78 lines
1.6 KiB
Go
78 lines
1.6 KiB
Go
package render
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import (
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"fmt"
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"os"
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"path/filepath"
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"time"
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"github.com/gdamore/tcell"
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"k8s.io/apimachinery/pkg/runtime"
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"k8s.io/apimachinery/pkg/runtime/schema"
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)
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// ScreenDump renders a screendumps to screen.
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type ScreenDump struct{}
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// ColorerFunc colors a resource row.
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func (ScreenDump) ColorerFunc() ColorerFunc {
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return func(ns string, re RowEvent) tcell.Color {
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return tcell.ColorNavajoWhite
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}
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}
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// DecoratorFunc decorates a string.
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type DecoratorFunc func(string) string
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// AgeDecorator represents a timestamped as human column.
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var AgeDecorator = func(a string) string {
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return toAgeHuman(a)
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}
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// Header returns a header row.
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func (ScreenDump) Header(ns string) HeaderRow {
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return HeaderRow{
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Header{Name: "NAME"},
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Header{Name: "AGE", Decorator: AgeDecorator},
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}
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}
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// Render renders a K8s resource to screen.
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func (b ScreenDump) Render(o interface{}, ns string, r *Row) error {
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f, ok := o.(FileRes)
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if !ok {
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return fmt.Errorf("expecting screendumper, but got %T", o)
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}
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r.ID = filepath.Join(f.Dir, f.File.Name())
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r.Fields = Fields{
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f.File.Name(),
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timeToAge(f.File.ModTime()),
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}
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return nil
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}
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// ----------------------------------------------------------------------------
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// Helpers...
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func timeToAge(timestamp time.Time) string {
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return time.Since(timestamp).String()
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}
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// FileRes represents a file resource.
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type FileRes struct {
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File os.FileInfo
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Dir string
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}
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// GetObjectKind returns a schema object.
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func (c FileRes) GetObjectKind() schema.ObjectKind {
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return nil
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}
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// DeepCopyObject returns a container copy.
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func (c FileRes) DeepCopyObject() runtime.Object {
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return c
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}
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