markdown = require('./markdown.coffee')
undum = require('./undum.js')
objlink = (content, ref) ->
  return "<a href='./_act_#{ref}' class='once'>#{content}</a>"

Array::remove = (e) -> @[t..t] = [] if (t = @indexOf(e)) > -1

parsedsc = (text, name) ->
  window.objname = name
  text = text.replace /\{\{(.+)\}\}/g, (str, p1) ->
    name = window.objname
    window.objname = undefined
    return objlink(p1, name)
  return text

# An object class.
# An object cannot be in several locations at once, you must clone the variable.
class SaletObj
  constructor: (spec) ->
    unless spec.name?
      console.error("Trying to create an object with no name")
      return null
    for key, value of spec
      this[key] = value
  level: 0
  look: (character, system, f) =>
    if @dsc
      text = markdown(@dsc.fcall(this, character, system, f)) 
      text = "<span class='look lvl#{@level}'>" + text + "</span>"
      # replace braces {{}} with link to _act_
      return parsedsc(text, @name)
  takeable: false
  take: (character, system) => "You take the #{@name}." # taking to inventory
  act: (character, system) => "You don't find anything extraordinary about the #{@name}." # object action
  dsc: (character, system) => "You see a {{#{@name}}} here." # object description
  inv: (character, system) => "It's a {{#{@name}.}}" # inventory description
  location: ""
  put: (location) =>
    @level = 0 # this is scenery
    if undum.game.situations[location]?
      undum.game.situations[location].take(this)
      @location = location
  delete: () =>
    undum.game.situations[@location].objects.remove(this)

obj = (name, spec) ->
  spec ?= {}
  spec.name = name
  return new SaletObj(spec)
module.exports = obj