// Copyright 2014 The gocui Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package main

import (
//	"errors"
//	"fmt"
	"log"
//	"strings"

	"github.com/awesome-gocui/gocui"
	"git.wit.org/wit/gui/toolkit"
)

func initKeybindings(g *gocui.Gui) error {
	log.Println("got to initKeybindings")
	if err := g.SetKeybinding("", 'q', gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			return gocui.ErrQuit
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", 'Q', gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			return gocui.ErrQuit
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", gocui.KeyCtrlC, gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			return gocui.ErrQuit
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", gocui.KeySpace, gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			return newView(g)
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", gocui.KeyBackspace, gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			return delView(g)
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", gocui.KeyBackspace2, gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			return delView(g)
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", gocui.KeyTab, gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			log.Println("tab", v.Name())
			return nextView(g, true)
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", gocui.KeyArrowLeft, gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			return moveView(g, v, -delta, 0)
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", gocui.KeyArrowRight, gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			return moveView(g, v, delta, 0)
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", gocui.KeyArrowDown, gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			log.Println("down", v.Name())
			return moveView(g, v, 0, delta)
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", gocui.KeyArrowUp, gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			log.Println("up", v.Name())
			return moveView(g, v, 0, -delta)
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", gocui.KeyEnter, gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			log.Println("enter", v.Name())
			var w *toolkit.Widget
			w = stringWidget[v.Name()]
			if (w == nil) {
				log.Println("COULD NOT FIND WIDGET", v.Name())
			} else {
				log.Println("FOUND WIDGET!", w)
				if (w.Custom != nil) {
					w.Custom()
					return nil
				}
				if (w.Event != nil) {
					w.Event(w)
					return nil
				}
			}
			return nil
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", 't', gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			_, err := g.SetViewOnTop(views[curView])
			return err
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", 'b', gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			_, err := g.SetViewOnBottom(views[curView])
			return err
		}); err != nil {
		return err
	}
	if err := g.SetKeybinding("", 'h', gocui.ModNone,
		func(g *gocui.Gui, v *gocui.View) error {
			log.Println("help", v.Name())
			tmp, _ := g.SetViewOnTop("help")
			log.Println("help 2", tmp.Name())
//			g.SetView("help", 2, 2, 30, 15, 0);
			g.SetCurrentView("help")
//			moveView(g, tmp, 0, -delta)
			if err := g.DeleteView("help"); err != nil {
				panic(err)
			}
			return nil
		}); err != nil {
		return err
	}
	return nil
}