package api

import (
	"os"
	"time"

	"github.com/julienschmidt/httprouter"
)

var TimestampCheck = "submissions"

func init() {
	router.GET("/api/timestamps.json", apiHandler(
		func(httprouter.Params, []byte) (interface{}, error) {
			if stat, err := os.Stat(TimestampCheck); err != nil {
				return nil, err
			} else {
				now := time.Now().UTC()
				return map[string]interface{}{
					"frontend": stat.ModTime().UTC(),
					"backend": now,
					"diffFB": now.Sub(stat.ModTime()),
				}, nil
			}
		}))
}