From f4c840faec1b24c8f868a777edf768fa3aace785 Mon Sep 17 00:00:00 2001
From: Sabe Jones <sabrecat@gmail.com>
Date: Thu, 30 Jul 2020 14:53:50 -0500
Subject: [PATCH] chore(ABtest): end drop experiment in favor of boosting

---
 website/common/script/fns/randomDrop.js | 4 ++--
 website/server/libs/auth/index.js       | 1 -
 website/server/libs/auth/social.js      | 1 -
 website/server/libs/cron.js             | 1 -
 4 files changed, 2 insertions(+), 5 deletions(-)

diff --git a/website/common/script/fns/randomDrop.js b/website/common/script/fns/randomDrop.js
index b4e418ad07..f34303ec63 100644
--- a/website/common/script/fns/randomDrop.js
+++ b/website/common/script/fns/randomDrop.js
@@ -46,8 +46,8 @@ export default function randomDrop (user, options, req = {}, analytics) {
 
   let chance = min([Math.abs(task.value - 21.27), 37.5]) / 150 + 0.02;
   chance *= task.priority // Task priority: +50% for Medium, +100% for Hard
-    // A/B test experiment: start users with +75% drops, diminishing by 5% per level gained
-    * ('12345678'.indexOf(user._id.slice(0, 1)) !== -1 ? (1 + Math.max(0, 80 - (5 * user.stats.lvl)) / 100) : 1)
+    // start users with +75% drops, diminishing by 5% per level gained
+    * (1 + Math.max(0, 80 - (5 * user.stats.lvl)) / 100)
     * (1 + (task.streak / 100 || 0)) // Streak bonus: +1% per streak
     * (1 + statsComputed(user).per / 100) // PERception: +1% per point
     * (1 + (user.contributor.level / 40 || 0)) // Contrib levels: +2.5% per level
diff --git a/website/server/libs/auth/index.js b/website/server/libs/auth/index.js
index 54e4e595f6..e8e60824f3 100644
--- a/website/server/libs/auth/index.js
+++ b/website/server/libs/auth/index.js
@@ -207,7 +207,6 @@ async function registerLocal (req, res, { isV3 = false }) {
     .catch(err => logger.error(err));
 
   if (!existingUser) {
-    savedUser._ABtests['20200625_drops'] = '12345678'.indexOf(savedUser._id.slice(0, 1)) !== -1 ? 'boosted' : 'control';
     res.analytics.track('register', {
       category: 'acquisition',
       type: 'local',
diff --git a/website/server/libs/auth/social.js b/website/server/libs/auth/social.js
index 9b3878d68c..02e4d64faf 100644
--- a/website/server/libs/auth/social.js
+++ b/website/server/libs/auth/social.js
@@ -112,7 +112,6 @@ export async function loginSocial (req, res) { // eslint-disable-line import/pre
   }
 
   if (!existingUser) {
-    savedUser._ABtests['20200625_drops'] = '12345678'.indexOf(savedUser._id.slice(0, 1)) !== -1 ? 'boosted' : 'control';
     res.analytics.track('register', {
       category: 'acquisition',
       type: network,
diff --git a/website/server/libs/cron.js b/website/server/libs/cron.js
index 774309ecb5..67804c705e 100644
--- a/website/server/libs/cron.js
+++ b/website/server/libs/cron.js
@@ -201,7 +201,6 @@ function resetHabitCounters (user, tasksByType, now, daysMissed) {
 }
 
 function trackCronAnalytics (analytics, user, _progress, options) {
-  user._ABtests['20200625_drops'] = '12345678'.indexOf(user._id.slice(0, 1)) !== -1 ? 'boosted' : 'control';
   analytics.track('Cron', {
     category: 'behavior',
     gaLabel: 'Cron Count',