import "luxe: world" for Entity, Transform, Sprite
import "luxe: containers" for Lists
import "luxe: assets" for Strings
import "luxe: input" for Input, MouseButton

import "globals" for Globals
import "math/observable" for Observable
import "math/vector" for Vector
import "math/util" for Util

class Human{
  active{_active}
  active=(value){
    _active = value
    if(!__activeHumans) __activeHumans = Observable.new([])
    if(value){
      show()
      _changeToken = __activeHumans.on_change{|x| update()}
      __activeHumans.value.add(this)
      __activeHumans.emit()
    } else {
      hide()
      _changeToken.discard()
      Lists.remove(__activeHumans.value, this)
      __activeHumans.emit()
    }
  }
  name{_name}
  name=(value){
    _name = value
  }
  adv_count{_adventure_count}
  entity{_entity}
  color=(value){
    _color = value
  }
	color{_color}

  construct new(){
    _active = false
    _name = "unnamed"
    _adventure_count = 0
    color = [1, 1, 1, 1]
		
    _material = Util.material_from_image_path("assets/wip/Human")
  }

  show(){
    _entity = Entity.create(Globals["Game"].app.world, name)
    Transform.create(_entity)
		
    Sprite.create(_entity, _material, 10, 12)
    Sprite.set_color(_entity, _color.r, _color.g, _color.b, _color.a)
  }

  hide(){
    Entity.destroy(_entity)
  }

  update(){
    var index = __activeHumans.value.indexOf(this)
    var pos = PlayerStart + PlayerSize.y0() / 2 + PlayerSize.y0() * index
    Transform.set_pos(_entity, pos.x, pos.y)
  }

  dispose(){
    active = false
  }

	static tick(){
		var mouse =  Globals["GameMouse"]
		__activeHumans.value.each(){|human|
			var entity = human.entity
			var over = Sprite.contains(entity, mouse.x, mouse.y)
			if(over && __hoverEnt != entity){
				__hoverEnt = entity
				Globals["Tooltip"].set(human.name, entity)
			}
			if(!over && __hoverEnt == entity){
				__hoverEnt = null
				Globals["Tooltip"].clear(entity)
			}

			if(Input.mouse_state_pressed(MouseButton.left) && over){
				var game = Globals["Game"]
				game.focus.value = human
			}
		}
	}
}

var PlayerStart:Vector = Vector.new(26, 89)
var PlayerSize:Vector = Vector.new(10, 12)