♻️(frontend) use a hook instead of a store for auth

We will use a hook instead of a store for the auth
feature. The hook will be powered by ReactQuery,
it will provide us fine-grained control over the
auth state and will be easier to use.

src/frontend/apps/impress/src/features/auth/__tests__/utils.test.tsx

@@ -1,7 +1,7 @@
 import { Crisp } from 'crisp-sdk-web';
 import fetchMock from 'fetch-mock';
 
-import { useAuthStore } from '../useAuthStore';
+import { gotoLogout } from '../utils';
 
 jest.mock('crisp-sdk-web', () => ({
   ...jest.requireActual('crisp-sdk-web'),
@@ -17,7 +17,7 @@ jest.mock('crisp-sdk-web', () => ({
   },
 }));
 
-describe('useAuthStore', () => {
+describe('utils', () => {
   afterEach(() => {
     jest.clearAllMocks();
     fetchMock.restore();
@@ -33,7 +33,7 @@ describe('useAuthStore', () => {
       writable: true,
     });
 
-    useAuthStore.getState().logout();
+    gotoLogout();
 
     expect(Crisp.session.reset).toHaveBeenCalled();
   });

src/frontend/apps/impress/src/features/auth/api/index.ts

@@ -1,2 +1,2 @@
-export * from './getMe';
+export * from './useAuthQuery';
 export * from './types';

src/frontend/apps/impress/src/features/auth/api/useAuthQuery.tsx

@@ -1,4 +1,6 @@
-import { fetchAPI } from '@/api';
+import { UseQueryOptions, useQuery } from '@tanstack/react-query';
+
+import { APIError, fetchAPI } from '@/api';
 
 import { User } from './types';
 
@@ -19,3 +21,16 @@ export const getMe = async (): Promise<User> => {
   }
   return response.json() as Promise<User>;
 };
+
+export const KEY_AUTH = 'auth';
+
+export function useAuthQuery(
+  queryConfig?: UseQueryOptions<User, APIError, User>,
+) {
+  return useQuery<User, APIError, User>({
+    queryKey: [KEY_AUTH],
+    queryFn: getMe,
+    staleTime: 1000 * 60 * 15, // 15 minutes
+    ...queryConfig,
+  });
+}

src/frontend/apps/impress/src/features/auth/components/Auth.tsx

@@ -1,10 +1,10 @@
 import { Loader } from '@openfun/cunningham-react';
-import { useRouter } from 'next/router';
-import { PropsWithChildren, useEffect, useState } from 'react';
+import { PropsWithChildren } from 'react';
 
 import { Box } from '@/components';
+import HomeContent from '@/features/home/components/HomeContent';
 
-import { useAuthStore } from '../stores/useAuthStore';
+import { useAuth } from '../hooks';
 
 /**
  * TODO: Remove this restriction when we will have a homepage design for non-authenticated users.
@@ -14,47 +14,10 @@ import { useAuthStore } from '../stores/useAuthStore';
  * When we will have a homepage design for non-authenticated users, we will remove this restriction to have
  * the full website accessible without authentication.
  */
-const regexpUrlsAuth = [/\/docs\/$/g, /^\/$/g];
-
 export const Auth = ({ children }: PropsWithChildren) => {
-  const { initAuth, initiated, authenticated, login, getAuthUrl } =
-    useAuthStore();
-  const { asPath, replace } = useRouter();
+  const { user, isLoading, pathAllowed } = useAuth();
 
