feat(appdistribution): add in-app-feedback support

appdistribution/README.md

@@ -2,7 +2,11 @@
 
 ## Introduction
 
-The Firebase App Distribution SDK enables you to display in-app alerts to your testers when new builds of your app are available to install. This quickstart aims to showcase how to use the App Distribution SDK to create and customize new build alerts for your testers. You can read more 
+The Firebase App Distribution SDK enables you to:
+- display in-app alerts to your testers when new builds of your app are available to install;
+- collect in-app feedback from your testers.
+
+This quickstart aims to showcase how to use the App Distribution SDK. You can read more 
 about Firebase App Distribution [here](https://firebase.google.com/docs/app-distribution)!
 
 ## Getting Started

appdistribution/app/build.gradle

@@ -49,8 +49,10 @@ dependencies {
     // Import the Firebase BoM (see: https://firebase.google.com/docs/android/learn-more#bom)
     implementation platform('com.google.firebase:firebase-bom:31.2.0')
 
-    // ADD the SDK to the "prerelease" variant only (example)
-    implementation 'com.google.firebase:firebase-appdistribution-ktx:16.0.0-beta01'
+    implementation 'com.google.firebase:firebase-appdistribution-api-ktx:16.0.0-beta06'
+
+    // ADD the full SDK implementation to the "debug" variant only
+    debugImplementation 'com.google.firebase:firebase-appdistribution:16.0.0-beta06'
 
     // For an optimal experience using App Distribution, add the Firebase SDK
     // for Google Analytics. This is recommended, but not required.

appdistribution/app/src/main/AndroidManifest.xml

@@ -1,6 +1,9 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
 
+    <!-- Used by the Firebase App Distribution SDK to display in app feedback notifications -->
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS"/>
+
     <application
         android:name="androidx.multidex.MultiDexApplication"
         android:allowBackup="true"

appdistribution/app/src/main/java/com/google/firebase/appdistributionquickstart/java/MainActivity.java

@@ -1,16 +1,42 @@
 package com.google.firebase.appdistributionquickstart.java;
 
+import android.Manifest;
+import android.content.pm.PackageManager;
+import android.os.Build;
 import android.os.Bundle;
+import android.util.Log;
+import android.widget.Toast;
 
+import androidx.activity.result.ActivityResultLauncher;
+import androidx.activity.result.contract.ActivityResultContracts;
+import androidx.appcompat.app.AlertDialog;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.content.ContextCompat;
 
 import com.google.firebase.appdistribution.FirebaseAppDistribution;
 import com.google.firebase.appdistribution.FirebaseAppDistributionException;
+import com.google.firebase.appdistribution.InterruptionLevel;
+import com.google.firebase.appdistributionquickstart.R;
 import com.google.firebase.appdistributionquickstart.databinding.ActivityMainBinding;
 
 public class MainActivity extends AppCompatActivity {
 
-    private static final String TAG = "AppDistribution-Quickstart";
+    private static final String TAG = "MainActivity.java";
+
+    // Declare the launcher at the top of your Activity/Fragment:
+    private final ActivityResultLauncher<String> requestPermissionLauncher =
+            registerForActivityResult(new ActivityResultContracts.RequestPermission(), isGranted -> {
+                if (isGranted) {
+                    showFeedbackNotification();
+                } else {
+                    Toast.makeText(
+                            MainActivity.this,
+                            "You won't be able to tap a notification to send feedback because" +
+                                    " the notification permission was denied",
+                            Toast.LENGTH_LONG
+                    ).show();
+                }
+            });
 
     private FirebaseAppDistribution mFirebaseAppDistribution;
 
@@ -21,6 +47,14 @@ protected void onCreate(Bundle savedInstanceState) {
         setContentView(binding.getRoot());
 
         mFirebaseAppDistribution = FirebaseAppDistribution.getInstance();
+
+        binding.btShowNotification.setOnClickListener(view -> {
+            askNotificationPermission();
+        });
+
+        binding.btSendFeedback.setOnClickListener(view -> {
+            mFirebaseAppDistribution.startFeedback(R.string.feedback_additional_form_text);
+        });
     }
 
