feat: add redirect to login page from api response

src/store/index.js

@@ -183,14 +183,18 @@ export default new Vuex.Store({
         });
       }
     },
+    
     /**
      * Action to retrieve user information.
-     * - If a token is present in the URL, it indicates a Single Sign-On (SSO) attempt, 
-     * in which case it logs out the user (if logged in) and connects via SSO with the token.
-     * Otherwise, it fetches user information from the Django API endpoint:
-     * - If no user is logged AND if the login should be done through SSO with a redirect,
-     * it naviguates to the login plateform, afterwards the user will be redirected with the token and the original url to open in geocontrib
-     * - Else it displays a message that the user is not logged but can still access the app as an anonymous user.
+     * - If a token is present in the URL, it indicates a Single Sign-On (SSO) attempt,
+     *   in which case it logs out the user (if logged in) and connects via SSO with the token.
+     * - Otherwise, it fetches user information from the Django API endpoint:
+     *   - If no user is logged in AND if the login should be done through SSO with a redirect,
+     *     it navigates to the login platform. Afterward, the user will be redirected with the token and the original URL to open in Geocontrib.
+     *   - Else if the response contains a login_url (to connect with OGS), the user is redirected to this url which will redirect the user
+     *     to geocontrib after login, which will check again if the OGS session is activated
+     *   - Otherwise, it displays a message that the user is not logged in but can still access the app as an anonymous user.
+     * A 'next' parameter is added to transfer to the OGS login page for redirection.
      */
     async GET_USER_INFO({ state, commit, dispatch }) {
       // Extract token from URL query parameters
@@ -211,10 +215,12 @@ export default new Vuex.Store({
             // Update the user state with received user data
             if (response && response.status === 200) {
               const user = response.data.user;
+              console.log('user', user);
               commit('SET_USER', user);
             }
           })
-          .catch(() => {
+          .catch((error) => {
+            const response = error.response;
             // If the instance is set to accept login with redirection
             if (state.configuration.VUE_APP_SSO_LOGIN_URL_WITH_REDIRECT) {
               commit('DISPLAY_MESSAGE', {
@@ -222,6 +228,9 @@ export default new Vuex.Store({
               });
               // Call the SSO login plateform with url to redirect after login
               window.open(`${state.configuration.VUE_APP_SSO_LOGIN_URL_WITH_REDIRECT}/?url_redirect=${encodeURIComponent(currentUrl)}`, '_self');
+            } else if (response && response.data.redirect) {
+              // If the backend return a login url, the user is redirected to connect through OGS login
+              window.location.href = response.data.login_url;
             } else {
               // If the user is not logged in, display an info message
               commit('DISPLAY_MESSAGE', {