//go:build kanholec_gui

package gui

import (
	"fyne.io/fyne/v2"
	"fyne.io/systray"
)

type TrayManager struct {
	app     *App
	running bool

	mShow   *systray.MenuItem
	mStatus *systray.MenuItem
	mStart  *systray.MenuItem
	mStop   *systray.MenuItem
	mQuit   *systray.MenuItem
}

func NewTrayManager(app *App) *TrayManager {
	return &TrayManager{app: app}
}

func (t *TrayManager) Start() {
	go t.run()
}

func (t *TrayManager) run() {
	defer func() {
		recover()
	}()
	systray.Run(t.onReady, t.onExit)
}

func (t *TrayManager) onReady() {
	t.running = true

	systray.SetIcon(trayIconData())
	systray.SetTitle("kanholec")
	systray.SetTooltip("kanholec - kanhole Client")

	t.mShow = systray.AddMenuItem("Show Dashboard", "Open kanholec GUI")
	systray.AddSeparator()
	t.mStatus = systray.AddMenuItem("Status: Disconnected", "")
	t.mStatus.Disable()
	systray.AddSeparator()
	t.mStart = systray.AddMenuItem("Start Client", "Start the kanholec client")
	t.mStop = systray.AddMenuItem("Stop Client", "Stop the kanholec client")
	t.mStop.Disable()
	systray.AddSeparator()
	t.mQuit = systray.AddMenuItem("Quit", "Exit kanholec")

	go func() {
		for {
			select {
			case <-t.mShow.ClickedCh:
				if t.app.window != nil {
					t.app.window.Show()
					t.app.window.RequestFocus()
				}
			case <-t.mStart.ClickedCh:
				t.app.startClient()
				t.mStart.Disable()
				t.mStop.Enable()
				t.mStatus.SetTitle("Status: Running")
			case <-t.mStop.ClickedCh:
				t.app.stopClient()
				t.mStart.Enable()
				t.mStop.Disable()
				t.mStatus.SetTitle("Status: Stopped")
			case <-t.mQuit.ClickedCh:
				t.app.Quit()
				systray.Quit()
				return
			}
		}
	}()
}

func (t *TrayManager) onExit() {
	t.running = false
}

func (t *TrayManager) SetStatus(status string) {
	if !t.running || t.mStatus == nil {
		return
	}
	t.mStatus.SetTitle("Status: " + status)
}

func (t *TrayManager) SetRunning(running bool) {
	if !t.running {
		return
	}
	if running {
		t.mStart.Disable()
		t.mStop.Enable()
		t.mStatus.SetTitle("Status: Running")
	} else {
		t.mStart.Enable()
		t.mStop.Disable()
		t.mStatus.SetTitle("Status: Stopped")
	}
}

func (t *TrayManager) Stop() {
	if t.running {
		systray.Quit()
	}
}

func (t *TrayManager) IsSupported() bool {
	return t.running
}

func trayIconResource() *fyne.StaticResource {
	return &fyne.StaticResource{
		StaticName:    "kanholec.ico",
		StaticContent: trayIconData(),
	}
}

func trayIconData() []byte {
	return []byte{
		0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x10, 0x10, 0x00, 0x00, 0x01, 0x00,
		0x20, 0x00, 0x68, 0x04, 0x00, 0x00, 0x16, 0x00, 0x00, 0x00, 0x28, 0x00,
		0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x20, 0x00, 0x00, 0x00, 0x01, 0x00,
		0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
	}
}