fix: remove proprietary classes from build

- remove the proprietary classes from build
- second try

Signed-off-by: TheOneWithTheBraid <the-one@with-the-braid.cf>

scripts/enable-android-google-services.patch

@@ -1,88 +1,110 @@
-diff --git a/android/app/build.gradle b/android/app/build.gradle
-index ad9ffb87..37baafb1 100644
---- a/android/app/build.gradle
-+++ b/android/app/build.gradle
-@@ -44,7 +44,7 @@ android {
- 
-     defaultConfig {
-         applicationId "chat.fluffy.fluffychat"
--        minSdkVersion 16
-+        minSdkVersion 19
-         targetSdkVersion 30
-         versionCode flutterVersionCode.toInteger()
-         versionName flutterVersionName
-@@ -78,8 +78,8 @@ flutter {
- 
- dependencies {
-     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
--    //implementation 'com.google.firebase:firebase-messaging:19.0.1' // Workaround for https://github.com/microg/android_packages_apps_GmsCore/issues/313#issuecomment-617651698
-+    implementation 'com.google.firebase:firebase-messaging:19.0.1' // Workaround for https://github.com/microg/android_packages_apps_GmsCore/issues/313#issuecomment-617651698
-     implementation 'androidx.multidex:multidex:2.0.1'
- }
- 
--//apply plugin: 'com.google.gms.google-services'
-+apply plugin: 'com.google.gms.google-services'
-diff --git a/android/app/src/main/kotlin/chat/fluffy/fluffychat/FcmPushService.kt b/android/app/src/main/kotlin/chat/fluffy/fluffychat/FcmPushService.kt
-index d9930f55..510e9845 100644
---- a/android/app/src/main/kotlin/chat/fluffy/fluffychat/FcmPushService.kt
-+++ b/android/app/src/main/kotlin/chat/fluffy/fluffychat/FcmPushService.kt
-@@ -1,4 +1,4 @@
--/*package chat.fluffy.fluffychat
-+package chat.fluffy.fluffychat
- 
- import com.famedly.fcm_shared_isolate.FcmSharedIsolateService
- 
-@@ -33,4 +33,3 @@ class FcmPushService : FcmSharedIsolateService() {
+diff --git b/android/app/build.gradle a/android/app/build.gradle
+index 001fbd72..3a1f9293 100644
+--- b/android/app/build.gradle
++++ a/android/app/build.gradle
+@@ -68,6 +68,10 @@ android {
+         }
+         release {
+             signingConfig signingConfigs.release
++            minifyEnabled false
++            shrinkResources false
++
++            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
          }
      }
  }
--*/
-\ No newline at end of file
-diff --git a/android/build.gradle b/android/build.gradle
-index 85aa8647..3b7e09e7 100644
---- a/android/build.gradle
-+++ b/android/build.gradle
-@@ -8,7 +8,7 @@ buildscript {
-     dependencies {
-         classpath 'com.android.tools.build:gradle:4.2.1'
-         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
--        //classpath 'com.google.gms:google-services:4.3.8'
-+        classpath 'com.google.gms:google-services:4.3.8'
-     }
+@@ -79,6 +83,9 @@ flutter {
+ dependencies {
+     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+     //implementation 'com.google.firebase:firebase-messaging:19.0.1' // Workaround for https://github.com/microg/android_packages_apps_GmsCore/issues/313#issuecomment-617651698
++    testImplementation 'junit:junit:4.12'
++    androidTestImplementation 'androidx.test:runner:1.1.1'
++    androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1'
+     implementation 'androidx.multidex:multidex:2.0.1'
  }
  
