listen and serving http w/ template

2016-10-01 13:51:35 +02:00 · 2016-10-01 13:51:35 +02:00 · 413f8f16d4
commit 413f8f16d4
2 changed files with 45 additions and 0 deletions
--- a/main.go
+++ b/main.go
@ -0,0 +1,37 @@
+package main
+
+import (
+	"html/template"
+	"log"
+	"net/http"
+	"path/filepath"
+	"sync"
+)
+
+// templ represents a single template
+type templateHandler struct {
+	once     sync.Once
+	filename string
+	templ    *template.Template
+}
+
+// ServeHTTP handles the HTTP server
+func (t *templateHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	t.once.Do(func() {
+		t.templ = template.Must(template.ParseFiles(filepath.Join("templates", t.filename)))
+	})
+	t.templ.Execute(w, nil)
+}
+
+func NewTemplateHandler() *templateHandler {
+	return &templateHandler{filename: "chat.html"}
+}
+
+func main() {
+	http.HandleFunc("/", NewTemplateHandler().ServeHTTP)
+
+	// start the web server
+	if err := http.ListenAndServe(":8080", nil); err != nil {
+		log.Fatal("ListenAndServe:", err)
+	}
+}
--- a/templates/chat.html
+++ b/templates/chat.html
@ -0,0 +1,8 @@
+<html>
+<head>
+<title>Chat</title>
+</head>
+<body>
+Let's chat!
+</body>
+</html>