.padding(4.dp)
+                    ) {
+                        if (!validBundle) {
+                            Text(
+                                text = "Select a patch bundle",
+                                fontWeight = FontWeight.Bold,
+                                fontSize = 13.sp
+                            )
+                            Text(text = "(not selected)", fontSize = 13.sp)
+                        } else {
+                            Text(
+                                text = "Selected patch bundle",
+                                fontWeight = FontWeight.Bold,
+                                fontSize = 13.sp
+                            )
+                            Text(
+                                text = viewModel.getSelectedPackageInfo()!!.applicationInfo.name,
+                                fontSize = 13.sp
+                            )
+                        }
+                    }
+                    Spacer(Modifier.weight(1f, true))
+                }
+            }
+        }
+    }
+}

app/src/main/java/app/revanced/manager/ui/screen/PatcherScreen.kt

@@ -1,155 +1,96 @@
 package app.revanced.manager.ui.screen
 
-import android.widget.Toast
-import androidx.annotation.StringRes
-import androidx.compose.foundation.layout.*
-import androidx.compose.foundation.rememberScrollState
-import androidx.compose.foundation.verticalScroll
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Build
-import androidx.compose.material.icons.filled.Dashboard
-import androidx.compose.material3.Button
-import androidx.compose.material3.Icon
-import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.Text
+import androidx.compose.material3.*
 import androidx.compose.runtime.Composable
-import androidx.compose.ui.Alignment
+import androidx.compose.runtime.getValue
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.stringResource
-import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.unit.dp
-import androidx.compose.ui.unit.sp
 import app.revanced.manager.R
-import app.revanced.manager.ui.component.ApplicationItem
-import app.revanced.manager.ui.component.HeadlineWithCard
-import app.revanced.manager.ui.viewmodel.DashboardViewModel
+import app.revanced.manager.Variables.patches
+import app.revanced.manager.Variables.selectedAppPackage
+import app.revanced.manager.Variables.selectedPatches
+import app.revanced.manager.ui.Resource
+import app.revanced.manager.ui.component.FloatingActionButton
 import app.revanced.manager.ui.viewmodel.PatcherViewModel
 import org.koin.androidx.compose.getViewModel
 
+@OptIn(ExperimentalMaterial3Api::class)
 @Composable
-fun PatcherScreen(viewModel: DashboardViewModel = getViewModel()) {
-    val context = LocalContext.current
-    val padHoriz = 16.dp
-    val padVert = 10.dp
+fun PatcherScreen(
+    onClickAppSelector: () -> Unit,
+    onClickPatchSelector: () -> Unit,
+    viewModel: PatcherViewModel = getViewModel()
+) {
+    val selectedAmount = selectedPatches.size
+    val selectedAppPackage by selectedAppPackage
+    val hasAppSelected = selectedAppPackage.isPresent
+    val patchesLoaded = patches.value is Resource.Success
 
-    Column(
-        modifier = Modifier
-            .fillMaxSize()
-            .padding(horizontal = 18.dp)
-            .verticalScroll(state = rememberScrollState()),
-        horizontalAlignment = Alignment.Start,
-        verticalArrangement = Arrangement.spacedBy(8.dp)
-    ) {
-        HeadlineWithCard(R.string.updates) {
-            Row(
+    Scaffold(floatingActionButton = {
+        FloatingActionButton(
+            enabled = hasAppSelected && viewModel.anyPatchSelected(),
+            onClick = { viewModel.startPatcher() },
+            icon = { Icon(Icons.Default.Build, contentDescription = "Patch") },
+            text = { Text(text = "Patch") }
+        )
+    }) { paddingValues ->
+        Column(
+            modifier = Modifier
+                .fillMaxSize()
+                .padding(paddingValues)
+                .padding(16.dp),
+        ) {
+            Card(
                 modifier = Modifier
-                    .padding(horizontal = padHoriz, vertical = padVert)
+                    .padding(4.dp)
                     .fillMaxWidth(),
-                horizontalArrangement = Arrangement.SpaceBetween,
-                verticalAlignment = Alignment.CenterVertically,
+                enabled = patchesLoaded,
+                onClick = onClickAppSelector
             ) {
-                Column {
-                    CommitDate(
-                        label = R.string.patcher,
-                        date = viewModel.patcherCommitDate
+                Column(modifier = Modifier.padding(16.dp)) {
+                    Text(
+                        text = stringResource(id = R.string.card_application_header),
+                        style = MaterialTheme.typography.titleMedium
                     )
-                    CommitDate(
-                        label = R.string.manager,
-                        date = viewModel.managerCommitDate
+                    Text(
+                        text = if (patchesLoaded) {
+                            selectedAppPackage.orElse(stringResource(R.string.card_application_not_selected))
+                        } else {
+                            stringResource(R.string.card_application_not_loaded)},
+                        style = MaterialTheme.typography.bodyMedium,
+                        modifier = Modifier.padding(0.dp, 8.dp)
                     )
                 }
-                Column(horizontalAlignment = Alignment.CenterHorizontally) {
-                    Button(
-                        enabled = false, // needs update
-                        onClick = {
-                            Toast.makeText(context, "Already up-to-date!", Toast.LENGTH_SHORT)
-                                .show()
+            }
+            Card(
+                modifier = Modifier
+                    .padding(4.dp)
+                    .fillMaxWidth(),
+                enabled = hasAppSelected,
+                onClick = onClickPatchSelector
+            ) {
+                Column(modifier = Modifier.padding(16.dp)) {
+                    Text(
+                        text = stringResource(R.string.card_patches_header),
+                        style = MaterialTheme.typography.titleMedium
+                    )
+                    Text(
+                        text = if (!hasAppSelected) {
+                            "Select an application first."
+                        } else if (viewModel.anyPatchSelected()) {
+                            "$selectedAmount patches selected."
+                        } else {
+                            stringResource(R.string.card_patches_body_patches)
                         },
-                    ) { Text(stringResource(R.string.update_patch_bundle)) }
-                    Text(
-                        text = "No updates available",
-                        style = MaterialTheme.typography.bodySmall,
-                        color = MaterialTheme.colorScheme.onSurfaceVariant,
-                        fontSize = 10.sp,
-                    )
-                }
-            }
-        }
-
-        HeadlineWithCard(R.string.patched_apps) {
-            Row(
-                modifier = Modifier
-                    .padding(horizontal = padHoriz, vertical = padVert)
-                    .fillMaxWidth(),
-                horizontalArrangement = Arrangement.SpaceBetween,
-                verticalAlignment = Alignment.CenterVertically,
-            ) {
-                Column {
-                    val amount = 2 // TODO
-                    Text(
-                        text = "${stringResource(R.string.updates_available)}: $amount",
-                        style = MaterialTheme.typography.bodyLarge,
-                        fontWeight = FontWeight.Bold,
-                        fontSize = 18.sp
-                    )
-                }
-                Button(
-                    enabled = true, // needs update
-                    onClick = {
-                        Toast.makeText(context, "Already up-to-date!", Toast.LENGTH_SHORT).show()
-                    }
-                ) { Text(stringResource(R.string.update_all)) }
-            }
-            Column(
-                modifier = Modifier
-                    .padding(horizontal = padHoriz)
-                    .padding(bottom = padVert)
-                    .fillMaxWidth(),
-                verticalArrangement = Arrangement.spacedBy(8.dp)
-            ) {
-                ApplicationItem(
-                    name = "ReVanced",
-                    released = "Released 2 days ago",
-                    icon = { Icon(Icons.Default.Dashboard, "ReVanced") }
-                ) {
-                    ChangelogText(
-                        """
-                            fix: aaaaaa
-                            fix: aaaaaa
-                            fix: aaaaaa
-                            fix: aaaaaa
-                            fix: aaaaaa
-                        """.trimIndent()
-                    )
-                }
-                ApplicationItem(
-                    name = "ReReddit",
-                    released = "Released 1 month ago",
-                    icon = { Icon(Icons.Default.Build, "ReReddit") }
-                ) {
-                    ChangelogText(
-                        """
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                            fix: bbbbbb
-                        """.trimIndent()
+                        style = MaterialTheme.typography.bodyMedium,
+                        modifier = Modifier.padding(0.dp, 8.dp)
                     )
                 }
             }

