initial commit

android/.gitignore

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+gradle-wrapper.jar
+/.gradle
+/captures/
+/gradlew
+/gradlew.bat
+/local.properties
+GeneratedPluginRegistrant.java
+
+# Remember to never publicly share your keystore.
+# See https://flutter.dev/docs/deployment/android#reference-the-keystore-from-the-app
+key.properties
+**/*.keystore
+**/*.jks

android/app/build.gradle

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+plugins {
+    id "com.android.application"
+    id "kotlin-android"
+    // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins.
+    id "dev.flutter.flutter-gradle-plugin"
+}
+
+def localProperties = new Properties()
+def localPropertiesFile = rootProject.file("local.properties")
+if (localPropertiesFile.exists()) {
+    localPropertiesFile.withReader("UTF-8") { reader ->
+        localProperties.load(reader)
+    }
+}
+
+def flutterVersionCode = localProperties.getProperty("flutter.versionCode")
+if (flutterVersionCode == null) {
+    flutterVersionCode = "1"
+}
+
+def flutterVersionName = localProperties.getProperty("flutter.versionName")
+if (flutterVersionName == null) {
+    flutterVersionName = "1.0"
+}
+
+def keystorePropertiesFile = rootProject.file("key.properties")
+def keystoreProperties = new Properties()
+keystoreProperties.load(new FileInputStream(keystorePropertiesFile))
+
+android {
+    namespace = "com.github.wgh136.venera"
+    compileSdk = flutter.compileSdkVersion
+    ndkVersion "25.1.8937393"
+
+    splits{
+        abi {
+            enable true
+            universalApk true
+        }
+    }
+
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+
+    signingConfigs {
+        debug {
+            storeFile file(keystoreProperties['storeFile'])
+            storePassword keystoreProperties['storePassword']
+            keyAlias keystoreProperties['keyAlias']
+            keyPassword keystoreProperties['keyPassword']
+        }
+        release {
+            keyAlias keystoreProperties['keyAlias']
+            keyPassword keystoreProperties['keyPassword']
+            storeFile file(keystoreProperties['storeFile'])
+            storePassword keystoreProperties['storePassword']
+        }
+    }
+
+    defaultConfig {
+        // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
+        applicationId = "com.github.wgh136.venera"
+        // You can update the following values to match your application needs.
+        // For more information, see: https://docs.flutter.dev/deployment/android#reviewing-the-gradle-build-configuration.
+        minSdk = flutter.minSdkVersion
+        targetSdk = flutter.targetSdkVersion
+        versionCode = flutterVersionCode.toInteger()
+        versionName = flutterVersionName
+    }
+
+    buildTypes {
+        release {
+            signingConfig signingConfigs.release
+            applicationVariants.all { variant ->
+                variant.outputs.all { output ->
+                    def abi = output.getFilter(com.android.build.OutputFile.ABI)
+                    if (abi != null) {
+                        outputFileName = "venera-${variant.versionName}-${abi}.apk"
+                    } else {
+                        outputFileName = "venera-${variant.versionName}.apk"
+                    }
+                }
+            }
+        }
+    }
+}
+
+flutter {
+    source = "../.."
+}
+
+dependencies {
+    implementation "androidx.activity:activity-ktx:1.9.2"
+}

android/app/src/debug/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <!-- The INTERNET permission is required for development. Specifically,
+         the Flutter tool needs it to communicate with the running application
+         to allow setting breakpoints, to provide hot reload, etc.
+    -->
+    <uses-permission android:name="android.permission.INTERNET"/>
+</manifest>

