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package imap
import (
"git.sr.ht/~rjarry/aerc/models"
"git.sr.ht/~rjarry/aerc/worker/types"
"github.com/emersion/go-imap"
)
func (w *IMAPWorker) handleCheckMailMessage(msg *types.CheckMail) {
items := []imap.StatusItem{
imap.StatusMessages,
imap.StatusRecent,
imap.StatusUnseen,
imap.StatusUidNext,
}
var (
statuses []*imap.MailboxStatus
err error
remaining []string
)
switch {
case w.liststatus:
w.worker.Tracef("Checking mail with LIST-STATUS")
ref := ""
if len(msg.Directories) == 1 {
// If checking a single directory, restrict the ListStatus to it.
ref = msg.Directories[0]
}
statuses, err = w.client.liststatus.ListStatus(ref, "*", items, nil)
if err == nil && len(statuses) == 0 && len(msg.Directories) == 1 {
// For providers such as Zoho, we might get an empty list and
// no error when ref contains the name of a single directory.
// Workaround this bug by retrying with "".
statuses, err = w.client.liststatus.ListStatus("", "*", items, nil)
}
if err != nil {
w.worker.PostMessage(&types.Error{
Message: types.RespondTo(msg),
Error: err,
}, nil)
return
}
default:
for _, dir := range msg.Directories {
if len(w.worker.Actions()) > 0 {
remaining = append(remaining, dir)
continue
}
w.worker.Tracef("Getting status of directory %s", dir)
status, err := w.client.Status(dir, items)
if err != nil {
w.worker.PostMessage(&types.Error{
Message: types.RespondTo(msg),
Error: err,
}, nil)
continue
}
statuses = append(statuses, status)
}
}
for _, status := range statuses {
refetch := false
if status.Name == w.selected.Name {
if status.UidNext != w.selected.UidNext {
refetch = true
} else if status.Messages != w.selected.Messages {
// Some providers (e.g. O365 upon new mail) might report the
// same UIDNEXT even though the contents of the folder has
// changed. So force a refetch if the server reports a
// number of messages different from what we currently have.
refetch = true
}
w.selected = status
}
w.worker.PostMessage(&types.DirectoryInfo{
Info: &models.DirectoryInfo{
Name: status.Name,
Exists: int(status.Messages),
Recent: int(status.Recent),
Unseen: int(status.Unseen),
},
Refetch: refetch,
}, nil)
}
if len(remaining) > 0 {
w.worker.PostMessage(&types.CheckMailDirectories{
Message: types.RespondTo(msg),
Directories: remaining,
}, nil)
return
}
w.worker.PostMessage(&types.Done{Message: types.RespondTo(msg)}, nil)
}
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