app/src/main/java/app/revanced/manager/ui/screen/SettingsScreen.kt

@@ -1,26 +1,27 @@
 package app.revanced.manager.ui.screen
 
+import android.os.Build
 import androidx.compose.foundation.clickable
-import androidx.compose.foundation.layout.Arrangement
-import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.fillMaxSize
-import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.*
 import androidx.compose.foundation.rememberScrollState
 import androidx.compose.foundation.verticalScroll
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Code
-import androidx.compose.material.icons.filled.NavigateBefore
+import androidx.compose.material.icons.filled.Palette
+import androidx.compose.material.icons.filled.Style
 import androidx.compose.material3.*
-import androidx.compose.runtime.Composable
+import androidx.compose.runtime.*
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
 import app.revanced.manager.R
+import app.revanced.manager.preferences.PreferencesManager
+import app.revanced.manager.ui.component.GroupHeader
 import app.revanced.manager.ui.component.SocialItem
-import app.revanced.manager.ui.navigation.AppDestination
+import app.revanced.manager.ui.theme.Theme
 import app.revanced.manager.ui.viewmodel.SettingsViewModel
-import com.xinto.taxi.BackstackNavigator
+import org.koin.androidx.compose.get
 import org.koin.androidx.compose.getViewModel
 
 @OptIn(ExperimentalMaterial3Api::class)
@@ -35,18 +36,82 @@ fun SettingsScreen(viewModel: SettingsViewModel = getViewModel()) {
             .verticalScroll(state = rememberScrollState()),
         verticalArrangement = Arrangement.spacedBy(12.dp)
     ) {
+        if (viewModel.showThemePicker) {
+            ThemePicker(
+                onDismissRequest = viewModel::dismissThemePicker,
+                onConfirm = viewModel::setTheme
+            )
+        }
+        GroupHeader(title = "Appearance")
         ListItem(
-            modifier = Modifier.clickable { prefs.dynamicColor = !prefs.dynamicColor },
-            headlineText = { Text(stringResource(R.string.dynamic_color)) },
-            trailingContent = {
-                Switch(
-                    checked = prefs.dynamicColor,
-                    onCheckedChange = { prefs.dynamicColor = it }
-                )
-            }
+            modifier = Modifier.clickable { viewModel.showThemePicker() },
+            headlineText = { Text(stringResource(R.string.theme)) },
+            leadingContent = { Icon(Icons.Default.Style, contentDescription = null) },
+            trailingContent = { FilledTonalButton(onClick = { viewModel.showThemePicker() }) {
+                Text(text = prefs.theme.displayName)
+            } }
         )
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) {
+            ListItem(
+                modifier = Modifier.clickable { prefs.dynamicColor = !prefs.dynamicColor },
+                headlineText = { Text(stringResource(R.string.dynamic_color)) },
+                leadingContent = { Icon(Icons.Default.Palette, contentDescription = null) },
+                trailingContent = {
+                    Switch(
+                        checked = prefs.dynamicColor,
+                        onCheckedChange = { prefs.dynamicColor = it }
+                    )
+                }
+            )
+        }
 
         Divider()
         SocialItem(R.string.github, Icons.Default.Code, viewModel::openGitHub)
     }
 }
+
+@Composable
+fun ThemePicker(
+    onDismissRequest: () -> Unit,
+    onConfirm: (Theme) -> Unit,
+    prefs: PreferencesManager = get()
+) {
+    var selectedTheme by remember { mutableStateOf(prefs.theme) }
+
+    AlertDialog(
+        onDismissRequest = onDismissRequest,
+        title = { Text(stringResource(R.string.theme)) },
+        text = {
+            Column {
+                Theme.values().forEach { theme ->
+                    Row(
+                        modifier = Modifier.clickable { selectedTheme = theme },
+                        verticalAlignment = Alignment.CenterVertically
+                    ) {
+                        Text(
+                            theme.displayName,
+                            style = MaterialTheme.typography.labelLarge
+                        )
+
+                        Spacer(Modifier.weight(1f, true))
+
+                        RadioButton(
+                            selected = theme == selectedTheme,
+                            onClick = { selectedTheme = theme }
+                        )
+                    }
+                }
+            }
+        },
+        confirmButton = {
+            Button(
+                onClick = {
+                    onConfirm(selectedTheme)
+                    onDismissRequest()
+                }
+            ) {
+                Text(stringResource(R.string.apply))
+            }
+        }
+    )
+}

app/src/main/java/app/revanced/manager/ui/screen/subscreens/AppSelectorSubscreen.kt

