云湖邮局开放版

这是一个众乐乐的版本，私人使用请看 使用云湖开放API部署云湖邮局 | Runoneall

import PostalMime from "postal-mime";

async function parse(message) {
    const message_from = message.from;
    const message_to = message.to;
    const infoHTML = `<div style="background-color: white; color: black;"><ul><li>From: ${message_from}</li><li>To: ${message_to}</li></ul>`;

    const email = await PostalMime.parse(message.raw);
    const email_subject = email.subject;
    const email_content = email.html ?? email.text;
    const contentHTML = `<details><summary><strong style="font-size: 20px;">${email_subject}</strong></summary>${email_content}</details></div>`;

    return {
        senderId: message_to.split("@")[0],
        respHTML: infoHTML + `<hr>` + contentHTML,
    };
}

async function response(YH_BOT_TOKEN, senderId, respHTML) {
    await fetch(
        `https://chat-go.jwzhd.com/open-apis/v1/bot/send?token=${YH_BOT_TOKEN}`,
        {
            method: "POST",
            headers: { "Content-Type": "application/json; charset=utf-8" },
            body: JSON.stringify({
                recvId: senderId,
                recvType: "user",
                contentType: "html",
                content: { text: respHTML },
            }),
        },
    );
}

export default {
    async email(message, env, ctx) {
        const parsed = await parse(message);
        await response(env.YH_BOT_TOKEN, parsed.senderId, parsed.respHTML);
    },
};

完全公开需开启 Catch-All 功能，或者一个一个加记录使用白名单

支持多域名（能托管到 Cloudflare）