// Chapter 32 example: replying with a status code.
// Run with: go run exercises/32/03-status-codes.go

package main

import (
	"fmt"
	"net/http"
)

func handleHome(w http.ResponseWriter, r *http.Request) {
	fmt.Fprintln(w, "Try /old, /private, /broken and /created.")
}

func handleOld(w http.ResponseWriter, r *http.Request) {
	http.NotFound(w, r)
}

func handlePrivate(w http.ResponseWriter, r *http.Request) {
	http.Error(w, "You may not see this page.", http.StatusForbidden)
}

func handleBroken(w http.ResponseWriter, r *http.Request) {
	http.Error(w, "Something went wrong on the server.", http.StatusInternalServerError)
}

func handleCreated(w http.ResponseWriter, r *http.Request) {
	w.WriteHeader(http.StatusCreated)
	fmt.Fprintln(w, "This reply has the status 201 Created.")
}

func main() {
	http.HandleFunc("GET /{$}", handleHome)
	http.HandleFunc("GET /old", handleOld)
	http.HandleFunc("GET /private", handlePrivate)
	http.HandleFunc("GET /broken", handleBroken)
	http.HandleFunc("GET /created", handleCreated)

	fmt.Println("Server running at http://localhost:8080")
	fmt.Println("Press Ctrl+C to stop it.")

	err := http.ListenAndServe("localhost:8080", nil)
	if err != nil {
		fmt.Println("Server stopped:", err)
	}
}