@@ -0,0 +1,77 @@
+package app.revanced.manager.ui.screen.subscreens
+
+import android.annotation.SuppressLint
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+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.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import app.revanced.manager.R
+import app.revanced.manager.Variables.filteredApps
+import app.revanced.manager.Variables.patchesState
+import app.revanced.manager.ui.Resource
+import app.revanced.manager.ui.component.AppIcon
+import app.revanced.manager.ui.component.LoadingIndicator
+import app.revanced.manager.ui.navigation.AppDestination
+import app.revanced.manager.ui.viewmodel.AppSelectorViewModel
+import com.xinto.taxi.BackstackNavigator
+import org.koin.androidx.compose.getViewModel
+
+@OptIn(ExperimentalMaterial3Api::class)
+@SuppressLint("QueryPermissionsNeeded")
+@Composable
+fun AppSelectorSubscreen(
+    navigator: BackstackNavigator<AppDestination>,
+    vm: AppSelectorViewModel = getViewModel(),
+) {
+    Scaffold(
+        topBar = {
+            MediumTopAppBar(
+                title = { Text(stringResource(R.string.app_selector_title)) },
+                navigationIcon = {
+                    IconButton(onClick = navigator::pop) {
+                        Icon(
+                            imageVector = Icons.Default.ArrowBack,
+                            contentDescription = null
+                        )
+                    }
+                },
+            )
+        }
+    ) { paddingValues ->
+        when (patchesState) {
+            is Resource.Success -> {
+                LazyColumn(modifier = Modifier.padding(paddingValues)) {
+                    items(count = filteredApps.size) {
+                        val app = filteredApps[it]
+                        val label = vm.applicationLabel(app)
+                        val packageName = app.packageName
+
+                        val same = packageName == label
+                        ListItem(modifier = Modifier.clickable {
+                            vm.setSelectedAppPackage(app.packageName)
+                            navigator.pop()
+                        }, leadingContent = {
+                            AppIcon(vm.loadIcon(app), packageName)
+                        }, headlineText = {
+                            if (same) {
+                                Text(packageName)
+                            } else {
+                                Text(label)
+                            }
+                        }, supportingText = {
+                            if (!same) {
+                                Text(packageName)
+                            }
+                        })
+                    }
+                }
+            }
+            else -> LoadingIndicator(null)
+        }
+    }
+}

app/src/main/java/app/revanced/manager/ui/screen/subscreens/PatchesSelectorSubscreen.kt

