Game Suite in Bash/Ruby Scripting

blackjack.rb

#!/usr/bin/env ruby

# Draws the first cards for the game 
def first_draw  		
	@player_hand 	= @deck.to_a.sample(2).to_h
	@computer_hand	= @deck.to_a.sample(2).to_h

	puts "Your Hand: #{@player_hand.keys.first} #{@player_hand.keys.last}"
	puts "Computer's Hand: #{@computer_hand.keys.first}"
	check_ace
	computer_hit

	check_win
end

# Allows user to pick between 1 and 11 for ace value 
def check_ace
  if @player_hand.has_value?("option")
    
    puts "What do you want the ace to be worth? 1 or 11"
    ace_value = Integer(gets.chomp)
   
    if [1, 11].include?(ace_value)
      @player_hand.each_key { |k| @player_hand[k] = ace_value if @player_hand[k] == "option" }
    else
      check_ace
    end
  else
  end
end


# Initialize function to start the game; sets up deck and data structures for hands, scores
def start_game 
	@deck = { HA: "option", HK: 10, HQ: 10, HJ: 10, H10: 10, H9: 9, H8: 8, H7: 7, H6: 6, H5: 5, H4: 4, H3: 3, H2: 2,  
			      SA: "option", SK: 10, SQ: 10, SJ: 10, S10: 10, S9: 9, S8: 8, S7: 7, S6: 6, S5: 5, S4: 4, S3: 3, S2: 2,
			      CA: "option", CK: 10, KQ: 10, CJ: 10, C10: 10, C9: 9, C8: 8, C7: 7, C6: 6, C5: 5, C4: 4, C3: 3, C2: 2,
			      DA: "option", DK: 10, DQ: 10, DJ: 10, D10: 10, D9: 9, D8: 8, D7: 7, D6: 6, D5: 5, D4: 4, D3: 3, D2: 2
			    }
	
	@player_score 	= 0
	@computer_score	= 0

	@player_hand 	= Hash.new
	@computer_hand	= Hash.new

	first_draw
end 

# Hit/Stay loop 
def main_loop
	get_score("player")

	puts "Your hand is: #{@player_hand} which is worth #{@player_score}."
	puts "Hit (H) or Stay (S)?"
	@user_hit = gets.chomp!

	computer_hit 
	while @user_hit.downcase == 'h'
		@player_hand.merge!(@deck.to_a.sample(1).to_h)
		puts "Your hand is now #{@player_hand}"		

		check_ace 
		check_win
	end 

	computer_hit
	check_win
end 

# Calculates computer score; computer allow has aces worth 11 
def computer_hit 
	if @computer_hand.has_value?("option")
		ace_value = 11
		@computer_hand.each_key { |k| @computer_hand[k] = ace_value if @computer_hand[k] == "option" }
	else 
	end

	get_score("computer")

	while @computer_score < 17 
		@computer_hand.merge!(@deck.to_a.sample(1).to_h)
		computer_hit
	end
end

# Calculates scores for object passed in (either computer or player)
def get_score(type)
	if type == "computer"
		@computer_score	= @computer_hand.values.inject(:+)

	elsif type == "player"
		@player_score = @player_hand.values.inject(:+)
	end
end

# Checks win conditions 
def check_win
	get_score("player")
	get_score("computer")

	# Check if won 
	if @player_score == 21 && @computer_score != 21 
		end_game("player")
	elsif @player_score == 21 && @computer_score == 21 
		end_game("computer") 
	elsif @player_score > 21 
		end_game("computer")
	elsif @computer_score > 21 
		end_game("player")
	elsif @user_hit == 's'
		if @computer_score < 21 
			if @computer_score > @player_score 
				end_game("computer")
			else 
				end_game("player")
			end 
		end 
	else 	
		main_loop
	end 
end

# Handles winning/losing dialog and re
def end_game(who_won)
	if who_won == "player"
		puts "+===============+"
		puts "|   Congrats!   |"
		puts "+===============+"
	else 
		puts "+========================+"
		puts "|   Sorry, you lost!     |"
		puts "+========================+"
	end

	get_score("player")
	get_score("computer")

	puts "Your final hand: #{@player_hand.keys} worth #{@player_score}"		
	puts "Computer's final hand: #{@computer_hand.keys} worth #{@computer_score}"

	puts "Play again? n or y"
	play_again = gets.chomp!

	if play_again.downcase! == "y"
		start_game
	else 
		exit 
	end 
end

start_game 

craps.sh

#!/bin/bash 

# Game Loop
playAgain='y'
while [ $playAgain == 'y' ]  
do 

  # Game Functions 
  function RollDie() {
    diOne="$((RANDOM%6 + 1))"
    diTwo="$((RANDOM%6 + 1))"
    sum=$(($diOne+$diTwo))
    Rolls[$diRoll]=$sum 
    echo "You rolled a $diOne and a $diTwo for a total of $sum."
    echo "Your rolls are now: ${Rolls[*]}" 
  }

  function winGame() {

    echo "That means you win!"
    if [ $diRoll -eq 0 ]
    then 
      echo "You won on your first roll, nice!"
    else 
      echo "It took you an extra $diRoll roll(s) to win."
    fi   
    echo "Play again? Y or N"
    read playAgain  
  }

  function loseGame() {
    echo "That means you lose!!"
    echo "Play again? Y or N"
    read playAgain  
  }

  function startGame() {
    echo `clear`
    echo "WELCOME TO THE CRAPS TABLE"
    diRoll=0
    winGame=0 
    declare -a Rolls=()
  }

  startGame
  RollDie
  
  # Player rolls 0,7,11 on the first roll, they win
  if [[ $diRoll -eq 0 ]] && [[ $sum -eq 7 ]] || [[ $sum -eq 11 ]]
  then 
    winGame

