package imap import ( "errors" "strings" "github.com/emersion/go-imap" "git.sr.ht/~sircmpwn/getopt" ) func parseSearch(args []string) (*imap.SearchCriteria, error) { criteria := imap.NewSearchCriteria() if len(args) == 0 { return criteria, nil } opts, optind, err := getopt.Getopts(args, "rubax:X:t:H:f:c:") if err != nil { return nil, err } body := false text := false for _, opt := range opts { switch opt.Option { case 'r': criteria.WithFlags = append(criteria.WithFlags, imap.SeenFlag) case 'u': criteria.WithoutFlags = append(criteria.WithoutFlags, imap.SeenFlag) case 'x': if f, err := getParsedFlag(opt.Value); err == nil { criteria.WithFlags = append(criteria.WithFlags, f) } case 'X': if f, err := getParsedFlag(opt.Value); err == nil { criteria.WithoutFlags = append(criteria.WithoutFlags, f) } case 'H': // TODO case 'f': criteria.Header.Add("From", opt.Value) case 't': criteria.Header.Add("To", opt.Value) case 'c': criteria.Header.Add("Cc", opt.Value) case 'b': body = true case 'a': text = true } } switch { case text: criteria.Text = args[optind:] case body: criteria.Body = args[optind:] default: for _, arg := range args[optind:] { criteria.Header.Add("Subject", arg) } } return criteria, nil } func getParsedFlag(name string) (string, error) { switch strings.ToLower(name) { case "seen": return imap.SeenFlag, nil case "flagged": return imap.FlaggedFlag, nil case "answered": return imap.AnsweredFlag, nil } return imap.FlaggedFlag, errors.New("Flag not suppored") }