android/app/src/main/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <application
+        android:label="venera"
+        android:name="${applicationName}"
+        android:icon="@mipmap/ic_launcher">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true"
+            android:launchMode="singleTop"
+            android:taskAffinity=""
+            android:theme="@style/LaunchTheme"
+            android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
+            android:hardwareAccelerated="true"
+            android:windowSoftInputMode="adjustResize">
+            <!-- Specifies an Android theme to apply to this Activity as soon as
+                 the Android process has started. This theme is visible to the user
+                 while the Flutter UI initializes. After that, this theme continues
+                 to determine the Window background behind the Flutter UI. -->
+            <meta-data
+              android:name="io.flutter.embedding.android.NormalTheme"
+              android:resource="@style/NormalTheme"
+              />
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+        </activity>
+        <activity android:name=".DirectoryPickerActivity"
+            android:theme="@style/LaunchTheme"
+            android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
+            android:hardwareAccelerated="true"
+            android:windowSoftInputMode="adjustResize"
+            />
+        <!-- Don't delete the meta-data below.
+             This is used by the Flutter tool to generate GeneratedPluginRegistrant.java -->
+        <meta-data
+            android:name="flutterEmbedding"
+            android:value="2" />
+    </application>
+    <!-- Required to query activities that can process text, see:
+         https://developer.android.com/training/package-visibility and
+         https://developer.android.com/reference/android/content/Intent#ACTION_PROCESS_TEXT.
+
+         In particular, this is used by the Flutter engine in io.flutter.plugin.text.ProcessTextPlugin. -->
+    <queries>
+        <intent>
+            <action android:name="android.intent.action.PROCESS_TEXT"/>
+            <data android:mimeType="text/plain"/>
+        </intent>
+    </queries>
+</manifest>

android/app/src/main/kotlin/com/github/wgh136/venera/DocumentPickActivity.kt

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+package com.github.wgh136.venera
+
+import android.app.Instrumentation
+import android.content.Intent
+import android.net.Uri
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.result.ActivityResult
+import androidx.activity.result.contract.ActivityResultContracts
+
+class DirectoryPickerActivity : ComponentActivity() {
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        val intent = Intent(Intent.ACTION_OPEN_DOCUMENT_TREE)
+        intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION or Intent.FLAG_GRANT_PERSISTABLE_URI_PERMISSION)
+        resultLauncher.launch(intent)
+    }
+
+    private val resultLauncher = registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result: ActivityResult ->
+        val returnIntent = Intent()
+        if (result.resultCode == RESULT_OK) {
+            val uri: Uri? = result.data?.data
+            if (uri != null) {
+                contentResolver.takePersistableUriPermission(uri, Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION)
+                returnIntent.putExtra("directoryUri", uri.toString())
+            }
+        }
+        setResult(RESULT_OK, returnIntent)
+        finish()
+    }
+}

