// Chapter 32 example: serving the files in one folder.
//
// Run from this folder:
//   cd exercises/32/04-static-files
//   go run .

package main

import (
	"fmt"
	"net/http"
)

const homePage = `<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Static files</title>
<link rel="stylesheet" href="/static/style.css">
</head>
<body>
<h1>Static files</h1>
<p>The colour of this heading comes from a file.</p>
<p><a href="/static/notes.txt">Read the notes</a></p>
</body>
</html>
`

func handleHome(w http.ResponseWriter, r *http.Request) {
	w.Header().Set("Content-Type", "text/html; charset=utf-8")
	fmt.Fprint(w, homePage)
}

func main() {
	http.HandleFunc("GET /{$}", handleHome)

	files := http.FileServer(http.Dir("static"))
	http.Handle("GET /static/", http.StripPrefix("/static/", files))

	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)
	}
}