Final.java

//Main Method of Final Project
import java.util.Scanner;
import java.io.IOException;
import java.io.File;
import java.util.Arrays;
import java.io.*;
import java.util.ArrayList;

public class Final {
  public static void main (String [] args) throws IOException {         
        Scanner in = new Scanner(System.in);

        ArrayList<Question> read = readQuestions("questionAnswer.txt"); //readQuestions from text file
        System.out.println("\t\t\t\t---Welcome to 12 Questions of Christmas!---"); //directions
        System.out.println("\t\tDirections: When the question appears on the screen, \n\ttype the right number the corresponds to the right answer.");
        System.out.print("\nPlease Enter your Player Name: "); //enters player name
        String name = in.nextLine();
        int score = 0;

        for (Question q : read) {
            System.out.println(q.getQuestion() + "\n" + Arrays.toString(q.getChoices()));
            int userInput = in.nextInt();
            
            if (userInput > 3) { //if user does not input right answer then the user can enter again
               System.out.print("\nYou did not enter an option! Please choose again\n"); 
               userInput = in.nextInt(); 
            }
            
            if (isCorrectAnswer(q, userInput)) { //if the user chooses the correct answer
               System.out.println("Hooray! You have entered the correct answer");
               score++; //score increments
            } else {
               System.out.println("You have entered the wrong answer");
               score--; //score decrements
               if(score < 0) { //so score does not go negative
                  score = 0;
               }

            }
            System.out.println(name + ", your Score is: " + score); //prints out score
         }
         System.out.println("\n\n" + name + ", your Total Score is: " + score); //prints out score
         System.out.println("\nThank you " + name + " for playing 12 Questions of Christmas!");

  } //end of main method


  public static ArrayList<Question> readQuestions (String fileName) throws IOException {
    ArrayList<Question> q = new ArrayList<Question>();

    File file = new File(fileName); //Stores File
    Scanner inputFile = new Scanner(file); //open files

    while(inputFile.hasNext()) {
      //prints question from file
      String line = inputFile.nextLine(); //reads question
      int correctIndex = inputFile.nextInt();
      int numOptions = inputFile.nextInt();
      inputFile.nextLine(); // clears buffer
      String[] options = new String[numOptions];
      for (int i = 0; i < options.length; i++) {
         String reader = inputFile.nextLine();
         options[i] = reader;
      }
      Question question = new Question(line, correctIndex,options);
      q.add(question); //appends questions to arraylist
     }
     inputFile.close(); //close file
     return q;
  } //end of readQuestion method

  public static boolean isCorrectAnswer (Question q, int userInput) { //determines if answer is correct or not
     if (userInput == (q.getAnswer() + 1)) {
         return true;
      } else {
         return false;
      }

  } //end of correct method

} //end of class