added android folder

android/app/build.gradle

@@ -0,0 +1,208 @@
+/*
+ * Copyright 2019 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import groovy.xml.MarkupBuilder
+
+plugins {
+    id 'com.android.application'
+}
+
+def twaManifest = [
+    applicationId: 'io.github.gurumaxi.twa',
+    hostName: 'gurumaxi.github.io', // The domain being opened in the TWA.
+    launchUrl: '/wattastisch/', // The start path for the TWA. Must be relative to the domain.
+    name: 'Wattastisch | Wattblock', // The application name.
+    launcherName: 'Wattastisch', // The name shown on the Android Launcher.
+    themeColor: '#687122', // The color used for the status bar.
+    themeColorDark: '#000000', // The color used for the dark status bar.
+    navigationColor: '#000000', // The color used for the navigation bar.
+    navigationColorDark: '#000000', // The color used for the dark navbar.
+    navigationDividerColor: '#000000', // The navbar divider color.
+    navigationDividerColorDark: '#000000', // The dark navbar divider color.
+    backgroundColor: '#687122', // The color used for the splash screen background.
+    enableNotifications: true, // Set to true to enable notification delegation.
+    // Every shortcut must include the following fields:
+    // - name: String that will show up in the shortcut.
+    // - short_name: Shorter string used if |name| is too long.
+    // - url: Absolute path of the URL to launch the app with (e.g '/create').
+    // - icon: Name of the resource in the drawable folder to use as an icon.
+    shortcuts: [],
+    // The duration of fade out animation in milliseconds to be played when removing splash screen.
+    splashScreenFadeOutDuration: 300,
+    generatorApp: 'bubblewrap-cli', // Application that generated the Android Project
+    // The fallback strategy for when Trusted Web Activity is not available. Possible values are
+    // 'customtabs' and 'webview'.
+    fallbackType: 'customtabs',
+    enableSiteSettingsShortcut: 'true',
+    orientation: 'default',
+]
+
+android {
+    compileSdkVersion 33
+    defaultConfig {
+        applicationId "io.github.gurumaxi.twa"
+        minSdkVersion 19
+        targetSdkVersion 33
+        versionCode 5
+        versionName "5"
+
+        // The name for the application
+        resValue "string", "appName", twaManifest.name
+
+        // The name for the application on the Android Launcher
+        resValue "string", "launcherName", twaManifest.launcherName
+
+        // The URL that will be used when launching the TWA from the Android Launcher
+        def launchUrl = "https://" + twaManifest.hostName + twaManifest.launchUrl
+        resValue "string", "launchUrl", launchUrl
+
+
+            // The URL the Web Manifest for the Progressive Web App that the TWA points to. This
+            // is used by Chrome OS and Meta Quest to open the Web version of the PWA instead of
+            // the TWA, as it will probably give a better user experience for non-mobile devices.
+            resValue "string", "webManifestUrl", 'https://gurumaxi.github.io/wattastisch/manifest.json'
+
+
+
+            // This is used by Meta Quest.
+            resValue "string", "fullScopeUrl", 'https://gurumaxi.github.io/wattastisch/'
+
+
+
+
+        // The hostname is used when building the intent-filter, so the TWA is able to
+        // handle Intents to open host url of the application.
+        resValue "string", "hostName", twaManifest.hostName
+
+        // This attribute sets the status bar color for the TWA. It can be either set here or in
+        // `res/values/colors.xml`. Setting in both places is an error and the app will not
+        // compile. If not set, the status bar color defaults to #FFFFFF - white.
+        resValue "color", "colorPrimary", twaManifest.themeColor
+
+        // This attribute sets the dark status bar color for the TWA. It can be either set here or in
+        // `res/values/colors.xml`. Setting in both places is an error and the app will not
+        // compile. If not set, the status bar color defaults to #000000 - white.
+        resValue "color", "colorPrimaryDark", twaManifest.themeColorDark
+
+        // This attribute sets the navigation bar color for the TWA. It can be either set here or
+        // in `res/values/colors.xml`. Setting in both places is an error and the app will not
+        // compile. If not set, the navigation bar color defaults to #FFFFFF - white.
+        resValue "color", "navigationColor", twaManifest.navigationColor
+
+        // This attribute sets the dark navigation bar color for the TWA. It can be either set here
+        // or in `res/values/colors.xml`. Setting in both places is an error and the app will not
+        // compile. If not set, the navigation bar color defaults to #000000 - black.
+        resValue "color", "navigationColorDark", twaManifest.navigationColorDark
+
+        // This attribute sets the navbar divider color for the TWA. It can be either 
+        // set here or in `res/values/colors.xml`. Setting in both places is an error and the app 
+        // will not compile. If not set, the divider color defaults to #00000000 - transparent.
