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Add remote config snippets from quickstart-android (#352)
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‎config/.gitignore

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/build

‎config/app/build.gradle

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plugins {
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id 'com.android.application'
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id 'org.jetbrains.kotlin.android'
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}
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android {
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compileSdk 32
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defaultConfig {
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applicationId "com.google.firebase.quickstart.config"
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minSdk 19
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targetSdk 32
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versionCode 1
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versionName "1.0"
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multiDexEnabled true
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testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
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}
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buildTypes {
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release {
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minifyEnabled false
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proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
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}
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}
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compileOptions {
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sourceCompatibility JavaVersion.VERSION_1_8
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targetCompatibility JavaVersion.VERSION_1_8
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}
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kotlinOptions {
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jvmTarget = '1.8'
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}
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}
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dependencies {
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implementation 'androidx.core:core-ktx:1.7.0'
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implementation 'androidx.appcompat:appcompat:1.4.1'
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implementation 'com.google.android.material:material:1.6.0'
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implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
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// Remote Config
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implementation "com.google.firebase:firebase-config-ktx:21.1.0"
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// For an optimal experience using Remote Config, add the Firebase SDK
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// for Google Analytics. This is recommended, but not required.
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implementation 'com.google.firebase:firebase-analytics-ktx:21.0.0'
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testImplementation 'junit:junit:4.13.2'
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androidTestImplementation 'androidx.test.ext:junit:1.1.3'
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androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
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}

‎config/app/proguard-rules.pro

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

‎config/app/src/androidTest/java/com/google/firebase/quickstart/config/ExampleInstrumentedTest.kt

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package com.google.firebase.quickstart.config
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import androidx.test.platform.app.InstrumentationRegistry
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import androidx.test.ext.junit.runners.AndroidJUnit4
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import org.junit.Test
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import org.junit.runner.RunWith
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import org.junit.Assert.assertEquals
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/**
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* Instrumented test, which will execute on an Android device.
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*
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* See [testing documentation](http://d.android.com/tools/testing).
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*/
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@RunWith(AndroidJUnit4::class)
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class ExampleInstrumentedTest {
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@Test
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fun useAppContext() {
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// Context of the app under test.
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val appContext = InstrumentationRegistry.getInstrumentation().targetContext
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assertEquals("com.google.firebase.quickstart.config", appContext.packageName)
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}
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}

‎config/app/src/main/AndroidManifest.xml

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="com.google.firebase.quickstart.config">
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<application
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android:allowBackup="true"
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android:icon="@mipmap/ic_launcher"
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android:label="@string/app_name"
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android:roundIcon="@mipmap/ic_launcher_round"
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android:supportsRtl="true"
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android:theme="@style/Theme.Snippetsandroid">
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<activity
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android:name=".MainActivity"
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android:exported="true">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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</application>
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</manifest>

‎config/app/src/main/java/com/google/firebase/quickstart/config/MainActivity.kt

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package com.google.firebase.quickstart.config
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import androidx.appcompat.app.AppCompatActivity
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import android.os.Bundle
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import android.util.Log
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import android.widget.Toast
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import com.google.firebase.ktx.Firebase
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import com.google.firebase.remoteconfig.FirebaseRemoteConfig
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import com.google.firebase.remoteconfig.ktx.get
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import com.google.firebase.remoteconfig.ktx.remoteConfig
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import com.google.firebase.remoteconfig.ktx.remoteConfigSettings
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class MainActivity : AppCompatActivity() {
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_main)
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// [START get_remote_config_instance]
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val remoteConfig: FirebaseRemoteConfig = Firebase.remoteConfig
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// [END get_remote_config_instance]
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// [START enable_dev_mode]
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val configSettings = remoteConfigSettings {
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minimumFetchIntervalInSeconds = 3600
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}
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remoteConfig.setConfigSettingsAsync(configSettings)
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// [END enable_dev_mode]
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// [START set_default_values]
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remoteConfig.setDefaultsAsync(R.xml.remote_config_defaults)
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// [END set_default_values]
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// [START fetch_config_with_callback]
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remoteConfig.fetchAndActivate()
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.addOnCompleteListener(this) { task ->
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if (task.isSuccessful) {
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val updated = task.result
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Log.d(TAG, "Config params updated: $updated")
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Toast.makeText(this, "Fetch and activate succeeded",
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Toast.LENGTH_SHORT).show()
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} else {
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Toast.makeText(this, "Fetch failed",
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Toast.LENGTH_SHORT).show()
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}
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displayWelcomeMessage()
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}
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// [END fetch_config_with_callback]
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}
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private fun displayWelcomeMessage() {
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val remoteConfig = Firebase.remoteConfig
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// [START get_config_values]
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val welcomeMessage = remoteConfig[WELCOME_MESSAGE_KEY].asString()
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// [END get_config_values]
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}
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companion object {
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private const val TAG = "MainActivity"
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// Remote Config keys
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private const val WELCOME_MESSAGE_KEY = "welcome_message"
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}
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}