@@ -0,0 +1,244 @@
+package app.revanced.manager.ui.screen.subscreens
+
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.*
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.*
+import androidx.compose.material.icons.outlined.Settings
+import androidx.compose.material3.*
+import androidx.compose.runtime.*
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.style.TextOverflow
+import androidx.compose.ui.unit.dp
+import app.revanced.manager.R
+import app.revanced.manager.Variables.patchesState
+import app.revanced.manager.ui.Resource
+import app.revanced.manager.ui.component.LoadingIndicator
+import app.revanced.manager.ui.component.PatchCompatibilityDialog
+import app.revanced.manager.ui.navigation.AppDestination
+import app.revanced.manager.ui.theme.Typography
+import app.revanced.manager.ui.viewmodel.PatchClass
+import app.revanced.manager.ui.viewmodel.PatcherViewModel
+import app.revanced.patcher.extensions.PatchExtensions.description
+import app.revanced.patcher.extensions.PatchExtensions.patchName
+import app.revanced.patcher.extensions.PatchExtensions.version
+import com.xinto.taxi.BackstackNavigator
+import org.koin.androidx.compose.getViewModel
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun PatchesSelectorSubscreen(
+    navigator: BackstackNavigator<AppDestination>,
+    pvm: PatcherViewModel = getViewModel(),
+) {
+    val patches = rememberSaveable { pvm.getFilteredPatchesAndCheckOptions() }
+    var query by mutableStateOf("")
+
+
+    Scaffold(
+        topBar = {
+            MediumTopAppBar(
+                title = {
+                    Text(
+                        text = stringResource(R.string.card_patches_header),
+                        style = MaterialTheme.typography.headlineLarge
+                    )
+                },
+                navigationIcon = {
+                    IconButton(onClick = navigator::pop) {
+                        Icon(
+                            imageVector = Icons.Default.ArrowBack,
+                            contentDescription = null
+                        )
+                    }
+                },
+                actions = {
+                    IconButton(onClick = {
+                        pvm.selectAllPatches(patches, !pvm.anyPatchSelected())
+                    }) {
+                        if (!pvm.anyPatchSelected()) Icon(
+                            Icons.Default.SelectAll,
+                            contentDescription = null
+                        ) else Icon(Icons.Default.Deselect, contentDescription = null)
+                    }
+                }
+            )
+        },
+    ) { paddingValues ->
+        Column(
+            modifier = Modifier
+                .padding(paddingValues)
+        ) {
+            when (patchesState) {
+                is Resource.Success -> {
+                    Box(
+                        modifier = Modifier
+                            .fillMaxWidth()
+                            .padding(8.dp, 4.dp),
+                    ) {
+                        Row(
+                            modifier = Modifier.fillMaxWidth()
+                        ) {
+                            OutlinedTextField(
+                                modifier = Modifier
+                                    .fillMaxWidth()
+                                    .padding(8.dp),
+                                shape = RoundedCornerShape(12.dp),
+                                value = query,
+                                onValueChange = { newValue ->
+                                    query = newValue
+                                },
+                                leadingIcon = {
+                                    Icon(Icons.Default.Search, "Search")
+                                },
+                                trailingIcon = {
+                                    if (query.isNotEmpty()) {
+                                        IconButton(onClick = {
+                                            query = ""
+                                        }) {
+                                            Icon(Icons.Default.Clear, "Clear")
+                                        }
+                                    }
+                                },
+                            )
+                        }
+                    }
+                    LazyColumn(Modifier.padding(0.dp, 2.dp)) {
+
+                        if (query.isEmpty() || query.isBlank()) {
+                            items(count = patches.size) {
+                                val patch = patches[it]
+                                val name = patch.patch.patchName
+                                PatchCard(patch, pvm.isPatchSelected(name)) {
+                                    pvm.selectPatch(name, !pvm.isPatchSelected(name))
+                                }
+                            }
+                        } else {
+                            items(count = patches.size) {
+                                val patch = patches[it]
+                                val name = patch.patch.patchName
+                                if (name.contains(query.lowercase())) {
+                                    PatchCard(patch, pvm.isPatchSelected(name)) {
+                                        pvm.selectPatch(name, !pvm.isPatchSelected(name))
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
+                else -> LoadingIndicator(null)
+            }
+        }
+    }
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun PatchCard(patchClass: PatchClass, isSelected: Boolean, onSelected: () -> Unit) {
+    val patch = patchClass.patch
+    val name = patch.patchName
+
+    var showDialog by remember { mutableStateOf(false) }
+
+    ElevatedCard(
+        modifier = Modifier
+            .padding(16.dp, 4.dp),
+        enabled = !patchClass.unsupported,
+        onClick = onSelected
+    ) {
+        Column(modifier = Modifier.padding(12.dp, 0.dp, 12.dp, 12.dp)) {
+            Row {
+                Column(
+                    Modifier
+                        .align(Alignment.CenterVertically)
+                ) {
+                    Text(
+                        text = name.replace("-", " ").split(" ")
+                            .joinToString(" ") { it.replaceFirstChar(Char::uppercase) },
+                        style = MaterialTheme.typography.titleMedium
+                    )
+                }
+                Spacer(Modifier.width(4.dp))
+                Row(
+                    Modifier
+                        .align(Alignment.CenterVertically)
+                ) {
+                    Text(
+                        text = patch.version ?: "unknown",
+                        style = Typography.bodySmall
+                    )
+                }
+                Spacer(Modifier.weight(1f, true))
+                Column(modifier = Modifier.padding(0.dp, 6.dp)) {
+                    Row(
+                        horizontalArrangement = Arrangement.SpaceBetween,
+                        verticalAlignment = Alignment.CenterVertically,
+                        modifier = Modifier.padding(4.dp)
+                    ) {
+                        if (patchClass.hasPatchOptions) {
+                            CompositionLocalProvider(LocalMinimumTouchTargetEnforcement provides false) {
+                                IconButton(onClick = { }, modifier = Modifier.size(24.dp)) {
+                                    Icon(
+                                        Icons.Outlined.Settings,
+                                        contentDescription = "Patch Options"
+                                    )
+                                }
+                            }
+                        }
+                        Spacer(Modifier.width(8.dp))
+                        CompositionLocalProvider(LocalMinimumTouchTargetEnforcement provides false) {
+                            Checkbox(
+                                enabled = !patchClass.unsupported,
+                                checked = isSelected,
+                                onCheckedChange = { onSelected() }
+                            )
+                        }
+                    }
+                }
+            }
+            var isExpanded by remember { mutableStateOf(false) }
+            patch.description?.let { desc ->
+                Text(
+                    text = desc,
+                    modifier = Modifier
+                        .padding(0.dp, 8.dp, 22.dp, 8.dp)
+                        .clickable { isExpanded = !isExpanded },
+                    maxLines = if (isExpanded) Int.MAX_VALUE else 1,
+                    overflow = TextOverflow.Ellipsis,
+                    style = MaterialTheme.typography.bodyMedium
+                )
+            }
+            if (patchClass.unsupported) {
+                CompositionLocalProvider(LocalMinimumTouchTargetEnforcement provides false) {
+                    Column {
+                        Row {
+                            if (showDialog) {
+                                PatchCompatibilityDialog(
+                                    onClose = { showDialog = false },
+                                    patchClass = patchClass,
+                                )
+                            }
+                            InputChip(
+                                selected = false,
+                                onClick = { showDialog = true },
+                                leadingIcon = {
+                                    Icon(
+                                        Icons.Default.Warning,
+                                        tint = MaterialTheme.colorScheme.primary,
+                                        contentDescription = stringResource(id = R.string.unsupported_version)
+                                    )
+                                },
+                                label = { Text(stringResource(id = R.string.unsupported_version)) }
+                            )
+                        }
+                    }
+                }
+            }
+        }
+    }
+}

app/src/main/java/app/revanced/manager/ui/theme/Theme.kt

@@ -49,3 +49,8 @@ fun ReVancedManagerTheme(
         content = content
     )
 }
+enum class Theme(val displayName: String) {
+    SYSTEM("System"),
+    LIGHT("Light"),
+    DARK("Dark");
+}

app/src/main/java/app/revanced/manager/ui/viewmodel/AppSelectorViewModel.kt

@@ -0,0 +1,61 @@
+package app.revanced.manager.ui.viewmodel
+
+import android.app.Application
+import android.content.pm.ApplicationInfo
+import android.graphics.drawable.Drawable
+import android.util.Log
+import androidx.lifecycle.ViewModel
+import app.revanced.manager.Variables
+import app.revanced.manager.Variables.filteredApps
+import app.revanced.manager.Variables.patches
+import app.revanced.manager.Variables.selectedAppPackage
+import app.revanced.manager.ui.Resource
+import app.revanced.patcher.extensions.PatchExtensions.compatiblePackages
+import java.util.*
+
+class AppSelectorViewModel(
+    val app: Application,
+) : ViewModel() {
+
+    init {
+        filterApps()
+    }
+
+    private fun filterApps(): List<ApplicationInfo> {
+        try {
+            val (patches) = patches.value as Resource.Success
+            patches.forEach patch@{ patch ->
+                patch.compatiblePackages?.forEach { pkg ->
+                    try {
+                        val appInfo = app.packageManager.getApplicationInfo(pkg.name, 0)
+                        if (appInfo !in filteredApps) {
+                            filteredApps.add(appInfo)
+                            return@forEach
+                        }
+                    } catch (e: Exception) {
+                        return@forEach
+                    }
+                }
+            }
+        } catch (e: Exception) {
+            Log.e("ReVanced Manager", "An error occurred while filtering", e)
+        }
+        return emptyList()
+    }
+
+    fun applicationLabel(info: ApplicationInfo): String {
+        return app.packageManager.getApplicationLabel(info).toString()
+    }
+
+    fun loadIcon(info: ApplicationInfo): Drawable? {
+        return info.loadIcon(app.packageManager)
+    }
+
+    fun setSelectedAppPackage(appId: String) {
+        selectedAppPackage.value.ifPresent { s ->
+            if (s != appId) Variables.selectedPatches.clear()
+        }
+        selectedAppPackage.value = Optional.of(appId)
+
+    }
+}

