feat: pagina contatti e api email con validazione testata

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

src/lib/contact.ts

@@ -0,0 +1,31 @@
+export interface ContactData {
+  firstName: string; lastName: string; phone: string;
+  email: string; message: string; website: string;
+}
+
+const EMAIL_RE = /^[^\s@]+@[^\s@]+\.[^\s@]+$/;
+
+function str(v: unknown, max: number): string {
+  return typeof v === 'string' ? v.trim().slice(0, max + 1) : '';
+}
+
+export function validateContact(data: unknown):
+  | { ok: true; value: ContactData }
+  | { ok: false; error: string } {
+  if (typeof data !== 'object' || data === null) return { ok: false, error: 'Dati non validi.' };
+  const d = data as Record<string, unknown>;
+  const value: ContactData = {
+    firstName: str(d.firstName, 100),
+    lastName: str(d.lastName, 100),
+    phone: str(d.phone, 40),
+    email: str(d.email, 200),
+    message: str(d.message, 5000),
+    website: str(d.website, 200),
+  };
+  if (value.website) return { ok: false, error: 'Richiesta non valida.' };
+  if (!value.firstName) return { ok: false, error: 'Il nome è obbligatorio.' };
+  if (!EMAIL_RE.test(value.email)) return { ok: false, error: 'Inserisci una e-mail valida.' };
+  if (!value.message) return { ok: false, error: 'Il messaggio è obbligatorio.' };
+  if (value.message.length > 5000) return { ok: false, error: 'Messaggio troppo lungo.' };
+  return { ok: true, value };
+}

src/lib/mailer.ts

@@ -0,0 +1,25 @@
+import nodemailer from 'nodemailer';
+import { getEnv } from './env';
+import type { ContactData } from './contact';
+
+export async function sendContactEmail(data: ContactData): Promise<void> {
+  const transporter = nodemailer.createTransport({
+    host: getEnv('SMTP_HOST'),
+    port: Number(getEnv('SMTP_PORT', '587')),
+    secure: Number(getEnv('SMTP_PORT', '587')) === 465,
+    auth: { user: getEnv('SMTP_USER'), pass: getEnv('SMTP_PASS') },
+  });
+  await transporter.sendMail({
+    from: getEnv('CONTACT_FROM'),
+    to: getEnv('CONTACT_TO', 'info@insanitylab.it'),
+    replyTo: data.email,
+    subject: `Nuovo contatto dal sito: ${data.firstName} ${data.lastName}`.trim(),
+    text: [
+      `Nome: ${data.firstName} ${data.lastName}`.trim(),
+      data.phone && `Telefono: ${data.phone}`,
+      `E-mail: ${data.email}`,
+      '',
+      data.message,
+    ].filter(Boolean).join('\n'),
+  });
+}

src/pages/api/contact.ts

@@ -0,0 +1,26 @@
+import type { APIRoute } from 'astro';
+import { validateContact } from '../../lib/contact';
+import { sendContactEmail } from '../../lib/mailer';
+import { rateLimit } from '../../lib/rate-limit';
+
+export const prerender = false;
+
+const json = (status: number, body: object) =>
+  new Response(JSON.stringify(body), { status, headers: { 'Content-Type': 'application/json' } });
+
+export const POST: APIRoute = async ({ request, clientAddress }) => {
+  if (!rateLimit(`contact:${clientAddress}`, 5, 60 * 60 * 1000)) {
+    return json(429, { error: 'Troppe richieste, riprova più tardi.' });
+  }
+  let data: unknown;
+  try { data = await request.json(); } catch { return json(400, { error: 'Dati non validi.' }); }
+  const result = validateContact(data);
+  if (!result.ok) return json(400, { error: result.error });
+  try {
+    await sendContactEmail(result.value);
+  } catch (err) {
+    console.error('Invio email fallito:', err);
+    return json(502, { error: 'Invio non riuscito, riprova più tardi o scrivici direttamente.' });
+  }
+  return json(200, { ok: true });
+};

