package main

import (
    "encoding/json"
    "fmt"
    "log"
    "net/http"

    "astuart.co/goq"
)

// Example as a struct to capture data from example.com
type Example struct {
    Title     string `goquery:"h1"`
    Paragraph string `goquery:"div p"`
}

func main() {
    res, err := http.Get("https://example.com/")
    if err != nil {
            log.Fatal(err)
    }
    defer res.Body.Close()

    var example Example

    err = goq.NewDecoder(res.Body).Decode(&example)
    if err != nil {
            log.Fatal(err)
    }

    fmt.Println(PrettyPrint(example))
}

// PrettyPrint to print struct in a readable way
func PrettyPrint(i interface{}) string {
        s, _ := json.MarshalIndent(i, "", "\t")
        return string(s)
}

{
    "Title": "Example Domain",
    "Paragraph": "This domain is for use in illustrative examples in documents. You may use this domain in literature without prior coordination or asking for permission.More information..."
}

type Wiki struct {
    Title   string   `goquery:"h1"`
    Content []string `goquery:"div.mw-parser-output p"`
}

// wiki gets the wikipedia link
func wiki(keyword string) Wiki {

    // construct wiki links
    link := fmt.Sprintf("https://en.wikipedia.org/wiki/%s", keyword)
    res, err := http.Get(link)
    if err != nil {
            fmt.Println(err)
    }
    defer res.Body.Close()

    var wiki Wiki
    err = goq.NewDecoder(res.Body).Decode(&wiki)
    if err != nil {
            fmt.Println(err)
    }

    return wiki
}

import (
     "encoding/json"
     "fmt"
     "log"
     "net/http"

     "astuart.co/goq"
 )

 func main() {
     kw := "Logistic Regression"
     w := wiki(kw)

     if len(w.Content) >= 3 {
             w.Content = w.Content[0:3]
     }
     fmt.Println(w)
}

package main

import (
    "encoding/json"
    "fmt"
    "net/http"

    "astuart.co/goq"
)
// Article as a struct to parse Openrice Article
type Article struct {
    Title   string   `goquery:"div.cms-detail-title.or-font-family"`
    Content []string `goquery:"div.cms-detail-body-text div"`
}


func main() {
        // Random promotion link from the front page. May be going to be expired
        link := "https://www.openrice.com/zh/hongkong/promo/%E3%80%90%E7%B5%82%E6%96%BC%E7%B4%84friend%E9%A3%9F%E9%A3%AF%E3%80%91%E5%B0%96%E6%B2%99%E5%92%80%E4%B8%BB%E6%89%93%E9%A3%B2%E9%85%92%E6%B5%B7%E9%AE%AE-outdoor%E4%BD%8D%E6%9C%89%E6%B0%A3%E6%B0%9B-a5816"
        result := getArticle(link)

        fmt.Println(PrettyPrint(result))
}

// PrettyPrint to print struct in a readable way
func PrettyPrint(i interface{}) string {
        s, _ := json.MarshalIndent(i, "", "\t")
        return string(s)
}

// getArticle parses the input link and extract the content of the article
// We are passing the link as argument this time
func getArticle(link string) Article {
        res, err := http.Get(link)
        if err != nil {
                fmt.Println(err)
        }
        defer res.Body.Close()

        var rice Article
        err = goq.NewDecoder(res.Body).Decode(&rice)
        if err != nil {
                fmt.Println(err)
        }

        return rice
}

Result (Partial)

{
        "Title": "【終於約Friend食飯】尖沙咀主打飲酒海鮮　Outdoor位有氣氛",
        "Content": [
                "好耐無同朋友夜晚食飯傾計喇！久違咁耐嘅晚餐，梗係想搵個舒服地方飲吓酒、食好嘢啦，尖沙咀呢間樓上餐廳Poseidon 就有個戶外大平台，可以Chill 住睇夜景食飯；室內亦有舒服卡位、高凳位、煙霧特效座位。",
                "",
                "餐廳有駐場調酒師，多款啤酒、紅白酒、雞尾酒可以飲成晚。最正係大廚會定期引入Seasonal 靚食材推新菜式，記住飲酒都要留肚食好嘢呀。",
                "",
                "同場有卡位、高凳同戶外位揀。",
                "",
                "",
                "煙霧特效座位好有氣氛。",
                "",
                "人氣招牌菜　海鮮拼盤",
                "呢度一向主打靚食材，食靚嘢點少得海鮮，所以呢個「海鮮拼盤」一直好有人氣！今次新Menu 繼續有新鮮即開生蠔、雞尾凍蝦、翡翠螺、青口、蝦，新引入超鮮甜花甲，任沾泰式辣醬、紅酒醋、雞尾酒醬3款醬汁，有2人份或4人份揀。",
                "",
                "想食得盡興啲，都可以追加特級鱘魚魚子醬、波士頓龍蝦，會同其他海鮮一齊放喺貝殼大碟上枱，影相一流。",
                "",
                "貝殼大碟上枱超靚。"
      ]
}