Class: RubySnake::Game

Inherits:
Object
  • Object
show all
Extended by:
Config
Defined in:
lib/ruby_snake/game.rb

Constant Summary

Constants included from Config

Config::CONNECT_TO_HOST, Config::CREATE_HOST, Config::DOWN, Config::LEFT, Config::NO, Config::OPERATIONS, Config::PAUSE, Config::QUIT, Config::RIGHT, Config::SINGLE_PLAYER, Config::TWO_PLAYERS, Config::UP, Config::YES

Class Method Summary collapse

Class Method Details

.choise_mode ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 38

def choise_mode
  loop do
    case window.getch
    when SINGLE_PLAYER
      start
      break
    when TWO_PLAYERS
      choise_role
      break
    when QUIT
      break
    end
  end
end

.choise_role ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 20

def choise_role
  UI.draw_role_menu
  loop do
    case window.getch
    when CREATE_HOST
      Ncurses.endwin
      start 'server'
      break
    when CONNECT_TO_HOST
      Ncurses.endwin
      start 'client'
      break
    when QUIT
      break
    end
  end
end

.connected_host ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 215

def connected_host
  system 'clear'
  print "Input host to connect: "
  gets.chomp
end

.continue ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 167

def continue
  @time_flag = Time.now.to_f
  @pause_flag = false
end

.countdown ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 245

def countdown
  3.times do |i|
    puts 3 - i
    sleep 1
  end
end

.direction_opposite?(o) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ruby_snake/game.rb', line 151

def direction_opposite? o 
  return true if @operation == UP && o == DOWN
  return true if @operation == DOWN  && o == UP
  return true if @operation == LEFT && o == RIGHT
  return true if @operation == RIGHT && o == LEFT
end

.level ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 123

def level
  score / 10 + 1
end

.listen_operation ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 79

def listen_operation
  operation = window.getch

  if OPERATIONS.include?(operation) && !direction_opposite?(operation)
    case operation
    when PAUSE
      pause_or_continue unless Game.vs?
    when QUIT
      stop unless Game.vs?
    else
      @operation = operation unless Game.pause?
    end
  end

  @operation
end

.lose ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 199

def lose
  @lose = true
end

.lose! ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 207

def lose!
  role_class.message = '2'
  Ncurses.nodelay window, false
  UI::Two.draw_lose
  sleep 1
  window.getch
end

.lose? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ruby_snake/game.rb', line 203

def lose?
  @lose
end

.operation ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 147

def operation
  @operation
end

.over? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ruby_snake/game.rb', line 107

def over?
  UI::One.draw_over
  loop do
    case window.getch
    when YES
      return false
    when NO
      return true
    end
  end 
end

.pause ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 162

def pause
  @used_time = time
  @pause_flag = true
end

.pause? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ruby_snake/game.rb', line 158

def pause?
  @pause_flag
end

.pause_or_continue ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 139

def pause_or_continue
  if pause?
    continue
  else
    pause
  end
end

.restart ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 172

def restart
  Ncurses.nodelay window, true
  UI::One.window.clear
  @operation = RIGHT
  @used_time = 0.0
  @time_flag = Time.now.to_f
  snake.init
end

.role ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 225

def role
  @role
end

.role=(role) ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 229

def role= role
  @role = role
end

.role_class ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 233

def role_class
  if role == 'server'
    Server
  else
    Client
  end
end

.score ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 119

def score
  snake.body.length - 2
end

.snake ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 71

def snake
  if vs?
    UI::Two.snake
  else
    UI::One.snake
  end
end

.speed ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 127

def speed
  if score < 10
    0.2
  elsif score >= 10 && score < 20 
    0.1
  elsif score >= 20 && score < 30
    0.05
  elsif score >= 30
    0.03
  end
end

.start(role = nil) ⇒ Object

common



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# File 'lib/ruby_snake/game.rb', line 8

def start(role=nil)
  self.role = role unless role.nil?
  @time_flag = Time.now.to_f
  if role == 'server'
    start_server_thread
  elsif role == 'client'
    start_client_thread
  end

  UI.draw
end

.start_client_thread ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 267

def start_client_thread
  host = connected_host
  Thread.new { Client.connect host }
  sleep 0.35
  raise 'Connect failed' if Client.message == '10'
  puts '=' * 40
  puts "Connect to #{host}..." 
  puts '=' * 40
  countdown
end

.start_server_thread ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 252

def start_server_thread
  system 'clear'
  puts '=' * 40
  puts 'Waiting for a connection...' 
  puts '=' * 40
  Thread.new { Server.start }
  loop do
    sleep 0.2
    if Server.message != '0'
      countdown
      break
    end
  end
end

.stop ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 221

def stop
  @operation = QUIT
end

.time ⇒ Object

one player



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# File 'lib/ruby_snake/game.rb', line 99

def time
  if pause?
    @used_time
  else
    ((Time.now.to_f - @time_flag + @used_time.to_f) * 10).round / 10.0
  end
end

.vs? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ruby_snake/game.rb', line 241

def vs?
  !!self.role
end

.welcome ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 53

def welcome
  begin 
    UI.init
    UI.draw_welcome
    choise_mode
  ensure
    Ncurses.endwin
  end
end

.win ⇒ Object

two players



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# File 'lib/ruby_snake/game.rb', line 183

def win
  @win = true
end

.win! ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 191

def win!
  role_class.message = '3'
  Ncurses.nodelay window, false
  UI::Two.draw_win
  sleep 1
  window.getch
end

.win? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ruby_snake/game.rb', line 187

def win?
  @win
end

.window ⇒ Object 



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# File 'lib/ruby_snake/game.rb', line 63

def window
  if vs?
    UI::Two.window
  else
    UI::One.window
  end
end