DEV: Remove use of redesigned_user_page_nav_enabled prop client side (#20387)

Since 359dc1c532, support for the old user
profile navigation menu has been dropped. This commit seeks to remove
code from the client side that still relies on the `currentUser.redesigned_user_page_nav_enabled` prop.

app/assets/javascripts/discourse/app/controllers/user.js

@@ -194,11 +194,8 @@ export default Controller.extend(CanCheckEmails, {
     if (!this.currentUser?.staff) {
       return false;
     }
-    if (this.currentUser?.redesigned_user_page_nav_enabled) {
+
     return this.site.desktopView;
-    } else {
-      return true;
-    }
   },
 
   @action

app/assets/javascripts/discourse/app/templates/user.hbs

@@ -431,7 +431,6 @@
       </div>
     </section>
 
-    {{#if this.currentUser.redesigned_user_page_nav_enabled}}
     <div class="new-user-wrapper">
       <UserNav
         @user={{this.model}}
@@ -449,63 +448,5 @@
         {{outlet}}
       </div>
     </div>
-    {{else}}
-      <div class="user-content-wrapper">
-        <section class="user-primary-navigation">
-          <MobileNav @class="main-nav" @desktopClass="nav nav-pills user-nav">
-            {{#unless this.model.profile_hidden}}
-              <li class="summary"><LinkTo @route="user.summary">{{i18n
-                    "user.summary.title"
-                  }}</LinkTo></li>
-              <li class="activity"><LinkTo @route="userActivity">{{i18n
-                    "user.activity_stream"
-                  }}</LinkTo></li>
-            {{/unless}}
-
-            {{#if this.showNotificationsTab}}
-              <li class="user-notifications">
-                <LinkTo @route="userNotifications">
-                  {{d-icon "bell" class="glyph"}}{{i18n "user.notifications"}}
-                </LinkTo>
-              </li>
-            {{/if}}
-
-            {{#if this.showPrivateMessages}}
-              <li class="private-messages"><LinkTo
-                  @route="userPrivateMessages"
-                >{{d-icon "envelope"}}{{i18n
-                    "user.private_messages"
-                  }}</LinkTo></li>
-            {{/if}}
-
-            {{#if this.canInviteToForum}}
-              <li class="invited"><LinkTo @route="userInvited">{{d-icon
-                    "user-plus"
-                  }}{{i18n "user.invited.title"}}</LinkTo></li>
-            {{/if}}
-
-            {{#if this.showBadges}}
-              <li class="badges"><LinkTo @route="user.badges">{{d-icon
-                    "certificate"
-                  }}{{i18n "badges.title"}}</LinkTo></li>
-            {{/if}}
-
-            <PluginOutlet
-              @name="user-main-nav"
-              @connectorTagName="li"
-              @outletArgs={{hash model=this.model}}
-            />
-
-            {{#if this.model.can_edit}}
-              <li class="preferences"><LinkTo @route="preferences">{{d-icon
-                    "cog"
-                  }}{{i18n "user.preferences"}}</LinkTo></li>
-            {{/if}}
-          </MobileNav>
-        </section>
-
-        {{outlet}}
-      </div>
-    {{/if}}
   </DSection>
 </div>

app/assets/javascripts/discourse/tests/acceptance/user-test.js

@@ -24,6 +24,7 @@ acceptance("User Routes", function (needs) {
       helper.response(400, {})
     );
   });
+
   test("Invalid usernames", async function (assert) {
     try {
       await visit("/u/eviltrout%2F..%2F..%2F/summary");
@@ -52,6 +53,7 @@ acceptance("User Routes", function (needs) {
 
   test("Notifications", async function (assert) {
     await visit("/u/eviltrout/notifications");
+
     assert.ok(
       document.body.classList.contains("user-notifications-page"),
       "has the body class"
@@ -66,16 +68,20 @@ acceptance("User Routes", function (needs) {
     );
 
     updateCurrentUser({ moderator: true, admin: false });
+
     await visit("/u/charlie/summary");
+
     assert.notOk(
-      exists(".user-nav > .user-notifications"),
+      exists(".user-nav > .user-nav__notifications"),
       "does not have the notifications tab"
     );
 
     updateCurrentUser({ moderator: false, admin: true });
+
     await visit("/u/charlie/summary");
+
     assert.ok(
-      exists(".user-nav > .user-notifications"),
+      exists(".user-nav > .user-nav__notifications"),
       "has the notifications tab"
     );
   });