recurring event

const router = require("express").Router();
require("dotenv").config();
const Bagel = require("@bageldb/bagel-db");
const keys = require("../../secret.js");
let db = new Bagel(keys.ADMIN_TOKEN);

const dayjs = require("dayjs");
const isSameOrBefore = require("dayjs/plugin/isSameOrBefore");
dayjs.extend(isSameOrBefore);

/**
 * Recurring
 * This route is a WebHook for BagelDb
 * It creates Recurring event in Bagel, events with repeat option, of month or week
 * Whenever a reservation collection is created, Bagel will call to this route
 * @param req.body.item the wanted item
 * @param req.body.item.isRecurring is the field that activates the functionality of this route, if it eqauls to false - the request will be ignored
 */
router.post("/recurring", async (req, res) => {
    //if item is not recurring - ignore
    if (!req.body.item.isRecurring || req.body.item.recurringOriginalRecordId) {
        return res.sendStatus(200);
    }
    //deleting the record id, so it will duplicate the record without it, and bagel will create a new id to each record
    delete req.body.item._id;
    req.body.item.recurringOriginalRecordId = req.body.itemID;
    let curDate = dayjs(req.body.item.start);
    let endingDate = dayjs(req.body.item.recurringContinueUntill);
    try {
        while (curDate.isSameOrBefore(endingDate)) {
            curDate = curDate.add(
                1,
                req.body.item.recurringCycle._id == "c13i96a23akg00bvnj90"
                    ? "M"
                    : "w"
            );
            req.body.item.start = curDate;
            // req.body.item.end = dayjs(curDate).add(req.body.item.hours, "h");
            await db.collection("reservation").post(req.body.item);
        }
        return res.sendStatus(200);
    } catch (error) {
        console.log(error);
        return res.sendStatus(500);
    }
});

module.exports = router;