rpc for android

.gitattributes

@@ -1,4 +1,5 @@
 lib/apis/* linguist-generated
 pkg/apis/* linguist-generated
+android/src/main/java/org/memelabs/protobuf/rpc/* linguist-generated
 go.sum linguist-generated
 package-lock.json linguist-generated

.github/workflows/android_build.yaml

@@ -0,0 +1,19 @@
+name: Android CI
+
+on:
+  push:
+    paths:
+      - 'android/'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up JDK 15
+        uses: actions/setup-java@v1
+        with:
+          java-version: 15
+      - name: Build with Gradle
+        run: ./gradlew build

.github/workflows/publish.yaml

@@ -1,4 +1,7 @@
-on: push
+on:
+  push:
+    paths:
+      - 'package.json'
 
 jobs:
   publish:

.gitignore

@@ -1,2 +1,5 @@
 node_modules
+.idea/
 lib
+**/build/
+.gradle/

android/build.gradle

@@ -0,0 +1,66 @@
+plugins {
+    id 'com.android.library'
+    id 'kotlin-android'
+    id 'com.squareup.wire'
+}
+
+wire {
+    sourcePath {
+        srcDir '../proto'
+    }
+
+    kotlin {
+        out = 'src/main/java'
+    }
+}
+
+task deleteCodeGen(type: Exec) {
+    workingDir "../"
+    commandLine "hack/delete.bash"
+}
+
+generateProtos.finalizedBy deleteCodeGen
+
+android {
+    compileSdkVersion 30
+    buildToolsVersion "30.0.3"
+
+    defaultConfig {
+        minSdkVersion 23
+        targetSdkVersion 30
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+    kotlinOptions {
+        jvmTarget = '1.8'
+    }
+}
+
+dependencies {
+    implementation 'androidx.core:core-ktx:1.3.2'
+    implementation 'androidx.appcompat:appcompat:1.2.0'
+    implementation 'com.google.android.material:material:1.3.0'
+
+    implementation 'com.squareup.wire:wire-runtime:3.6.0'
+    implementation 'com.squareup.wire:wire-grpc-client:3.6.0'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.9'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.9'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-test:1.3.9'
+
+    testImplementation 'junit:junit:4.13.1'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.2'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
+}

android/proguard-rules.pro

@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

android/src/main/AndroidManifest.xml

@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="org.memelabs.protobuf.rpc">
+
+    <application android:allowBackup="true" />
+
+</manifest>