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value_extender.go
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/
value_extender.go
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// SPDX-License-Identifier: Apache-2.0
// Copyright Authors of K9s
package view
import (
"context"
"github.com/derailed/k9s/internal"
"github.com/derailed/k9s/internal/client"
"github.com/derailed/k9s/internal/model"
"github.com/derailed/k9s/internal/ui"
"github.com/derailed/tcell/v2"
"github.com/rs/zerolog/log"
)
// ValueExtender adds values actions to a given viewer.
type ValueExtender struct {
ResourceViewer
}
// NewValueExtender returns a new extender.
func NewValueExtender(r ResourceViewer) ResourceViewer {
p := ValueExtender{ResourceViewer: r}
p.AddBindKeysFn(p.bindKeys)
p.GetTable().SetEnterFn(func(app *App, model ui.Tabular, gvr client.GVR, path string) {
p.valuesCmd(nil)
})
return &p
}
func (v *ValueExtender) bindKeys(aa *ui.KeyActions) {
aa.Add(ui.KeyV, ui.NewKeyAction("Values", v.valuesCmd, true))
}
func (v *ValueExtender) valuesCmd(evt *tcell.EventKey) *tcell.EventKey {
path := v.GetTable().GetSelectedItem()
if path == "" {
return evt
}
showValues(v.defaultCtx(), v.App(), path, v.GVR())
return nil
}
func (v *ValueExtender) defaultCtx() context.Context {
return context.WithValue(context.Background(), internal.KeyFactory, v.App().factory)
}
func showValues(ctx context.Context, app *App, path string, gvr client.GVR) {
vm := model.NewValues(gvr, path)
if err := vm.Init(app.factory); err != nil {
app.Flash().Errf("Initializing the values model failed: %s", err)
}
toggleValuesCmd := func(evt *tcell.EventKey) *tcell.EventKey {
if err := vm.ToggleValues(); err != nil {
app.Flash().Errf("Values toggle failed: %s", err)
return nil
}
if err := vm.Refresh(ctx); err != nil {
log.Error().Err(err).Msgf("values refresh failed")
return nil
}
app.Flash().Infof("Values toggled")
return nil
}
v := NewLiveView(app, "Values", vm)
v.actions.Add(ui.KeyV, ui.NewKeyAction("Toggle All Values", toggleValuesCmd, true))
if err := v.app.inject(v, false); err != nil {
v.app.Flash().Err(err)
}
}