{{define "page"}}
<header class="topbar">
  <div class="container">
    <div class="topbar-inner">
      <a href="{{.Base}}/dashboard" class="topbar-brand">vault1984 <span class="port">account</span></a>
      <nav class="topbar-nav">
        <a href="{{.Base}}/dashboard" class="{{if eq .ActiveNav "dashboard"}}active{{end}}">Vaults</a>
        <a href="{{.Base}}/settings" class="{{if eq .ActiveNav "settings"}}active{{end}}">Settings</a>
        <div class="separator"></div>
        <a href="{{.Base}}/login" id="logout-link">Sign out</a>
      </nav>
    </div>
  </div>
</header>

<main class="container" style="flex:1">
  <section class="section fade-in">
    <span class="label">Account</span>
    <h1 style="margin-top:0.5rem">Settings</h1>
  </section>

  <section class="card fade-in fade-in-delay-1">
    <!-- Email -->
    <div class="settings-section">
      <div class="settings-row">
        <div>
          <div class="settings-label">Email</div>
          <div class="settings-desc">johan@example.com</div>
        </div>
      </div>
    </div>

    <!-- Authentication -->
    <div class="settings-section">
      <div class="settings-row">
        <div>
          <div class="settings-label">Authentication</div>
          <div class="settings-desc">
            Passkey registered &middot;
            <span class="text-accent" style="font-size:0.8125rem">Active</span>
          </div>
        </div>
        <button class="btn btn-ghost" onclick="registerPasskey()">Add passkey</button>
      </div>
    </div>

    <!-- Billing -->
    <div class="settings-section">
      <div class="settings-row">
        <div>
          <div class="settings-label">Billing</div>
          <div class="settings-desc">
            $12/year &middot; Next charge Mar 20, 2027
          </div>
        </div>
        <button class="btn btn-ghost" onclick="manageBilling()">Manage in Stripe</button>
      </div>
    </div>

    <!-- Invoices -->
    <div class="settings-section">
      <div class="settings-row">
        <div>
          <div class="settings-label">Invoices</div>
          <div class="settings-desc">View and download past invoices</div>
        </div>
        <button class="btn btn-ghost" onclick="viewInvoices()">View invoices</button>
      </div>
    </div>
  </section>

  <!-- Danger zone -->
  <section class="section fade-in fade-in-delay-2" style="padding-bottom:3rem">
    <div class="danger-zone">
      <h3>Danger zone</h3>
      <p>
        Deleting your account cancels your subscription, deletes all vaults,
        and removes all data. This cannot be undone.
      </p>
      <button class="btn btn-danger" onclick="deleteAccount()">
        Delete account
      </button>
    </div>
  </section>
</main>
{{end}}

{{define "scripts"}}
<script>
function registerPasskey() {
  // TODO: WebAuthn registration flow for account site
  showToast('Passkey registration not yet implemented', 'error');
}

async function manageBilling() {
  try {
    const resp = await fetch('{{.Base}}/api/billing/portal', { method: 'POST' });
    if (!resp.ok) throw new Error('Could not open billing portal');
    const { url } = await resp.json();
    window.location.href = url;
  } catch (err) {
    showToast(err.message, 'error');
  }
}

function viewInvoices() {
  manageBilling(); // Stripe portal handles invoices too
}

function deleteAccount() {
  // Two-step confirmation
  const zone = document.querySelector('.danger-zone');
  if (zone.dataset.confirming) {
    performDelete();
    return;
  }

  zone.dataset.confirming = 'true';
  const btn = zone.querySelector('.btn-danger');
  btn.textContent = 'Confirm — delete everything';
  btn.style.background = 'rgba(239,68,68,0.25)';

  // Add email confirmation input
  const field = document.createElement('div');
  field.className = 'field';
  field.style.marginBottom = '1rem';
  field.innerHTML = `
    <label style="color:var(--red)">Type your email to confirm</label>
    <input type="email" id="delete-confirm-email" class="input" placeholder="you@example.com" style="border-color:rgba(239,68,68,0.3)">
  `;
  zone.insertBefore(field, btn);
  document.getElementById('delete-confirm-email').focus();
}

async function performDelete() {
  const email = document.getElementById('delete-confirm-email')?.value;
  if (!email) {
    showToast('Please enter your email to confirm', 'error');
    return;
  }

  const btn = document.querySelector('.danger-zone .btn-danger');
  btn.disabled = true;
  btn.textContent = 'Deleting…';

  try {
    const resp = await fetch('{{.Base}}/api/account/delete', {
      method: 'POST',
      headers: { 'Content-Type': 'application/json' },
      body: JSON.stringify({ email })
    });
    if (!resp.ok) throw new Error('Could not delete account');
    window.location.href = '/login?deleted=1';
  } catch (err) {
    showToast(err.message, 'error');
    btn.disabled = false;
    btn.textContent = 'Confirm — delete everything';
  }
}

document.getElementById('logout-link')?.addEventListener('click', (e) => {
  e.preventDefault();
  window.location.href = '{{.Base}}/login';
});

function showToast(msg, type) {
  let t = document.querySelector('.toast');
  if (!t) {
    t = document.createElement('div');
    t.className = 'toast';
    document.body.appendChild(t);
  }
  t.textContent = msg;
  t.className = 'toast ' + type;
  requestAnimationFrame(() => t.classList.add('show'));
  setTimeout(() => t.classList.remove('show'), type === 'error' ? 6000 : 3000);
}
</script>
{{end}}