package main

import (
	"html/template"
	"net/http"
	"path"
)

func displayTmpl(w http.ResponseWriter, page string, vars map[string]interface{}) {
	if t, err := template.ParseGlob(path.Join(StaticDir, "*.html")); err != nil {
		http.Error(w, err.Error(), http.StatusInternalServerError)
	} else {
		t.ExecuteTemplate(w, page, vars)
	}
}

func displayTmplError(w http.ResponseWriter, statusCode int, page string, vars map[string]interface{}) {
	w.WriteHeader(statusCode)
	displayTmpl(w, page, vars)
}

func displayMsg(w http.ResponseWriter, msg string, statusCode int) {
	w.WriteHeader(statusCode)

	label := "error"
	if statusCode < 400 {
		label = "message"
	}

	displayTmpl(w, "message.html", map[string]interface{}{label: msg})
}