~sircmpwn/aerc

ref: 3a5b4c229e42c14b1389cd985506d09b3f17388b aerc/worker/imap/list.go -rw-r--r-- 1.0 KiB View raw
3a5b4c22Drew DeVault Wait for listing to complete before sending Done 1 year, 1 month ago
                                                                                
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package imap

import (
	"github.com/emersion/go-imap"

	"git.sr.ht/~sircmpwn/aerc/worker/types"
)

func (imapw *IMAPWorker) handleListDirectories(msg *types.ListDirectories) {
	mailboxes := make(chan *imap.MailboxInfo)
	imapw.worker.Logger.Println("Listing mailboxes")
	done := make(chan interface{})

	go func() {
		for mbox := range mailboxes {
			if !canOpen(mbox) {
				// no need to pass this to handlers if it can't be opened
				continue
			}
			imapw.worker.PostMessage(&types.Directory{
				Message:    types.RespondTo(msg),
				Name:       mbox.Name,
				Attributes: mbox.Attributes,
			}, nil)
		}
		done <- nil
	}()

	if err := imapw.client.List("", "*", mailboxes); err != nil {
		<-done
		imapw.worker.PostMessage(&types.Error{
			Message: types.RespondTo(msg),
			Error:   err,
		}, nil)
	} else {
		imapw.worker.PostMessage(
			&types.Done{types.RespondTo(msg)}, nil)
	}
}

func canOpen(mbox *imap.MailboxInfo) bool {
	for _, attr := range mbox.Attributes {
		if attr == imap.NoSelectAttr {
			return false
		}
	}
	return true
}