app: use auth model for init, sidebar, login

webui/static/app.js

@@ -1,4 +1,4 @@
-import { h, render, Link, hComp, ToastContainer, connect, apiFetch, modelRegister, modelFetch, reactive, initAuth, getAuthToken, checkSession } from '/static/hoover/index.js';
+import { h, render, Link, hComp, ToastContainer, connect, disconnect, apiFetch, modelRegister, modelFetch, reactive, createAuthModel, isAuthenticated, getAuthData } from '/static/hoover/index.js';
 
 import DashboardPage from '/static/pages/dashboard.js';
 import InterfacesPage from '/static/pages/interfaces.js';
@@ -32,14 +32,17 @@ const _NavBase = [
 ];
 
 function getNav() {
+    const perms = getAuthData()?.permissions;
     const nav = [..._NavBase];
-    const perms = JSON.parse(sessionStorage.getItem('vw:permissions') || 'null');
     if (perms && perms.auth === 'rw') {
         nav.push({ path: '/users', label: 'Users' });
     }
     return nav;
 }
 
+/* ── Auth model (silent topic — the daemon never broadcasts 'auth') ── */
+modelRegister('auth', createAuthModel());
+
 modelRegister('firewall', {
     subsystem: 'firewall',
     fetch: async () => {
@@ -266,14 +269,29 @@ export async function initApp() {
     // Listen for login events to update router state after auth
     window.addEventListener('auth:login', () => {
         router.isAuthenticated = true;
+        // Defer to a macrotask: at dispatch time (microtask) the login form's
+        // hash change has not run yet — router.state.path is still '/login'.
+        // The deferred check runs after the hashchange task, so a fresh login
+        // fetches all models. connect() is idempotent (_wsConnect no-ops with
+        // a live connection) and gives the post-login session its WS — today
+        // WS only connects on an authenticated page load (pre-existing gap).
+        setTimeout(() => {
+            connect();
             if (!router.state.path.startsWith('/login')) {
                 fetchInitialData();
             }
+        }, 0);
+    });
+
+    // Terminal auth transition — close the WS socket so a same-tab relogin
+    // establishes a fresh connection with the new user's token.
+    window.addEventListener('auth:logout', () => {
+        disconnect();
     });
 
     // Check auth state before connecting WS
-    const ok = await initAuth();
+    await modelFetch('auth', { action: 'check' });
-    if (ok) {
+    if (isAuthenticated()) {
         router.isAuthenticated = true;
         fetchInitialData();
         setTimeout(connect, 0);

webui/static/hoover/index.js

@@ -23,13 +23,19 @@ export { definePage, hComp } from './component.js';
 export { createRouter, Link } from './router.js';
 
 /* ── WebSocket ───────────────────────────────────────────────── */
-export { connect, onMessage } from './websocket.js';
+export { connect, onMessage, disconnect } from './websocket.js';
 
 /* ── API & Toast ─────────────────────────────────────────────── */
-export { apiFetch, toast, dismissToast, apiSubmit, checkAbort, poll, refactorLoad, formAction, setAuthToken, clearAuthTokens, getAuthToken } from './api.js';
+export { apiFetch, toast, dismissToast, apiSubmit, checkAbort, poll, refactorLoad, formAction }
+    from './api.js';
 
 /* ── UI Components: Auth ──────────────────────────────────────── */
-export { scheduleTokenRefresh, cancelTokenRefresh, checkSession, logout, initAuth, handleLoginSuccess, webauthnSupported, startRegistration, startAuthentication } from './components/auth.js';
+export { logout, doLogin, webauthnSupported, checkWebAuthnCapable,
+         startRegistration, startAuthentication } from './components/auth.js';
+
+/* ── Auth model ───────────────────────────────────────────────── */
+export { createAuthModel, getAuthToken, isAuthenticated, refreshAuth, getAuthData }
+    from './auth_model.js';
 
 /* ── Model ───────────────────────────────────────────────────── */
 export { modelRegister, getModel, modelFetch, collectLoadingModels } from './model.js';

webui/static/pages/login.js

@@ -11,9 +11,7 @@ import {
     html,
     apiFetch,
     toast,
-    setAuthToken,
+    doLogin,
-    getAuthToken,
-    handleLoginSuccess,
     webauthnSupported,
     startAuthentication,
     esc,
@@ -89,7 +87,7 @@ async function doPasswordLogin() {
     });
 
     if (res.ok) {
-        handleLoginSuccess(res.data);
+        doLogin(res.data);
         toast('Welcome, ' + esc(username), 'success');
     } else {
         errEl.textContent = res.error || 'Login failed';
@@ -173,7 +171,7 @@ const passkeyClickHandler = async () => {
         });
 
         if (finishRes.ok) {
-            handleLoginSuccess(finishRes.data);
+            doLogin(finishRes.data);
             toast('Welcome, ' + esc(username), 'success');
         } else {
             errEl.textContent = finishRes.error || 'Passkey authentication failed';