@auth/core/providers/postmark.js

Authentication for the Web.

import { html, text } from "../lib/utils/email.js";
/** @todo Document this */
export default function Postmark(config) {
    return {
        id: "postmark",
        type: "email",
        name: "Postmark",
        from: "Auth.js <no-reply@authjs.dev>",
        maxAge: 24 * 60 * 60,
        async sendVerificationRequest(params) {
            const { identifier: to, provider, url, theme } = params;
            const { host } = new URL(url);
            if (!provider.apiKey)
                throw new TypeError("Missing Postmark API Key");
            const res = await fetch("https://api.postmarkapp.com/email", {
                method: "POST",
                headers: {
                    Accept: "application/json",
                    "Content-Type": "application/json",
                    "X-Postmark-Server-Token": provider.apiKey,
                },
                body: JSON.stringify({
                    From: provider.from,
                    To: to,
                    Subject: `Sign in to ${host}`,
                    TextBody: text({ url, host }),
                    HtmlBody: html({ url, host, theme }),
                    MessageStream: "outbound",
                }),
            });
            if (!res.ok)
                throw new Error("Postmark error: " + JSON.stringify(await res.json()));
        },
        options: config,
    };
}