     @Override
@@ -37,4 +71,48 @@ public void onResume() {
                     }
                 });
     }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        // Hide the notification once this activity is destroyed
+        mFirebaseAppDistribution.cancelFeedbackNotification();
+    }
+
+    private void showFeedbackNotification() {
+        mFirebaseAppDistribution.showFeedbackNotification(
+                R.string.feedback_additional_form_text,
+                InterruptionLevel.HIGH
+        );
+    }
+
+    private void askNotificationPermission() {
+        // This is only necessary for API level >= 33 (TIRAMISU)
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            if (ContextCompat.checkSelfPermission(this, Manifest.permission.POST_NOTIFICATIONS) ==
+                    PackageManager.PERMISSION_GRANTED) {
+                // All set. We can post notifications
+                showFeedbackNotification();
+            } else if (shouldShowRequestPermissionRationale(Manifest.permission.POST_NOTIFICATIONS)) {
+                Log.i(TAG, "Showing customer rationale for requesting permission.");
+                new AlertDialog.Builder(this)
+                        .setMessage("Using a notification to initiate feedback to the developer. " +
+                                "To enable this feature, allow the app to post notifications."
+                        )
+                        .setPositiveButton("OK", (dialogInterface, i) -> {
+                            Log.i(TAG, "Launching request for permission.");
+                            requestPermissionLauncher.launch(Manifest.permission.POST_NOTIFICATIONS);
+                        })
+                        .setNegativeButton("No thanks", (dialogInterface, i) -> {
+                            Log.i(TAG, "User denied permission request.");
+                        })
+                        .show();
+            } else {
+                // Directly ask for the permission
+                requestPermissionLauncher.launch(Manifest.permission.POST_NOTIFICATIONS);
+            }
+        } else {
+            showFeedbackNotification();
+        }
+    }
 }

appdistribution/app/src/main/java/com/google/firebase/appdistributionquickstart/kotlin/KotlinMainActivity.kt

@@ -1,23 +1,57 @@
 package com.google.firebase.appdistributionquickstart.kotlin
 
+import android.Manifest
+import android.content.pm.PackageManager
+import android.os.Build
 import android.os.Bundle
+import android.util.Log
+import android.widget.Toast
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
+import androidx.core.content.ContextCompat
 import com.google.firebase.appdistribution.FirebaseAppDistribution
 import com.google.firebase.appdistribution.FirebaseAppDistributionException
+import com.google.firebase.appdistribution.InterruptionLevel
 import com.google.firebase.appdistribution.ktx.appDistribution
+import com.google.firebase.appdistributionquickstart.R
 import com.google.firebase.appdistributionquickstart.databinding.ActivityMainBinding
 import com.google.firebase.ktx.Firebase
 
 class KotlinMainActivity : AppCompatActivity() {
 
     private lateinit var firebaseAppDistribution: FirebaseAppDistribution
 
+    // Declare the launcher at the top of your Activity/Fragment:
+    private val requestPermissionLauncher = registerForActivityResult(
+        ActivityResultContracts.RequestPermission()
+    ) { isGranted: Boolean ->
+        if (isGranted) {
+            showFeedbackNotification()
+        } else {
+            Toast.makeText(
+                this@KotlinMainActivity,
+                "You won't be able to tap a notification to send feedback because" +
+                        " the notification permission was denied",
+                Toast.LENGTH_LONG
+            ).show()
+        }
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         val binding = ActivityMainBinding.inflate(layoutInflater)
         setContentView(binding.root)
 
         firebaseAppDistribution = Firebase.appDistribution
+
+        binding.btShowNotification.setOnClickListener {
+            askNotificationPermission()
+        }
+
+        binding.btSendFeedback.setOnClickListener {
+            firebaseAppDistribution.startFeedback(R.string.feedback_additional_form_text)
+        }
     }
 
     override fun onResume() {
@@ -34,10 +68,51 @@ class KotlinMainActivity : AppCompatActivity() {
             }
     }
 
