pachong/tools/base-data.js

const cheerio = require('cheerio');
var entities = require('html-entities').XmlEntities;

/**
 *  保存 页面基础数据
 * @param { WebDriver } driver 
 */
function baseData(driver) {
    return new Promise((resolve, reject) => {
        driver.getPageSource().then(async htmlStr => {
            const data = {};
            const $ = cheerio.load(htmlStr);

            data.title = $('.tb-detail-hd h1').text();
            data.title = data.title.replace(/(\t|\n)/igm, '');

            data.price = $('#J_StrPriceModBox .tm-price').text();
            data.price2 = $('#J_PromoPrice .tm-price').text();
            data.address = $('#J_deliveryAdd').text();

            // 品牌
            data.brand = $('#J_AttrList .name b').text();

            // 参数
            data.info = [];
            $('#J_AttrUL li').each((i, e) => {
                const htmlArr = $(e).text().split(':');
                data.info.push({
                    key: htmlArr[0],
                    val: htmlArr[1]
                })
            })

            // 详情
            data.details = [];
            $('.content p img').each((i, e) => {
                data.details.push($(e).attr('src'));
            });

            // id
            const url = await driver.getCurrentUrl();
            data.id = url.replace(/^.+id=(\d+)&.+$/igm, '$1');

            resolve(data);
        });

    });

}

exports.baseData = baseData;