From 25739aebc2494de4798847460d925d0c70462f62 Mon Sep 17 00:00:00 2001
From: John Knox <jknox@fb.com>
Date: Thu, 12 Sep 2019 08:19:45 -0700
Subject: [PATCH] Only show rating button when user is eligible to rate

Summary:
Behind a gk.

This uses a hidden webview to check if a user is eligible for star ratings. This means you can practively ask the user, and makes sure you'll get an unbiased distribution.

Reviewed By: danielbuechele

Differential Revision: D17343118

fbshipit-source-id: fe7471416aef947ec10f4734e4136868ab5ab3e5
---
 src/chrome/RatingButton.tsx   | 9 +++++++++
 src/fb-stubs/UserFeedback.tsx | 5 +++++
 2 files changed, 14 insertions(+)

diff --git a/src/chrome/RatingButton.tsx b/src/chrome/RatingButton.tsx
index bc0dbab6f..d9210febf 100644
--- a/src/chrome/RatingButton.tsx
+++ b/src/chrome/RatingButton.tsx
@@ -27,6 +27,7 @@ type Props = {
 type State = {
   promptData: FeedbackPrompt | null;
   isShown: boolean;
+  userIsEligible: boolean;
 };
 
 type NextAction = 'select-rating' | 'leave-comment' | 'finished';
@@ -253,6 +254,7 @@ export default class RatingButton extends Component<Props, State> {
   state = {
     promptData: null,
     isShown: false,
+    userIsEligible: !GK.get('flipper_use_itsr_eligibility_check'),
   };
 
   constructor(props: Props) {
@@ -288,6 +290,13 @@ export default class RatingButton extends Component<Props, State> {
     if (!GK.get('flipper_rating')) {
       return null;
     }
+    if (!this.state.userIsEligible) {
+      return (
+        <UserFeedback.StarRatingsEligibilityChecker
+          callback={isEligible => this.setState({userIsEligible: isEligible})}
+        />
+      );
+    }
     const promptData = this.state.promptData;
     if (!promptData) {
       return null;
diff --git a/src/fb-stubs/UserFeedback.tsx b/src/fb-stubs/UserFeedback.tsx
index 0dcc94b57..ee254810b 100644
--- a/src/fb-stubs/UserFeedback.tsx
+++ b/src/fb-stubs/UserFeedback.tsx
@@ -5,6 +5,8 @@
  * @format
  */
 
+import {Component} from 'react';
+
 export type FeedbackPrompt = {
   preSubmitHeading: string;
   postSubmitHeading: string;
@@ -28,3 +30,6 @@ export async function submitComment(
 export async function getPrompt(): Promise<FeedbackPrompt> {
   throw new Error('Method not implemented.');
 }
+export class StarRatingsEligibilityChecker extends Component<{
+  callback: (userIsEligible: boolean) => void;
+}> {}