  # 
  elif [[ $diRoll -eq 0 ]] && [[ $sum -eq 2 ]] || [[ $sum -eq 3 ]] || [[ $sum -eq 12 ]]
  then 
    loseGame 
  else 
  
    echo "You aren't done yet!"
    echo "You rolled a $sum"
    echo "Press enter to try for $sum again?"
    read enter
    
    winGame=$sum
    diRoll=$((diRoll + 1))
    RollDie
    
    while [[ diRoll -ne 0 ]] && [[ $winGame -ne $sum ]]
    do 
      diRoll=$((diRoll + 1))

      if [[ $sum -eq 7 ]]
      then
        loseGame
      else 
        echo "Press enter to try for $sum again?"
        read enter 
        RollDie  
      fi 

    done
  fi   
done 

 

gameme.sh

#!/bin/bash

option=0
while [ $option=0 ]
do 
  echo "=================="
  echo
  echo "Welcome to Game Me"
  echo "Please choose an option below"
  echo
  echo "1. CRAPS"
  echo "2. GUESSING GAME"
  echo "3. BLACKJACK"
  echo "4. EXIT"
  echo
  echo "================="
  
  read option
  case $option in
    1) `echo bash craps.sh`
    ;;
    2) `echo bash guessinggame.sh`
    ;;
    3) `echo ruby blackjack.rb`
	  ;;
	  4) exit 1
	  ;;
	  *) echo "Sorry, that isn't a choice"
	     option=0
	     ;;
  esac
done 

guessinggame.sh

#!/bin/bash

# Game Loop
playAgain='y'
while [ $playAgain == 'y' ]  
do 

	# Map the prize choice to random cost of price  
	function createPrize() {

		if [ $prize == "TV" ]
		then 
			prize_cost="$((RANDOM%300 + 200))" 
			startGame
		elif [ $prize == "AUTO" ]
		then 
			prize_cost="$((RANDOM%10000 + 5000))"
			startGame
		elif [ $prize == "REFRIG"]
		then 
			prize_cost="$((RANDOM%600 + 300))"
			startGame
		else 
			echo "Uh oh, something went wrong!"
		fi 
	}

	# Return a win or loss 
	function decideGame() {
			if [[ $guess = $prize_cost ]]
			then
				echo "YOU WON a $prize WORTH $prize_cost DOLLARS!"
				echo "PLAY AGAIN?"
				read playAgain
			else 
				echo "TIME RAN OUT!" 
				echo "THE CORRECT PRICE OF THE $prize WAS $prize_cost."
				echo "PLAY AGAIN?"
				read playAgain
			fi 
	}

	# Main Game/Timing Loop 
	function startGame() {
		echo "YOU HAVE ONE MINUTE TO GUESS THE PRICE OF THE PRIZE"
		echo "WHAT IS YOUR FIRST GUESS?"
		read guess

		# Set timing in seconds 
		secs=60   
		SECONDS=0

		while [[ $guess -ne $prize_cost ]] && [[ $secs -gt $SECONDS ]]
		do 
			if [[ $guess -lt $prize_cost ]]
				then
					echo "GUESS HIGHER?"
					read guess 
				elif [[ $guess -gt $prize_cost ]]
				then
					echo "GUESS LOWER?"
					read guess
				else 
					echo "OOPS, SOMETHING WENT WRONG. MAKE SURE TO ENTER A NUMBER!"
					startGame
			fi 
		done

		decideGame			
	}

	# Menu to decide which option to select 
	function menu() {

	  option=0
  	while [ $option=0 ]
  	do
	    echo `clear`
	    echo '=========================='
	    echo 'WELCOME TO GUESSING GAME!'
	    echo '1 COLOR TV'
	    echo '2 REFRIGERATOR'
	    echo '3 AUTO'
	    echo '=========================='
	    echo 'ENTER YOUR CHOICE (1,2,3)'

	    read option 
	    case $option in
		  1) echo "Time to win that TV!"
				prize="TV"
			  createPrize
		   	;;
			2) echo "Time to win that REFRIG!"
			  prize="REFRIG"
		    createPrize
				;;
			3) echo "Time to win that AUTO!"
				prize="AUTO" 
				createPrize
				;;
			*) echo "SORRY, THAT ISN'T A CHOICE."
				option=0
				;;
			esac
		done 
	}

	menu
done 

echo `bash gameme.sh`