import java.awt.EventQueue;

import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JRadioButton;
import javax.swing.JTextField;
import javax.swing.JButton;
import java.awt.event.InputMethodListener;
import java.awt.event.InputMethodEvent;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeEvent;
import java.awt.Font;
import javax.swing.ButtonGroup;

public class stage2 {

    private JFrame frame;
    private JTextField txtStartingpop;
    private JTextField txtSpecies;
    private JTextField txtGenerations;
    private JTextField txtFixedrate;
    private JTextField txtVgr1;
    private JTextField txtVgr2;
    private JTextField txtVgr3;
    private JTextField txtVgr4;
    private JTextField txtVgr5;
    private JTextField txtVgr6;
    private JTextField txtVgr7;
    private JTextField txtVgr8;
    private JTextField txtVgr9;
    private JTextField txtVgr10;
    private JTextField txtHabitatname;
    private final ButtonGroup buttonGroup = new ButtonGroup();

    /**
     * Launch the application.
     */
    public static void main(String[] args) {
        EventQueue.invokeLater(new Runnable() {
            public void run() {
                try {
                    stage2 window = new stage2();
                    window.frame.setVisible(true);
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        });
    }

    /**
     * Create the application.
     */
    public stage2() {
        initialize();
    }

    /**
     * Initialize the contents of the frame.
     */
    private void initialize() {
        frame = new JFrame();
        frame.setBounds(100, 100, 500, 300);
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.getContentPane().setLayout(null);

        JLabel lblSpecies = new JLabel("Species:");
        lblSpecies.setBounds(35, 30, 80, 14);
        frame.getContentPane().add(lblSpecies);

        JLabel lblStartingPopulation = new JLabel("Starting Population:");
        lblStartingPopulation.setBounds(35, 55, 125, 14);
        frame.getContentPane().add(lblStartingPopulation);

        JLabel lblGenerations = new JLabel("Generations:");
        lblGenerations.setBounds(35, 80, 109, 14);
        frame.getContentPane().add(lblGenerations);

        JLabel lblGrowthRate = new JLabel("Growth Rate(%):");
        lblGrowthRate.setBounds(35, 105, 109, 14);
        frame.getContentPane().add(lblGrowthRate);

        JRadioButton rdbtnFixed = new JRadioButton("Fixed");
        buttonGroup.add(rdbtnFixed);
        rdbtnFixed.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent arg0) {
            }
        });
        rdbtnFixed.setBounds(35, 126, 56, 23);
        frame.getContentPane().add(rdbtnFixed);

        JRadioButton rdbtnVariable = new JRadioButton("Variable");
        buttonGroup.add(rdbtnVariable);
        rdbtnVariable.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
            }
        });
        rdbtnVariable.setBounds(35, 152, 109, 23);
        frame.getContentPane().add(rdbtnVariable);

        JLabel lblHabitat = new JLabel("Habitat:");
        lblHabitat.setBounds(279, 30, 46, 14);
        frame.getContentPane().add(lblHabitat);

        JLabel lblFinalPopulation = new JLabel("Final Population:");
        lblFinalPopulation.setBounds(279, 55, 109, 14);
        frame.getContentPane().add(lblFinalPopulation);

        JLabel lblFinalpop = new JLabel("");
        lblFinalpop.addPropertyChangeListener(new PropertyChangeListener() {
            public void propertyChange(PropertyChangeEvent arg0) {
            }
        });
        lblFinalpop.setBounds(388, 55, 46, 14);
        frame.getContentPane().add(lblFinalpop);

        JLabel lblDed = new JLabel("");
        lblDed.setFont(new Font("Tahoma", Font.PLAIN, 9));
        lblDed.addPropertyChangeListener(new PropertyChangeListener() {
            public void propertyChange(PropertyChangeEvent arg0) {
            }
        });
        lblDed.setBounds(314, 80, 160, 14);
        frame.getContentPane().add(lblDed);

        txtStartingpop = new JTextField();
        txtStartingpop.addInputMethodListener(new InputMethodListener() {
            public void caretPositionChanged(InputMethodEvent arg0) {
            }
            public void inputMethodTextChanged(InputMethodEvent arg0) {

            }
        });
        txtStartingpop.setBounds(164, 52, 86, 20);
        frame.getContentPane().add(txtStartingpop);
        txtStartingpop.setColumns(10);

        txtSpecies = new JTextField();
        txtSpecies.setBounds(164, 27, 86, 20);
        frame.getContentPane().add(txtSpecies);
        txtSpecies.setColumns(10);

        txtGenerations = new JTextField();
        txtGenerations.addInputMethodListener(new InputMethodListener() {
            public void caretPositionChanged(InputMethodEvent event) {
            }
            public void inputMethodTextChanged(InputMethodEvent event) {
            }
        });
        txtGenerations.setBounds(164, 77, 86, 20);
        frame.getContentPane().add(txtGenerations);
        txtGenerations.setColumns(10);

        txtFixedrate = new JTextField();
        txtFixedrate.addInputMethodListener(new InputMethodListener() {
            public void caretPositionChanged(InputMethodEvent event) {
            }
            public void inputMethodTextChanged(InputMethodEvent event) {
            }
        });
        txtFixedrate.setBounds(164, 127, 86, 20);
        frame.getContentPane().add(txtFixedrate);
        txtFixedrate.setColumns(10);