src/pages/contact.astro

@@ -0,0 +1,55 @@
+---
+import Base from '../layouts/Base.astro';
+import PageHero from '../components/PageHero.astro';
+import ContactForm from '../components/ContactForm.astro';
+import { site } from '../data/site';
+export const prerender = true;
+const mapsQuery = encodeURIComponent(`${site.address}, ${site.cityLine}`);
+---
+<Base title="Contatti" description="Contatta InsanityLab: Via Leandro Alberti 76, Bologna. Compila il form o chiamaci per una consulenza iniziale.">
+  <PageHero title="Contattaci" />
+  <section class="section">
+    <div class="container cgrid">
+      <div class="cmap" id="map-box">
+        <button class="btn btn--dark" id="map-load">Carica la mappa (Google Maps)</button>
+        <p class="cmap__note">La mappa viene caricata da Google solo dopo il tuo consenso.</p>
+      </div>
+      <ContactForm variant="full" />
+    </div>
+    <div class="container cinfo">
+      <div>
+        <h3>Indirizzo</h3>
+        <p>{site.address} {site.cityLine}</p>
+      </div>
+      <div>
+        <h3>Telefono</h3>
+        <p>{site.phone}</p>
+      </div>
+      <div>
+        <h3>E-mail</h3>
+        <p><a href={`mailto:${site.email}`}>{site.email}</a></p>
+      </div>
+    </div>
+    <div class="container">
+      <p class="cinvite">Per informazioni o per richiedere una consulenza iniziale, compila il form. Un team specializzato ti accoglierà e ti ricontatterà al più presto, oppure lasciaci il tuo contatto.</p>
+    </div>
+  </section>
+</Base>
+
+<style>
+  .cgrid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 50px; margin-bottom: 50px; }
+  .cmap { background: var(--c-bg-alt); min-height: 420px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 14px; }
+  .cmap iframe { width: 100%; height: 100%; border: 0; min-height: 420px; }
+  .cmap__note { font-size: .8rem; color: var(--c-text-light); }
+  .cinfo { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; margin-bottom: 30px; }
+  .cinfo h3 { font-size: .85rem; text-transform: uppercase; letter-spacing: .16em; }
+  .cinvite { max-width: 640px; }
+  @media (max-width: 991px) { .cgrid, .cinfo { grid-template-columns: 1fr; } }
+</style>
+
+<script define:vars={{ mapsQuery }}>
+  document.getElementById('map-load')?.addEventListener('click', () => {
+    const box = document.getElementById('map-box');
+    box.innerHTML = `<iframe src="https://www.google.com/maps?q=${mapsQuery}&output=embed" loading="lazy" title="Mappa InsanityLab" referrerpolicy="no-referrer-when-downgrade"></iframe>`;
+  });
+</script>

tests/contact.test.ts

@@ -0,0 +1,33 @@
+import { describe, it, expect } from 'vitest';
+import { validateContact } from '../src/lib/contact';
+
+describe('validateContact', () => {
+  const good = { firstName: 'Mario', email: 'mario@example.com', message: 'Ciao, vorrei informazioni.' };
+
+  it('accetta payload valido e normalizza i campi opzionali', () => {
+    const r = validateContact(good);
+    expect(r.ok).toBe(true);
+    if (r.ok) {
+      expect(r.value.lastName).toBe('');
+      expect(r.value.email).toBe('mario@example.com');
+    }
+  });
+
+  it('rifiuta email non valida', () => {
+    expect(validateContact({ ...good, email: 'non-email' }).ok).toBe(false);
+  });
+
+  it('rifiuta campi obbligatori mancanti o vuoti', () => {
+    expect(validateContact({ ...good, firstName: ' ' }).ok).toBe(false);
+    expect(validateContact({ ...good, message: '' }).ok).toBe(false);
+    expect(validateContact(null).ok).toBe(false);
+  });
+
+  it('rifiuta honeypot compilato', () => {
+    expect(validateContact({ ...good, website: 'spam.com' }).ok).toBe(false);
+  });
+
+  it('rifiuta messaggi oltre 5000 caratteri', () => {
+    expect(validateContact({ ...good, message: 'x'.repeat(5001) }).ok).toBe(false);
+  });
+});