app/src/main/java/app/revanced/manager/ui/viewmodel/NewPatcherScreenViewModel.kt

@@ -0,0 +1,14 @@
+package app.revanced.manager.ui.viewmodel
+
+import android.app.Application
+import android.content.pm.ApplicationInfo
+import android.graphics.drawable.Drawable
+import androidx.lifecycle.ViewModel
+
+class NewPatcherScreenViewModel(
+    val app: Application,
+) : ViewModel() {
+    fun loadIcon(info: ApplicationInfo): Drawable? {
+        return info.loadIcon(app.packageManager)
+    }
+}

app/src/main/java/app/revanced/manager/ui/viewmodel/PatcherViewModel.kt

@@ -1,40 +1,164 @@
 package app.revanced.manager.ui.viewmodel
 
-import android.text.format.DateUtils
-import androidx.compose.runtime.getValue
-import androidx.compose.runtime.mutableStateOf
-import androidx.compose.runtime.setValue
+import android.app.Application
+import android.content.pm.PackageManager
+import android.os.Parcelable
+import android.util.Log
 import androidx.lifecycle.ViewModel
-import app.revanced.manager.repository.GitHubRepository
-import app.revanced.manager.util.ghManager
-import app.revanced.manager.util.ghPatcher
+import androidx.lifecycle.viewModelScope
+import androidx.work.ExistingWorkPolicy
+import androidx.work.OneTimeWorkRequest
+import androidx.work.OutOfQuotaPolicy
+import androidx.work.WorkManager
+import app.revanced.manager.Variables.patches
+import app.revanced.manager.Variables.selectedAppPackage
+import app.revanced.manager.Variables.selectedPatches
+import app.revanced.manager.api.API
+import app.revanced.manager.patcher.worker.PatcherWorker
+import app.revanced.manager.ui.Resource
+import app.revanced.patcher.data.Data
+import app.revanced.patcher.extensions.PatchExtensions.compatiblePackages
+import app.revanced.patcher.extensions.PatchExtensions.options
+import app.revanced.patcher.extensions.PatchExtensions.patchName
+import app.revanced.patcher.patch.Patch
+import app.revanced.patcher.util.patch.impl.DexPatchBundle
+import dalvik.system.DexClassLoader
+import kotlinx.coroutines.launch
 import kotlinx.coroutines.runBlocking
-import java.text.SimpleDateFormat
-import java.util.*
+import kotlinx.parcelize.Parcelize
+import java.io.File
 
-class PatcherViewModel(private val repository: GitHubRepository) : ViewModel() {
-    var patcherCommitDate by mutableStateOf("")
-        private set
-    var managerCommitDate by mutableStateOf("")
-        private set
+class PatcherViewModel(private val app: Application, private val api: API) : ViewModel() {
+    private val workdir = createWorkDir()
+    private lateinit var patchBundleFile: String
+    private val tag = "ReVanced Manager"
 
     init {
         runBlocking {
-            patcherCommitDate = commitDateOf(ghPatcher)
-            managerCommitDate = commitDateOf(ghManager)
+            loadPatches()
+            downloadIntegrations()
         }
     }
 
-    private suspend fun commitDateOf(repo: String, ref: String = "HEAD"): String {
-        val commit = repository.getLatestCommit(repo, ref).commit
-        return DateUtils.getRelativeTimeSpanString(
-            formatter.parse(commit.committer.date)!!.time,
-            Calendar.getInstance().timeInMillis,
-            DateUtils.MINUTE_IN_MILLIS
-        ).toString()
+    fun selectPatch(patchId: String, state: Boolean) {
+        if (state) selectedPatches.add(patchId)
+        else selectedPatches.remove(patchId)
     }
 
-    private companion object {
-        val formatter = SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'", Locale.getDefault())
+    private suspend fun downloadIntegrations() {
+        api.downloadIntegrations(workdir).renameTo(File(workdir,"integrations.apk"))
+    }
+
+    fun selectAllPatches(patchList: List<PatchClass>, selectAll: Boolean) {
+        patchList.forEach { patch ->
+            val patchId = patch.patch.patchName
+            if (selectAll && !patch.unsupported) selectedPatches.add(patchId)
+            else selectedPatches.remove(patchId)
+        }
+    }
+
+    fun setOption(patch: PatchClass, key: String, value: String) {
+        patch.patch.options?.set(key, value)
+        for (option in patch.patch.options!!) {
+            println(option.key + option.value + option.title + option.description)
+        }
+    }
+
+    fun getOption(patch: PatchClass, key: String) {
+        patch.patch.options?.get(key)
+    }
+
+    fun isPatchSelected(patchId: String): Boolean {
+        return selectedPatches.contains(patchId)
+    }
+
+    fun anyPatchSelected(): Boolean {
+        return !selectedPatches.isEmpty()
+    }
+
+
+    fun getSelectedPackageInfo() =
+        if (selectedAppPackage.value.isPresent)
+            app.packageManager.getPackageInfo(
+                selectedAppPackage.value.get(),
+                PackageManager.GET_META_DATA
+            )
+        else null
+
+    fun getFilteredPatchesAndCheckOptions(): List<PatchClass> {
+        return buildList {
+            val selected = getSelectedPackageInfo() ?: return@buildList
+            val (patches) = patches.value as? Resource.Success ?: return@buildList
+            patches.forEach patch@{ patch ->
+                var unsupported = false
+                var hasPatchOptions = false
+                if (patch.options != null) {
+                    hasPatchOptions = true
+                    Log.d(tag, "${patch.patchName} has patch options.")
+                }
+                patch.compatiblePackages?.forEach { pkg ->
+                    // if we detect unsupported once, don't overwrite it
+                    if (pkg.name == selected.packageName) {
+                        if (!unsupported)
+                            unsupported =
+                                pkg.versions.isNotEmpty() && !pkg.versions.any { it == selected.versionName }
+                        add(PatchClass(patch, unsupported, hasPatchOptions))
+                    }
+                }
+            }
+        }
+    }
+
+    private fun loadPatches() = viewModelScope.launch {
+        try {
+            val file = api.downloadPatchBundle(app.filesDir)
+            patchBundleFile = file.absolutePath
+            loadPatches0(file.absolutePath)
+        } catch (e: Exception) {
+            Log.e("ReVancedManager", "An error occurred while loading patches", e)
+        }
+    }
+
+
+    private fun loadPatches0(path: String) {
+        val patchClasses = DexPatchBundle(
+            path, DexClassLoader(
+                path,
+                app.codeCacheDir.absolutePath,
+                null,
+                javaClass.classLoader
+            )
+        ).loadPatches()
+        patches.value = Resource.Success(patchClasses)
+        Log.d("ReVanced Manager", "Finished loading patches")
+    }
+
+    fun startPatcher() {
+        WorkManager
+            .getInstance(app)
+            .enqueueUniqueWork(
+                "patching",
+                ExistingWorkPolicy.KEEP,
+                OneTimeWorkRequest.Builder(PatcherWorker::class.java)
+                    .setExpedited(OutOfQuotaPolicy.RUN_AS_NON_EXPEDITED_WORK_REQUEST)
+                    .setInputData(
+                        androidx.work.Data.Builder()
+                            .putString("workdir", workdir.toString())
+                            .put("input",
+                                getSelectedPackageInfo()?.applicationInfo?.publicSourceDir
+                            )
+                            .build()).build()
+            )
+    }
+    private fun createWorkDir(): File {
+        return app.filesDir.resolve("tmp-${System.currentTimeMillis()}")
+            .also { it.mkdirs() }
     }
 }
+
+@Parcelize
+data class PatchClass(
+    val patch: Class<out Patch<Data>>,
+    val unsupported: Boolean,
+    val hasPatchOptions: Boolean,
+) : Parcelable

