MOBILE-3922 menu: Fix select initial main menu page

src/core/features/mainmenu/mainmenu-lazy.module.ts

@@ -35,7 +35,6 @@ function buildRoutes(injector: Injector): Routes {
                 {
                     path: '',
                     pathMatch: 'full',
-                    redirectTo: CoreMainMenuHomeHandlerService.PAGE_NAME,
                 },
                 {
                     path: CoreMainMenuHomeHandlerService.PAGE_NAME,

src/core/features/mainmenu/pages/home/home.ts

@@ -26,6 +26,7 @@ import { CoreCourseHelper } from '@features/course/services/course-helper';
 import { CoreCourse } from '@features/course/services/course';
 import { CoreContentLinksDelegate } from '@features/contentlinks/services/contentlinks-delegate';
 import { CoreContentLinksHelper } from '@features/contentlinks/services/contentlinks-helper';
+import { CoreMainMenuHomeHandlerService } from '@features/mainmenu/services/handlers/mainmenu';
 
 /**
  * Page that displays the Home.
@@ -96,7 +97,7 @@ export class CoreMainMenuHomePage implements OnInit {
             }
 
             return {
-                page: `/main/home/${handler.page}`,
+                page: `/main/${CoreMainMenuHomeHandlerService.PAGE_NAME}/${handler.page}`,
                 pageParams: handler.pageParams,
                 title: handler.title,
                 class: handler.class,

src/core/features/mainmenu/pages/menu/menu.ts

@@ -173,6 +173,10 @@ export class CoreMainMenuPage implements OnInit, OnDestroy {
 
         this.loaded = CoreMainMenuDelegate.areHandlersLoaded();
 
+        if (this.loaded && this.tabs[0] && !CoreNavigator.getCurrentMainMenuTab()) {
+            // No tab selected, select the first one.
+            this.mainTabs?.select(this.tabs[0].page);
+        }
     }
 
     /**

src/core/guards/redirect.ts

@@ -14,6 +14,7 @@
 
 import { Injectable } from '@angular/core';
 import { CanActivate, CanLoad, UrlTree } from '@angular/router';
+import { CoreMainMenuHomeHandlerService } from '@features/mainmenu/services/handlers/mainmenu';
 import { CoreApp } from '@services/app';
 import { CoreRedirectPayload } from '@services/navigator';
 import { CoreSites } from '@services/sites';
@@ -59,7 +60,7 @@ export class CoreRedirectGuard implements CanLoad, CanActivate {
                 redirect.page,
                 redirect.options,
             );
-            const route = Router.parseUrl('/main/home');
+            const route = Router.parseUrl(`/main/${CoreMainMenuHomeHandlerService.PAGE_NAME}`);
 
             route.queryParams = {
                 redirectPath: redirect.page,

src/core/services/navigator.ts

@@ -20,7 +20,6 @@ import { NavigationOptions } from '@ionic/angular/providers/nav-controller';
 import { CoreConstants } from '@/core/constants';
 import { CoreDomUtils } from '@services/utils/dom';
 import { CoreMainMenu } from '@features/mainmenu/services/mainmenu';
-import { CoreMainMenuHomeHandlerService } from '@features/mainmenu/services/handlers/mainmenu';
 import { CoreObject } from '@singletons/object';
 import { CoreSites } from '@services/sites';
 import { CoreUtils } from '@services/utils/utils';
@@ -31,8 +30,8 @@ import { CoreScreen } from './screen';
 import { CoreApp } from './app';
 import { CoreSitePlugins } from '@features/siteplugins/services/siteplugins';
 import { CoreError } from '@classes/errors/error';
-
+import { CoreMainMenuDelegate } from '@features/mainmenu/services/mainmenu-delegate';
-const DEFAULT_MAIN_MENU_TAB = CoreMainMenuHomeHandlerService.PAGE_NAME;
+import { CoreMainMenuHomeHandlerService } from '@features/mainmenu/services/handlers/mainmenu';
 
 /**
  * Redirect payload.
@@ -184,9 +183,12 @@ export class CoreNavigatorService {
      * @return Whether navigation suceeded.
      */
     async navigateToSiteHome(options: Omit<CoreNavigationOptions, 'reset'> & { siteId?: string } = {}): Promise<boolean> {
-        return this.navigateToSitePath(DEFAULT_MAIN_MENU_TAB, {
+        const landingPagePath = this.getLandingTabPage();
+
+        return this.navigateToSitePath(landingPagePath, {
             ...options,
             reset: true,
+            preferCurrentTab: false,
         });
     }
 
