summaryrefslogtreecommitdiff
path: root/crawler/shop_whiskyde.go
blob: d06f5228432eab9973d39889fb2527a82f680fbd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
package main

import (
	"strings"

	"github.com/gocolly/colly"
)

func (app *App) ScrapeWhiskyde(shop Shop) []Angebot {
	Shop_url := "https://www.whisky.de/shop/Angebote/Sonderangebote/"

	Whiskys := []Angebot{}

	c := app.customCollector([]string{"whisky.de", "www.whisky.de"})

	c.OnHTML(".is-buyable", func(e *colly.HTMLElement) {

		if e.Request.URL.String() != Shop_url {
			Debug(nil, "Whisky.de: Request url ("+e.Request.URL.String()+") is not shop url ("+Shop_url+").")
			return
		}

		W := Angebot{}

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

		whisky_name := e.ChildAttr("a", "title")
		W.Name = whisky_name
		whisky_url := strings.Replace(e.ChildAttr("a", "href"), "?&searchorigin=2", "", 1)
		W.Url = whisky_url

		var err error

		e.ForEach(".article-price-original", func(i int, e *colly.HTMLElement) {
			W.Original_price, err = convert_price(e.ChildText("del"))
			if err != nil {
				W.error_msg = err.Error()
				W.error_ctx = e.ChildText("del")
				W.Println("Whisky.de: Converting original price failed")
				return
			}
		})
		e.ForEach(".article-price", func(i int, e *colly.HTMLElement) {
			W.Discounted_price, err = convert_price(e.ChildText(".article-price-default"))
			if err != nil {
				W.error_msg = err.Error()
				W.error_ctx = e.ChildText(".article-price-default")
				W.Println("Whisky.de: Converting discounted price failed")
				return
			}
		})

		e.ForEach(".article-thumbnail", func(i int, e *colly.HTMLElement) {
			W.Image_url = e.ChildAttr("img", "data-src")
		})

		e.ForEach(".article-price-prefix", func(i int, e *colly.HTMLElement) {
			//W.Valid_until = e.ChildText(".article-price-special")
		})

		text_noisy := e.ChildText(".article-amount")

		if !strings.Contains(text_noisy, "Liter") {
			W.error_ctx = text_noisy
			W.error_msg = "Whisky.de: String 'Liter' not found."
			W.Println("Whisky.de: String 'Liter' not found.")
			return
		}

		abv_noisy := strings.TrimSpace(strings.SplitAfter(text_noisy, "Liter")[1])
		W.Volume, err = extract_volume(text_noisy)
		if err != nil {
			W.error_msg = err.Error()
			W.error_ctx = text_noisy
			W.Println("Whisky.de: Extracting volume failed")
			return
		}
		W.Abv, err = extract_abv(abv_noisy)
		if err != nil {
			W.error_msg = err.Error()
			W.error_ctx = abv_noisy
			W.Println("Whisky.de: Extracting abv failed")
			return
		}

		if W.Volume == 0 {
			W.error_msg = "Whisky.de: Volume is zero"
			W.error_ctx = text_noisy
			W.Println("Whisky.de: Volume is zero")
			return
		}
		if W.Abv == 0 {
			W.error_msg = "Whisky.de: Abv is zero"
			W.error_ctx = abv_noisy
			W.Println("Whisky.de: Abv is zero")
			return
		}

		W.Base_price, err = convert_price(e.ChildText(".article-unitprice-default"))
		if err != nil {
			W.error_msg = err.Error()
			W.error_ctx = e.ChildText(".article-unitprice-default")
			W.Println("Whisky.de: Converting base price failed")
			return
		}

		e.Request.Visit(W.Url)
		W.Website = e.Request.Ctx.Get("website")

		Whiskys = append(Whiskys, W)
	})

	c.OnHTML("body", func(e *colly.HTMLElement) {
		if e.Request.URL.String() == Shop_url {
			return
		}
		e.Request.Ctx.Put("website", string(e.Response.Body))
	})

	err := c.Visit(Shop_url)
	if err != nil {
		Warn(nil, shop.Name+": "+err.Error())
	}

	return Whiskys
}