app/src/main/java/app/revanced/manager/ui/viewmodel/SettingsViewModel.kt

@@ -1,8 +1,12 @@
 package app.revanced.manager.ui.viewmodel
 
 import android.app.Application
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.setValue
 import androidx.lifecycle.ViewModel
 import app.revanced.manager.preferences.PreferencesManager
+import app.revanced.manager.ui.theme.Theme
 import app.revanced.manager.util.ghOrganization
 import app.revanced.manager.util.openUrl
 
@@ -10,5 +14,19 @@ class SettingsViewModel(
     private val app: Application,
     val prefs: PreferencesManager
 ) : ViewModel() {
+    var showThemePicker by mutableStateOf(false)
+        private set
+
+    fun showThemePicker() {
+        showThemePicker = true
+    }
+
+    fun dismissThemePicker() {
+        showThemePicker = false
+    }
+
+    fun setTheme(theme: Theme) {
+        prefs.theme = theme
+    }
     fun openGitHub() = app.openUrl(ghOrganization)
 }

app/src/main/res/drawable-v24/ic_launcher_foreground.xml

@@ -2,29 +2,48 @@
     xmlns:aapt="http://schemas.android.com/aapt"
     android:width="108dp"
     android:height="108dp"
-    android:viewportWidth="108"
-    android:viewportHeight="108">
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+    android:viewportWidth="278"
+    android:viewportHeight="278">
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+      android:scaleY="0.75"
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+        android:fillType="evenOdd"/>
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+        android:fillType="evenOdd">
+      <aapt:attr name="android:fillColor">
+        <gradient 
+            android:startX="45.43"
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+          <item android:offset="1" android:color="#FF3DDCFF"/>
+        </gradient>
+      </aapt:attr>
     </path>
     <path
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-        android:strokeWidth="1"
-        android:strokeColor="#00000000" />
+        android:pathData="M75.67,184.16H56.53C50.4,184.16 45.43,179.18 45.43,173.03V164.13C45.43,157.98 50.4,153 56.53,153H75.67V184.16Z"
+        android:fillType="evenOdd">
+      <aapt:attr name="android:fillColor">
+        <gradient 
+            android:startX="45.43"
+            android:startY="132.25"
+            android:endX="87.19"
+            android:endY="221.04"
+            android:type="linear">
+          <item android:offset="0" android:color="#FF353DFF"/>
+          <item android:offset="1" android:color="#FF3DDCFF"/>
+        </gradient>
+      </aapt:attr>
+    </path>
+  </group>
 </vector>

app/src/main/res/drawable-v24/manager.xml

@@ -0,0 +1,44 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="278dp"
+    android:height="278dp"
+    android:viewportWidth="278"
+    android:viewportHeight="278">
+  <path
+      android:pathData="M0.06,0.83h277v277h-277z"
+      android:fillColor="#111623"/>
+  <path
+      android:pathData="M108.01,80.13H174.31V95.81H108.01V80.13ZM96.91,95.81V80.13C96.91,73.98 101.88,69 108.01,69H174.31C180.44,69 185.41,73.98 185.41,80.13V95.81H189.78C198.97,95.81 206.43,103.29 206.43,112.5V189.31C206.43,198.53 198.97,206 189.78,206H92.32C83.12,206 75.67,198.53 75.67,189.31V184.16H127.18C133.31,184.16 138.28,179.18 138.28,173.03V164.13C138.28,157.98 133.31,153 127.18,153H75.67V112.5C75.67,103.29 83.12,95.81 92.32,95.81H96.91Z"
+      android:fillColor="#ffffff"
+      android:fillType="evenOdd"/>
+  <path
+      android:pathData="M75.67,184.16H56.53C50.4,184.16 45.43,179.18 45.43,173.03V164.13C45.43,157.98 50.4,153 56.53,153H75.67V184.16Z"
+      android:fillType="evenOdd">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:startX="45.43"
+          android:startY="132.25"
+          android:endX="87.19"
+          android:endY="221.04"
+          android:type="linear">
+        <item android:offset="0" android:color="#FF353DFF"/>
+        <item android:offset="1" android:color="#FF3DDCFF"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+  <path
+      android:pathData="M75.67,184.16H56.53C50.4,184.16 45.43,179.18 45.43,173.03V164.13C45.43,157.98 50.4,153 56.53,153H75.67V184.16Z"
+      android:fillType="evenOdd">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:startX="45.43"
+          android:startY="132.25"
+          android:endX="87.19"
+          android:endY="221.04"
+          android:type="linear">
+        <item android:offset="0" android:color="#FF353DFF"/>
+        <item android:offset="1" android:color="#FF3DDCFF"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+</vector>

