113 lines
2.6 KiB
Go
113 lines
2.6 KiB
Go
package views
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import (
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"fmt"
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"strconv"
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"github.com/derailed/k9s/internal/resource"
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"github.com/derailed/k9s/internal/ui"
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"github.com/derailed/tview"
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"github.com/gdamore/tcell"
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)
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type (
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scalableResourceView struct {
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*resourceView
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}
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)
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func newScalableResourceView(title string, app *appView, list resource.List) resourceViewer {
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return *newScalableResourceViewForParent(newResourceView(title, app, list).(*resourceView))
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}
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func newScalableResourceViewForParent(parent *resourceView) *scalableResourceView {
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v := scalableResourceView{
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parent,
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}
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parent.extraActionsFn = v.extraActions
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return &v
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}
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func (v *scalableResourceView) extraActions(aa ui.KeyActions) {
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aa[ui.KeyS] = ui.NewKeyAction("Scale", v.scaleCmd, true)
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}
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func (v *scalableResourceView) scaleCmd(evt *tcell.EventKey) *tcell.EventKey {
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if !v.masterPage().RowSelected() {
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return evt
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}
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v.showScaleDialog(v.list.GetName(), v.masterPage().GetSelectedItem())
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return nil
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}
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func (v *scalableResourceView) scale(selection string, replicas int) {
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ns, n := namespaced(selection)
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r := v.list.Resource().(resource.Scalable)
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err := r.Scale(ns, n, int32(replicas))
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if err != nil {
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v.app.Flash().Err(err)
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}
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}
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func (v *scalableResourceView) showScaleDialog(resourceType string, resourceName string) {
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f := v.createScaleForm()
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confirm := tview.NewModalForm("<Scale>", f)
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confirm.SetText(fmt.Sprintf("Scale %s %s", resourceType, resourceName))
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confirm.SetDoneFunc(func(int, string) {
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v.dismissScaleDialog()
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})
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v.AddPage(scaleDialogKey, confirm, false, false)
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v.ShowPage(scaleDialogKey)
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}
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func (v *scalableResourceView) createScaleForm() *tview.Form {
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f := v.createStyledForm()
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replicas := "1"
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f.AddInputField("Replicas:", replicas, 4, func(textToCheck string, lastChar rune) bool {
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_, err := strconv.Atoi(textToCheck)
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return err == nil
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}, func(changed string) {
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replicas = changed
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})
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f.AddButton("OK", func() {
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v.okSelected(replicas)
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})
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f.AddButton("Cancel", func() {
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v.dismissScaleDialog()
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})
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return f
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}
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func (v *scalableResourceView) createStyledForm() *tview.Form {
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f := tview.NewForm()
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f.SetItemPadding(0)
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f.SetButtonsAlign(tview.AlignCenter).
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SetButtonBackgroundColor(tview.Styles.PrimitiveBackgroundColor).
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SetButtonTextColor(tview.Styles.PrimaryTextColor).
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SetLabelColor(tcell.ColorAqua).
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SetFieldTextColor(tcell.ColorOrange)
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return f
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}
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func (v *scalableResourceView) okSelected(replicas string) {
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if val, err := strconv.Atoi(replicas); err == nil {
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v.scale(v.masterPage().GetSelectedItem(), val)
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} else {
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v.app.Flash().Err(err)
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}
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v.dismissScaleDialog()
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}
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func (v *scalableResourceView) dismissScaleDialog() {
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v.Pages.RemovePage(scaleDialogKey)
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}
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