package main

import (
    "fmt"
    "net/http"
    "strings"

    "golang.org/x/net/html"
)

func main() {
    //.. HTTP request

    // find all <li> elements
    var processAllPokemon func(*html.Node)
    processAllPokemon = func(n *html.Node) {
        if n.Type == html.ElementNode && n.Data == "li" {
            // process the Pokemon details within each <li> element
            processNode(n)

        }
        // traverse the child nodes
        for c := n.FirstChild; c != nil; c = c.NextSibling {
            processAllPokemon(c)
        }
    }
    // make a recursive call to your function
    processAllPokemon(doc)
}

// process the details of the Pokémon within the <li> element
func processNode(n *html.Node) {
    switch n.Data {
    case "h2":
        // check if FirstChild node of the h2 element is a text
        if n.FirstChild != nil && n.FirstChild.Type == html.TextNode {
            // if yes, retrieve FirstChild's data (name)
            name := n.FirstChild.Data
            // print name
            fmt.Println("Name:", name)
        }

    case "span":
        // check for the span with class "amount"
        for _, a := range n.Attr {
            if a.Key == "class" && strings.Contains(a.Val, "amount") {
                // retrieve the text content of the "amount" span
                for c := n.FirstChild; c != nil; c = c.NextSibling {
                    if c.Type == html.TextNode {
                        // print Pokemon price
                        fmt.Println("Price:", c.Data)
                    }
                }
            }
        }

    case "img":
        // check for the src attribute in the img tag
        for _, a := range n.Attr {
            if a.Key == "src" {
                // retrieve src value
                ImageURL := a.Val
                // print image URL
                fmt.Println("Image URL:", ImageURL)
            }
        }
    }

    // Traverse child nodes
    for c := n.FirstChild; c != nil; c = c.NextSibling {
        processNode(c)
    }
}