package main import ( "html/template" "log" "net/http" ) type App struct { store TxtStore } func (a *App) mainPageHandler(writer http.ResponseWriter, request *http.Request) { html, err := template.ParseFS(staticFiles, "static/index.html") if err != nil { log.Fatal(err) } guestbook, err := a.store.GetGuestbook() if err != nil { log.Fatal(err) } if err := html.Execute(writer, guestbook); err != nil { log.Fatal(err) } } func (a *App) newCommentHandler(writer http.ResponseWriter, request *http.Request) { comment := request.FormValue("comment") if err := a.store.AddComment(comment); err != nil { log.Fatal(err) } http.Redirect(writer, request, "/", http.StatusFound) }