Initial commit of functions sample.

Change-Id: Ibf330d8e6699922c8ac906b12dbd39b41a6ffec7

README.md

@@ -24,6 +24,7 @@ the sample you wish to run.
 - [Crash](crash/README.md)
 - [Database](database/README.md)
 - [Firestore](firestore/README.md)
+- [Functions](functions/README.md)
 - [Dynamic Links](dynamiclinks/README.md)
 - [Invites](invites/README.md)
 - [Messaging](messaging/README.md)

build.sh

@@ -22,6 +22,7 @@ cp mock-google-services.json crash/app/google-services.json
 cp mock-google-services.json database/app/google-services.json
 cp mock-google-services.json dynamiclinks/app/google-services.json
 cp mock-google-services.json firestore/app/google-services.json
+cp mock-google-services.json functions/app/google-services.json
 cp mock-google-services.json invites/app/google-services.json
 cp mock-google-services.json perf/app/google-services.json
 cp mock-google-services.json messaging/app/google-services.json

functions/.gitignore

@@ -0,0 +1,2 @@
+/build
+.firebaserc

functions/README.md

@@ -0,0 +1,61 @@
+Firebase Functions Quickstart
+=============================
+
+Introduction
+------------
+
+This quickstart demontstrates **Callable Functions** which are HTTPS Cloud Functions
+that can be invoked directly from your mobile application.
+
+- [Read more about callable functions](https://firebase.google.com/docs/functions/callable)
+
+Getting Started
+---------------
+
+- [Add Firebase to your Android Project](https://firebase.google.com/docs/android/setup).
+- Deploy the provided cloud functions:
+
+  ```bash
+  # Move to the `functions` subdirectory of quickstart-android
+  cd functions
+
+  # Install all of the dependencies of the cloud functions
+  cd functions
+  npm install
+  cd ../
+
+  # Deploy functions to your Firebase project
+  firebase --project=YOUR_PROJECT_ID deploy --only functions
+  ```
+
+- Run the sample on Android device or emulator.
+
+Screenshots
+-----------
+<img src="app/src/screen.png" height="534" width="300"/>
+
+Support
+-------
+
+- [Stack Overflow](https://stackoverflow.com/questions/tagged/firebase-crash-reporting)
+- [Firebase Support](https://firebase.google.com/support/)
+
+License
+-------
+
+Copyright 2018 Google, Inc.
+
+Licensed to the Apache Software Foundation (ASF) under one or more contributor
+license agreements.  See the NOTICE file distributed with this work for
+additional information regarding copyright ownership.  The ASF licenses this
+file to you 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.

functions/app/.gitignore

@@ -0,0 +1 @@
+/build

functions/app/build.gradle

@@ -0,0 +1,47 @@
+apply plugin: 'com.android.application'
+check.dependsOn 'assembleDebugAndroidTest'
+
+android {
+    compileSdkVersion 27
+    buildToolsVersion '27.0.2'
+
+    defaultConfig {
+        applicationId "com.google.samples.quickstart.functions"
+        minSdkVersion 16
+        targetSdkVersion 27
+        versionCode 1
+        versionName "1.0"
+        testInstrumentationRunner 'android.support.test.runner.AndroidJUnitRunner'
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled true
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+configurations.all {
+    resolutionStrategy.force 'com.android.support:support-annotations:27.1.0'
+}
+
+dependencies {
+    compile 'com.android.support:support-v4:27.1.0'
+    compile 'com.android.support:appcompat-v7:27.1.0'
+    compile 'com.android.support:design:27.1.0'
+    compile 'com.android.support:customtabs:27.1.0'
+    compile 'com.android.support:cardview-v7:27.1.0'
+
+    compile 'com.google.firebase:firebase-functions:12.0.0'
+
+    compile 'com.firebaseui:firebase-ui-auth:3.2.2'
+    compile 'com.google.firebase:firebase-auth:12.0.0'
+    compile 'com.google.android.gms:play-services-auth:12.0.0'
+
+    testCompile 'junit:junit:4.12'
+    androidTestCompile 'com.android.support.test.espresso:espresso-core:3.0.1'
+    androidTestCompile 'com.android.support.test:runner:1.0.1'
+}
+
+apply plugin: 'com.google.gms.google-services'

functions/app/proguard-rules.pro

@@ -0,0 +1,25 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in ${sdk.dir}/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# 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 *;
+#}
+
+-keepattributes EnclosingMethod
+-keepattributes InnerClasses
+
+-dontwarn org.xmlpull.v1.**
+-dontnote org.xmlpull.v1.**
+-keep class org.xmlpull.** { *; }
+-keepclassmembers class org.xmlpull.** { *; }

functions/app/src/androidTest/java/com/google/samples/quickstart/functions/MainActivityTest.java

@@ -0,0 +1,25 @@
+package com.google.samples.quickstart.functions;
+
+
+import android.support.test.rule.ActivityTestRule;
+import android.support.test.runner.AndroidJUnit4;
+import android.test.suitebuilder.annotation.LargeTest;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.assertTrue;
+
+@LargeTest
+@RunWith(AndroidJUnit4.class)
+public class MainActivityTest {
+
+    @Rule
+    public ActivityTestRule<MainActivity> mActivityTestRule = new ActivityTestRule<>(MainActivity.class);
+
+    @Test
+    public void mainActivityTest() {
+        assertTrue(1 + 1 == 2);
+    }
+}

functions/app/src/main/AndroidManifest.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+Copyright 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.
+-->
+
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.google.samples.quickstart.functions">
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme">
+        <activity android:name=".MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>