k9s/internal/render/alias.go

65 lines
1.2 KiB
Go

package render
import (
"fmt"
"strings"
"github.com/derailed/k9s/internal/k8s"
"github.com/gdamore/tcell"
)
// Alias renders a aliases to screen.
type Alias struct{}
// ColorerFunc colors a resource row.
func (Alias) ColorerFunc() ColorerFunc {
return func(ns string, re RowEvent) tcell.Color {
return tcell.ColorMediumSpringGreen
}
}
// Header returns a header row.
func (Alias) Header(ns string) HeaderRow {
return HeaderRow{
Header{Name: "RESOURCE"},
Header{Name: "COMMAND"},
Header{Name: "APIGROUP"},
}
}
// Render renders a K8s resource to screen.
func (Alias) Render(o interface{}, gvr string, r *Row) error {
aliases, ok := o.([]string)
if !ok {
return fmt.Errorf("Expected Alias, but got %T", o)
}
g := k8s.GVR(gvr)
r.ID = string(gvr)
r.Fields = Fields{
g.ToR(),
strings.Join(aliases, ","),
g.ToG(),
// Pad(g.ToR(), 30),
// Pad(strings.Join(aliases, ","), 70),
// Pad(g.ToG(), 30),
}
return nil
}
// Helpers...
// Pad a string up to the given length or truncates if greater than length.
func Pad(s string, width int) string {
if len(s) == width {
return s
}
if len(s) > width {
return Truncate(s, width)
}
return s + strings.Repeat(" ", width-len(s))
}