‎config/app/src/main/java/com/google/firebase/quickstart/config/java/MainActivity.java

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package com.google.firebase.quickstart.config.java;
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import android.os.Bundle;
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import android.util.Log;
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import android.widget.Toast;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.appcompat.app.AppCompatActivity;
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import com.google.android.gms.tasks.OnCompleteListener;
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import com.google.android.gms.tasks.Task;
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import com.google.firebase.quickstart.config.R;
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import com.google.firebase.remoteconfig.FirebaseRemoteConfig;
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import com.google.firebase.remoteconfig.FirebaseRemoteConfigSettings;
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public class MainActivity extends AppCompatActivity {
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private static final String TAG = "MainActivity";
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// Remote Config keys
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private static final String WELCOME_MESSAGE_KEY = "welcome_message";
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@Override
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protected void onCreate(@Nullable Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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// [START get_remote_config_instance]
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FirebaseRemoteConfig mFirebaseRemoteConfig = FirebaseRemoteConfig.getInstance();
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// [END get_remote_config_instance]
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// [START enable_dev_mode]
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FirebaseRemoteConfigSettings configSettings = new FirebaseRemoteConfigSettings.Builder()
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.setMinimumFetchIntervalInSeconds(3600)
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.build();
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mFirebaseRemoteConfig.setConfigSettingsAsync(configSettings);
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// [END enable_dev_mode]
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// [START set_default_values]
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mFirebaseRemoteConfig.setDefaultsAsync(R.xml.remote_config_defaults);
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// [END set_default_values]
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// [START fetch_config_with_callback]
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mFirebaseRemoteConfig.fetchAndActivate()
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.addOnCompleteListener(this, new OnCompleteListener<Boolean>() {
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@Override
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public void onComplete(@NonNull Task<Boolean> task) {
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if (task.isSuccessful()) {
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boolean updated = task.getResult();
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Log.d(TAG, "Config params updated: " + updated);
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Toast.makeText(MainActivity.this, "Fetch and activate succeeded",
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Toast.LENGTH_SHORT).show();
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} else {
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Toast.makeText(MainActivity.this, "Fetch failed",
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Toast.LENGTH_SHORT).show();
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}
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displayWelcomeMessage();
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}
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});
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// [END fetch_config_with_callback]
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}
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private void displayWelcomeMessage() {
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FirebaseRemoteConfig mFirebaseRemoteConfig = FirebaseRemoteConfig.getInstance();
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// [START get_config_values]
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String welcomeMessage = mFirebaseRemoteConfig.getString(WELCOME_MESSAGE_KEY);
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// [END get_config_values]
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}
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}

‎config/app/src/main/res/drawable-v24/ic_launcher_foreground.xml

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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:aapt="http://schemas.android.com/aapt"
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android:width="108dp"
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android:height="108dp"
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android:viewportWidth="108"
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android:viewportHeight="108">
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<path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
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<aapt:attr name="android:fillColor">
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<gradient
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android:endX="85.84757"
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android:endY="92.4963"
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android:startX="42.9492"
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android:startY="49.59793"
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android:type="linear">
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<item
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android:color="#44000000"
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android:offset="0.0" />
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<item
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android:color="#00000000"
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android:offset="1.0" />
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</gradient>
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</aapt:attr>
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</path>
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<path
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android:fillColor="#FFFFFF"
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android:fillType="nonZero"
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android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
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android:strokeWidth="1"
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android:strokeColor="#00000000" />
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</vector>

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