-  const [pathAllowed, setPathAllowed] = useState<boolean>(
-    !regexpUrlsAuth.some((regexp) => !!asPath.match(regexp)),
-  );
-
-  useEffect(() => {
-    initAuth();
-  }, [initAuth]);
-
-  useEffect(() => {
-    setPathAllowed(!regexpUrlsAuth.some((regexp) => !!asPath.match(regexp)));
-  }, [asPath]);
-
-  // We force to login except on allowed paths
-  useEffect(() => {
-    if (!initiated || authenticated || pathAllowed) {
-      return;
-    }
-
-    login();
-  }, [authenticated, pathAllowed, login, initiated]);
-
-  // Redirect to the path before login
-  useEffect(() => {
-    if (!authenticated) {
-      return;
-    }
-
-    const authUrl = getAuthUrl();
-    if (authUrl) {
-      void replace(authUrl);
-    }
-  }, [authenticated, getAuthUrl, replace]);
-
-  if ((!initiated && pathAllowed) || (!authenticated && !pathAllowed)) {
+  if (isLoading) {
     return (
       <Box $height="100vh" $width="100vw" $align="center" $justify="center">
         <Loader />

src/frontend/apps/impress/src/features/auth/components/ButtonLogin.tsx

@@ -1,22 +1,23 @@
 import { Button } from '@openfun/cunningham-react';
 import { useTranslation } from 'react-i18next';
 
-import { useAuthStore } from '@/features/auth';
+import { useAuth } from '../hooks';
+import { gotoLogin, gotoLogout } from '../utils';
 
 export const ButtonLogin = () => {
   const { t } = useTranslation();
-  const { logout, authenticated, login } = useAuthStore();
+  const { authenticated } = useAuth();
 
   if (!authenticated) {
     return (
-      <Button onClick={login} color="primary-text" aria-label={t('Login')}>
+      <Button onClick={gotoLogin} color="primary-text" aria-label={t('Login')}>
         {t('Login')}
       </Button>
     );
   }
 
   return (
-    <Button onClick={logout} color="primary-text" aria-label={t('Logout')}>
+    <Button onClick={gotoLogout} color="primary-text" aria-label={t('Logout')}>
       {t('Logout')}
     </Button>
   );

src/frontend/apps/impress/src/features/auth/conf.ts

@@ -1 +1,5 @@
+import { baseApiUrl } from '@/api';
+
 export const PATH_AUTH_LOCAL_STORAGE = 'docs-path-auth';
+export const LOGIN_URL = `${baseApiUrl()}authenticate/`;
+export const LOGOUT_URL = `${baseApiUrl()}logout/`;

src/frontend/apps/impress/src/features/auth/hooks/index.ts

@@ -0,0 +1 @@
+export * from './useAuth';

src/frontend/apps/impress/src/features/auth/hooks/useAuth.tsx

@@ -0,0 +1,34 @@
+import { useRouter } from 'next/router';
+import { useEffect, useState } from 'react';
+
+import { useAuthQuery } from '../api';
+import { getAuthUrl } from '../utils';
+
+const regexpUrlsAuth = [/\/docs\/$/g, /\/docs$/g, /^\/$/g];
+
+export const useAuth = () => {
+  const { data: user, ...authStates } = useAuthQuery();
+  const { pathname, replace } = useRouter();
+
+  const [pathAllowed, setPathAllowed] = useState<boolean>(
+    !regexpUrlsAuth.some((regexp) => !!pathname.match(regexp)),
+  );
+
+  useEffect(() => {
+    setPathAllowed(!regexpUrlsAuth.some((regexp) => !!pathname.match(regexp)));
+  }, [pathname]);
+
+  // Redirect to the path before login
+  useEffect(() => {
+    if (!user) {
+      return;
+    }
+
+    const authUrl = getAuthUrl();
+    if (authUrl) {
+      void replace(authUrl);
+    }
+  }, [user, replace]);
+
+  return { user, authenticated: !!user, pathAllowed, ...authStates };
+};

src/frontend/apps/impress/src/features/auth/index.ts

@@ -1,3 +1,4 @@
 export * from './api/types';
 export * from './components';
-export * from './stores';
+export * from './hooks';
+export * from './utils';

src/frontend/apps/impress/src/features/auth/stores/index.ts

@@ -1 +0,0 @@
-export * from './useAuthStore';

