diff options
Diffstat (limited to 'internal/imap/connection.go')
| -rw-r--r-- | internal/imap/connection.go | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/internal/imap/connection.go b/internal/imap/connection.go index 3d537ea..b93a61f 100644 --- a/internal/imap/connection.go +++ b/internal/imap/connection.go @@ -1,6 +1,7 @@ package imap import ( + "errors" "fmt" "strings" "time" @@ -165,25 +166,29 @@ func (conn *connection) fetchFlags(uid uint32) ([]string, error) { seqSet.AddNum(uid) messages := make(chan *imap.Message, 1) - done := make(chan error, 1) + done := make(chan error) go func() { done <- conn.c.UidFetch(seqSet, fetchItem, messages) }() - var msg *imap.Message + var flags []string for m := range messages { - if msg == nil { - msg = m - } else { - panic(fmt.Sprintf("Duplicate message for uid %d. Found: %s(%d) and %s(%d)", uid, msg.Envelope.MessageId, msg.SeqNum, m.Envelope.MessageId, m.SeqNum)) + // unilateral flags messages may be sent by the server, which then clutter our messages + // --> filter for our selected UID + if m.Uid == uid { + flags = m.Flags } } err := <-done + if err == nil && flags == nil { + err = errors.New("no flags returned") + } + if err != nil { - return nil, fmt.Errorf("fetching flags: %w", err) + return nil, fmt.Errorf("fetching flags for UID %d: %w", uid, err) } - return msg.Flags, nil + return flags, nil } func (conn *connection) replace(folder Folder, header, value, newContent string, force bool) error { |