const { ImapFlow } = require('imapflow');

const client = new ImapFlow({
    host: 'imap.strato.de',
    port: 993,
    secure: true,
    auth: {
        user: 'info@federspiel.tech',
        pass: 'fpGUpbQG34'
    },
    logger: {}
});

const main = async () => {
    // Wait until client connects and authorizes
    await client.connect();


    // Select and lock a mailbox. Throws if mailbox does not exist
    let lock = await client.getMailboxLock('INBOX');
    try {
        // fetch latest message source
        // client.mailbox includes information about currently selected mailbox
        // "exists" value is also the largest sequence number available in the mailbox
        let message = await client.fetchOne(client.mailbox.exists, { source: true });
        //console.log(message.source.toString());

        // list subjects for all messages
        // uid value is always included in FETCH response, envelope strings are in unicode.
        for await (let message of client.fetch('1', { source:true , envelope: true, flags:true, bodyStructure: true, labels:true, bodyParts: true })) {
            console.log(`${message.uid}: ${message.envelope.subject}`);
            //console.log(`${message.envelope}`);
            console.log(message)
            console.log(message.bodyStructure.childNodes)
            message.bodyStructure.childNodes.forEach(i => console.log(i))


        }

        let data = await client.download('1','1.1');
        console.log(data)
        data.content.pipe(process.stdout)
        /*let tree = await client.listTree();
        console.log(tree)
        tree.folders.forEach(mailbox => console.log(mailbox.path))*/
    } finally {
        // Make sure lock is released, otherwise next `getMailboxLock()` never returns
        lock.release();
    }

    /*let mailbox = await client.mailboxOpen('INBOX');
        // fetch UID for the last email in the selected mailbox
    let lastMsg = await client.fetchOne('*', {uid: true})
    console.log(lastMsg.uid);*/

    // log out and close connection
    await client.logout();
};

main().catch(err => {}/*console.error(err)*/);