-diff --git a/lib/utils/background_push.dart b/lib/utils/background_push.dart
-index 00ca2aaa..8bb8a156 100644
---- a/lib/utils/background_push.dart
-+++ b/lib/utils/background_push.dart
-@@ -39,7 +39,7 @@ import '../config/setting_keys.dart';
- import 'famedlysdk_store.dart';
- import 'platform_infos.dart';
+diff --git b/android/app/proguard-rules.pro a/android/app/proguard-rules.pro
+new file mode 100644
+index 00000000..40570865
+--- /dev/null
++++ a/android/app/proguard-rules.pro
+@@ -0,0 +1,41 @@
++-optimizationpasses 5
++## Flutter wrapper
++-keep class io.flutter.app.** { *; }
++-keep class io.flutter.plugin.**  { *; }
++-keep class io.flutter.util.**  { *; }
++-keep class io.flutter.view.**  { *; }
++-keep class io.flutter.**  { *; }
++-keep class io.flutter.plugins.**  { *; }
++-dontwarn io.flutter.embedding.**
++
++##---------------Begin: proguard configuration for Gson (Needed for flutter_local_notifications)  ----------
++# Gson uses generic type information stored in a class file when working with fields. Proguard
++# removes such information by default, so configure it to keep all of it.
++-keepattributes Signature
++
++# For using GSON @Expose annotation
++-keepattributes *Annotation*
++
++# Gson specific classes
++-dontwarn sun.misc.**
++
++# Application classes that will be serialized/deserialized over Gson
++-keep class com.google.gson.examples.android.model.** { <fields>; }
++
++# Prevent proguard from stripping interface information from TypeAdapter, TypeAdapterFactory,
++# JsonSerializer, JsonDeserializer instances (so they can be used in @JsonAdapter)
++-keep class * extends com.google.gson.TypeAdapter
++-keep class * implements com.google.gson.TypeAdapterFactory
++-keep class * implements com.google.gson.JsonSerializer
++-keep class * implements com.google.gson.JsonDeserializer
++
++# Prevent R8 from leaving Data object members always null
++-keepclassmembers,allowobfuscation class * {
++  @com.google.gson.annotations.SerializedName <fields>;
++}
++
++# Retain generic signatures of TypeToken and its subclasses with R8 version 3.0 and higher.
++-keep,allowobfuscation,allowshrinking class com.google.gson.reflect.TypeToken
++-keep,allowobfuscation,allowshrinking class * extends com.google.gson.reflect.TypeToken
++
++##---------------End: proguard configuration for Gson (Needed for flutter_local_notifications)  ----------
+\ No newline at end of file
+diff --git b/android/app/src/main/kotlin/chat/fluffy/fluffychat/MainActivity.kt a/android/app/src/main/kotlin/chat/fluffy/fluffychat/MainActivity.kt
+index 1afc4606..894d1571 100644
+--- b/android/app/src/main/kotlin/chat/fluffy/fluffychat/MainActivity.kt
++++ a/android/app/src/main/kotlin/chat/fluffy/fluffychat/MainActivity.kt
+@@ -7,13 +7,11 @@ import android.content.Context
+ import androidx.multidex.MultiDex
  
--//import 'package:fcm_shared_isolate/fcm_shared_isolate.dart';
-+import 'package:fcm_shared_isolate/fcm_shared_isolate.dart';
+ class MainActivity : FlutterActivity() {
+-
+     override fun attachBaseContext(base: Context) {
+         super.attachBaseContext(base)
+         MultiDex.install(this)
+     }
  
- class NoTokenException implements Exception {
-   String get cause => 'Cannot get firebase token';
-@@ -65,7 +65,7 @@ class BackgroundPush {
- 
-   final pendingTests = <String, Completer<void>>{};
- 
--  final dynamic firebase = null; //FcmSharedIsolate();
-+  final dynamic firebase = FcmSharedIsolate();
- 
-   DateTime? lastReceivedPush;
- 
-diff --git a/pubspec.yaml b/pubspec.yaml
-index c6295788..8dd17ce4 100644
---- a/pubspec.yaml
-+++ b/pubspec.yaml
-@@ -24,7 +24,7 @@ dependencies:
-   email_validator: ^2.0.1
-   emoji_picker_flutter: ^1.1.2
-   encrypt: ^5.0.1
--  #fcm_shared_isolate: ^0.1.0
-+  fcm_shared_isolate: ^0.1.0
-   file_picker_cross: ^4.6.0
-   flutter:
-     sdk: flutter
+-
+     override fun provideFlutterEngine(context: Context): FlutterEngine? {
+         return provideEngine(this)
+     }
+diff --git b/pubspec.lock a/pubspec.lock
+index 9bb85c04..3e6c42df 100644
+--- b/pubspec.lock
++++ a/pubspec.lock
+@@ -1592,11 +1592,9 @@ packages:
+   snapping_sheet:
+     dependency: "direct main"
+     description:
+-      path: "."
+-      ref: listenable
+-      resolved-ref: "2d9f2a40590c13aadfd226c2e41b08e155e6a92e"
+-      url: "https://github.com/TheOneWithTheBraid/snapping_sheet.git"
+-    source: git
++      name: snapping_sheet
++      url: "https://pub.dartlang.org"
++    source: hosted
+     version: "3.1.0"
+   source_map_stack_trace:
+     dependency: transitive