From 35b47bee733610c4d07384b091f8b8e97314189f Mon Sep 17 00:00:00 2001
From: Jade Chang <jade.chang@thecarousell.com>
Date: Sat, 6 Jan 2024 18:08:08 +0800
Subject: [PATCH 1/2] allow empty slug

---
 src/graphql/mutations/UpdateUser.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/graphql/mutations/UpdateUser.js b/src/graphql/mutations/UpdateUser.js
index c9d48d07..517e094d 100644
--- a/src/graphql/mutations/UpdateUser.js
+++ b/src/graphql/mutations/UpdateUser.js
@@ -3,6 +3,7 @@ import client from 'util/client';
 import User from 'graphql/models/User';
 import { omit, omitBy } from 'lodash';
 import { AvatarTypes } from 'util/user';
+import { errors } from 'graphql/models/SlugErrorEnum';
 
 import { assertSlugIsValid } from 'graphql/queries/ValidateSlug';
 import AvatarTypeEnum from 'graphql/models/AvatarTypeEnum';
@@ -42,7 +43,12 @@ export default {
       try {
         await assertSlugIsValid(slug, userId);
       } catch (e) {
-        throw new Error(`Invalid slug: ${e}`);
+        if (e === errors.EMPTY) {
+          // allow user to update slug to empty
+          doc.slug = '';
+        } else {
+          throw new Error(`Invalid slug: ${e}`);
+        }
       }
     }
 

From 4457be166a9f49b092a2f5d70928d680955f1409 Mon Sep 17 00:00:00 2001
From: Jade Chang <jade.chang@thecarousell.com>
Date: Sat, 6 Jan 2024 18:14:08 +0800
Subject: [PATCH 2/2] Check if slug is neither undefined nor null before
 validation

---
 src/graphql/mutations/UpdateUser.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/graphql/mutations/UpdateUser.js b/src/graphql/mutations/UpdateUser.js
index 517e094d..8984aa28 100644
--- a/src/graphql/mutations/UpdateUser.js
+++ b/src/graphql/mutations/UpdateUser.js
@@ -39,7 +39,7 @@ export default {
       throw new Error(`There's nothing to update`);
 
     // Ensure uniqueness of slug
-    if (slug !== undefined) {
+    if (slug !== undefined && slug !== null) {
       try {
         await assertSlugIsValid(slug, userId);
       } catch (e) {