+    override fun onDestroy() {
+        super.onDestroy()
+        // Hide the notification once this activity is destroyed
+        firebaseAppDistribution.cancelFeedbackNotification()
+    }
 
+    private fun showFeedbackNotification() {
+        firebaseAppDistribution.showFeedbackNotification(
+            R.string.feedback_additional_form_text,
+            InterruptionLevel.HIGH
+        )
+    }
+
+    private fun askNotificationPermission() {
+        // This is only necessary for API level >= 33 (TIRAMISU)
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            if (ContextCompat.checkSelfPermission(this, Manifest.permission.POST_NOTIFICATIONS) ==
+                PackageManager.PERMISSION_GRANTED
+            ) {
+                // All set. We can post notifications
+                showFeedbackNotification()
+            } else if (shouldShowRequestPermissionRationale(Manifest.permission.POST_NOTIFICATIONS)) {
+                Log.i(TAG, "Showing customer rationale for requesting permission.")
+                AlertDialog.Builder(this)
+                    .setMessage(
+                        "Using a notification to initiate feedback to the developer. " +
+                                "To enable this feature, allow the app to post notifications."
+                    )
+                    .setPositiveButton("OK") { _, _ ->
+                        Log.i(TAG, "Launching request for permission.")
+                        requestPermissionLauncher.launch(Manifest.permission.POST_NOTIFICATIONS)
+                    }
+                    .setNegativeButton("No thanks") { _, _ -> Log.i(TAG, "User denied permission request.") }
+                    .show()
+            } else {
+                // Directly ask for the permission
+                requestPermissionLauncher.launch(Manifest.permission.POST_NOTIFICATIONS)
+            }
+        } else {
+            showFeedbackNotification()
+        }
+    }
 
     companion object {
 
-        private const val TAG = "AppDistribution-Quickstart"
+        private const val TAG = "KotlinMainActivity.kt"
     }
 }

appdistribution/app/src/main/res/layout/activity_main.xml

@@ -5,7 +5,7 @@
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:padding="16dp"
-    tools:context=".MainActivity">
+    tools:context=".kotlin.KotlinMainActivity">
 
     <ImageView
         android:id="@+id/imageView"
@@ -34,4 +34,26 @@
         app:layout_constraintRight_toRightOf="parent"
         app:layout_constraintTop_toBottomOf="@+id/imageView" />
 
+    <Button
+        android:id="@+id/btShowNotification"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="16dp"
+        android:layout_marginTop="24dp"
+        android:layout_marginEnd="16dp"
+        android:text="@string/show_feedback_notification"
+        app:layout_constraintEnd_toEndOf="@+id/textView"
+        app:layout_constraintStart_toStartOf="@+id/textView"
+        app:layout_constraintTop_toBottomOf="@+id/textView" />
+
+    <Button
+        android:id="@+id/btSendFeedback"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="16dp"
+        android:text="@string/send_feedback"
+        app:layout_constraintEnd_toEndOf="@+id/btShowNotification"
+        app:layout_constraintStart_toStartOf="@+id/btShowNotification"
+        app:layout_constraintTop_toBottomOf="@+id/btShowNotification" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>

appdistribution/app/src/main/res/values/strings.xml

@@ -1,6 +1,9 @@
 <resources>
     <string name="app_name">App Distribution Quickstart</string>
-    <string name="textview_text">Welcome to the Firebase App Distribution Quickstart app. Press the button to trigger an analytics event!</string>
+    <string name="textview_text">Welcome to the Firebase App Distribution Quickstart app</string>
 
     <string name="installation_id_fmt">Firebase Installation ID: %s</string>
+    <string name="show_feedback_notification">Show Feedback Notification</string>
+    <string name="send_feedback">Send Feedback</string>
+    <string name="feedback_additional_form_text">This is a placeholder for text from the developer that is shown to the tester before they provide feedback. It can contain <a href="https://firebase.google.com/docs/app-distribution">links</a> to more information.</string>
 </resources>