early implementation of ari melody LIVE tracker

view/index.go

@@ -0,0 +1,45 @@
+package view
+
+import (
+	"arimelody-web/controller"
+	"arimelody-web/model"
+	"arimelody-web/templates"
+	"fmt"
+	"net/http"
+	"os"
+)
+
+func IndexHandler(app *model.AppState) http.Handler {
+    return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+        if r.Method == http.MethodHead {
+            w.WriteHeader(http.StatusOK)
+            return
+        }
+
+        type IndexData struct {
+            TwitchStatus *model.TwitchStreamInfo
+        }
+
+        var err error
+        var twitchStatus *model.TwitchStreamInfo = nil
+        if len(app.Config.Twitch.Broadcaster) > 0 {
+            twitchStatus, err = controller.GetTwitchStatus(app, app.Config.Twitch.Broadcaster)
+            if err != nil {
+                fmt.Fprintf(os.Stderr, "WARN: Failed to get Twitch status for %s: %v\n", app.Config.Twitch.Broadcaster, err)
+            }
+        }
+
+        if r.URL.Path == "/" || r.URL.Path == "/index.html" {
+            err := templates.IndexTemplate.Execute(w, IndexData{
+                TwitchStatus: twitchStatus,
+            })
+            if err != nil {
+                fmt.Fprintf(os.Stderr, "WARN: Failed to render index page: %v\n", err)
+                http.Error(w, http.StatusText(http.StatusInternalServerError), http.StatusInternalServerError)
+            }
+            return
+        }
+
+        StaticHandler("public").ServeHTTP(w, r)
+    })
+}