=begin

  Script Name:    Timer
  Author:         Tajiin
  Release Date:   02/18/2014 | mm/dd/yyyy

  Version: 3.0
  Versions Date: 05/24/2015

  Description:
    With this script you can add timers that will count a specific time in
    the background.

  Script-Commands(Event > 3 > Script...):

    $game_system.timer.set(i, t)

      - Creates a timer
      - i: is the index for the timer thatt'll be created
      - t: is the index for the timer will count (in seconds)


    $game_system.timer.check(i)

      - tests if the timer is already done
      - i: is the index for the timer that'll be tested


    $game_system.timer.get(i, v)

      - gives you the value from a timer. (in seconds)
      - i: is the index for the timer with the value you'll get


    $game_system.timer.stop(i)

      - stops a timer
      - i: is the index for the timer that will be stopped


    $game_system.timer.start(i)

      - starts a stopped timer
      - i: is the index for the timer that will be restarted


    $game_system.timer.stopped?(i)

      - tests if a timer is stopped or not (True = stopped;
        False = not stopped)
      - i: is the index for the timer that'll be tested

  Have Fun

  SORRY FOR MY BAD ENGLISH SKILLS

=end
#==============================================================================
# ** DataManager
#------------------------------------------------------------------------------
#  This module manages the database and game objects. Almost all of the
# global variables used by the game are initialized by this module.
#==============================================================================
module DataManager
  class << self
    alias taj_datamanager_creategameobjects_ijabsdi96     create_game_objects
    #--------------------------------------------------------------------------
    # * Create Game Objects
    #--------------------------------------------------------------------------
    def create_game_objects
      taj_datamanager_creategameobjects_ijabsdi96
      $game_system.timer     = Timer.new
    end
  end
end
#==============================================================================
# ** Game_System
#------------------------------------------------------------------------------
#  This class handles system data. It saves the disable state of saving and
# menus. Instances of this class are referenced by $game_system.
#==============================================================================

class Game_System
  #--------------------------------------------------------------------------
  # * Public Instance Variables
  #--------------------------------------------------------------------------
  attr_accessor     :timer
end
#==============================================================================
# ** Game_Timer
#------------------------------------------------------------------------------
#  This class handles timers. Instances of this class are referenced by
# $game_timer.
#==============================================================================

class Game_Timer
  alias taj_gametimer_update_dd128      update
  #--------------------------------------------------------------------------
  # * Frame Update
  #--------------------------------------------------------------------------
  def update
    taj_gametimer_update_dd128
    $game_system.timer.update
  end
end

$imported = {} if $imported.nil?
$imported["Taj_Game_TimerCore"] = true

class Timer
  #--------------------------------------------------------------------------
  # * Public Instance Variables
  #--------------------------------------------------------------------------
  attr_accessor   :timer
  #--------------------------------------------------------------------------
  # * Object Initialization
  #--------------------------------------------------------------------------
  def initialize
    @timer = Array.new()
  end
  #--------------------------------------------------------------------------
  # * Set the timer
  #--------------------------------------------------------------------------
  def set(index, frames)
    @timer[index] = Array.new
    @timer[index][0] = frames*60
    @timer[index][1] = false
  end
  #--------------------------------------------------------------------------
  # * Set the timer
  #--------------------------------------------------------------------------
  def get(index, variable)
    if !@timer[index].nil?
      $game_variables[variable] = (@timer[index][0] / 60).round
    else
      msgbox_p("Error: TIMER DONT EXIST! #Index: "  + index.to_s)
      SceneManager.exit
    end
  end
  #--------------------------------------------------------------------------
  # * Stops a Timer
  #--------------------------------------------------------------------------
  def stop(index)
    if !@timer[index].nil?
      if !@timer[index][1]
        @timer[index][1] = true
      else
        msgbox_p("Error: TIMER IS ALREADY STOPPED! #Index: "  + index.to_s)
        SceneManager.exit
      end
    else
      msgbox_p("Error: TIMER DONT EXIST! #Index: "  + index.to_s)
      SceneManager.exit
    end
  end
  #--------------------------------------------------------------------------
  # * Stops a Timer
  #--------------------------------------------------------------------------
  def start(index)
    if !@timer[index].nil?
      if @timer[index][1]
        @timer[index][1] = false
      else
        msgbox_p("Error: TIMER ISNT STOPPED! #Index: "  + index.to_s)
        SceneManager.exit
      end
    else
      msgbox_p("Error: TIMER DONT EXIST! #Index: "  + index.to_s)
      SceneManager.exit
    end
  end
  #--------------------------------------------------------------------------
  # * Frame Update
  #--------------------------------------------------------------------------
  def update
    if @timer != Array.new
      @timer.each_with_index do |t, i|
        if !t.nil?
          if !@timer[i][1]
            @timer[i][0] -= 1 unless t[0] == 0
            @timer[i][0] == nil if t[0] == 0
          end
        end
      end
    end
  end
  #--------------------------------------------------------------------------
  # * Returns true if a Timer is Stopped
  #--------------------------------------------------------------------------
  def stopped?(index)
    return @timer[index][1] if !@timer[index].nil?
    msgbox_p("Error: TIMER DONT EXIST! #Index: "  + index.to_s)
    SceneManager.exit
  end
  #--------------------------------------------------------------------------
  # * Check if Timer is ended
  #--------------------------------------------------------------------------
  def check(index)
    if !@timer[index].nil?
      return true if @timer[index][0] == 0
      return false
    else
      msgbox_p("Error: TIMER DONT EXIST! #Index: "  + index.to_s)
      SceneManager.exit
    end
  end
end