src/frontend/apps/impress/src/features/auth/stores/useAuthStore.tsx

@@ -1,64 +0,0 @@
-import { create } from 'zustand';
-
-import { baseApiUrl } from '@/api';
-import { terminateCrispSession } from '@/services';
-
-import { User, getMe } from '../api';
-import { PATH_AUTH_LOCAL_STORAGE } from '../conf';
-
-interface AuthStore {
-  initiated: boolean;
-  authenticated: boolean;
-  initAuth: () => void;
-  logout: () => void;
-  login: () => void;
-  setAuthUrl: (url: string) => void;
-  getAuthUrl: () => string | undefined;
-  userData?: User;
-}
-
-const initialState = {
-  initiated: false,
-  authenticated: false,
-  userData: undefined,
-};
-
-export const useAuthStore = create<AuthStore>((set, get) => ({
-  initiated: initialState.initiated,
-  authenticated: initialState.authenticated,
-  userData: initialState.userData,
-  initAuth: () => {
-    getMe()
-      .then((data: User) => {
-        set({ authenticated: true, userData: data });
-      })
-      .catch(() => {})
-      .finally(() => {
-        set({ initiated: true });
-      });
-  },
-  login: () => {
-    get().setAuthUrl(window.location.pathname);
-
-    window.location.replace(`${baseApiUrl()}authenticate/`);
-  },
-  logout: () => {
-    terminateCrispSession();
-    window.location.replace(`${baseApiUrl()}logout/`);
-  },
-  // If we try to access a specific page and we are not authenticated
-  // we store the path in the local storage to redirect to it after login
-  setAuthUrl() {
-    if (window.location.pathname !== '/') {
-      localStorage.setItem(PATH_AUTH_LOCAL_STORAGE, window.location.pathname);
-    }
-  },
-  // If a path is stored in the local storage, we return it then remove it
-  getAuthUrl() {
-    const path_auth = localStorage.getItem(PATH_AUTH_LOCAL_STORAGE);
-    if (path_auth) {
-      localStorage.removeItem(PATH_AUTH_LOCAL_STORAGE);
-      return path_auth;
-    }
-  },
-}));

src/frontend/apps/impress/src/features/auth/utils.ts

@@ -0,0 +1,27 @@
+import { terminateCrispSession } from '@/services/Crisp';
+
+import { LOGIN_URL, LOGOUT_URL, PATH_AUTH_LOCAL_STORAGE } from './conf';
+
+export const getAuthUrl = () => {
+  const path_auth = localStorage.getItem(PATH_AUTH_LOCAL_STORAGE);
+  if (path_auth) {
+    localStorage.removeItem(PATH_AUTH_LOCAL_STORAGE);
+    return path_auth;
+  }
+};
+
+export const setAuthUrl = () => {
+  if (window.location.pathname !== '/') {
+    localStorage.setItem(PATH_AUTH_LOCAL_STORAGE, window.location.pathname);
+  }
+};
+
+export const gotoLogin = () => {
+  setAuthUrl();
+  window.location.replace(LOGIN_URL);
+};
+
+export const gotoLogout = () => {
+  terminateCrispSession();
+  window.location.replace(LOGOUT_URL);
+};

src/frontend/apps/impress/src/features/docs/doc-editor/components/BlockNoteEditor.tsx

@@ -10,7 +10,7 @@ import { css } from 'styled-components';
 import * as Y from 'yjs';
 
 import { Box, TextErrors } from '@/components';
-import { useAuthStore } from '@/features/auth';
+import { useAuth } from '@/features/auth';
 import { Doc } from '@/features/docs/doc-management';
 
 import { useUploadFile } from '../hook';
@@ -113,7 +113,7 @@ interface BlockNoteEditorProps {
 }
 
 export const BlockNoteEditor = ({ doc, provider }: BlockNoteEditorProps) => {
-  const { userData } = useAuthStore();
+  const { user } = useAuth();
   const { setEditor } = useEditorStore();
   const { t } = useTranslation();
 
