@dieugene/queuer/queuer.js

Node.js library for seamless integration with message queues through Yandex Cloud Functions

const fetch = require("node-fetch");

function init(queuerId = process.env.QUEUER_FUNCTION_ID || 'd4eqfj8q8arbr0rrtrbk') {

    function log(...args) {
        if (!!process.env.LOG && process.env.LOG.includes('QUEUER')) console.log(...args);
    }

    async function postQueue(domain = '', body = {}, queue_url){
        await postItem({domain, body, queue_url})
    }

    async function postItem(item) {
        log('QUEUER :: POSTING :: ', JSON.stringify(item));
        let body = typeof item === 'object' ? JSON.stringify(item) : item;
        await fetch('https://functions.yandexcloud.net/' + queuerId, {
            method: 'POST',
            body,
            headers: {'Content-Type': 'application/json',}
        });
    }

    postQueue.item = postItem;

    async function ensureQueueItem(input, value, field = 'queue_url') {
        let items = input.data.object.messagesData,
            result = true;
        for (let i = 0; i < items.length; i++) {
            let valueToCheck = field === 'queue_url' ? items[i].queue_url : items[i].domain;
            if (value !== valueToCheck) {
                console.log('!!!!!!!! >>>>>>>> GOT WRONG QUEUE ITEM ::', JSON.stringify(items[i]));
                await postItem(items[i]);
                result = false;
            }
        }
        return result;
    }

    async function send_to_queue(input, bot_token, queue_url, domain) {
        let item = input.data.object;
        item.bot_token = bot_token;
        item.from_queue = true;
        await postQueue(domain, item, queue_url);
    }

    function is_from_queue(input) {
        return !!input?.data?.object.from_queue
    }
    
    return {
        send_to_queue, is_from_queue,
        post: postQueue,
        ensureQueueItem
    }
}

module.exports = init;