Aggiunge invio prenotazioni con Mailjet

backend/app/services/mailer.py

@@ -1,8 +1,13 @@
 from __future__ import annotations
 
+import base64
 from datetime import datetime
 from email.message import EmailMessage
+from html import escape
+import json
 import smtplib
+from urllib.error import HTTPError, URLError
+from urllib.request import Request, urlopen
 
 from app.config import settings
 from app.schemas.booking import BookingRequestCreate
@@ -12,28 +17,42 @@ class MailConfigurationError(RuntimeError):
     pass
 
 
+class MailDeliveryError(RuntimeError):
+    pass
+
+
 def _build_booking_subject(payload: BookingRequestCreate) -> str:
     return f"{settings.booking_email_subject_prefix} Nuova richiesta visita - {payload.name}"
 
 
 def _build_booking_html(payload: BookingRequestCreate) -> str:
     submitted_at = datetime.now().strftime("%d/%m/%Y %H:%M")
+    name = escape(payload.name)
+    email = escape(payload.email)
+    phone = escape(payload.phone)
+    pet_name = escape(payload.pet_name or "-")
+    pet_type = escape(payload.pet_type)
+    doctor = escape(payload.doctor)
+    service = escape(payload.service)
+    date = escape(payload.date)
+    time = escape(payload.time or "Qualsiasi orario")
+    notes = escape(payload.notes or "-")
     return f"""
     <html>
       <body style="font-family: Arial, sans-serif; color: #1f2937; line-height: 1.6;">
         <h2 style="color: #1B4F72;">Nuova richiesta di prenotazione visita</h2>
         <p>È stata inviata una nuova richiesta di prenotazione non vincolante dal sito web.</p>
         <table cellpadding="8" cellspacing="0" border="0" style="border-collapse: collapse;">
-          <tr><td><strong>Nome e cognome</strong></td><td>{payload.name}</td></tr>
-          <tr><td><strong>Email</strong></td><td>{payload.email}</td></tr>
-          <tr><td><strong>Telefono</strong></td><td>{payload.phone}</td></tr>
-          <tr><td><strong>Nome animale</strong></td><td>{payload.pet_name or "-"}</td></tr>
-          <tr><td><strong>Tipo animale</strong></td><td>{payload.pet_type}</td></tr>
-          <tr><td><strong>Medico richiesto</strong></td><td>{payload.doctor}</td></tr>
-          <tr><td><strong>Tipo di visita</strong></td><td>{payload.service}</td></tr>
-          <tr><td><strong>Periodo preferito</strong></td><td>{payload.date}</td></tr>
-          <tr><td><strong>Fascia oraria preferita</strong></td><td>{payload.time or "Qualsiasi orario"}</td></tr>
-          <tr><td><strong>Note</strong></td><td>{payload.notes or "-"}</td></tr>
+          <tr><td><strong>Nome e cognome</strong></td><td>{name}</td></tr>
+          <tr><td><strong>Email</strong></td><td>{email}</td></tr>
+          <tr><td><strong>Telefono</strong></td><td>{phone}</td></tr>
+          <tr><td><strong>Nome animale</strong></td><td>{pet_name}</td></tr>
+          <tr><td><strong>Tipo animale</strong></td><td>{pet_type}</td></tr>
+          <tr><td><strong>Medico richiesto</strong></td><td>{doctor}</td></tr>
+          <tr><td><strong>Tipo di visita</strong></td><td>{service}</td></tr>
+          <tr><td><strong>Periodo preferito</strong></td><td>{date}</td></tr>
+          <tr><td><strong>Fascia oraria preferita</strong></td><td>{time}</td></tr>
+          <tr><td><strong>Note</strong></td><td>{notes}</td></tr>
           <tr><td><strong>Inviata il</strong></td><td>{submitted_at}</td></tr>
         </table>
         <p style="margin-top: 20px;">
@@ -65,6 +84,21 @@ def _build_booking_text(payload: BookingRequestCreate) -> str:
 
 
 def send_booking_request_email(payload: BookingRequestCreate) -> None:
+    if not settings.booking_mail_enabled:
+        raise MailConfigurationError(f"Configurazione email incompleta per provider {settings.mail_provider}.")
+
+    if settings.mail_provider == "mailjet":
+        _send_booking_request_email_mailjet(payload)
+        return
+
+    if settings.mail_provider == "smtp":
+        _send_booking_request_email_smtp(payload)
+        return
+
+    raise MailConfigurationError(f"Provider email non supportato: {settings.mail_provider}")
+
+
+def _send_booking_request_email_smtp(payload: BookingRequestCreate) -> None:
     if not settings.booking_mail_enabled:
         raise MailConfigurationError("Configurazione SMTP incompleta.")
 
@@ -81,3 +115,69 @@ def send_booking_request_email(payload: BookingRequestCreate) -> None:
             server.starttls()
         server.login(settings.smtp_username, settings.smtp_password)
         server.send_message(message)
+
+
+def _send_booking_request_email_mailjet(payload: BookingRequestCreate) -> None:
+    mailjet_payload = {
+        "Messages": [
+            {
+                "From": {
+                    "Email": settings.booking_email_from,
+                    "Name": settings.booking_email_from_name,
+                },
+                "To": [
+                    {
+                        "Email": settings.booking_email_to,
+                        "Name": "Clinica Veterinaria Formiginese",
+                    }
+                ],
+                "ReplyTo": {
+                    "Email": payload.email,
+                    "Name": payload.name,
+                },
+                "Subject": _build_booking_subject(payload),
+                "TextPart": _build_booking_text(payload),
+                "HTMLPart": _build_booking_html(payload),
+            }
+        ]
+    }
+
+    if settings.mailjet_sandbox_mode:
+        mailjet_payload["SandboxMode"] = True
+
+    auth_token = base64.b64encode(
+        f"{settings.mailjet_api_key}:{settings.mailjet_api_secret}".encode("utf-8")
+    ).decode("ascii")
+    request = Request(
+        settings.mailjet_api_url,
+        data=json.dumps(mailjet_payload).encode("utf-8"),
+        headers={
+            "Content-Type": "application/json",
+            "Accept": "application/json",
+            "Authorization": f"Basic {auth_token}",
+        },
+        method="POST",
+    )
+
+    try:
+        with urlopen(request, timeout=30) as response:
+            response_body = response.read().decode("utf-8")
+            response_status = response.status
+    except HTTPError as exc:
+        error_body = exc.read().decode("utf-8", errors="replace")
+        raise MailDeliveryError(f"Mailjet API HTTP {exc.code}: {error_body[:500]}") from exc
+    except URLError as exc:
+        raise MailDeliveryError(f"Mailjet API connection error: {exc.reason}") from exc
+
+    if response_status < 200 or response_status >= 300:
+        raise MailDeliveryError(f"Mailjet API HTTP {response_status}: {response_body[:500]}")
+
+    try:
+        response_payload = json.loads(response_body)
+    except json.JSONDecodeError as exc:
+        raise MailDeliveryError(f"Mailjet API response non JSON: {response_body[:500]}") from exc
+
+    messages = response_payload.get("Messages", [])
+    message_status = messages[0].get("Status") if messages else None
+    if message_status != "success":
+        raise MailDeliveryError(f"Mailjet API delivery status {message_status}: {response_body[:500]}")