Project submitted

bin/tictactoe

@@ -1,3 +1,27 @@
 #!/usr/bin/env ruby
 
 require_relative '../config/environment'
+
+
+  puts "Hey, there! Let's play some 'Toe!"
+  puts "\nPlease choose player mode:
+  0
+  1
+  2\n"
+  player_mode = gets.strip
+
+
+  if player_mode == "0"
+    Game.new(Players::Computer.new("X"), Players::Computer.new("O"), Board.new).play
+
+  elsif player_mode == "1"
+    puts "Do you want to go first? [y/ n]"
+    if gets.strip == "y"
+      Game.new(Players::Human.new("X"), Players::Computer.new("O"), Board.new).play
+    else
+      Game.new(Players::Computer.new("X"), Players::Human.new("O"), Board.new).play
+    end
+
+  elsif player_mode == "2"
+    Game.new(Players::Human.new("X"), Players::Human.new("O"), Board.new).play
+  end

lib/board.rb

@@ -0,0 +1,47 @@
+require 'pry'
+
+class Board
+  attr_accessor :cells
+
+
+
+  def initialize
+    reset!
+  end
+  def reset!
+    @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)
+    cells[input.to_i-1]
+  end
+
+  def full?
+    !cells.include?(" ")
+  end
+
+  def turn_count
+    cells.count("X") + cells.count("O")
+  end
+
+  def taken?(input)
+    position(input) != " "
+  end
+
+  def valid_move?(input)
+    input.to_i.between?(1,9) && !taken?(input)
+  end
+
+  def update(input, player)
+    cells[input.to_i-1] = player.token
+  end
+end

lib/game.rb

@@ -0,0 +1,64 @@
+class Game
+  attr_accessor :board, :player_1, :player_2
+
+  WIN_COMBINATIONS = [
+    [0,1,2],
+    [3,4,5],
+    [6,7,8],
+    [0,3,6],
+    [1,4,7],
+    [2,5,8],
+    [0,4,8],
+    [2,4,6]
+  ]
+
+  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
+    @board.turn_count % 2 == 0 ? @player_1 : @player_2
+  end
+
+  def won?
+    WIN_COMBINATIONS.detect do |combo|
+      @board.cells[combo[0]] == @board.cells[combo[1]] && @board.cells[combo[0]] == @board.cells[combo[2]] && @board.taken?(combo[0] + 1)
+    end
+  end
+
+  def draw?
+    @board.full? && !won?
+  end
+
+  def over?
+    won? || draw?
+  end
+
+  def winner
+    if won?
+      @board.cells[won?[0]]
+    end
+  end
+
+  def turn
+    input = current_player.move(board)
+    if [email protected]_move?(input)
+      turn
+    else
+      @board.update(input, current_player)
+    end
+  end
+
+  def play
+    turn until over?
+    if won?
+      puts "Congratulations #{winner}!"
+    elsif draw?
+      puts "Cat's Game!"
+    end
+  end
+
+
+end

lib/player.rb

@@ -0,0 +1,8 @@
+class Player
+  attr_reader :token
+
+  def initialize(token)
+    @token = token
+  end
+
+end

