package ia;

import java.awt.event.*;
import java.io.*;
import javax.swing.ButtonGroup;
import javax.swing.JRadioButton;

import java.awt.*;

@SuppressWarnings("serial")
public class Quizzes extends EasyApp implements ActionListener {
    public String username;

    public Quizzes(String username) {
        setTitle("Quiz");
        setBounds(300, 70, 500, 400);
        Title.setFont(new Font("Arial", 0, 20));
        Title.setForeground(Color.blue);
        Correct.setForeground(Color.BLUE);
        Wrong.setForeground(Color.RED);
        Correct.setVisible(false);
        Wrong.setVisible(false);
        Option1.setBounds(50, 200, 130, 40);
        Option1.setSelected(true);
        Option2.setBounds(50, 250, 130, 40);
        Option3.setBounds(50, 300, 130, 40);
        add(Option1);
        add(Option2);
        add(Option3);
        ButtonGroup group = new ButtonGroup();
        group.add(Option1);
        group.add(Option2);
        group.add(Option3);

    }

    String[][] quizQuestions = { { "Which of the following is a factor of x² + 2x - 24?", "(x+8)", "(x+5)", "(x+4)" }, { "Which of the following is the derivative of 3e^2x?", "3e^2x", "3e^x", "6e^2x" }, { "Which of the following is obtained by integrating 1/x", "ln(x)", "1/x", "ln(x^2)" }, { "" } };
    String[] quizAnswers = { "(x+4)", "6e^2x", "ln(x)" };

    String StringQuestion = quizQuestions[0][0];
    String StringOption1 = quizQuestions[0][1];
    String StringOption2 = quizQuestions[0][2];
    String StringOption3 = quizQuestions[0][3];

    int questionNumber = 0;
    int Score = 0;

    Label Title = addLabel("Quiz", 50, 50, 400, 50, this);
    Button Next = addButton("Next", 350, 350, 130, 40, this);
    Button CheckAnswer = addButton("Check Answer", 160, 350, 180, 40, this);
    Label Correct = addLabel("Correct", 300, 200, 200, 200, this);
    Label Wrong = addLabel("Wrong", 300, 200, 200, 200, this);
    Label PrintedQuestion = addLabel(StringQuestion, 50, 150, 500, 40, this);
    Button Back = addButton("Back", 20, 350, 130, 40, this);

    JRadioButton Option1 = new JRadioButton(StringOption1);
    JRadioButton Option2 = new JRadioButton(StringOption2);
    JRadioButton Option3 = new JRadioButton(StringOption3);

    public void QuestionIncrement(int i) {
        String[] f = quizQuestions[i];
        PrintedQuestion.setText(f[0]);
        Option1.setText(f[1]);
        Option2.setText(f[2]);
        Option3.setText(f[3]);
    }

    public void usernameForScore() throws IOException {
        String file = "/Users/shreyaschhabra/eclipse-workspace/IA/ScoreKeeper.txt";
        BufferedReader userReader = new BufferedReader(new FileReader(file));
        FileWriter FileWriter1 = new FileWriter(file, true);
        BufferedWriter BufferedWriter = new BufferedWriter(FileWriter1);
        String m = userReader.readLine(); // the problem is with f and m
        PrintWriter writer = new PrintWriter(BufferedWriter, true);
        System.out.print(m);
        if (m == null) {
            writer.println(this.username + "/" + Score);
            return;
        }

        do {
            String usernameString = m.substring(0, m.indexOf("/"));
            System.out.println(m);
            if (!usernameString.equals(this.username)) {
                writer.println(this.username + "/" + Score);
                m = userReader.readLine();
                System.out.println("hi");
                m = userReader.readLine();
            } else {
                String newScore = m.replaceAll(m, this.username + "/" + Score);
                writer.println(newScore);
                writer.flush();
                System.out.println("bye");
                m = userReader.readLine();
            }
        } while ((m = userReader.readLine()) != null);
    }

    public void DisplayString(int m) {
        outputString("The Quiz Is Over, You got " + (Score) + " right");
    }

    public void actions(Object source, String command) {
        String s1 = null;
        if (source == CheckAnswer) {
            if (Option1.isSelected()) {
                s1 = Option1.getText();
            }
            if (Option2.isSelected()) {
                s1 = Option2.getText();
            }
            if (Option3.isSelected()) {
                s1 = Option3.getText();
            }
            if (s1.equals(quizAnswers[questionNumber])) {
                Correct.setVisible(true);
                Score++;
            } else {
                Wrong.setVisible(true);
            }
        }

        if (source == Next) {

            questionNumber++; // questionNumber is incremented

            if (questionNumber != quizAnswers.length) {
                QuestionIncrement(questionNumber); //questionNumber is passed on to QuestionIncrement
            }
            if (questionNumber == quizAnswers.length) { //checks if this is the last question
                DisplayString(questionNumber); //if it is, then it will go to the method DisplayString$
                try {
                    usernameForScore();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }
            Correct.setVisible(false); // erased again after next is pressed
            Wrong.setVisible(false);

        }
        if(source == Back) {
            dispose();
        }

    }

}