package main

import (
	"html/template"
	"log"
	"net/http"
)

func StartServer(blog *Blog) {

	/* Handle home page (/): list of blog entries */
	http.HandleFunc("GET /{$}",
		func(w http.ResponseWriter, r *http.Request) {
			tpl, err := template.New("index").Parse(indexTemplate)
			if err != nil {
				log.Fatal(err)
			}
			blog.mutex.Lock()
			defer blog.mutex.Unlock()
			err = tpl.ExecuteTemplate(w, "index", blog)
			if err != nil {
				log.Fatal(err)
			}

		})
	/* Handle one post display(/post/{post ID}) */
	http.HandleFunc("GET /post/{id}",
		func(w http.ResponseWriter, r *http.Request) {
			id := r.PathValue("id")
			post, found := blog.GetPost(id)
			if !found {
				w.WriteHeader(404)
			}
			tpl, err := template.New("entry").Parse(entryTemplate)
			if err != nil {
				log.Fatal(err)
			}
			err = tpl.ExecuteTemplate(w, "entry", post)
			if err != nil {
				log.Fatal(err)
			}

		})

	http.HandleFunc("GET /favicon.ico",
		func(w http.ResponseWriter, r *http.Request) {
			log.Println("favicon.ico")
			w.WriteHeader(200)
		})

	http.ListenAndServe("0.0.0.0:8080", nil)
}