Golag Example Test Cide

main.go

package main

import (
	"encoding/json"
	"fmt"
	"io/ioutil"
	"log"
	"net/http"
	"testgolang/model"
)



func main() {
	helloHandler := func(w http.ResponseWriter, r *http.Request) {
		fmt.Println("Testing Handler")
		w.WriteHeader(200)
		w.Header().Set("Content-Type", "application/json")
		text := "Selamat Datang"
		w.Write([]byte(text))
	}

	restHandler := func(w http.ResponseWriter, r *http.Request) {
		w.Header().Set("Content-Type", "application/json")
		w.Header().Set("Access-Control-Allow-Headers", "Origin, Content-Type, Set-Cookie")
		w.WriteHeader(200)
		if r.Method != http.MethodGet {
			http.NotFound(w, r)
			return
		}
		var blogData model.Blog
		body, err := ioutil.ReadAll(r.Body)
		err = json.Unmarshal(body, &blogData)
		if err != nil {
			log.Println(err)
		}
		// proses logic
		var blogResponse model.BlogResponse
		if blogData.ID > 5 {
			blogResponse.Kategori = "BERITA"
		} else {
			blogResponse.Kategori = "NONE"
		}
		blogResponse.ID = blogData.ID
		blogResponse.Text = blogData.Text
		b, _ := json.Marshal(blogResponse)
		w.WriteHeader(200)
		w.Write([]byte(b))
	}
	http.HandleFunc("/test", helloHandler)
	http.HandleFunc("/blog", restHandler)
	port := 1234
	log.Println("Starting in port", port)
	http.ListenAndServe(":1234", nil)
}

model.go

package model

// IN FOLDER model

type Blog struct {
	ID   int    `json:"id_blog"`
	Text string `json:"text"`
}

type BlogResponse struct {
	ID       int    `json:"id"`
	Text     string `json:"text"`
	Kategori string `json:"kategori"`
}