import Review from '../models/Review.js'
import cheerio from "cheerio";
import axios from 'axios';

const search = async (req, res, next) => {
    console.log("1")
    for (let i = 1; (req.reviews).length > 10; i++) {
        try {
            console.log("2")
            let reviews = []
            let content = []
            const url = "https://www.google.com/search?q=" + encodeURI(req.query.keyword) + "+site%3Atistory.com&page_no=" + i
            const response1 = await axios.get(url)
            // console.log(response1.data)
            const $1 = cheerio.load(response1.data);
            $1('.kCrYT').each(async function (i) {
                console.log("3")
                const title = $1(this).find('h3').text()
                const searchParams = new URLSearchParams($1(this).find('a').attr('href'));
                const link = searchParams.get("/url?q")
                const summary = $1(this).find('.s3v9rd').find('.s3v9rd').text()
                Review.find({ link: link }, function (err, review) {
                    if (!review) {
                        content.push(getReview(link))
                        if (title) {
                            reviews[i] = { title: title, link: link }
                        } else if (summary) {
                            reviews[i - 1] = { ...reviews[i - 1], summary: summary }
                            reviews = reviews.filter(e => e)
                        }
                    }
                })
            })
            let promiseReview = await Promise.all(content)
            promiseReview = promiseReview.filter(e => typeof (e) === 'string')
            reviews.forEach(async (review, i) => {
                console.log("4")
                review["content"] = promiseReview[i]
                const reviews = new Review(review).save()
                reviews.keyword.push(req.query.keyword)
                req.reviews.push(reviews)
            })
            console.log("5")
            res.send(reviews)
        } catch (error) {
            console.log("6")
            console.log(error)
            res.send(error)
        }
    }
}

//***************네이버 크롤링 할 때 ********************* */
//     try {
//         let reviews = []
//         let content = []
//         const url = "https://search.naver.com/search.naver?where=view&sm=tab_jum&query=" + encodeURI('한라산')
//         const response1 = await axios.get(url)
//         // console.log(response1.data)
//         const $1 = cheerio.load(response1.data);
//         $1('._list').find('.total_wrap').each(async function (i) {
//             reviews[i] = { name: $1(this).find('.total_tit').text(), summery: $1(this).find('.dsc_txt').text(), link: $1(this).find('.total_tit').attr('href') }
//         })
//         res.send(reviews)
//     } catch (error) {
//         console.log(error)
//         res.send(error)
//     }
// }

const getReview = async (link) => {
    if (link) {
        let content = '없음'
        const res = await axios.get(link)
        const $2 = cheerio.load(res.data);
        if ($2('.tt_article_useless_p_margin').text()) {
            content = $2('.tt_article_useless_p_margin').text()
        }
        return content
    }
}

const find = (req, res, next) => {
    console.log("7", req.body)
    if (req.body.db) {
        next()
    }
    Review.find({ keyword:{ $elemMatch: res.query.keyword } }, function (err, reviews) {
        if (reviews) {
            if (reviews.length > 10)
                res.send(reviews, { db: true })
            req.reviews = reviews
        }
        next()
    })
}
export default { search, find }