// static/js/auth.js v8
var currentToken = null, currentUser = '';
try { currentToken = localStorage.getItem('devportal_token'); currentUser = localStorage.getItem('devportal_user'); } catch (e) {}

window.onload = function() {
    if (currentToken) {
        document.getElementById('auth-screen').style.display = 'none';
        document.getElementById('app-layout').classList.add('open');
        // Default to terminal view
        var termItem = document.querySelector('.nav-item[data-view=terminal-view]');
        var termBnav = document.querySelector('.bnav-item[data-view=terminal-view]');
        switchView('terminal-view', termItem);
        if (termBnav) {
            document.querySelectorAll('.bnav-item').forEach(function(i) { i.classList.remove('active'); });
            termBnav.classList.add('active');
        }
        if (typeof initEditor === 'function') initEditor();
        if (typeof initDashboard === 'function') initDashboard();
        if (typeof loadSettings === 'function') loadSettings();
    }
};

function toggleAuthMode(mode) {
    var btn = document.querySelector('.auth-submit'), alt = document.querySelector('.auth-alt');
    if (mode === 'register') {
        btn.innerHTML = 'Create Account <i class="fa-solid fa-arrow-right"></i>';
        btn.setAttribute('onclick', "handleAuth('register')");
        alt.innerHTML = 'Have an account? <a onclick="toggleAuthMode(\'login\')">Sign In</a>';
    } else {
        btn.innerHTML = 'Sign In <i class="fa-solid fa-arrow-right"></i>';
        btn.setAttribute('onclick', "handleAuth('login')");
        alt.innerHTML = 'No account? <a onclick="toggleAuthMode(\'register\')">Create one</a>';
    }
}

async function handleAuth(action) {
    var errDiv = document.getElementById('auth-error');
    errDiv.textContent = 'Authenticating...';
    errDiv.style.color = 'var(--accent)';
    try {
        var u = document.getElementById('auth-username').value.trim();
        var p = document.getElementById('auth-password').value.trim();
        if (!u || !p) { errDiv.style.color = 'var(--error)'; errDiv.textContent = 'Fields cannot be empty'; return; }
        var res = await fetch('/api/' + action, { method: 'POST', headers: {'Content-Type': 'application/json'}, body: JSON.stringify({username: u, password: p}) });
        var data = await res.json();
        if (data.success) {
            try { localStorage.setItem('devportal_token', data.token); localStorage.setItem('devportal_user', data.username); } catch (e) {}
            currentToken = data.token; currentUser = data.username;
            document.getElementById('auth-screen').style.display = 'none';
            document.getElementById('app-layout').classList.add('open');
            // Default to terminal view after login
            var termItem = document.querySelector('.nav-item[data-view=terminal-view]');
            var termBnav = document.querySelector('.bnav-item[data-view=terminal-view]');
            switchView('terminal-view', termItem);
            if (termBnav) {
                document.querySelectorAll('.bnav-item').forEach(function(i) { i.classList.remove('active'); });
                termBnav.classList.add('active');
            }
            if (typeof initEditor === 'function') initEditor();
            if (typeof initDashboard === 'function') initDashboard();
            if (typeof loadSettings === 'function') loadSettings();
        } else { errDiv.style.color = 'var(--error)'; errDiv.textContent = data.error; }
    } catch (e) { errDiv.style.color = 'var(--error)'; errDiv.textContent = 'Cannot reach server'; }
}

function logout() { try { localStorage.removeItem('devportal_token'); localStorage.removeItem('devportal_user'); } catch (e) {} location.reload(); }