134 lines
3.2 KiB
Go
134 lines
3.2 KiB
Go
// SPDX-License-Identifier: Apache-2.0
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// Copyright Authors of K9s
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package view
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import (
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"errors"
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"fmt"
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"github.com/derailed/k9s/internal/client"
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"github.com/derailed/k9s/internal/dao"
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"github.com/derailed/k9s/internal/ui"
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"github.com/derailed/k9s/internal/view/cmd"
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"github.com/derailed/tcell/v2"
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"github.com/derailed/tview"
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"github.com/rs/zerolog/log"
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)
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const (
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renamePage = "rename"
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inputField = "New name:"
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)
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// Context presents a context viewer.
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type Context struct {
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ResourceViewer
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}
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// NewContext returns a new viewer.
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func NewContext(gvr client.GVR) ResourceViewer {
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c := Context{
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ResourceViewer: NewBrowser(gvr),
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}
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c.GetTable().SetEnterFn(c.useCtx)
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c.AddBindKeysFn(c.bindKeys)
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return &c
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}
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func (c *Context) bindKeys(aa ui.KeyActions) {
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aa.Delete(ui.KeyShiftA, tcell.KeyCtrlSpace, ui.KeySpace)
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aa.Add(ui.KeyActions{
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ui.KeyR: ui.NewKeyAction("Rename", c.renameCmd, true),
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})
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}
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func (c *Context) renameCmd(evt *tcell.EventKey) *tcell.EventKey {
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contextName := c.GetTable().GetSelectedItem()
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if contextName == "" {
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return evt
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}
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app := c.App()
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c.showRenameModal(app, contextName, c.renameDialogCallback)
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return nil
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}
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func (c *Context) renameDialogCallback(form *tview.Form, contextName string) error {
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app := c.App()
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input := form.GetFormItemByLabel(inputField).(*tview.InputField)
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if err := app.factory.Client().Config().RenameContext(contextName, input.GetText()); err != nil {
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c.App().Flash().Err(err)
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return nil
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}
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c.Refresh()
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return nil
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}
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func (c *Context) showRenameModal(a *App, name string, ok func(form *tview.Form, contextName string) error) {
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p := a.Content.Pages
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f := c.makeStyledForm()
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f.AddInputField(inputField, name, 0, nil, nil).
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AddButton("OK", func() {
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if err := ok(f, name); err != nil {
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c.App().Flash().Err(err)
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return
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}
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p.RemovePage(renamePage)
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}).
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AddButton("Cancel", func() {
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p.RemovePage(renamePage)
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})
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m := tview.NewModalForm("<Rename>", f)
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m.SetText(fmt.Sprintf("Rename context %q?", name))
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m.SetDoneFunc(func(int, string) {
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p.RemovePage(renamePage)
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})
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p.AddPage(renamePage, m, false, false)
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p.ShowPage(renamePage)
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}
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func (c *Context) makeStyledForm() *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 (c *Context) useCtx(app *App, model ui.Tabular, gvr client.GVR, path string) {
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log.Debug().Msgf("SWITCH CTX %q--%q", gvr, path)
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if err := useContext(app, path); err != nil {
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app.Flash().Err(err)
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return
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}
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c.Refresh()
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c.GetTable().Select(1, 0)
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}
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func useContext(app *App, name string) error {
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if app.Content.Top() != nil {
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app.Content.Top().Stop()
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}
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res, err := dao.AccessorFor(app.factory, client.NewGVR("contexts"))
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if err != nil {
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return err
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}
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switcher, ok := res.(dao.Switchable)
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if !ok {
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return errors.New("expecting a switchable resource")
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}
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if err := switcher.Switch(name); err != nil {
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log.Error().Err(err).Msgf("Context switch failed")
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return err
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}
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return app.switchContext(cmd.NewInterpreter("ctx "+name), true)
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}
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