Initial commit, just the basic webui layout and basic golang backend with websocket communication tested.

main.go

@@ -0,0 +1,72 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"github.com/gorilla/mux"
+	"github.com/gorilla/websocket"
+	"html/template"
+	"log"
+	"net/http"
+	"os"
+	"time"
+)
+
+var (
+	httpAddr        = flag.String("addr", ":8000", "Http server address")
+	baseTmpl string = "templates/base.tmpl"
+
+	APP_ID     = os.Getenv("APP_ID")
+	APP_SECRET = os.Getenv("APP_SECRET")
+)
+
+var upgrader = websocket.Upgrader{
+	ReadBufferSize:  1024,
+	WriteBufferSize: 1024,
+}
+
+func serveHome(w http.ResponseWriter, r *http.Request) {
+	s1, _ := template.ParseFiles("templates/home.tmpl")
+	s1.ExecuteTemplate(w, "base", map[string]string{"APP_ID": APP_ID})
+}
+
+func main() {
+
+	r := mux.NewRouter()
+
+	r.HandleFunc("/", serveHome)
+	http.Handle("/static/", http.FileServer(http.Dir("public")))
+	http.Handle("/", r)
+	http.HandleFunc("/websocket", func(w http.ResponseWriter, r *http.Request) {
+		conn, err := upgrader.Upgrade(w, r, nil)
+		if err != nil {
+			log.Println(err)
+			return
+		}
+		for {
+			msgType, msg, err := conn.ReadMessage()
+			if err != nil {
+				fmt.Println(err)
+				return
+			}
+			if string(msg) == "ping" {
+				fmt.Println("ping")
+				time.Sleep(2 * time.Second)
+				err = conn.WriteMessage(msgType, []byte("pong"))
+				if err != nil {
+					fmt.Println(err)
+					return
+				}
+			} else {
+				conn.Close()
+				fmt.Println(string(msg))
+				return
+			}
+		}
+	})
+	if err := http.ListenAndServe(*httpAddr, nil); err != nil {
+		log.Fatalf("Error listening, %v", err)
+	}
+
+	//
+}