package views

import (
	"fmt"
	"io"
	"strings"

	"github.com/derailed/tview"
)

type logView struct {
	*detailsView

	ansiWriter io.Writer
}

func newLogView(title string, parent loggable) *logView {
	v := logView{detailsView: newDetailsView(parent.appView(), parent.backFn())}
	{
		v.SetBorderPadding(0, 0, 1, 1)
		v.setCategory("Logs")
		v.SetDynamicColors(true)
		v.SetWrap(true)
		v.setTitle(parent.getSelection())
		v.SetMaxBuffer(parent.appView().config.K9s.LogBufferSize)
		v.ansiWriter = tview.ANSIWriter(v)
	}

	return &v
}

func (l *logView) logLine(line string) {
	fmt.Fprintln(l.ansiWriter, tview.Escape(line))
}

func (l *logView) log(lines fmt.Stringer) {
	l.Clear()
	fmt.Fprintln(l.ansiWriter, lines.String())
}

func (l *logView) flush(index int, buff []string, scroll bool) {
	if index > 0 {
		l.logLine(strings.Join(buff[:index], "\n"))
		if scroll {
			l.app.QueueUpdate(func() {
				l.ScrollToEnd()
			})
		}
	}
}