Files
Jody-Portfolio/contact-api/src/mailer.ts

66 lines
1.8 KiB
TypeScript

import nodemailer from "nodemailer";
import { config } from "./config.js";
import type { ContactRequest } from "./validation.js";
const transporter = nodemailer.createTransport({
host: config.SMTP_HOST,
port: config.SMTP_PORT,
secure: config.SMTP_SECURE,
requireTLS: config.SMTP_REQUIRE_TLS,
auth: {
user: config.SMTP_USER,
pass: config.SMTP_PASS,
},
tls: {
rejectUnauthorized: true,
},
});
const escapeHtml = (value: string): string =>
value
.replace(/&/g, "&")
.replace(/</g, "&lt;")
.replace(/>/g, "&gt;")
.replace(/"/g, "&quot;")
.replace(/'/g, "&#039;");
const newlineToBreaks = (value: string): string =>
escapeHtml(value).replace(/\n/g, "<br>");
export async function verifyMailerConnection(): Promise<void> {
await transporter.verify();
}
export async function sendContactEmail(payload: ContactRequest, sourceIp: string): Promise<void> {
const receivedAt = new Date().toISOString();
const subject = `${config.MAIL_SUBJECT_PREFIX} ${payload.name}`;
const textBody = [
`Name: ${payload.name}`,
`Email: ${payload.email}`,
`Source IP: ${sourceIp || "unknown"}`,
`Received At: ${receivedAt}`,
"",
"Message:",
payload.message,
].join("\n");
const htmlBody = `
<h2>Portfolio Contact Submission</h2>
<p><strong>Name:</strong> ${escapeHtml(payload.name)}</p>
<p><strong>Email:</strong> ${escapeHtml(payload.email)}</p>
<p><strong>Source IP:</strong> ${escapeHtml(sourceIp || "unknown")}</p>
<p><strong>Received At:</strong> ${escapeHtml(receivedAt)}</p>
<p><strong>Message:</strong><br>${newlineToBreaks(payload.message)}</p>
`;
await transporter.sendMail({
from: `"${config.MAIL_FROM_NAME}" <${config.MAIL_FROM_ADDRESS}>`,
to: config.MAIL_TO_ADDRESS,
replyTo: payload.email,
subject,
text: textBody,
html: htmlBody,
});
}