package xserver

import (
	"context"
	"github.com/robfig/cron"
)

type Cron struct {
	cr  *cron.Cron
	err error
}

func NewCron() *Cron {
	cr := cron.New()
	return &Cron{
		cr: cr,
	}
}

func (c *Cron) Register(spec string, fun func()) error {
	return c.cr.AddFunc(spec, fun)
}

func (c *Cron) Start() error {
	if c.err != nil {
		return c.err
	}
	c.cr.Start()
	return nil
}

func (c *Cron) Shutdown(ctx context.Context) error {
	c.cr.Stop()
	return nil
}

func (c *Cron) Name() string {
	return "cron"
}