52 lines
860 B
Go
52 lines
860 B
Go
package commands
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import (
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"fmt"
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"strconv"
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"strings"
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"git.sr.ht/~rjarry/aerc/widgets"
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)
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type MoveTab struct{}
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func init() {
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register(MoveTab{})
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}
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func (MoveTab) Aliases() []string {
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return []string{"move-tab"}
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}
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func (MoveTab) Complete(aerc *widgets.Aerc, args []string) []string {
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return nil
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}
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func (MoveTab) Execute(aerc *widgets.Aerc, args []string) error {
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if len(args) == 1 {
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return fmt.Errorf("Usage: %s [+|-]<index>", args[0])
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}
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joinedArgs := strings.Join(args[1:], "")
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n, err := strconv.Atoi(joinedArgs)
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if err != nil {
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return fmt.Errorf("failed to parse index argument: %v", err)
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}
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i := aerc.SelectedTabIndex()
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l := aerc.NumTabs()
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if strings.HasPrefix(joinedArgs, "+") {
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i = (i + n) % l
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} else if strings.HasPrefix(joinedArgs, "-") {
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i = (((i + n) % l) + l) % l
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} else {
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i = n
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}
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aerc.MoveTab(i)
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return nil
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}
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