package app

func (app *App) switchToScreen(name string) {
	app.logger.Sugar().Debugf("switching to %s screen", name)
	app.pages.SwitchToPage(name)
	app.setPageFocus(name)
	app.updatePageData(name)

	app.currentPage = name
}

func (app *App) frontScreenHasActiveDialog() bool {
	switch app.currentPage {
	case app.assets.GetTitle():
		return app.assets.SubDialogHasFocus()
	}
	return false
}

func (app *App) switchToPreviousScreen() {
	var previousScreen string
	switch app.currentPage {
	case app.help.GetTitle():
		previousScreen = app.assets.GetTitle()
	case app.assets.GetTitle():
		previousScreen = app.help.GetTitle()
	}
	app.switchToScreen(previousScreen)
}

func (app *App) switchToNextScreen() {
	var nextScreen string
	switch app.currentPage {
	case app.help.GetTitle():
		nextScreen = app.assets.GetTitle()
	case app.assets.GetTitle():
		nextScreen = app.help.GetTitle()
	}
	app.switchToScreen(nextScreen)
}

func (app *App) setPageFocus(page string) {
	switch page {
	case app.help.GetTitle():
		app.Application.SetFocus(app.help)
	case app.assets.GetTitle():
		app.Application.SetFocus(app.assets)
	}
}

func (app *App) updatePageData(page string) {
	switch page {
	case app.assets.GetTitle():
		app.assets.UpdateData()
	}
}