address feedback

Author: kaibolay

firebase-appdistribution/src/main/java/com/google/firebase/appdistribution/impl/FirebaseAppDistributionImpl.java

@@ -412,7 +412,7 @@ private void doStartFeedback(CharSequence infoText, @Nullable Uri screenshotUri)
   }
 
   private Task<Void> launchFeedbackActivity(
-      String releaseName, CharSequence infoText, @Nullable Uri screenshotUri) {
+      @Nullable String releaseName, CharSequence infoText, @Nullable Uri screenshotUri) {
     return lifecycleNotifier.consumeForegroundActivity(
         activity -> {
           LogWrapper.getInstance().i("Launching feedback activity");

firebase-appdistribution/src/main/java/com/google/firebase/appdistribution/impl/ReleaseIdentifier.java

@@ -56,7 +56,12 @@ class ReleaseIdentifier {
     this.testerApiClient = testerApiClient;
   }
 
-  /** Identify the currently installed release, returning the release name. */
+  /**
+   * Identify the currently installed release, returning the release name.
+   *
+   * <p>Will return {@code Task} with a {@code null} result in "developer mode" which allows the UI
+   * to be used, but no actual feedback to be submitted.
+   */
   Task<String> identifyRelease() {
     if (developmentModeEnabled()) {
       return Tasks.forResult(null);

firebase-appdistribution/src/main/res/values/strings.xml

@@ -32,7 +32,7 @@
   <string name="app_update_notification_channel_name">App updates</string>
   <string name="app_update_notification_channel_description">Shows progress of in-app updates</string>
   <string name="feedback_launch_failed">Failed to launch feedback</string>
-  <string name="feedback_unidentified_release">Release not accessible. Probably not installed via App Distribution</string>
+  <string name="feedback_unidentified_release">Release not found. This app may not have been installed by App Distribution, or you may no longer have access</string>
   <string name="feedback_no_release">Would have sent feedback</string>
   <string name="feedback_notification_channel_name">Feedback</string>
   <string name="feedback_notification_channel_description">Tap to leave feedback</string>