@@ -535,8 +537,13 @@ export class CoreNavigatorService {
         path = path.replace(/^(\.|\/main)?\//, '');
 
         const pathRoot = /^[^/]+/.exec(path)?.[0] ?? '';
+        if (!pathRoot) {
+            // No path root, going to the site home.
+            return this.navigate('/main', options);
+        }
+
         const currentMainMenuTab = this.getCurrentMainMenuTab();
-        const isMainMenuTab = pathRoot === currentMainMenuTab || (!currentMainMenuTab && path === DEFAULT_MAIN_MENU_TAB) ||
+        const isMainMenuTab = pathRoot === currentMainMenuTab || (!currentMainMenuTab && path === this.getLandingTabPage()) ||
             await CoreUtils.ignoreErrors(CoreMainMenu.isMainMenuTab(pathRoot), false);
 
         if (!options.preferCurrentTab && isMainMenuTab) {
@@ -553,16 +560,32 @@ export class CoreNavigatorService {
             return this.navigate(`/main/${path}`, options);
         }
 
-        // Open the path within the default main tab.
+        // Open the path within the home tab.
-        return this.navigate(`/main/${DEFAULT_MAIN_MENU_TAB}`, {
+        return this.navigate(`/main/${CoreMainMenuHomeHandlerService.PAGE_NAME}`, {
             ...options,
             params: {
-                redirectPath: `/main/${DEFAULT_MAIN_MENU_TAB}/${path}`,
+                redirectPath: `/main/${CoreMainMenuHomeHandlerService.PAGE_NAME}/${path}`,
                 redirectOptions: options.params || options.nextNavigation ? options : undefined,
             } as CoreRedirectPayload,
         });
     }
 
+    /**
+     * Get the first page path using priority.
+     *
+     * @return Landing page path.
+     */
+    protected getLandingTabPage(): string {
+        if (!CoreMainMenuDelegate.areHandlersLoaded()) {
+            // Handlers not loaded yet, landing page is the root page.
+            return '';
+        }
+
+        const handlers = CoreMainMenuDelegate.getHandlers();
+
+        return handlers[0]?.page || '';
+    }
+
     /**
      * Replace all objects in query params with an ID that can be used to retrieve the object later.
      *

src/core/services/tests/navigator.test.ts

@@ -21,6 +21,7 @@ import { NavController, Router } from '@singletons';
 import { ActivatedRoute, RouterState } from '@angular/router';
 import { CoreSites } from '@services/sites';
 import { CoreMainMenu } from '@features/mainmenu/services/mainmenu';
+import { CoreMainMenuDelegate } from '@features/mainmenu/services/mainmenu-delegate';
 
 describe('CoreNavigator', () => {
 
@@ -118,7 +119,7 @@ describe('CoreNavigator', () => {
         });
     });
 
-    it('navigates to site paths ussing different path formats', async () => {
+    it('navigates to site paths using different path formats', async () => {
         currentMainMenuHandlers.push('users');
 
         const assertNavigation = async (currentPath, sitePath, expectedPath) => {
@@ -136,11 +137,23 @@ describe('CoreNavigator', () => {
         await assertNavigation('/main/home', '/users/user/42', '/main/users/user/42');
     });
 
-    it('navigates to site home', async () => {
+    it('navigates to site home: no handlers loaded', async () => {
         const success = await navigator.navigateToSiteHome();
 
         expect(success).toBe(true);
-        expect(navControllerMock.navigateRoot).toHaveBeenCalledWith(['/main/home'], {});
+        expect(navControllerMock.navigateRoot).toHaveBeenCalledWith(['/main'], {});
+    });
+
+    it('navigates to site home: handlers loaded', async () => {
+        mockSingleton(CoreMainMenuDelegate, {
+            areHandlersLoaded: () => true,
+            getHandlers: () => [{ title: 'Test', page: 'initialpage', icon: '' }],
+        });
+
+        const success = await navigator.navigateToSiteHome();
+
+        expect(success).toBe(true);
+        expect(navControllerMock.navigateRoot).toHaveBeenCalledWith(['/main/initialpage'], {});
     });
 
     it.todo('navigates to a different site');