lib/players/computer.rb

@@ -0,0 +1,96 @@
+class Players::Computer < Player
+
+  def move(board)
+    move = nil
+		if board.turn_count == 0
+      move = [1,3,7,9].sample.to_s
+  #  elsif board.turn_count == 1 && [1,3,7,9].all?{|cell| !board.taken?(cell.to_s)}
+  #    move = [1,3,7,9].sample.to_s
+elsif board.turn_count == 1 && board.taken?("5")
+			move = [1,3,7,9].sample.to_s
+    elsif board.turn_count >= 1 && board.turn_count < 6 && !board.taken?("5")
+      move = "5"
+  #  elsif board.turn_count == 2 && board.taken?("5") && [1,3,7,9].all?{|cell| !board.taken?(cell.to_s)}
+	 #		move = [1,3,7,9].sample.to_s
+ elsif board.turn_count == 2 && board.turn_count < 6 && board.taken?("5") && ([1,3,7,9].select{|cell| board.position("#{cell}") == self.token})
+      if board.position("1") == self.token
+        move = [3,7].sample
+      elsif board.position("3") == self.token
+        move = [1,9].sample
+      elsif board.position("7") == self.token
+        move = [1,9].sample
+      elsif board.position("9") == self.token
+        move = [3,7].sample
+      end
+    elsif (board.turn_count > 2 && board.turn_count < 6 && ((board.position("1") != " " && board.position("2") != " " && board.position("1") == board.position("2") && !board.taken?("3")) || (board.position("2") != " " && board.position("3") != " " && board.position("2") == board.position("3") && !board.taken?("1")) || (board.position("4") != " " && board.position("5") != " " && board.position("4") == board.position("5") && !board.taken?("6")) || (board.position("5") != " " && board.position("6") != " " && board.position("5") == board.position("6") && !board.taken?("4")) || (board.position("7") != " " && board.position("8") != " " && board.position("7") == board.position("8") && !board.taken?("9")) || (board.position("8") != " " && board.position("9") != " " && board.position("8") == board.position("9") && !board.taken?("7")) || (board.position("1") != " " && board.position("4") != " " && board.position("1") == board.position("4") && !board.taken?("7")) || (board.position("4") != " " && board.position("7") != " " && board.position("4") == board.position("7") && !board.taken?("1")) || (board.position("2") != " " && board.position("5") != " " && board.position("2") == board.position("5") && !board.taken?("8")) || (board.position("5") != " " && board.position("8") != " " && board.position("5") == board.position("8") && !board.taken?("2")) || (board.position("3") != " " && board.position("6") != " " && board.position("3") == board.position("6") && !board.taken?("9")) || (board.position("6") != " " && board.position("9") != " " && board.position("6") == board.position("9") && !board.taken?("3")) || (board.position("1") != " " && board.position("5") != " " && board.position("1") == board.position("5") && !board.taken?("9")) || (board.position("5") != " " && board.position("9") != " " && board.position("5") == board.position("9") && !board.taken?("1")) || (board.position("7") != " " && board.position("5") != " " && board.position("7") == board.position("5") && !board.taken?("3")) || (board.position("5") != " " && board.position("3") != " " && board.position("5") == board.position("3") && !board.taken?("7")))) || (board.turn_count > 3 && board.turn_count < 7 && ((board.position("1") != " " && board.position("3") != " " && board.position("1") == board.position("3") && !board.taken?("2")) || (board.position("7") != " " && board.position("9") != " " && board.position("7") == board.position("9") && !board.taken?("8")) || (board.position("1") != " " && board.position("7") != " " && board.position("1") == board.position("7") && !board.taken?("4")) || (board.position("3") != " " && board.position("9") != " " && board.position("3") == board.position("9") && !board.taken?("6"))))
+      if board.position("1") != " " && board.position("2") != " " && board.position("1") == board.position("2") && !board.taken?("3")
+        move = "3"
+      elsif board.position("2") != " " && board.position("3") != " " && board.position("2") == board.position("3") && !board.taken?("1")
+        move = "1"
+      elsif board.position("4") != " " && board.position("5") != " " && board.position("4") == board.position("5") && !board.taken?("6")
+        move = "6"
+      elsif board.position("5") != " " && board.position("6") != " " && board.position("5") == board.position("6") && !board.taken?("4")
+        move = "4"
+      elsif board.position("7") != " " && board.position("8") != " " && board.position("7") == board.position("8") && !board.taken?("9")
+        move = "9"
+      elsif board.position("8") != " " && board.position("9") != " " && board.position("8") == board.position("9") && !board.taken?("7")
+        move = "7"
