demo request and process json soundcloud with golang

soundcloud.go

package main

import (
  "fmt"
  "log"
  "net/http"
  "encoding/json"
  "io/ioutil"
)
const API_KEY = "38682c40bf52f8885ae2ba6dc6ffae81"
const QUERY = "jpmaster"
const LIMIT int = 2

func urlify(path string) string {
  return fmt.Sprintf(path, API_KEY, QUERY, LIMIT)
}

// represents a search result
type SearchResult struct {
  Id                int
  Title             string
  Created_at        string
  Duration          int
  Stream_url        string
  Description       string
  Permalink_url     string
  Download_url      string
  CreatedAtFormated string
  Downloadable      bool
}

var SearchResults []*SearchResult

func main() {
  // http request
  res,err := http.Get(urlify("http://api.soundcloud.com/tracks?client_id=%s&filter=downloadable&q=%s&limit=%d"))

  resbody, err := ioutil.ReadAll(res.Body)
  if err != nil {
    log.Fatal(err)
  }

  res.Body.Close()
  
  err = json.Unmarshal(resbody, &SearchResults)
  if err != nil {
    log.Fatal(err)
    return
  }

  for _, v := range SearchResults {
    fmt.Printf("%s - %d\n", v.Title, v.Id)
  }
}

//command
//go run soundcloud.go