project 7

/*
 * Project07.java
 *
 *   A program that plays the dice game high/low
 *   Used to practice breaking code up into methods.
 *
 * @author Christopher Lam
 *
 */
package osu.cse1223;
import java.util.Scanner;


public class Project07 {


	public static void main(String[] args) {
		// Fill in the body

	}


	// Given a Scanner and a current maximum amount of money, prompt the user for
	// an integer representing the number of dollars that they want to bet.  This
	// number must be between 0 and to maximum number of dollars.  If the user enters
	// a number that is out of bounds, display an error message and ask again.
	// Return the bet to the calling program.
	private static int getBet(Scanner inScanner, int currentPool) {
		// Fill in the body
		System.out.println("You have " + currentPool + " dollars.");
		System.out.println("Enter an amount to bet (0 to quit)");
		int bet = inScanner.nextInt();
		while (bet != 0)
		{
			if (bet < 0 || bet > currentPool)
			{
				System.out.println("Your bet MUST be between 0 and " + currentPool);
				System.out.println("You have " + currentPool + " dollars.");
				System.out.println("Enter an amount to bet (0 to quit)");
				bet = inScanner.nextInt();
			}
			else
			{
				System.out.println("You have " + currentPool + " dollars.");
				System.out.println("Goodbye!");
			}
		}
	return bet;
	}

	// Given a Scanner, prompt the user for a single character indicating whether they
	// would like to bet High ('H'), Low ('L') or Sevens ('S').  Your code should accept
	// either capital or lowercase answers, but should display an error if the user attempts
	// to enter anything but one of these 3 values and prompt for a valid answer.
	// Return the character to the calling program.
	private static char getHighLow(Scanner inScanner) {
		// Fill in the body
		System.out.println("High, low or sevens (H/L/S): ");
		String choice = inScanner.nextLine();
		while (!choice.equals('H') || !choice.equals('h') || !choice.equals('L')
				|| !choice.equals('l') || !choice.equals('S') || !choice.equals('s'))
		{
			System.out.println("Invalid chocie. Choose High, low, or sevens");
			System.out.println("High, low or sevens (H/L/S): ");
			choice = inScanner.nextLine();
		}
	return choice;
	}

	// Produce a random roll of a single six-sided die and return that value to the calling
	// program
	private static int getRoll() {
		// Fill in the body
		int roll = (int)(6  * Math.random()) + 1;
	return roll;
	}

	// Given the choice of high, low or sevens, the player's bet and the total result of
	// the roll of the dice, determine how much the player has won.  If the player loses
	// the bet then winnings should be negative.  If the player wins, the winnings should
	// be equal to the bet if the choice is High or Low and 4 times the bet if the choice
	// was Sevens.  Return the winnings to the calling program.
	private static int determineWinnings(char highLow, int bet, int roll) {
		// Fill in the body
		int winnings;
		if (roll >= 8)
		{
			winnings = bet;
		}
		else if (roll <= 6)
		{
			winnings = bet;
		}
		else
		{
			winnings = 4 * bet;
		}
	return winnings;
	}

}