package resource

import (
	"strings"

	"github.com/derailed/k9s/internal/color"
)

type (
	// Fqn uniquely describes a container
	Fqn struct {
		Namespace, Name, Container string
	}

	// LogOptions represent logger options.
	LogOptions struct {
		Fqn

		Lines           int64
		Previous        bool
		Color           color.Paint
		SingleContainer bool
		MultiPods       bool
	}
)

// HasContainer checks if a container is present.
func (o LogOptions) HasContainer() bool {
	return o.Container != ""
}

// FQN returns resource fully qualified name.
func (o LogOptions) FQN() string {
	return fqn(o.Namespace, o.Name)
}

// Path returns resource descriptor path.
func (o LogOptions) Path() string {
	return o.FQN() + ":" + o.Container
}

// FixedSizeName returns a normalize fixed size pod name if possible.
func (o LogOptions) FixedSizeName() string {
	tokens := strings.Split(o.Name, "-")
	if len(tokens) < 3 {
		return o.Name
	}
	var s []string
	for i := 0; i < len(tokens)-1; i++ {
		s = append(s, tokens[i])
	}
	return Truncate(strings.Join(s, "-"), 15) + "-" + tokens[len(tokens)-1]
}

// // NormalizeName colorizes a pod name.
// func (o LogOptions) NormalizeName() string {
// 	if o.Color == 0 {
// 		return ""
// 	}

// 	return color.Colorize(o.Name+":"+o.Container+" ", o.Color)
// 	// return o.Name + ":" + o.Container + " "
// }

func colorize(c color.Paint, txt string) string {
	if c == 0 {
		return ""
	}

	return color.Colorize(txt, c)
}

// DecorateLog add a log header to display po/co information along with the log message.
func (o LogOptions) DecorateLog(msg string) string {
	if msg == "" {
		return msg
	}

	if o.MultiPods {
		return colorize(o.Color, o.Name+":"+o.Container+" ") + msg
	}

	if !o.SingleContainer {
		return colorize(o.Color, o.Container+" ") + msg
	}

	return msg
}