sponsors.js

var fs = require('fs');
var path = require("path");
const sponsorPath = "contentlib/sponsors";
const pathToGithubCDN = 'https://raw.githubusercontent.com/Advisori-FTC/SoftwareSecurityGuru/main/';
module.exports = function (Partner) {
    return new Promise((resolve, reject) => {
        Partner.find().exec((err, partnerList) => {
            let copyPartnerList = JSON.parse(JSON.stringify(partnerList));
            fs.readdir(sponsorPath,{}, function(err,files){
                if (err) {
                    throw err;
                }
                let multiPromises = [];
                files.map(function (file) {
                    return path.join(sponsorPath, file);
                }).filter(function (file) {
                    return !fs.statSync(file).isFile();
                }).forEach(function (file) {
                    let found = false;
                    const directoryTitle = file.replace(sponsorPath + '/','');
                    partnerList.forEach( (partner) => {
                        if(partner.name === directoryTitle) {
                            found = true;
                            copyPartnerList.splice(copyPartnerList.findIndex((item) => {return item.name === directoryTitle;}),1);
                        }
                    });
                    multiPromises.push(createUpdatePartner(file.replace(sponsorPath + '/',''), found, Partner));
                });
                Promise.all(multiPromises).then(() => {
                    let multiPromisesDelete = [];
                    copyPartnerList.forEach( (partner) => {
                        multiPromisesDelete.push(deletePartner(partner.name, Partner));
                    });
                    Promise.all(multiPromisesDelete).then(() =>{
                        resolve();
                    })
                });
            });
        });
    });
}

function createUpdatePartner(directoryTitle, found, Partner){
    return new Promise( (resolve, reject) => {
        fs.readFile(sponsorPath + '/' +directoryTitle +'/url.txt',(err, url) => {
            const partner = new Partner({
                name: directoryTitle,
                imageUrl: pathToGithubCDN + sponsorPath + '/' +directoryTitle +'/logo.png',
                homepageUrl: url.toString('utf8')
            });
            if(found === false) {
                partner.save((err, data) => {
                    resolve();
                });
            } else {

                Partner.updateMany({ name: directoryTitle},{
                    $set: {
                        name: directoryTitle,
                        imageUrl: pathToGithubCDN + sponsorPath + '/' +directoryTitle +'/logo.png',
                        homepageUrl: url.toString('utf8')
                    }
                }, (err,data) => {
                    resolve();
                });
            }
        });
    });
}
function deletePartner(title,Partner) {
    return  Partner.deleteOne({ name: title })
}