@@ -126,7 +126,7 @@ export const BlockNoteEditor = ({ doc, provider }: BlockNoteEditorProps) => {
 
   const collabName = readOnly
     ? 'Reader'
-    : userData?.full_name || userData?.email || t('Anonymous');
+    : user?.full_name || user?.email || t('Anonymous');
 
   const editor = useCreateBlockNote(
     {

src/frontend/apps/impress/src/features/docs/doc-share/hooks/useWhoAmI.tsx

@@ -1,16 +1,16 @@
-import { useAuthStore } from '@/features/auth';
+import { useAuth } from '@/features/auth';
 import { Access, Role } from '@/features/docs/doc-management';
 
 export const useWhoAmI = (access: Access) => {
-  const { userData } = useAuthStore();
+  const { user } = useAuth();
 
-  const isMyself = userData?.id === access.user.id;
+  const isMyself = user?.id === access.user.id;
   const rolesAllowed = access.abilities.set_role_to;
 
   const isLastOwner =
     !rolesAllowed.length && access.role === Role.OWNER && isMyself;
 
-  const isOtherOwner = access.role === Role.OWNER && userData?.id && !isMyself;
+  const isOtherOwner = access.role === Role.OWNER && user?.id && !isMyself;
 
   return {
     isLastOwner,

src/frontend/apps/impress/src/features/left-panel/components/LeftPanelHeader.tsx

@@ -4,7 +4,7 @@ import { useRouter } from 'next/navigation';
 import { PropsWithChildren } from 'react';
 
 import { Box, Icon, SeparatedSection } from '@/components';
-import { useAuthStore } from '@/features/auth';
+import { useAuth } from '@/features/auth';
 import { useCreateDoc } from '@/features/docs/doc-management';
 import { DocSearchModal } from '@/features/docs/doc-search';
 import { useCmdK } from '@/hook/useCmdK';
@@ -14,7 +14,7 @@ import { useLeftPanelStore } from '../stores';
 export const LeftPanelHeader = ({ children }: PropsWithChildren) => {
   const router = useRouter();
   const searchModal = useModal();
-  const auth = useAuthStore();
+  const { authenticated } = useAuth();
   useCmdK(searchModal.open);
   const { togglePanel } = useLeftPanelStore();
 
@@ -54,7 +54,7 @@ export const LeftPanelHeader = ({ children }: PropsWithChildren) => {
                   <Icon $variation="800" $theme="primary" iconName="house" />
                 }
               />
-              {auth.authenticated && (
+              {authenticated && (
                 <Button
                   onClick={searchModal.open}
                   size="medium"
@@ -65,7 +65,7 @@ export const LeftPanelHeader = ({ children }: PropsWithChildren) => {
                 />
               )}
             </Box>
-            {auth.authenticated && (
+            {authenticated && (
               <Button onClick={createNewDoc}>{t('New doc')}</Button>
             )}
           </Box>

src/frontend/apps/impress/src/pages/docs/[id]/index.tsx

@@ -5,7 +5,7 @@ import { useRouter } from 'next/router';
 import { useEffect, useState } from 'react';
 
 import { Box, Text, TextErrors } from '@/components';
-import { useAuthStore } from '@/features/auth';
+import { gotoLogin } from '@/features/auth';
 import { DocEditor } from '@/features/docs/doc-editor';
 import {
   Doc,
@@ -45,7 +45,6 @@ interface DocProps {
 }
 
 const DocPage = ({ id }: DocProps) => {
-  const { login } = useAuthStore();
   const {
     data: docQuery,
     isError,
@@ -106,7 +105,7 @@ const DocPage = ({ id }: DocProps) => {
     }
 
     if (error.status === 401) {
-      login();
+      gotoLogin();
       return null;
     }