bricklinkAggregator/bricklink.js

const superagent = require('superagent');
const LotListing = require('./LotListing')
const brickLinkAgent = superagent.agent();
module.exports = {
    getInternalPartId(legoPartNumber) {
        return new Promise((resolve, reject) => {
            brickLinkAgent.get(`https://www.bricklink.com/v2/catalog/catalogitem.page?P=${legoPartNumber}`)
            // .set('User-Agent', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:107.0) Gecko/20100101 Firefox/107.0')
            .then((response => {
                const partIdRegex = /idItem:\s+(?<idItem>\d+)/gm;
                const matches = partIdRegex.exec(response.text);
                resolve(matches.groups?.idItem)
            })).catch(error => {
                console.error('HTTP error from internalPartId', error);
                reject(error);
            })

        })
    },
    getListings(internalPartId) {
        return new Promise((resolve, reject) => {
            brickLinkAgent.get(`https://www.bricklink.com/ajax/clone/catalogifs.ajax`)
            .query({
                itemid: internalPartId,
                loc: 'US'
            })
            // .set('User-Agent', 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:107.0) Gecko/20100101 Firefox/107.0')
            .set('Accept', 'application/json').then(response => {
                if(!response.body.list) {
                    return reject('no list found');
                }
                resolve(response.body.list.map(l => new LotListing(l)));
            }).catch(error => {
                console.error('HTTP error from getListings', error)
                reject(error);
            })
        })
        
    },
    getStoreId(sellerUsername) {
        return new Promise((resolve, reject) => {
            brickLinkAgent.get(`https://store.bricklink.com/${sellerUsername}`)
            .then((response => {
                const storeIdRegex = /username:\s+'.+',\s+id:\s+(?<storeId>\d+)/gm;
                const matches = storeIdRegex.exec(response.text);
                resolve(matches.groups?.storeId)
            })).catch(error => {
                console.error('HTTP error from getStoreId', error)
                reject(error);
            })

        })
    }
}