android/app/src/main/kotlin/com/github/wgh136/venera/MainActivity.kt

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+package com.github.wgh136.venera
+
+import android.app.Activity
+import android.content.ContentResolver
+import android.content.Intent
+import android.net.Uri
+import android.os.Environment
+import android.view.KeyEvent
+import io.flutter.embedding.android.FlutterActivity
+import io.flutter.embedding.engine.FlutterEngine
+import io.flutter.plugin.common.EventChannel
+import io.flutter.plugin.common.MethodChannel
+import io.flutter.plugins.GeneratedPluginRegistrant
+import java.io.File
+import java.io.FileOutputStream
+import java.io.InputStream
+import java.io.OutputStream
+import java.lang.Exception
+
+class MainActivity : FlutterActivity() {
+    var volumeListen = VolumeListen()
+    var listening = false
+
+    private val pickDirectoryCode = 1
+
+    private lateinit var result: MethodChannel.Result
+
+    override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
+        super.onActivityResult(requestCode, resultCode, data)
+        if (requestCode == pickDirectoryCode && resultCode == Activity.RESULT_OK) {
+            val pickedDirectoryUri = data?.getStringExtra("directoryUri")
+            if (pickedDirectoryUri == null) {
+                result.success(null)
+            }
+            val uri = Uri.parse(pickedDirectoryUri)
+            Thread {
+                try {
+                    result.success(onPickedDirectory(uri))
+                }
+                catch (e: Exception) {
+                    result.error("Failed to Copy Files", e.toString(), null)
+                }
+            }.start()
+        }
+    }
+
+    override fun configureFlutterEngine(flutterEngine: FlutterEngine) {
+        GeneratedPluginRegistrant.registerWith(flutterEngine)
+        MethodChannel(
+            flutterEngine.dartExecutor.binaryMessenger,
+            "venera/method_channel"
+        ).setMethodCallHandler { call, res ->
+            when (call.method) {
+                "getProxy" -> res.success(getProxy())
+                "setScreenOn" -> {
+                    val set = call.argument<Boolean>("set") ?: false
+                    if (set) {
+                        window.addFlags(android.view.WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
+                    } else {
+                        window.clearFlags(android.view.WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON)
+                    }
+                    res.success(null)
+                }
+                "getDirectoryPath" -> {
+                    this.result = res
+                    val intent = Intent(this, DirectoryPickerActivity::class.java)
+                    startActivityForResult(intent, pickDirectoryCode)
+                }
+                else -> res.notImplemented()
+            }
+        }
+
+        val channel = EventChannel(flutterEngine.dartExecutor.binaryMessenger, "venera/volume")
+        channel.setStreamHandler(
+            object : EventChannel.StreamHandler {
+                override fun onListen(arguments: Any?, events: EventChannel.EventSink) {
+                    listening = true
+                    volumeListen.onUp = {
+                        events.success(1)
+                    }
+                    volumeListen.onDown = {
+                        events.success(2)
+                    }
+                }
+                override fun onCancel(arguments: Any?) {
+                    listening = false
+                }
+            })
+    }
+
+    private fun getProxy(): String {
+        val host = System.getProperty("http.proxyHost")
+        val port = System.getProperty("http.proxyPort")
+        return if (host != null && port != null) {
+            "$host:$port"
+        } else {
+            "No Proxy"
+        }
+    }
+
+    override fun onKeyDown(keyCode: Int, event: KeyEvent?): Boolean {
+        if(listening){
+            when (keyCode) {
+                KeyEvent.KEYCODE_VOLUME_DOWN -> {
+                    volumeListen.down()
+                    return true
+                }
+                KeyEvent.KEYCODE_VOLUME_UP -> {
+                    volumeListen.up()
+                    return true
+                }
+            }
+        }
+        return super.onKeyDown(keyCode, event)
+    }
+
+    /// copy the directory to tmp directory, return copied directory
+    private fun onPickedDirectory(uri: Uri): String {
+        val tempDir = File(context.getExternalFilesDir(Environment.DIRECTORY_DOCUMENTS), "tempDir")
+        if (!tempDir.exists()) {
+            tempDir.mkdirs()
+        }
+
+        val contentResolver: ContentResolver = context.contentResolver
+
+        val childrenUri = Uri.withAppendedPath(uri, "children")
+
+        contentResolver.query(childrenUri, null, null, null, null)?.use { cursor ->
+            while (cursor.moveToNext()) {
+                val documentId = cursor.getString(cursor.getColumnIndexOrThrow("_id"))
+                val fileUri = Uri.withAppendedPath(uri, documentId)
+
+                // 复制文件
+                val inputStream: InputStream? = contentResolver.openInputStream(fileUri)
+                val outputStream: OutputStream = FileOutputStream(File(tempDir, documentId))
+
+                inputStream?.use { input ->
+                    outputStream.use { output ->
+                        input.copyTo(output)
+                    }
+                }
+            }
+        }
+
+        return tempDir.absolutePath
+    }
+}
+
+class VolumeListen{
+    var onUp = fun() {}
+    var onDown = fun() {}
+    fun up(){
+        onUp()
+    }
+    fun down(){
+        onDown()
+    }
+}
+

android/app/src/main/res/drawable-v21/launch_background.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<!-- Modify this file to customize your launch splash screen -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="?android:colorBackground" />
+
+    <!-- You can insert your own image assets here -->
+    <!-- <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@mipmap/launch_image" />
+    </item> -->
+</layer-list>

android/app/src/main/res/drawable/launch_background.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<!-- Modify this file to customize your launch splash screen -->
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item android:drawable="@android:color/white" />
+
+    <!-- You can insert your own image assets here -->
+    <!-- <item>
+        <bitmap
+            android:gravity="center"
+            android:src="@mipmap/launch_image" />
+    </item> -->
+</layer-list>

