package account import ( "errors" "strconv" "strings" "git.sr.ht/~rjarry/aerc/widgets" ) type Split struct{} func init() { register(Split{}) } func (Split) Aliases() []string { return []string{"split", "vsplit"} } func (Split) Complete(aerc *widgets.Aerc, args []string) []string { return nil } func (Split) Execute(aerc *widgets.Aerc, args []string) error { if len(args) > 2 { return errors.New("Usage: [v]split n") } acct := aerc.SelectedAccount() if acct == nil { return errors.New("No account selected") } n := 0 if acct.SplitSize() == 0 { if args[0] == "split" { n = aerc.SelectedAccount().Messages().Height() / 4 } else { n = aerc.SelectedAccount().Messages().Width() / 2 } } var err error if len(args) > 1 { delta := false if strings.HasPrefix(args[1], "+") || strings.HasPrefix(args[1], "-") { delta = true } n, err = strconv.Atoi(args[1]) if err != nil { return errors.New("Usage: [v]split n") } if delta { n = acct.SplitSize() + n acct.SetSplitSize(n) return nil } } if n == acct.SplitSize() { // Repeated commands of the same size have the effect of // toggling the split n = 0 } if n < 0 { // Don't allow split to go negative n = 1 } switch args[0] { case "split": return acct.Split(n) case "vsplit": return acct.Vsplit(n) } return nil }