const puppeteer = require('puppeteer');
const cheerio = require('cheerio')
let mainurl = "http://www.taduo.net/"
let gethtml = (name) => {
    return new Promise(async (res, rej) => {
        puppeteer.launch({
            headless: true,
            args: ['--no-sandbox', '--disable-setuid-sandbox']
        }).then(async (browser) => {

            const page = await browser.newPage();

            // await page.goto(mainurl);
            try {
                await page.goto(mainurl);
            } catch (error) {
                console.log("err")
                browser.close()
                res([])
            }
            await page.type(".searchtext1", name);
            // const usernameValue = await page.$eval(".searchtext1", el => el.value);
            await page.click("#btnSend1")
            let openpages = []
            let num = 0;
            let set = setInterval(async () => {
                await browser.pages().then((res) => {
                    // console.log(res.length)
                    openpages = res
                })
                try {
                    await openpages[2].content().then((r) => {
                        // console.log(r)
                        if(r.indexOf("没有搜索到相关的内容") != -1 || r.indexOf("您当前的位置") !=-1){
                            res(r)
                            clearInterval(set)
                            browser.close()

                        }else{
                            throw error;
                        }
                       
                    })

                } catch (error) {
                    num++
                    // console.log(num)
                    if(num > 10){
                        res([])
                        clearInterval(set)
                        browser.close()

                    }
                    // console.log(err)
                    // res([])

                }
            }, 500);
            // setTimeout(async () => {
            //     await browser.pages().then((res) => {
            //         // console.log(res.length)
            //         openpages = res
            //     })
            //     try {
            //         await openpages[2].content().then((r) => {
            //             res(r)
            //         })
            //         browser.close()

            //     } catch (error) {
            //         res([])
            //     browser.close()
                    
            //     }
            // }, 1500);
            
        })
    })
}


let get =  (name) => {
    return new Promise(async (res,rej)=>{
     
        try {
            let html;
            await gethtml(name).then((res) => {
                html = res
            })
            // console.log(html)
            let $ = cheerio.load(html)
            let list = []
            await $("#dmList ul li").each((index, ele) => {
                let item = cheerio.load($(ele).html(), { decodeEntities: false })
                let name = item("dl dt a").html()
                let date = item("dl dd p").eq(0).html()
                let url = mainurl + item("dl dt a").attr("href")
                let update = item("dl dd p").eq(1).html().replace("<em>", "").replace('</em><span class="red">', "").replace('</span></p>', "").replace("</span>", "")
                date = date.replace("<em>", "").replace('</em><span class="red">', "").replace('</span></p>', "").replace("</span>", "")
                // console.log({
                //     date,
                //     name,
                //     url,
                //     update
                // })
                let l = {
                    date,
                    name,
                    url,
                    update
                }
                list.push(l)
            })
            // console.log(list)
            list = {name:"塔多漫画",list}
    
            res(list); 
        } catch (error) {
            rej([])
        }
    })

}
module.exports = get