| import nodemailer from "nodemailer"; |
| import { ApiError } from "./api"; |
|
|
| type TransactionalEmail = { |
| to: string; |
| subject: string; |
| text: string; |
| html: string; |
| previewUrl?: string; |
| }; |
|
|
| function deliveryMode() { |
| const configured = process.env.EMAIL_DELIVERY_MODE?.trim().toLowerCase(); |
| if (configured === "smtp" || configured === "console") return configured; |
| return process.env.SMTP_HOST ? "smtp" : "console"; |
| } |
|
|
| export async function sendTransactionalEmail( |
| message: TransactionalEmail, |
| ): Promise<{ delivery: string; previewUrl?: string }> { |
| const apiUrl = process.env.WEBSITEBENCH_MAIL_API_URL?.trim(); |
| const apiToken = process.env.WEBSITEBENCH_MAIL_API_TOKEN?.trim(); |
| const apiFrom = process.env.WEBSITEBENCH_MAIL_FROM?.trim(); |
| if (apiUrl && apiToken && apiFrom) { |
| const response = await fetch(apiUrl, { |
| method: "POST", |
| headers: { |
| authorization: `Bearer ${apiToken}`, |
| "content-type": "application/json", |
| accept: "application/json", |
| }, |
| body: JSON.stringify({ from: apiFrom, to: [message.to], subject: message.subject, text: message.text }), |
| }).catch(() => null); |
| const result = await response?.json().catch(() => null) as { id?: string } | null; |
| if (!response?.ok || !result?.id) { |
| throw new ApiError(503, "Email delivery failed.", "email_delivery_failed"); |
| } |
| return { delivery: "mailpit" }; |
| } |
| if (deliveryMode() === "console") { |
| throw new ApiError(503, "SMTP email delivery is required.", "email_not_configured"); |
| } |
|
|
| const host = process.env.SMTP_HOST; |
| const from = process.env.MAIL_FROM ?? process.env.SMTP_FROM; |
| if (!host || !from) { |
| throw new ApiError(503, "SMTP_HOST and MAIL_FROM must be configured for email delivery.", "email_not_configured"); |
| } |
|
|
| const port = Number(process.env.SMTP_PORT ?? 587); |
| const transporter = nodemailer.createTransport({ |
| host, |
| port, |
| secure: process.env.SMTP_SECURE === "true" || port === 465, |
| auth: process.env.SMTP_USER ? { |
| user: process.env.SMTP_USER, |
| pass: process.env.SMTP_PASS ?? "", |
| } : undefined, |
| }); |
|
|
| await transporter.sendMail({ |
| from, |
| to: message.to, |
| subject: message.subject, |
| text: message.text, |
| html: message.html, |
| }); |
| return { delivery: "smtp" }; |
| } |
|
|
