async function requestHtml(url, options) {
    try {
        let html = (await req(url, options)).content;
        // log(html);
        return html
    } catch (e) {
        log(`requestHtml error:${e.message}`);
        return ''
    }

}

async function requestJson(url, options) {
    try {
        let html = (await req(url, options)).content;
        return JSON.parse(html)
    } catch (e) {
        log(`requestJson error:${e.message}`);
        return {}
    }
}

async function getPublicIp() {
    let ip_obj = await requestJson('http://httpbin.org/ip');
    // log('ip_obj:',ip_obj);
    return ip_obj.origin
}

$.exports = {
    requestHtml,
    requestJson,
    getPublicIp,
    // axios // 没法import系统库
}