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feat: Create Dynamic Links Sample in Kotlin
- Add Kotlin Support to build.gradle - Create interface to keep both java and kotlin Activities in sync - Update Java Activity to implement the interface and override their methods - Create Kotlin Activity - Add Kotlin Activity to AndroidManifest - Correct minor typo on shortenLongLink() from Java Activity
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‎dynamic-links/app/build.gradle‎

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apply plugin: 'com.android.application'
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apply plugin: 'kotlin-android'
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android {
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compileSdkVersion 27
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implementation "com.android.support:support-v4:27.1.1"
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implementation "com.android.support:appcompat-v7:27.1.1"
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implementation "com.google.firebase:firebase-invites:16.0.1"
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implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
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}

‎dynamic-links/app/src/main/AndroidManifest.xml‎

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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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<activity android:name=".KotlinMainActivity"/>
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</application>
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</manifest>

‎dynamic-links/app/src/main/java/com/google/firebase/quickstart/dynamiclinks/KotlinMainActivity.kt‎

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package com.google.firebase.quickstart.dynamiclinks
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import android.net.Uri
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import android.os.Bundle
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import android.support.v7.app.AppCompatActivity
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import com.google.firebase.dynamiclinks.DynamicLink
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import com.google.firebase.dynamiclinks.FirebaseDynamicLinks
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import com.google.firebase.quickstart.dynamiclinks.interfaces.MainActivityInterface
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class KotlinMainActivity : AppCompatActivity(), MainActivityInterface {
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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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}
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override fun createDynamicLink_Basic() {
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// [START create_link_basic]
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val dynamicLink = FirebaseDynamicLinks.getInstance().createDynamicLink()
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.setLink(Uri.parse("https://www.example.com/"))
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.setDynamicLinkDomain("example.page.link")
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// Open links with this app on Android
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.setAndroidParameters(DynamicLink.AndroidParameters.Builder().build())
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// Open links with com.example.ios on iOS
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.setIosParameters(DynamicLink.IosParameters.Builder("com.example.ios").build())
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.buildDynamicLink()
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val dynamicLinkUri = dynamicLink.uri
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// [END create_link_basic]
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}
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override fun createDynamicLink_Advanced() {
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// [START create_link_advanced]
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val dynamicLink = FirebaseDynamicLinks.getInstance().createDynamicLink()
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.setLink(Uri.parse("https://www.example.com/"))
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.setDynamicLinkDomain("example.page.link")
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.setAndroidParameters(
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DynamicLink.AndroidParameters.Builder("com.example.android")
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.setMinimumVersion(125)
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.build())
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.setIosParameters(
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DynamicLink.IosParameters.Builder("com.example.ios")
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.setAppStoreId("123456789")
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.setMinimumVersion("1.0.1")
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.build())
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.setGoogleAnalyticsParameters(
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DynamicLink.GoogleAnalyticsParameters.Builder()
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.setSource("orkut")
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.setMedium("social")
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.setCampaign("example-promo")
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.build())
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.setItunesConnectAnalyticsParameters(
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DynamicLink.ItunesConnectAnalyticsParameters.Builder()
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.setProviderToken("123456")
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.setCampaignToken("example-promo")
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.build())
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.setSocialMetaTagParameters(
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DynamicLink.SocialMetaTagParameters.Builder()
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.setTitle("Example of a Dynamic Link")
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.setDescription("This link works whether the app is installed or not!")
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.build())
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.buildDynamicLink() // Or buildShortDynamicLink()
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// [END create_link_advanced]
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}
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override fun createShortLink() {
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// [START create_short_link]
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val shortLinkTask = FirebaseDynamicLinks.getInstance().createDynamicLink()
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.setLink(Uri.parse("https://www.example.com/"))
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.setDynamicLinkDomain("example.page.link")
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// Set parameters
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// ...
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.buildShortDynamicLink()
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.addOnCompleteListener { task ->
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if (task.isSuccessful) {
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// Short link created
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val shortLink = task.result.shortLink
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val flowchartLink = task.result.previewLink
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} else {
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// Error
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// ...
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}
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}
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// [END create_short_link]
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}
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override fun shortenLongLink() {
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// [START shorten_long_link]
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val shortLinkTask = FirebaseDynamicLinks.getInstance().createDynamicLink()
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.setLongLink(Uri.parse("https://example.page.link/?link=https://www.example.com/&apn=com.example.android&ibn=com.example.ios"))
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.buildShortDynamicLink()
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.addOnCompleteListener { task ->
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if (task.isSuccessful) {
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// Short link created
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val shortLink = task.result.shortLink
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val flowchartLink = task.result.previewLink
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} else {
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// Error
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// ...
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}
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}
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// [END shorten_long_link]
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}
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}

‎dynamic-links/app/src/main/java/com/google/firebase/quickstart/dynamiclinks/MainActivity.java‎

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import com.google.firebase.dynamiclinks.DynamicLink;
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import com.google.firebase.dynamiclinks.FirebaseDynamicLinks;
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import com.google.firebase.dynamiclinks.ShortDynamicLink;
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import com.google.firebase.quickstart.dynamiclinks.interfaces.MainActivityInterface;
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public class MainActivity extends AppCompatActivity {
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public class MainActivity extends AppCompatActivity implements MainActivityInterface {
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main);
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}
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@Override
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public void createDynamicLink_Basic() {
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// [START create_link_basic]
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DynamicLink dynamicLink = FirebaseDynamicLinks.getInstance().createDynamicLink()
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// [END create_link_basic]
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}
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@Override
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public void createDynamicLink_Advanced() {
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// [START create_link_advanced]
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DynamicLink dynamicLink = FirebaseDynamicLinks.getInstance().createDynamicLink()
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// [END create_link_advanced]
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}
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@Override
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public void createShortLink() {
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// [START create_short_link]
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Task<ShortDynamicLink> shortLinkTask = FirebaseDynamicLinks.getInstance().createDynamicLink()
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// [END create_short_link]
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}
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public void shotenLongLink() {
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@Override
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public void shortenLongLink() {
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// [START shorten_long_link]
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Task<ShortDynamicLink> shortLinkTask = FirebaseDynamicLinks.getInstance().createDynamicLink()
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.setLongLink(Uri.parse("https://example.page.link/?link=https://www.example.com/&apn=com.example.android&ibn=com.example.ios"))

‎dynamic-links/app/src/main/java/com/google/firebase/quickstart/dynamiclinks/interfaces/MainActivityInterface.java‎

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package com.google.firebase.quickstart.dynamiclinks.interfaces;
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public interface MainActivityInterface {
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void createDynamicLink_Basic();
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void createDynamicLink_Advanced();
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void createShortLink();
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void shortenLongLink();
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}

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