// Import the Scanner, Random, and ArrayList classes
import java.util.*;

public class javaQuiz
{
// Declare variable for the question that the user is going to answer at any given time, and the variable for the user's answer.
public static String chosenQuestion;
public static char userChoice;

// Declare variables for number of correct and incorrect answers.
public static int correctTally = 0;
public static int incorrectTally = 0;

	public static void main (String [] args)
	{
		// creating a new Scanner object
		Scanner keyboard = new Scanner(System.in);

		// Give the user a readable description of the program
		System.out.println("In this program you will be answering 3 multiple choice questions about Java.");
		System.out.println("Press any key to proceed.");
		String pressAnyKey = keyboard.nextLine();

		// Create the Question objects.
		javaQuizQuestion question1 = new javaQuizQuestion("Which of these is not a Java key word?\n", "\nA) switch\n", "\nB) keyboard\n", "\nC) float\n", "\nD) true\n", "\nB) keyboard\n");
		javaQuizQuestion question2 = new javaQuizQuestion("What word must a switch-case statement end with?\n", "\nA) switch\n", "\nB) break\n", "\nC) continue\n", "\nD) else\n", "\nB) break\n");
		javaQuizQuestion question3 = new javaQuizQuestion("Which of these is not a primitive data type?\n", "\nA) string\n", "\nB) boolean\n", "\nC) long\n", "\nD) char\n", "\nA) string\n");

		// Create an ArrayList which will store the Question objects
		ArrayList<P3A2_WONDER_RJW84_Question> questionList = new ArrayList<P3A2_WONDER_RJW84_Question>();

		// Add the Questions to the arrayList.
		questionList.add(question1);
		questionList.add(question2);
		questionList.add(question3);

		// randomize the order of the questions in the ArrayList
		Collections.shuffle(questionList);

		// Play the game with the user using a for-loop that will stop once there are no more questions.
		for (int index = 0; index < questionList.size(); index++)
		{
			System.out.print(questionList.get(index).toString());

			// Call the method that will get the user's answer.
			getAnswer();

			// Determine if the user answered correctly or not.
			if (userChoice == correctAns)
			{
				System.out.println("Correct!");
				correctTally+= 1;
				System.out.println("Your current number of correct answers is: " + correctTally + " and incorrect answers: " + incorrectTally);
			}
			else
			{
				System.out.println("Incorrect.");
				correctTally-= 1;
				System.out.println("Your current number of correct answers is: " + correctTally + " and incorrect answers: " + incorrectTally);
			}
		}
	}

	// method that will retrieve the answer from the user
	public static char getAnswer()
	{
		// create another Scanner object
		Scanner keyboard = new Scanner(System.in);

		// Tell the user to select their answer and store it in a variable.
		System.out.println("\nSelect your answer by pressing A, B, C, or D.");
		String input = keyboard.nextLine();
		userChoice = input.charAt(0);

		// Return the user's answer to main.
		return userChoice;
	}
}