package tins2020

type Dialogs struct {
	Proxy

	intro    Control
	settings Control
	research Control

	dialogClosed *Events
	dialogOpened *Events
}

func NewDialogs(game *Game) *Dialogs {
	return &Dialogs{
		intro:    &Intro{},
		settings: &LargeDialog{},
		research: NewResearch(game),

		dialogClosed: NewEvents(),
		dialogOpened: NewEvents(),
	}
}

func (d *Dialogs) showDialog(ctx *Context, control Control) {
	d.SetContent(ctx, control)
	control.(Dialog).ShowDialog(ctx, d.Close)
	d.dialogOpened.Notify(nil)
}

func (d *Dialogs) Arrange(ctx *Context, bounds Rectangle) {
	d.Proxy.Arrange(ctx, bounds)
}

func (d *Dialogs) DialogClosed() EventHandler { return d.dialogClosed }
func (d *Dialogs) DialogOpened() EventHandler { return d.dialogOpened }

func (d *Dialogs) Init(ctx *Context) error {
	err := d.intro.Init(ctx)
	if err != nil {
		return err
	}
	err = d.settings.Init(ctx)
	if err != nil {
		return err
	}
	err = d.research.Init(ctx)
	return nil
}

func (d *Dialogs) Close() {
	d.SetContent(nil, nil)
	d.dialogClosed.Notify(nil)
}

func (d *Dialogs) ShowIntro(ctx *Context) {
	d.showDialog(ctx, d.intro)
}

func (d *Dialogs) ShowResearch(ctx *Context) {
	d.showDialog(ctx, d.research)
}

func (d *Dialogs) ShowSettings(ctx *Context) {
	d.showDialog(ctx, d.settings)
}