package jmap

import (
	"errors"

	"git.sr.ht/~rjarry/aerc/models"
	"git.sr.ht/~rjarry/aerc/worker/types"
	"git.sr.ht/~rockorager/go-jmap"
	"git.sr.ht/~rockorager/go-jmap/mail/mailbox"
)

func (w *JMAPWorker) handleListDirectories(msg *types.ListDirectories) error {
	var req jmap.Request

	w.w.Debugf("listing directories")

	req.Invoke(&mailbox.Get{Account: w.accountId()})
	resp, err := w.client.Do(&req)
	if err != nil {
		return err
	}

	for _, inv := range resp.Responses {
		switch r := inv.Args.(type) {
		case *mailbox.GetResponse:
			for _, mbox := range r.List {
				w.mboxes[mbox.ID] = &MailboxState{mbox: mbox}
			}
			w.mboxState = r.State
		}
	}
	if w.mboxes == nil || len(w.mboxes) == 0 {
		return errors.New("no mailboxes")
	}

	for _, m := range w.mboxes {
		m.dir = m.FullPath(w.mboxes)
		w.dir2mbox[m.dir] = m.mbox.ID
		w.w.PostMessage(&types.Directory{
			Message: types.RespondTo(msg),
			Dir: &models.Directory{
				Name:   m.dir,
				Exists: int(m.mbox.TotalEmails),
				Unseen: int(m.mbox.UnreadEmails),
				Role:   jmapRole2aerc[m.mbox.Role],
			},
		}, nil)
	}

	go w.monitorChanges()

	return nil
}