package main

import (
	"log"
	"strings"

	"github.com/PuerkitoBio/goquery"
	"github.com/gocolly/colly"
)

func ScrapeWhic(shop Shop) []Angebot {
	Whiskys := []Angebot{}

	c := colly.NewCollector(
		colly.AllowedDomains("whic.de"),
	)

	c.OnHTML("li.item", func(e *colly.HTMLElement) {
		W := Angebot{}

		whisky_name := e.ChildAttr("a", "title")
		whisky_url := e.ChildAttr("a", "href")

		W.Name = whisky_name
		W.Url = whisky_url

		var err error

		e.ForEach(".price-box", func(i int, e *colly.HTMLElement) {
			e.ForEach(".old-price", func(i int, e *colly.HTMLElement) {
				W.Original_price, err = sanitize_price(e.ChildText(".price"))
				if err != nil {
					log.Fatal(err)
				}
			})
			e.ForEach(".special-price", func(i int, e *colly.HTMLElement) {
				W.Discounted_price, err = sanitize_price(e.ChildText(".price"))
				if err != nil {
					log.Fatal(err)
				}
			})
		})

		/*
		 * colly does not parse a <noscript>, thus we are reading the content and parse it as html.
		 */
		img_link_noisy := e.ChildText(".product-image")

		doc, err := goquery.NewDocumentFromReader(strings.NewReader(img_link_noisy))
		if err != nil {
			log.Fatal(err)
		}
		W.Image_url, _ = doc.Find("img").Attr("src")

		W.Shop = shop.Id
		W.Spirit_type = "Whisky"

		Whiskys = append(Whiskys, W)
	})

	c.Visit("https://whic.de/angebote")

	return Whiskys
}