package msg import ( "errors" "fmt" "path" "sync" "time" "git.sr.ht/~sircmpwn/aerc/commands" "git.sr.ht/~sircmpwn/aerc/models" "git.sr.ht/~sircmpwn/aerc/widgets" "git.sr.ht/~sircmpwn/aerc/worker/types" ) const ( ARCHIVE_FLAT = "flat" ARCHIVE_YEAR = "year" ARCHIVE_MONTH = "month" ) type Archive struct{} func init() { register(Archive{}) } func (Archive) Aliases() []string { return []string{"archive"} } func (Archive) Complete(aerc *widgets.Aerc, args []string) []string { valid := []string{"flat", "year", "month"} return commands.CompletionFromList(valid, args) } func (Archive) Execute(aerc *widgets.Aerc, args []string) error { if len(args) != 2 { return errors.New("Usage: archive ") } h := newHelper(aerc) acct, err := h.account() if err != nil { return err } store, err := h.store() if err != nil { return err } msgs, err := h.messages() if err != nil { return err } archiveDir := acct.AccountConfig().Archive store.Next() acct.Messages().Scroll() var uidMap map[string][]uint32 switch args[1] { case ARCHIVE_MONTH: uidMap = groupBy(msgs, func(msg *models.MessageInfo) string { dir := path.Join(archiveDir, fmt.Sprintf("%d", msg.Envelope.Date.Year()), fmt.Sprintf("%02d", msg.Envelope.Date.Month())) return dir }) case ARCHIVE_YEAR: uidMap = groupBy(msgs, func(msg *models.MessageInfo) string { dir := path.Join(archiveDir, fmt.Sprintf("%v", msg.Envelope.Date.Year())) return dir }) case ARCHIVE_FLAT: uidMap = make(map[string][]uint32) uidMap[archiveDir] = commands.UidsFromMessageInfos(msgs) } var wg sync.WaitGroup wg.Add(len(uidMap)) success := true for dir, uids := range uidMap { store.Move(uids, dir, true, func( msg types.WorkerMessage) { switch msg := msg.(type) { case *types.Done: wg.Done() case *types.Error: aerc.PushError(" "+msg.Error.Error()) success = false wg.Done() } }) } // we need to do that in the background, else we block the main thread go func() { wg.Wait() if success { aerc.PushStatus("Messages archived.", 10*time.Second) } }() return nil } func groupBy(msgs []*models.MessageInfo, grouper func(*models.MessageInfo) string) map[string][]uint32 { m := make(map[string][]uint32) for _, msg := range msgs { group := grouper(msg) m[group] = append(m[group], msg.Uid) } return m }