+        resValue "color", "navigationDividerColor", twaManifest.navigationDividerColor
+
+        // This attribute sets the dark navbar divider color for the TWA. It can be either 
+        // set here or in `res/values/colors.xml`. Setting in both places is an error and the 
+        //app will not compile. If not set, the divider color defaults to #000000 - black.
+        resValue "color", "navigationDividerColorDark", twaManifest.navigationDividerColorDark
+
+        // Sets the color for the background used for the splash screen when launching the
+        // Trusted Web Activity.
+        resValue "color", "backgroundColor", twaManifest.backgroundColor
+
+        // Defines a provider authority for the Splash Screen
+        resValue "string", "providerAuthority", twaManifest.applicationId + '.fileprovider'
+
+        // The enableNotification resource is used to enable or disable the
+        // TrustedWebActivityService, by changing the android:enabled and android:exported
+        // attributes
+        resValue "bool", "enableNotification", twaManifest.enableNotifications.toString()
+
+        twaManifest.shortcuts.eachWithIndex { shortcut, index ->
+            resValue "string", "shortcut_name_$index", "$shortcut.name"
+            resValue "string", "shortcut_short_name_$index", "$shortcut.short_name"
+        }
+
+        // The splashScreenFadeOutDuration resource is used to set the duration of fade out animation in milliseconds
+        // to be played when removing splash screen. The default is 0 (no animation).
+        resValue "integer", "splashScreenFadeOutDuration", twaManifest.splashScreenFadeOutDuration.toString()
+
+        resValue "string", "generatorApp", twaManifest.generatorApp
+
+        resValue "string", "fallbackType", twaManifest.fallbackType
+
+        resValue "bool", "enableSiteSettingsShortcut", twaManifest.enableSiteSettingsShortcut
+        resValue "string", "orientation", twaManifest.orientation
+    }
+    buildTypes {
+        release {
+            minifyEnabled true
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+    lintOptions {
+        checkReleaseBuilds false
+    }
+}
+
+task generateShorcutsFile {
+    assert twaManifest.shortcuts.size() < 5, "You can have at most 4 shortcuts."
+    twaManifest.shortcuts.eachWithIndex { s, i ->
+        assert s.name != null, 'Missing `name` in shortcut #' + i
+        assert s.short_name != null, 'Missing `short_name` in shortcut #' + i
+        assert s.url != null, 'Missing `icon` in shortcut #' + i
+        assert s.icon != null, 'Missing `url` in shortcut #' + i
+    }
+
+    def shortcutsFile = new File("$projectDir/src/main/res/xml", "shortcuts.xml")
+
+    def xmlWriter = new StringWriter()
+    def xmlMarkup = new MarkupBuilder(new IndentPrinter(xmlWriter, "    ", true))
+
+    xmlMarkup
+        .'shortcuts'('xmlns:android': 'http://schemas.android.com/apk/res/android') {
+            twaManifest.shortcuts.eachWithIndex { s, i ->
+                'shortcut'(
+                        'android:shortcutId': 'shortcut' + i,
+                        'android:enabled': 'true',
+                        'android:icon': '@drawable/' + s.icon,
+                        'android:shortcutShortLabel': '@string/shortcut_short_name_' + i,
+                        'android:shortcutLongLabel': '@string/shortcut_name_' + i) {
+                    'intent'(
+                            'android:action': 'android.intent.action.MAIN',
+                            'android:targetPackage': twaManifest.applicationId,
+                            'android:targetClass': twaManifest.applicationId + '.LauncherActivity',
+                            'android:data': s.url)
+                    'categories'('android:name': 'android.intent.category.LAUNCHER')
+                }
+            }
+        }
+    shortcutsFile.text = xmlWriter.toString() + '\n'
+}
+
+preBuild.dependsOn(generateShorcutsFile)
+
+repositories {
+
+}
+
+dependencies {
+    implementation fileTree(include: ['*.jar'], dir: 'libs')
+
+        implementation 'com.google.androidbrowserhelper:androidbrowserhelper:2.5.0'
+
+}

android/app/src/main/AndroidManifest.xml

@@ -0,0 +1,185 @@
+<!--
+    Copyright 2019 Google Inc. All Rights Reserved.
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+         http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<!-- The "package" attribute is rewritten by the Gradle build with the value of applicationId.