app/src/main/res/drawable/ic_launcher_background.xml

@@ -1,170 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<vector xmlns:android="http://schemas.android.com/apk/res/android"
-    android:width="108dp"
-    android:height="108dp"
-    android:viewportWidth="108"
-    android:viewportHeight="108">
-    <path
-        android:fillColor="#3DDC84"
-        android:pathData="M0,0h108v108h-108z" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M9,0L9,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M19,0L19,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M29,0L29,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M39,0L39,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M49,0L49,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M59,0L59,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M69,0L69,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M79,0L79,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M89,0L89,108"
-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-    <path
-        android:fillColor="#00000000"
-        android:pathData="M99,0L99,108"
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-    <path
-        android:fillColor="#00000000"
-        android:pathData="M0,9L108,9"
-        android:strokeWidth="0.8"
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-    <path
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-    <path
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-        android:fillColor="#00000000"
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-        android:fillColor="#00000000"
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-    <path
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-        android:fillColor="#00000000"
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-    <path
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-        android:strokeWidth="0.8"
-        android:strokeColor="#33FFFFFF" />
-</vector>

app/src/main/res/drawable/ic_launcher_foreground.xml

@@ -0,0 +1,49 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="278"
+    android:viewportHeight="278">
+  <group android:scaleX="0.75"
+      android:scaleY="0.75"
+      android:translateX="34.75"
+      android:translateY="34.75">
+    <path
+        android:pathData="M0.06,0.83h277v277h-277z"
+        android:fillColor="#111623"/>
+    <path
+        android:pathData="M108.01,80.13H174.31V95.81H108.01V80.13ZM96.91,95.81V80.13C96.91,73.98 101.88,69 108.01,69H174.31C180.44,69 185.41,73.98 185.41,80.13V95.81H189.78C198.97,95.81 206.43,103.29 206.43,112.5V189.31C206.43,198.53 198.97,206 189.78,206H92.32C83.12,206 75.67,198.53 75.67,189.31V184.16H127.18C133.31,184.16 138.28,179.18 138.28,173.03V164.13C138.28,157.98 133.31,153 127.18,153H75.67V112.5C75.67,103.29 83.12,95.81 92.32,95.81H96.91Z"
+        android:fillColor="#ffffff"
+        android:fillType="evenOdd"/>
+    <path
+        android:pathData="M75.67,184.16H56.53C50.4,184.16 45.43,179.18 45.43,173.03V164.13C45.43,157.98 50.4,153 56.53,153H75.67V184.16Z"
+        android:fillType="evenOdd">
+      <aapt:attr name="android:fillColor">
+        <gradient 
+            android:startX="45.43"
+            android:startY="132.25"
+            android:endX="87.19"
+            android:endY="221.04"
+            android:type="linear">
+          <item android:offset="0" android:color="#FF353DFF"/>
+          <item android:offset="1" android:color="#FF3DDCFF"/>
+        </gradient>
+      </aapt:attr>
+    </path>
+    <path
+        android:pathData="M75.67,184.16H56.53C50.4,184.16 45.43,179.18 45.43,173.03V164.13C45.43,157.98 50.4,153 56.53,153H75.67V184.16Z"
+        android:fillType="evenOdd">
+      <aapt:attr name="android:fillColor">
+        <gradient 
+            android:startX="45.43"
+            android:startY="132.25"
+            android:endX="87.19"
+            android:endY="221.04"
+            android:type="linear">
+          <item android:offset="0" android:color="#FF353DFF"/>
+          <item android:offset="1" android:color="#FF3DDCFF"/>
+        </gradient>
+      </aapt:attr>
+    </path>
+  </group>
+</vector>

app/src/main/res/drawable/manager.xml

@@ -0,0 +1,44 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="278dp"
+    android:height="278dp"
+    android:viewportWidth="278"
+    android:viewportHeight="278">
+  <path
+      android:pathData="M0.06,0.83h277v277h-277z"
+      android:fillColor="#111623"/>
+  <path
+      android:pathData="M108.01,80.13H174.31V95.81H108.01V80.13ZM96.91,95.81V80.13C96.91,73.98 101.88,69 108.01,69H174.31C180.44,69 185.41,73.98 185.41,80.13V95.81H189.78C198.97,95.81 206.43,103.29 206.43,112.5V189.31C206.43,198.53 198.97,206 189.78,206H92.32C83.12,206 75.67,198.53 75.67,189.31V184.16H127.18C133.31,184.16 138.28,179.18 138.28,173.03V164.13C138.28,157.98 133.31,153 127.18,153H75.67V112.5C75.67,103.29 83.12,95.81 92.32,95.81H96.91Z"
+      android:fillColor="#ffffff"
+      android:fillType="evenOdd"/>
+  <path
+      android:pathData="M75.67,184.16H56.53C50.4,184.16 45.43,179.18 45.43,173.03V164.13C45.43,157.98 50.4,153 56.53,153H75.67V184.16Z"
+      android:fillType="evenOdd">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:startX="45.43"
+          android:startY="132.25"
+          android:endX="87.19"
+          android:endY="221.04"
+          android:type="linear">
+        <item android:offset="0" android:color="#FF353DFF"/>
+        <item android:offset="1" android:color="#FF3DDCFF"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+  <path
+      android:pathData="M75.67,184.16H56.53C50.4,184.16 45.43,179.18 45.43,173.03V164.13C45.43,157.98 50.4,153 56.53,153H75.67V184.16Z"
+      android:fillType="evenOdd">
+    <aapt:attr name="android:fillColor">
+      <gradient 
+          android:startX="45.43"
+          android:startY="132.25"
+          android:endX="87.19"
+          android:endY="221.04"
+          android:type="linear">
+        <item android:offset="0" android:color="#FF353DFF"/>
+        <item android:offset="1" android:color="#FF3DDCFF"/>
+      </gradient>
+    </aapt:attr>
+  </path>
+</vector>

