less centralisation in code

main.go

@@ -14,23 +14,28 @@ type EmojiDetails struct {
 //go:embed templates
 var indexHTML embed.FS
 
-func main() {
+func handleForm(w http.ResponseWriter, r *http.Request) {
 	tmpl := template.Must(template.ParseFS(indexHTML, "templates/index.html"))
 
-	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
-		if r.Method != http.MethodPost {
-			tmpl.Execute(w, nil)
-			return
-		}
+	if r.Method != http.MethodPost {
+		tmpl.Execute(w, nil)
+		return
+	}
 
-		details := EmojiDetails{
-			Label: r.FormValue("label"),
-		}
+	details := EmojiDetails{
+		Label: r.FormValue("label"),
+	}
 
-		log.Print(details.Label)
+	log.Print(details.Label)
 
-		tmpl.Execute(w, struct{ Success bool }{true})
-	})
+	tmpl.Execute(w, struct{ Success bool }{true})
+}
 
+func setupRoutes() {
+	http.HandleFunc("/", handleForm)
 	http.ListenAndServe(":8080", nil)
 }
+
+func main() {
+	setupRoutes()
+}