From 271fe26867cc48358e71ce09469ccef2686876cc Mon Sep 17 00:00:00 2001
From: Andrew Gable <andrew@expensify.com>
Date: Fri, 14 Jul 2023 11:01:00 -0600
Subject: [PATCH 1/3] Enable an experimental Onyx mode for Guides on login

---
 src/libs/PolicyUtils.js       | 10 ++++++++++
 src/pages/signin/LoginForm.js | 15 +++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/src/libs/PolicyUtils.js b/src/libs/PolicyUtils.js
index 22b5d8635f72..cd15ea19a160 100644
--- a/src/libs/PolicyUtils.js
+++ b/src/libs/PolicyUtils.js
@@ -92,6 +92,15 @@ function isExpensifyTeam(email) {
     return emailDomain === CONST.EXPENSIFY_PARTNER_NAME || emailDomain === CONST.EMAIL.GUIDES_DOMAIN;
 }
 
+/**
+ * @param {string} email
+ * @returns {boolean}
+ */
+function isExpensifyGuideTeam(email) {
+    const emailDomain = Str.extractEmailDomain(email);
+    return emailDomain === CONST.EMAIL.GUIDES_DOMAIN;
+}
+
 /**
  * Checks if the current user is an admin of the policy.
  *
@@ -132,6 +141,7 @@ export {
     getPolicyBrickRoadIndicatorStatus,
     shouldShowPolicy,
     isExpensifyTeam,
+    isExpensifyGuideTeam,
     isPolicyAdmin,
     getClientPolicyMemberEmailsToAccountIDs,
 };
diff --git a/src/pages/signin/LoginForm.js b/src/pages/signin/LoginForm.js
index e4efb80cc0a1..578910b59c98 100644
--- a/src/pages/signin/LoginForm.js
+++ b/src/pages/signin/LoginForm.js
@@ -25,6 +25,8 @@ import DotIndicatorMessage from '../../components/DotIndicatorMessage';
 import * as CloseAccount from '../../libs/actions/CloseAccount';
 import CONST from '../../CONST';
 import isInputAutoFilled from '../../libs/isInputAutoFilled';
+import * as PolicyUtils from '../../libs/PolicyUtils';
+import Log from '../../libs/Log';
 
 const propTypes = {
     /** Should we dismiss the keyboard when transitioning away from the page? */
@@ -94,6 +96,13 @@ function LoginForm(props) {
         [props.account, props.closeAccount, input, setFormError, setLogin],
     );
 
+    const setEnableMemoryOnlyKeys = () => {
+        if (!window) {
+            return;
+        }
+        window.enableMemoryOnlyKeys();
+    };
+
     /**
      * Check that all the form fields are valid, then trigger the submit callback
      */
@@ -125,6 +134,12 @@ function LoginForm(props) {
             return;
         }
 
+        // If the user has entered a guide email, then we are going to enable an experimental Onyx mode to help with performance
+        if (PolicyUtils.isExpensifyGuideTeam(loginTrim)) {
+            Log.info('Detected guide email in login field, setting memory only keys.');
+            setEnableMemoryOnlyKeys();
+        }
+
         setFormError(null);
 
         // Check if this login has an account associated with it or not

From 1f92ef2e547a276a94860244262edb6c682e5aad Mon Sep 17 00:00:00 2001
From: Andrew Gable <andrew@expensify.com>
Date: Fri, 14 Jul 2023 11:43:58 -0600
Subject: [PATCH 2/3] Remove window check as native is working

---
 src/pages/signin/LoginForm.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/pages/signin/LoginForm.js b/src/pages/signin/LoginForm.js
index 578910b59c98..5d7998f47441 100644
--- a/src/pages/signin/LoginForm.js
+++ b/src/pages/signin/LoginForm.js
@@ -96,10 +96,10 @@ function LoginForm(props) {
         [props.account, props.closeAccount, input, setFormError, setLogin],
     );
 
+    /**
+     * Enables experimental "memory only keys" mode in Onyx
+     */
     const setEnableMemoryOnlyKeys = () => {
-        if (!window) {
-            return;
-        }
         window.enableMemoryOnlyKeys();
     };
 

From ea194e976ef6e02daece4a1ed31f932eb15c99e6 Mon Sep 17 00:00:00 2001
From: Andrew Gable <andrew@expensify.com>
Date: Fri, 14 Jul 2023 12:00:48 -0600
Subject: [PATCH 3/3] Move function out of component

---
 src/pages/signin/LoginForm.js | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/src/pages/signin/LoginForm.js b/src/pages/signin/LoginForm.js
index 5d7998f47441..88df88155eed 100644
--- a/src/pages/signin/LoginForm.js
+++ b/src/pages/signin/LoginForm.js
@@ -67,6 +67,13 @@ const defaultProps = {
     blurOnSubmit: false,
 };
 
+/**
+ * Enables experimental "memory only keys" mode in Onyx
+ */
+const setEnableMemoryOnlyKeys = () => {
+    window.enableMemoryOnlyKeys();
+};
+
 function LoginForm(props) {
     const input = useRef();
     const [login, setLogin] = useState('');
@@ -96,13 +103,6 @@ function LoginForm(props) {
         [props.account, props.closeAccount, input, setFormError, setLogin],
     );
 
-    /**
-     * Enables experimental "memory only keys" mode in Onyx
-     */
-    const setEnableMemoryOnlyKeys = () => {
-        window.enableMemoryOnlyKeys();
-    };
-
     /**
      * Check that all the form fields are valid, then trigger the submit callback
      */