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Make request and parse json into Go struct collection, map to another struct collection and print
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| package main | |
| import ( | |
| "encoding/json" | |
| "fmt" | |
| "net/http" | |
| ) | |
| type gist struct { | |
| ID string `json:"id"` | |
| Description string `json:"description"` | |
| User struct { | |
| Name string `json:"login"` | |
| } `json:"owner"` | |
| } | |
| type detail struct { | |
| Key string | |
| Creator string | |
| Summary string | |
| } | |
| func getGists() []detail { | |
| res, _ := http.Get("https://api.github.com/users/henriquegogo/gists") | |
| defer res.Body.Close() | |
| var gists []gist | |
| json.NewDecoder(res.Body).Decode(&gists) | |
| details := make([]detail, len(gists)) | |
| for i, item := range gists { | |
| details[i] = detail{Key: item.ID, Creator: item.User.Name, Summary: item.Description} | |
| } | |
| return details | |
| } | |
| func main() { | |
| http.HandleFunc("/", func(res http.ResponseWriter, _ *http.Request) { | |
| fmt.Fprintf(res, "<html><a href='/gists'>@henriquegogo gists</a><br /><a href='/about'>About</a></html>") | |
| }) | |
| http.HandleFunc("/gists", func(res http.ResponseWriter, _ *http.Request) { | |
| gists := getGists() | |
| html := "<html><ul>" | |
| for _, item := range gists { | |
| html += "<li><a href='https://gist.github.com/henriquegogo/" + item.Key + "'>" + item.Summary + "</a> <i>(created by " + item.Creator + ")</i></li>" | |
| } | |
| html += "</ul></html>" | |
| fmt.Fprintf(res, html) | |
| }) | |
| http.HandleFunc("/about", func(res http.ResponseWriter, _ *http.Request) { | |
| fmt.Fprintf(res, "It's me!") | |
| }) | |
| fmt.Println("Access: http://localhost:3000") | |
| http.ListenAndServe(":3000", nil) | |
| } |
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