app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@drawable/ic_launcher_background" />
-    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
 </adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
-    <background android:drawable="@drawable/ic_launcher_background" />
-    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+    <background android:drawable="@color/ic_launcher_background"/>
+    <foreground android:drawable="@drawable/ic_launcher_foreground"/>
 </adaptive-icon>

app/src/main/res/values/ic_launcher_background.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="ic_launcher_background">#111623</color>
+</resources>

app/src/main/res/values/strings.xml

@@ -13,4 +13,66 @@
     <string name="updates_available">Available updates</string>
     <string name="expand">Expand</string>
     <string name="update">Update</string>
+    <string name="app_selector_title">Select an app…</string>
+    <string name="app_bar_open_discord">Discord</string>
+    <string name="app_bar_open_github">GitHub</string>
+    <string name="card_announcement_header">Announcement</string>
+    <string name="card_commits_header">Latest updates</string>
+    <string name="card_logs_header">Logs</string>
+    <string name="card_application_header">Select Application</string>
+    <string name="card_patches_header">Select Patches</string>
+    <string name="card_options_header">Options</string>
+    <string name="card_contributors_header">Contributors</string>
+    <string name="card_commits_body_patcher">Patcher:</string>
+    <string name="card_commits_body_manager">Manager:</string>
+    <string name="card_announcement_body_placeholder">This is an example text for previewing ReVanced Manager design that will be replaced by dynamic announcements in the future.</string>
+    <string name="card_options_body_root">Root</string>
+    <string name="card_options_body_use_installed">Use installed YouTube app</string>
+    <string name="card_application_not_loaded">Loading applications.</string>
+    <string name="card_application_not_selected">No application selected.</string>
+    <string name="card_patches_body_source">No patches source selected.</string>
+    <string name="card_patches_body_patches">No patches selected.</string>
+    <string name="card_application_body_selected">Selected:</string>
+    <string name="card_logs_body">Click here to view patcher logs.</string>
+    <string name="card_credits_body">Click here to view people who have contributed to the ReVanced Project.</string>
+    <string name="loading_body">One moment, please…</string>
+    <string name="loading_fetching_patches">Fetching patches</string>
+    <string name="unsupported">Unsupported version</string>
+    <string name="only_compatible">This patch is only compatible with version:</string>
+    <string name="card_announcement_button_changelog">Changelog</string>
+    <string name="button_patch">Patch</string>
+    <string name="navigation_dashboard">Dashboard</string>
+    <string name="navigation_patcher">Patcher</string>
+    <string name="screen_logs_title">Logs</string>
+    <string name="screen_contributors_title">Contributors</string>
+    <string name="screen_credits_team_manager">ReVanced Manager</string>
+    <string name="screen_credits_team_website">Website</string>
+    <string name="screen_credits_team">Team</string>
+    <string name="screen_credits_translators">Translators</string>
+    <string name="screen_credits_team_patcher">Patcher</string>
+    <string name="help">Help</string>
+    <string name="help_translate">Help translate</string>
+    <string name="whats_new">What\'s New</string>
+    <string name="ic_non_selected">No patches are selected!</string>
+    <string name="patcher_contributors">Patcher Contributors</string>
+    <string name="contributor_image">Contributor image</string>
+    <string name="no_contributors">No contributors</string>
+    <string name="screen_settings_title">Settings</string>
+    <string name="screen_about_title">About</string>
+    <string name="about">About</string>
+    <string name="navigation_more">More</string>
+    <string name="cli_contributors">CLI Contributors</string>
+    <string name="patches_contributors">Patches Contributors</string>
+    <string name="manager_contributors">Manager Contributors</string>
+    <string name="integrations_contributors">Integrations Contributors</string>
+    <string name="dropdown_button">Dropdown Button</string>
+    <string name="app_version">Version</string>
+    <string name="faq">FAQ</string>
+    <string name="version_info">Version info</string>
+    <string name="unsupported_version">Unsupported version</string>
+    <string name="compatible_versions">Compatible app versions</string>
+    <string name="patcher_notification_title">Patching</string>
+    <string name="patcher_notification_message">ReVanced Manager is patching</string>
+    <string name="theme">Theme</string>
+    <string name="apply">Apply</string>
 </resources>

app/src/main/res/values/themes.xml

@@ -1,5 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
 
-    <style name="Theme.ReVancedManager" parent="android:Theme.Material.Light.NoActionBar" />
+    <style name="Theme.ReVancedManager" parent="Theme.SplashScreen">
+        <item name="windowSplashScreenAnimatedIcon">@drawable/ic_launcher_foreground</item>
+        <item name="postSplashScreenTheme">@style/Theme.AppCompat.NoActionBar</item>
+    </style>
 </resources>

build.gradle.kts

@@ -1,22 +1,21 @@
-// Top-level build file where you can add configuration options common to all sub-projects/modules.
 buildscript {
+    extra.apply {
+        // Global variable for some dependencies
+        set("compose_version", "1.3.0-rc02")
+        set("ktor_version", "2.0.1")
+        set("room_version", "2.4.2")
+    }
     repositories {
         google()
-        mavenCentral()
-    }
-
-    dependencies {
-        classpath("com.android.tools.build:gradle:7.4.0-alpha10")
-        classpath("org.jetbrains.kotlin:kotlin-gradle-plugin:1.7.0")
-        // NOTE: Do not place your application dependencies here; they belong
-        // in the individual module build.gradle.kts files
     }
 }
 
-allprojects {
-    repositories {
-        google()
-        mavenCentral()
-        maven("https://jitpack.io")
-    }
+plugins {
+    id("com.android.application") version "7.4.0-alpha10" apply false
+    id("com.android.library") version "7.4.0-alpha10" apply false
+    id("org.jetbrains.kotlin.android") version "1.7.10" apply false
+    id("com.google.devtools.ksp") version "1.7.10-+" apply false
+}
+repositories {
+    google()
 }

settings.gradle.kts

@@ -1,2 +1,15 @@
+pluginManagement {
+    repositories {
+        gradlePluginPortal()
+        google()
+        mavenCentral()
+    }
+}
+dependencyResolutionManagement {
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
 rootProject.name = "ReVanced Manager"
 include(":app")