Class: Players::Computer

Inherits:
Player
  • Object
show all
Defined in:
lib/players/computer.rb

Constant Summary collapse

CLOSE_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]]

Instance Attribute Summary

Attributes inherited from Player

#token

Instance Method Summary collapse

Methods inherited from Player

#initialize

Constructor Details

This class inherits a constructor from Player

Instance Method Details

#close(board) ⇒ Object 



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# File 'lib/players/computer.rb', line 49

def close(board)
#binding.pry
  result = []
  CLOSE_COMBINATIONS.each_with_index do |sub_array, index|
#these return the numbers/indexes associated with a winning combination
    number_1 = sub_array[0]
    number_2 = sub_array[1]
    number_3 = sub_array[2]

#these tell you the values associated with an index
board_index_1 = board.cells[number_1]
board_index_2 = board.cells[number_2]
board_index_3 = board.cells[number_3]

#this checks to see if 2 of the values are the same, and if the last value is open && valid
    if ((board_index_1 == "X" || board_index_1 == "O") && board_index_1 == board_index_2 && board.valid_move?(number_3+1)) ||
      ((board_index_2 == "X" || board_index_2 == "O") && board_index_2 == board_index_3 && board.valid_move?(number_1+1))  ||
      ((board_index_1 == "X" || board_index_1 == "O") && board_index_1 == board_index_3 && board.valid_move?(number_2+1))
          result << sub_array
    end
  end
    result
end

#move(board) ⇒ Object 



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# File 'lib/players/computer.rb', line 16

def move(board)
  #binding.pry
  puts "\nPlayer #{self.token} - Please input a #1-9.".blue
  input = "#{psuedo_gets(board)}"
  input
end

#psuedo_gets(board) ⇒ Object 



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# File 'lib/players/computer.rb', line 23

def psuedo_gets(board)
    gets_position = 0
    positions = []
    if close(board) != []
      close(board).each do |sub_array|
          sub_array.each do |value|
            test = value+1
            if board.valid_move?(test)
              positions << test
        end
        end
      end
      gets_position = positions.sample
    else
      board.cells.each_with_index do |v, i|
        test = i+1
        if board.taken?(test) == false
          positions << test
        end
      end
    gets_position = positions.sample
    end
    puts gets_position
    gets_position
end