#!/usr/bin/env ruby

#    DouShouQi Textual Game Interface
#    Copyright (C) 2007  Aurelio A. Heckert <aurium # gmail dot com>
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program. If not, see <http://www.gnu.org/licenses/>.
#    or directly http://www.gnu.org/licenses/gpl-3.0.html

require 'DouShouQi'

game = DouShouQi::Game.new

STDIN.sync = true
plaing = true
update = true

dirNames = {
    'N' => 'North',
    'S' => 'South',
    'W' => 'West',
    'L' => 'Lest'
  }

while plaing do

  if update

    puts "\n      Turn: " + game.turn.to_s
    puts "\n      " + game.showJungle.split( // ).join( ' ' ).gsub( /\n/, "\n     " )
    aliveAnimalsSymbols = game.listAliveAnimals( game.currentPlayerNum, :symbol )
    if game.isOver? then
      puts " "+ game.player( game.winer ).name() +" wins the game!"
      plaing = false
    else
      puts " " + game.currentPlayer.name
      print " Select the animal [ #{ aliveAnimalsSymbols.join ', ' } ]. (Esc to exit game)  "
      STDOUT.flush
    end

  end

  if game.isOver?
    cmd = "game over"
  else
    cmd = STDIN.getc
    if ( cmd == 27 ) then
      plaing = false
      cmd = "Esc"
      puts "\n End Game  :-("
    else
      cmd = (game.currentPlayerNum == 0)? cmd.chr.upcase : cmd.chr.downcase
    end
  end

  if aliveAnimalsSymbols.include? cmd then
    movingAnimal = game.getAnimal( game.currentPlayerNum, cmd, :symbol )
    puts cmd +' = '+ movingAnimal[:name]
    print " Select the direction [ N, S, W, L ]  "
    STDOUT.flush
    direction = ''
    while ! dirNames.keys.include?( direction ) do
      direction = STDIN.getc.chr.upcase
    end
    puts dirNames[direction]
    error = game.moveAnimal movingAnimal[:num], game.direction[ direction.to_sym ]
    puts ' ' + error.comment
    update = true
  else
    update = false
  end

end