Files
vibn-frontend/lib/email/mailgun.ts

82 lines
2.2 KiB
TypeScript

import Mailgun from "mailgun.js";
import formData from "form-data";
import mjml2html from "mjml";
const mailgun = new Mailgun(formData);
const API_KEY = process.env.MAILGUN_API_KEY || "";
const DOMAIN = process.env.MAILGUN_DOMAIN || "";
const API_URL = process.env.MAILGUN_API_URL || "https://api.mailgun.net";
// Initialize the Mailgun client
const mg = mailgun.client({
username: "api",
key: API_KEY,
url: API_URL,
});
export interface SendEmailOptions {
to: string | string[];
subject: string;
text: string;
html?: string;
mjml?: string; // Optional: If provided, this will be compiled to HTML and override the `html` field.
from?: string; // Optional: If not provided, defaults to the Mailgun system domain
}
/**
* Sends an email using the Mailgun API.
* If `mjml` is provided, it compiles it to responsive HTML before sending.
*/
export async function sendEmail(options: SendEmailOptions) {
// Use the provided from address, or fallback to a default on the live domain
const fromAddress = options.from || `Vibn AI <mailgun@${DOMAIN}>`;
// Format the 'to' address
const toAddresses = Array.isArray(options.to)
? options.to.join(",")
: options.to;
// Process MJML if it exists
let finalHtml = options.html;
if (options.mjml) {
try {
const compiled = mjml2html(options.mjml, {
validationLevel: "soft", // Warn on errors but try to compile anyway
minify: true,
});
if (compiled.errors && compiled.errors.length > 0) {
console.warn("[MJML Compiler Warnings]:", compiled.errors);
}
finalHtml = compiled.html;
} catch (e) {
console.error("[MJML Compiler Error]:", e);
// Fallback to plain text if MJML fails catastrophically
finalHtml = undefined;
}
}
try {
const response = await mg.messages.create(DOMAIN, {
from: fromAddress,
to: toAddresses,
subject: options.subject,
text: options.text,
html: finalHtml,
});
return {
success: true,
id: response.id,
message: response.message,
};
} catch (error: any) {
console.error("[Mailgun Error]:", error);
return {
success: false,
error: error.message || "Failed to send email via Mailgun",
status: error.status,
};
}
}