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

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

android/app/src/main/res/values-night/styles.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is on -->
+    <style name="LaunchTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <!-- Show a splash screen on the activity. Automatically removed when
+             the Flutter engine draws its first frame -->
+        <item name="android:windowBackground">@drawable/launch_background</item>
+    </style>
+    <!-- Theme applied to the Android Window as soon as the process has started.
+         This theme determines the color of the Android Window while your
+         Flutter UI initializes, as well as behind your Flutter UI while its
+         running.
+
+         This Theme is only used starting with V2 of Flutter's Android embedding. -->
+    <style name="NormalTheme" parent="@android:style/Theme.Black.NoTitleBar">
+        <item name="android:windowBackground">?android:colorBackground</item>
+    </style>
+</resources>

android/app/src/main/res/values/styles.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- Theme applied to the Android Window while the process is starting when the OS's Dark Mode setting is off -->
+    <style name="LaunchTheme" parent="@android:style/Theme.Light.NoTitleBar">
+        <!-- Show a splash screen on the activity. Automatically removed when
+             the Flutter engine draws its first frame -->
+        <item name="android:windowBackground">@drawable/launch_background</item>
+    </style>
+    <!-- Theme applied to the Android Window as soon as the process has started.
+         This theme determines the color of the Android Window while your
+         Flutter UI initializes, as well as behind your Flutter UI while its
+         running.
+
+         This Theme is only used starting with V2 of Flutter's Android embedding. -->
+    <style name="NormalTheme" parent="@android:style/Theme.Light.NoTitleBar">
+        <item name="android:windowBackground">?android:colorBackground</item>
+    </style>
+</resources>

android/app/src/profile/AndroidManifest.xml

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+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+    <!-- The INTERNET permission is required for development. Specifically,
+         the Flutter tool needs it to communicate with the running application
+         to allow setting breakpoints, to provide hot reload, etc.
+    -->
+    <uses-permission android:name="android.permission.INTERNET"/>
+</manifest>

android/build.gradle

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+allprojects {
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+
+rootProject.buildDir = "../build"
+subprojects {
+    project.buildDir = "${rootProject.buildDir}/${project.name}"
+}
+subprojects {
+    project.evaluationDependsOn(":app")
+}
+
+tasks.register("clean", Delete) {
+    delete rootProject.buildDir
+}

android/gradle.properties

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+org.gradle.jvmargs=-Xmx4G -XX:+HeapDumpOnOutOfMemoryError
+android.useAndroidX=true
+android.enableJetifier=true
+android.defaults.buildfeatures.buildconfig=true
+android.nonTransitiveRClass=false
+android.nonFinalResIds=false

android/gradle/wrapper/gradle-wrapper.properties

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+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.2-all.zip

android/settings.gradle

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+pluginManagement {
+    def flutterSdkPath = {
+        def properties = new Properties()
+        file("local.properties").withInputStream { properties.load(it) }
+        def flutterSdkPath = properties.getProperty("flutter.sdk")
+        assert flutterSdkPath != null, "flutter.sdk not set in local.properties"
+        return flutterSdkPath
+    }()
+
+    includeBuild("$flutterSdkPath/packages/flutter_tools/gradle")
+
+    repositories {
+        google()
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
+
+plugins {
+    id "dev.flutter.flutter-plugin-loader" version "1.0.0"
+    id "com.android.application" version '8.2.1' apply false
+    id "org.jetbrains.kotlin.android" version "1.7.10" apply false
+}
+
+include ":app"