/*
A Standard Window
*/
package gadgets

import (
	"go.wit.com/gui"
	"go.wit.com/log"
)

type BasicWindow struct {
	ready    bool
	hidden   bool
	vertical bool
	title    string

	parent *gui.Node
	win    *gui.Node // window widget
	box    *gui.Node // box

	Custom func()
}

func NewBasicWindow(parent *gui.Node, title string) *BasicWindow {
	var w *BasicWindow
	w = &BasicWindow{
		parent:   parent,
		title:    title,
		vertical: false,
	}
	log.Log(GADGETS, "NewBasicWindow() END")

	return w
}

func (w *BasicWindow) Show() {
	if !w.Ready() {
		return
	}
	w.win.Show()
	w.hidden = false
	return
}

func (w *BasicWindow) Hide() {
	if !w.Ready() {
		return
	}
	log.Log(GADGETS, "BasicWindow.Hide() here")
	w.win.Hide()
	w.hidden = true
	return
}

func (w *BasicWindow) Enable() {
	w.box.Enable()
}

func (w *BasicWindow) Disable() {
	w.box.Disable()
}

func (w *BasicWindow) Toggle() {
	if !w.Ready() {
		return
	}
	if w.hidden {
		w.Show()
		w.hidden = false
	} else {
		w.Hide()
		w.hidden = true
	}
	return
}

func (w *BasicWindow) SetTitle(title string) {
	w.SetLabel(title)
	return
}

func (w *BasicWindow) SetLabel(title string) {
	if !w.Ready() {
		return
	}
	w.win.SetText(title)
	return
}

// sets this window to run os.Exit()
func (w *BasicWindow) StandardClose() {
	if !w.Initialized() {
		return
	}
	w.win.Custom = w.win.StandardClose
	return
}

// sets this window to run os.Exit()
func (w *BasicWindow) StandardExit() {
	if !w.Ready() {
		return
	}
	w.win.Custom = func() {
		log.Log(GADGETS, "BasicWindow.Custom() closed. handled properly?", w.title)
		if w.Custom != nil {
			log.Log(GADGETS, "BasicWindow.Custom() HAS CUSTOM")
			w.Custom()
			return
		}
		w.win.StandardExit()
	}
	return
}

// Returns true if initialized
func (w *BasicWindow) Initialized() bool {
	if w == nil {
		return false
	}
	if w.parent == nil {
		return false
	}
	return true
}

// Returns true if the status is valid
func (w *BasicWindow) Ready() bool {
	if !w.Initialized() {
		return false
	}
	if !w.parent.Ready() {
		return false
	}
	return w.ready
}

func (w *BasicWindow) Box() *gui.Node {
	if w.win == nil {
		w.Draw()
	}
	return w.box
}

func (w *BasicWindow) Vertical() {
	log.Log(GADGETS, "BasicWindow() Vertical() START w.vertical =", w.vertical, w.title)
	if w == nil {
		return
	}
	w.vertical = true
	log.Log(GADGETS, "BasicWindow() Vertical() END w.vertical =", w.vertical, w.title)
}

func (w *BasicWindow) Horizontal() {
	log.Log(GADGETS, "BasicWindow() Horizontal() START w.vertical =", w.vertical, w.title)
	if w == nil {
		return
	}
	w.vertical = false
	log.Log(GADGETS, "BasicWindow() Horizontal() END w.vertical =", w.vertical, w.title)
}

func (w *BasicWindow) Make() {
	if w.win != nil {
		log.Log(GADGETS, "BasicWindow.Make() window was already created")
		return
	}
	w.win = w.parent.RawWindow(w.title)

	// if Custom isn't set, set it here. This prevents the application from
	// os.Exit() if the window is closed. It destroy's the widgets in the toolkit plugins
	// the the window still exists in the binary tree and functions normally
	// I like to call this Sierpinski mode
	if w.win.Custom == nil {
		w.win.Custom = func() {
			log.Log(GADGETS, "BasicWindow.Custom() closed. handled properly?", w.title)
			if w.Custom != nil {
				w.Custom()
			}
		}
	}
	if w.vertical {
		w.box = w.win.NewVerticalBox("BW VBOX")
		log.Log(GADGETS, "BasicWindow.Make() made NewVerticalBox", w.title)
	} else {
		w.box = w.win.NewHorizontalBox("BW HBOX")
		log.Log(GADGETS, "BasicWindow.Make() made NewHorizontalBox", w.title)
	}
	w.win.SetVisable(false)

	w.ready = true
}

func (w *BasicWindow) TestDraw() {
	if !w.Initialized() {
		return
	}
	if w.win == nil {
		log.Log(GADGETS, "BasicWindow.TestDraw() can't draw on window == nil")
		w.Make()
	}
	log.Log(GADGETS, "BasicWindow.TestDraw() RUNNING HERE")
	w.win.TestDraw()
}

func (w *BasicWindow) Draw() {
	if w.win == nil {
		log.Log(GADGETS, "BasicWindow.Draw() needs Make()")
		w.Make()
	}
	w.win.TestDraw()
}