package imap

import (
	"github.com/emersion/go-imap/v2"
	"github.com/emersion/go-imap/v2/imapserver"
)

func (i *Server) Start() error {
	op := &imapserver.Options{
		NewSession: i.handleIMAPConn,
		Caps: imap.CapSet{
			imap.CapIMAP4rev1: {},
			imap.CapIMAP4rev2: {},
		},
		Logger:       nil,
		TLSConfig:    i.tlsConfig,
		InsecureAuth: false,
		DebugWriter:  nil, // os.Stdout,
	}

	s := imapserver.New(op)

	i.mu.Lock()
	i.imapSrv = s
	i.status = "running"
	i.mu.Unlock()

	err := s.ListenAndServeTLS(i.listen)
	if err != nil {
		return err
	}

	return nil
}

func (i *Server) Stop() error {
	i.mu.Lock()
	defer i.mu.Unlock()
	i.status = "stopped"
	if i.imapSrv != nil {
		return i.imapSrv.Close()
	}
	return nil
}

func (i *Server) Status() string {
	i.mu.Lock()
	defer i.mu.Unlock()
	return i.status
}