package bsp

import (
	"context"

	"github.com/jezek/xgb/xproto"
	"github.com/jezek/xgbutil"
	"github.com/jezek/xgbutil/keybind"
	"github.com/jezek/xgbutil/mousebind"
	"github.com/jezek/xgbutil/xevent"
	"tuxpa.in/a/zlog/log"
)

type XWM struct {
	W *WM
	X *xgbutil.XUtil
}

func NewXWM(w *WM, x *xgbutil.XUtil) *XWM {
	xwm := &XWM{
		W: w,
		X: x,
	}
	return xwm
}

func (xwm *XWM) Start(ctx context.Context) error {
	keybind.Initialize(xwm.X)

	mousebind.Initialize(xwm.X)

	captureCombos := []string{
		"Mod4-1",
		"Mod3-1",
		"Mod2-1",
		"Mod1-1",
	}

	for _, combo := range captureCombos {
		err := mousebind.ButtonPressFun(func(xu *xgbutil.XUtil, event xevent.ButtonPressEvent) {
			log.Trace().Str("name", event.String()).Str("mod", combo).Msg("press")
		}).Connect(xwm.X, xwm.X.RootWin(), combo, false, true)
		if err != nil {
			return err
		}
		err = mousebind.ButtonReleaseFun(func(xu *xgbutil.XUtil, event xevent.ButtonReleaseEvent) {
			log.Trace().Str("name", event.String()).Str("mod", combo).Msg("depress")
		}).Connect(xwm.X, xwm.X.RootWin(), combo, false, true)
		if err != nil {
			return err
		}
	}
	tree, err := xproto.QueryTree(xwm.X.Conn(), xwm.X.RootWin()).Reply()
	if err != nil {
		return err
	}
	for _, v := range tree.Children {
		if v == xwm.X.Dummy() {
			continue
		}
		attrs, err := xproto.GetWindowAttributes(xwm.X.Conn(), v).Reply()
		if err != nil {
			continue
		}
		if attrs.MapState == xproto.MapStateUnmapped {
			continue
		}

		log.Trace().
			Uint16("class", attrs.Class).
			Msg("found existing window")
		log.Println(attrs)
	}

	xevent.ConfigureNotifyFun(func(xu *xgbutil.XUtil, event xevent.ConfigureNotifyEvent) {
		log.Trace().Str("name", event.String()).Msg("notify event")
	}).Connect(xwm.X, xwm.X.RootWin())
	xevent.Main(xwm.X)

	//	for {
	//		err := xwm.run(ctx)
	//		if err != nil {
	//			return err
	//		}
	//	}
	return nil
}

func (xwm *XWM) run(ctx context.Context) error {

	return nil
}