+      elsif board.position("1") != " " && board.position("4") != " " && board.position("1") == board.position("4") && !board.taken?("7")
+        move = "7"
+      elsif board.position("4") != " " && board.position("7") != " " && board.position("4") == board.position("7") && !board.taken?("1")
+        move = "1"
+      elsif board.position("2") != " " && board.position("5") != " " && board.position("2") == board.position("5") && !board.taken?("8")
+        move = "8"
+      elsif board.position("5") != " " && board.position("8") != " " && board.position("5") == board.position("8") && !board.taken?("2")
+        move = "2"
+      elsif board.position("3") != " " && board.position("6") != " " && board.position("3") == board.position("6") && !board.taken?("9")
+        move = "9"
+      elsif board.position("6") != " " && board.position("9") != " " && board.position("6") == board.position("9") && !board.taken?("3")
+        move = "3"
+      elsif board.position("1") != " " && board.position("5") != " " && board.position("1") == board.position("5") && !board.taken?("9")
+        move = "9"
+      elsif board.position("5") != " " && board.position("9") != " " && board.position("5") == board.position("9") && !board.taken?("1")
+        move = "1"
+      elsif board.position("7") != " " && board.position("5") != " " && board.position("7") == board.position("5") && !board.taken?("3")
+        move = "3"
+      elsif board.position("5") != " " && board.position("3") != " " && board.position("5") == board.position("3") && !board.taken?("7")
+        move = "7"
+      elsif board.position("1") != " " && board.position("3") != " " && board.position("1") == board.position("3") && !board.taken?("2")
+        move = "2"
+      elsif board.position("1") != " " && board.position("7") != " " && board.position("1") == board.position("7") && !board.taken?("4")
+        move = "4"
+      elsif board.position("3") != " " && board.position("9") != " " && board.position("3") == board.position("9") && !board.taken?("6")
+        move = "6"
+      elsif board.position("9") != " " && board.position("7") != " " && board.position("9") == board.position("7") && !board.taken?("8")
+        move = "8"
+      end
+#    elsif board.turn_count > 3 && board.turn_count < 7 && ((board.position("1") != " " && board.position("3") != " " && board.position("1") == board.position("3") && !board.taken?("2")) || (board.position("7") != " " && board.position("9") != " " && board.position("7") == board.position("9") && !board.taken?("8")) || (board.position("1") != " " && board.position("7") != " " && board.position("1") == board.position("7") && !board.taken?("4")) || (board.position("3") != " " && board.position("9") != " " && board.position("3") == board.position("9") && !board.taken?("6")))
+#      if board.position("1") != " " && board.position("3") != " " && board.position("1") == board.position("3") && !board.taken?("2")
+#        move = "2"
+#      elsif board.position("1") != " " && board.position("7") != " " && board.position("1") == board.position("7") && !board.taken?("4")
+#        move = "4"
+#      elsif board.position("3") != " " && board.position("9") != " " && board.position("3") == board.position("9") && !board.taken?("6")
+#        move = "6"
+#      elsif board.position("9") != " " && board.position("7") != " " && board.position("9") == board.position("7") && !board.taken?("8")
+#        move = "8"
+#      end
+    elsif board.turn_count > 2 && board.turn_count < 6 && board.position("5") == self.token && [1,3,7,9].none?{|cell| board.position("#{cell}") == self.token}
+        move = [1,3,7,9].detect{|cell| !board.taken?("#{cell}")}.to_s
+    elsif board.turn_count > 2 && board.turn_count < 6 && board.position("5") == self.token && ((board.position("1") == self.token && !board.taken?("9")) || (board.position("3") == self.token && !board.taken?("7")) || (board.position("7") == self.token && !board.taken?("3")) || (board.position("9") == self.token && !board.taken?("1")))
+      if board.position("1") == self.token && !board.taken?("9")
+        move = "9"
+      elsif board.position("3") == self.token && !board.taken?("7")
+        move = "7"
+      elsif board.position("7") == self.token && !board.taken?("3")
+        move = "3"
+      elsif board.position("9") == self.token && !board.taken?("1")
+        move = "1"
+      end
+  #  elsif board.turn_count >= 3
+    else
+      move = [1,2,3,4,5,6,7,8,9].detect{|cell| board.taken?(cell.to_s) == false}.to_s
+		end
+    move
+	end
+
+end

lib/players/human.rb

@@ -0,0 +1,13 @@
+module Players
+
+  class Human < Player
+
+    def move(board)
+      puts "Please enter 1-9"
+      puts "#{board.display}"
+      gets.strip
+    end
+
+  end
+
+end