        txtVgr1 = new JTextField();
        txtVgr1.setBounds(35, 182, 35, 20);
        frame.getContentPane().add(txtVgr1);
        txtVgr1.setColumns(10);

        txtVgr2 = new JTextField();
        txtVgr2.setColumns(10);
        txtVgr2.setBounds(80, 182, 35, 20);
        frame.getContentPane().add(txtVgr2);

        txtVgr3 = new JTextField();
        txtVgr3.setColumns(10);
        txtVgr3.setBounds(125, 182, 35, 20);
        frame.getContentPane().add(txtVgr3);

        txtVgr4 = new JTextField();
        txtVgr4.setColumns(10);
        txtVgr4.setBounds(170, 182, 35, 20);
        frame.getContentPane().add(txtVgr4);

        txtVgr5 = new JTextField();
        txtVgr5.setColumns(10);
        txtVgr5.setBounds(215, 182, 35, 20);
        frame.getContentPane().add(txtVgr5);

        txtVgr6 = new JTextField();
        txtVgr6.setColumns(10);
        txtVgr6.setBounds(35, 213, 35, 20);
        frame.getContentPane().add(txtVgr6);

        txtVgr7 = new JTextField();
        txtVgr7.setColumns(10);
        txtVgr7.setBounds(80, 213, 35, 20);
        frame.getContentPane().add(txtVgr7);

        txtVgr8 = new JTextField();
        txtVgr8.setColumns(10);
        txtVgr8.setBounds(125, 213, 35, 20);
        frame.getContentPane().add(txtVgr8);

        txtVgr9 = new JTextField();
        txtVgr9.setColumns(10);
        txtVgr9.setBounds(170, 213, 35, 20);
        frame.getContentPane().add(txtVgr9);

        txtVgr10 = new JTextField();
        txtVgr10.setColumns(10);
        txtVgr10.setBounds(215, 213, 35, 20);
        frame.getContentPane().add(txtVgr10);

        JButton btnCalculate = new JButton("Calculate");
        btnCalculate.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                //starting with all the variables
                int iStart = Integer.parseInt(txtStartingpop.getText());
                int iGenerations = Integer.parseInt(txtGenerations.getText());
                //int iFixedRate = Integer.parseInt(txtFixedrate.getText());
                //int iVariableRate[];
                //iVariableRate = new int[10];
                int iFinal = 0;
                int iMaxPopulation = 5000;

                //if the fixed button is selected
                if(rdbtnFixed.isSelected()){
                	int iFixedRate = Integer.parseInt(txtFixedrate.getText());
                	for(int i = 0; i < iGenerations; i++);
                        {
                        iFinal = (int) (iStart + ((iStart * iFixedRate)/100.00));
                        iStart = iFinal;
                        }
                }
                else if (rdbtnVariable.isSelected())
                {
                	int iVariableRate[];
                    iVariableRate = new int[10];
                    for(int i = 0; i < 10; i++)
                    {
                        iVariableRate[0] = Integer.parseInt(txtVgr1.getText());
                        iVariableRate[1] = Integer.parseInt(txtVgr2.getText());
                        iVariableRate[2] = Integer.parseInt(txtVgr3.getText());
                        iVariableRate[3] = Integer.parseInt(txtVgr4.getText());
                        iVariableRate[4] = Integer.parseInt(txtVgr5.getText());
                        iVariableRate[5] = Integer.parseInt(txtVgr6.getText());
                        iVariableRate[6] = Integer.parseInt(txtVgr7.getText());
                        iVariableRate[7] = Integer.parseInt(txtVgr8.getText());
                        iVariableRate[8] = Integer.parseInt(txtVgr9.getText());
                        iVariableRate[9] = Integer.parseInt(txtVgr10.getText());

                    }
                    for(int i = 0; i < 10; i++)
                        {
                        iFinal = (int) (iStart + ((iStart * iVariableRate[i])/100.00));
                        iStart = iFinal;
                        }
                }
            //end else if statement

                String iFinalString = new String("");
                iFinalString = Integer.toString(iFinal);
                lblFinalpop.setText(iFinalString);
                if (iFinal > iMaxPopulation) {
                    lblDed.setText("Species Died to Overcrowding");
                }
        }
        });
        btnCalculate.setBounds(321, 181, 89, 23);
        frame.getContentPane().add(btnCalculate);

        JButton btnExit = new JButton("Exit");
        btnExit.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                //exits the program
                System.exit(0);
            };
        });
        btnExit.setBounds(321, 212, 89, 23);
        frame.getContentPane().add(btnExit);

        JLabel lblPopulationGrowthCalculator = new JLabel("Population Growth Calculator");
        lblPopulationGrowthCalculator.setFont(new Font("Tahoma", Font.BOLD, 11));
        lblPopulationGrowthCalculator.setBounds(140, 2, 174, 17);
        frame.getContentPane().add(lblPopulationGrowthCalculator);

        txtHabitatname = new JTextField();
        txtHabitatname.setBounds(388, 27, 86, 20);
        frame.getContentPane().add(txtHabitatname);
        txtHabitatname.setColumns(10);
    }
}