+     It is still required here, as it is used to derive paths, for instance when referring
+     to an Activity by ".MyActivity" instead of the full name. If more Activities are added to the
+     application, the package attribute will need to reflect the correct path in order to use
+     the abbreviated format. -->
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="io.github.gurumaxi.twa">
+
+
+        <uses-permission android:name="android.permission.POST_NOTIFICATIONS"/>
+
+
+
+
+
+
+
+
+    <application
+        android:name="Application"
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/appName"
+
+        android:manageSpaceActivity="com.google.androidbrowserhelper.trusted.ManageDataLauncherActivity"
+
+        android:supportsRtl="true"
+        android:theme="@android:style/Theme.Translucent.NoTitleBar">
+
+        <meta-data
+            android:name="asset_statements"
+            android:resource="@string/assetStatements" />
+
+
+            <meta-data
+                android:name="web_manifest_url"
+                android:value="@string/webManifestUrl" />
+
+
+        <meta-data
+            android:name="twa_generator"
+            android:value="@string/generatorApp" />
+
+
+
+
+
+
+            <activity android:name="com.google.androidbrowserhelper.trusted.ManageDataLauncherActivity">
+            <meta-data
+                android:name="android.support.customtabs.trusted.MANAGE_SPACE_URL"
+                android:value="@string/launchUrl" />
+            </activity>
+
+
+        <activity android:name="LauncherActivity"
+            android:alwaysRetainTaskState="true"
+            android:label="@string/launcherName"
+            android:exported="true">
+            <meta-data android:name="android.support.customtabs.trusted.DEFAULT_URL"
+                android:value="@string/launchUrl" />
+
+            <meta-data
+                android:name="android.support.customtabs.trusted.STATUS_BAR_COLOR"
+                android:resource="@color/colorPrimary" />
+
+            <meta-data
+                android:name="android.support.customtabs.trusted.STATUS_BAR_COLOR_DARK"
+                android:resource="@color/colorPrimaryDark" />
+
+            <meta-data
+                android:name="android.support.customtabs.trusted.NAVIGATION_BAR_COLOR"
+                android:resource="@color/navigationColor" />
+
+            <meta-data
+                android:name="android.support.customtabs.trusted.NAVIGATION_BAR_COLOR_DARK"
+                android:resource="@color/navigationColorDark" />
+
+            <meta-data
+                android:name="androix.browser.trusted.NAVIGATION_BAR_DIVIDER_COLOR"
+                android:resource="@color/navigationDividerColor" />
+
+            <meta-data
+                android:name="androix.browser.trusted.NAVIGATION_BAR_DIVIDER_COLOR_DARK"
+                android:resource="@color/navigationDividerColorDark" />
+
+            <meta-data android:name="android.support.customtabs.trusted.SPLASH_IMAGE_DRAWABLE"
+                android:resource="@drawable/splash"/>
+
+            <meta-data android:name="android.support.customtabs.trusted.SPLASH_SCREEN_BACKGROUND_COLOR"
+                android:resource="@color/backgroundColor"/>
+
+            <meta-data android:name="android.support.customtabs.trusted.SPLASH_SCREEN_FADE_OUT_DURATION"
+                android:value="@integer/splashScreenFadeOutDuration"/>
+
+            <meta-data android:name="android.support.customtabs.trusted.FILE_PROVIDER_AUTHORITY"
+                android:value="@string/providerAuthority"/>
+
+            <meta-data android:name="android.app.shortcuts" android:resource="@xml/shortcuts" />
+
+            <meta-data android:name="android.support.customtabs.trusted.FALLBACK_STRATEGY"
+                android:value="@string/fallbackType" />
+
+
+
+
+
+            <meta-data android:name="android.support.customtabs.trusted.SCREEN_ORIENTATION"
+                android:value="@string/orientation"/>
+
+
+
+
+
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+
+            <intent-filter android:autoVerify="true">
+                <action android:name="android.intent.action.VIEW"/>
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.BROWSABLE"/>
+                <data android:scheme="https"
+                    android:host="@string/hostName"/>
+            </intent-filter>
+
+
+        </activity>
+
+        <activity android:name="com.google.androidbrowserhelper.trusted.FocusActivity" />
+
+        <activity android:name="com.google.androidbrowserhelper.trusted.WebViewFallbackActivity"
+            android:configChanges="orientation|screenSize" />
+
+        <provider
+            android:name="androidx.core.content.FileProvider"
+            android:authorities="@string/providerAuthority"
+            android:grantUriPermissions="true"
+            android:exported="false">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/filepaths" />
+        </provider>
+
+        <service
+            android:name=".DelegationService"
+            android:enabled="@bool/enableNotification"
+            android:exported="@bool/enableNotification">
+
+
+                <meta-data
+                    android:name="android.support.customtabs.trusted.SMALL_ICON"
+                    android:resource="@drawable/ic_notification_icon" />
+
+
+            <intent-filter>
+                <action android:name="android.support.customtabs.trusted.TRUSTED_WEB_ACTIVITY_SERVICE"/>
+                <category android:name="android.intent.category.DEFAULT"/>
+            </intent-filter>
+        </service>
+
+
+            <activity android:name="com.google.androidbrowserhelper.trusted.NotificationPermissionRequestActivity" />
+
+
+
+    </application>
+</manifest>