Done

bin/tictactoe

@@ -1,3 +1,7 @@
 #!/usr/bin/env ruby
 
 require_relative '../config/environment'
+
+
+TicTacToe.new.start
+

lib/board.rb

@@ -0,0 +1,87 @@
+class Board
+
+  attr_accessor :cells
+
+
+  def initialize
+    @cells = Array.new(9, " ")
+  end
+
+  def reset!
+    @cells.clear
+    @cells = Array.new(9, " ")
+  end
+
+  def display
+  puts " #{@cells[0]} | #{@cells[1]} | #{@cells[2]} "
+  puts "-----------"
+  puts " #{@cells[3]} | #{@cells[4]} | #{@cells[5]} "
+  puts "-----------"
+  puts " #{@cells[6]} | #{@cells[7]} | #{@cells[8]} "
+end
+
+def position(input)
+index = input.to_i-1
+@cells[index]
+end
+
+
+def taken?(input)
+  if position(input) == "" || position(input) == " " || position(input) == nil
+    false
+  elsif position(input) == "X" || position(input) == "O"
+    true
+  end
+end
+
+def valid_move?(input)
+
+  if input.to_i.between?(1,9) == true && taken?(input) == false
+    true
+  else
+    false
+  end
+end
+
+def update(input, player)
+@cells[input.to_i-1] = player.token
+end
+  # def move(index, value)
+  #    @board[index] = value
+  #   return value
+  # end
+  # def turn
+  # puts "Please enter 1-9:"
+  #   position_taken = gets.strip
+  #   index = input_to_index(position_taken)
+  #   if !valid_move?(index)
+  #     turn
+  #   else
+  #     move(index, current_player)
+  #    display_board
+  #   end
+  # end
+
+
+def full?
+ if @cells.include?(' ') || @cells.include?('')
+   return false
+else
+   return true
+ end
+end
+
+
+def turn_count
+  counter = 0
+  @cells.each do |place|
+    if place == 'X' || place == 'O'
+    counter += 1
+  end
+  end
+  return counter
+end
+
+
+
+end

lib/game.rb

@@ -0,0 +1,113 @@
+require 'pry'
+class Game
+
+attr_accessor :board, :player_1, :player_2
+  WIN_COMBINATIONS = [
+  [0,1,2], # Top row
+  [3,4,5],  # Middle row
+  [6,7,8], #lower row
+  [0,4,8], #horizontal row_a
+  [2,4,6], #horizontal_row_b
+  [1,4,7], #vertical_row_a
+  [0,3,6], #vertical_row_b
+  [2,5,8], #vertical_row_c
+  ]
+
+def initialize(player_1 = Players::Human.new("X"), player_2 = Players::Human.new("O"), board = Board.new)
+@board = board
+@player_1 = player_1
+@player_2 = player_2
+end
+
+def current_player
+  if @board.turn_count % 2 == 0
+    return player_1
+  else
+    return player_2
+  end
+end
+
+
+  def over?
+  won? || draw?
+end
+
+def full?
+ if @board.cells.include?(' ') || @board.cells.include?('')
+   return false
+else
+   return true
+ end
+end
+
+def won?
+WIN_COMBINATIONS.detect do |combo|
+@board.cells[combo[0]] == @board.cells[combo[1]] &&
+@board.cells[combo[1]] == @board.cells[combo[2]] && ( @board.cells[combo[0]] == "X" || @board.cells[combo[0]] == "O")
+    end #end def
+  end
+
+
+
+def winner
+if won?
+combo = won?
+@board.cells[combo[0]]
+end
+end
+
+
+def draw?
+ if !won? && full?
+   return true
+ end
+end
+
+def turn
+    player = current_player
+    current_move = player.move(@board)
+    if [email protected]_move?(current_move)
+    turn
+  elsif @board.valid_move?(current_move)
+  @board.update(current_move, player)
+  end
+end
+
+
+def play
+turn until over?
+   if won?
+
+     puts "Congratulations #{winner}!"
+  elsif draw?
+  puts "Cat's Game!"
+
+     puts "Congratulations #{winner}"
+  elsif draw?
+  puts "There has been a draw"
+
+   end
+ end
+
+def start
+  puts "Welcome to Tic Tac Toe!"
+  puts "What player would you like to be? X or O?"
+  player.token = gets.chomp
+  puts "Who should go first and be X ?"
+  player = Player.new(token)
+  game = Game.new(player_1 = Players::Human.new("X"), player_2 = Players::Human.new("O"), board = Board.new)
+  game
+  game.over?
+  puts "Would you like to play again?"
+  answer = gets.chomp
+  if answer == "Yes"
+    start
+    game
+  else
+    end
+  end
+
+
+
+
+end

lib/player.rb

@@ -0,0 +1,11 @@
+class Player
+
+  attr_reader :token
+
+  def initialize(token)
+    @token = token
+  end
+
+
+
+end

lib/players/computer.rb

@@ -0,0 +1,40 @@
+module Players
+
+  class Computer < Player
+
+  #////////Random Mode\\\\\\\#
+    #def move(board)
+      #rand(1..9).to_s
+    #end
+
+#------------------------------------------------#
+
+  #///////Hard-coded Moves by AI\\\\\\\\#
+  attr_accessor :board, :cells
+
+  def move(board)
+     if board.cells[0] == " " && board.cells[4] == " "
+       "1"
+     elsif board.cells[4] == " "
+       "5"
+     elsif board.cells[2] == " "
+       "3"
+     elsif board.cells[6] == " "
+       "7"
+     elsif board.cells[8] == " "
+       "9"
+     elsif board.cells[1] == " "
+       "2"
+     elsif board.cells[3] == " "
+       "4"
+     elsif board.cells[5] == " "
+       "6"
+     elsif board.cells[7] == " "
+       "8"
+     end
+   end
+
+#------------------------------------------------#
+  end #class end
+
+end #module end

lib/players/human.rb

@@ -0,0 +1,13 @@
+module Players
+  class Human < Player
+
+
+
+  def move(board)
+    puts "Please enter your selection"
+    input = gets.chomp
+    input
+  end
+
+end
+end