import java.awt.*;
import java.awt.event.*;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.Properties;

import java.util.List;
import java.util.ArrayList;
import java.util.ListIterator;

import javax.swing.*;

import com.serena.dmclient.api.LoginFailedException;
import com.serena.dmclient.api.Request;
import java.util.Properties;

public class MainFrame {

    /*
     * Nytt
     */

    String username, password,  product, project;
    static boolean loggedIn = false;
    Dimensions di = new Dimensions();
    Properties properties = new Properties();
    protected MainFrame null;

    MainFrame() {
        try {
            properties.load(new FileInputStream("userdata.properties"));
        } catch(IOException ex) {}
    }


    private static void createAndShowGUI(final MainFrame mf) {

        final Session session = new Session();

        JFrame frame = new JFrame("Dimensions helper");
        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        frame.setLocationRelativeTo(null);

        final JPanel contentPane = new JPanel();
        contentPane.setLayout(new CardLayout(5, 5));


        Win1 win1 = new Win1();
        contentPane.add(win1);
        Win2 win2 = new Win2();
        contentPane.add(win2);
        Win3 win3 = new Win3();
        contentPane.add(win3);

        /*
         * Laddar tidigare data från properties-filen
         */

        win1.setUsername(session.properties.getProperty("username", ""));
        win2.setProduct(session.properties.getProperty("product", ""));
        win2.setDesignpart(session.properties.getProperty("designpart", ""));

        JPanel buttonPanel = new JPanel();
        final JButton previousButton = new JButton("< PREVIOUS");
        previousButton.setEnabled(false);
        final JButton nextButton = new JButton("NEXT >");
        final JButton cancelButton = new JButton("CANCEL");
        buttonPanel.add(cancelButton);
        buttonPanel.add(previousButton);
        buttonPanel.add(nextButton);

        nextButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent ae) {
                nextButton.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
                Component[] contents = contentPane.getComponents();
                for(Component component : contents) {
                    if(component.isVisible() && component instanceof Interface1) {
                        Interface1 window = (Interface1) component;
                        String username = window.getUsername();
                        String password = window.getPassword();
                        //boolean login = session.login(username, password);
                        //loggedIn = mf.login(username, password);
                        System.out.print(mf.login(username, password));

                        if(loggedIn) {
                            nextButton.setCursor(Cursor.getDefaultCursor());
                            CardLayout cardLayout = (CardLayout) contentPane.getLayout();
                            cardLayout.next(contentPane);
                            previousButton.setEnabled(true);

                        } else {
                            JOptionPane.showMessageDialog(component, "Wrong username and/or password",
                                    "Error", JOptionPane.ERROR_MESSAGE);
                        }
                        break;

                    } else if(component.isVisible() && component instanceof Interface2) {
                        Interface2 window = (Interface2) component;
                        String items = window.getItems();
                        String product = window.getProduct();
                        String designpart = window.getDesignpart();

                        //List<Item> items2 = session.test(items, product, designpart);
                        List<Item> itemList = session.test(testitem, testproduct, testproj);
                        List<Item> finalItemList = new ArrayList<Item>();
                        List<Request> relatedRequests = new ArrayList<Request>();

                        finalItemList.addAll(itemList);
                        for(int i=0; i<itemList.size(); i++) {
                            finalItemList.addAll(itemList.get(i).getPreviousRevisions());
                        }

                        for(int j=0; j<finalItemList.size(); j++) {
                            relatedRequests.addAll(finalItemList.get(j).getRelatedRequests());
                            System.out.print(finalItemList.get(j).status + "\n");
                        }


                    }
                    nextButton.setCursor(Cursor.getDefaultCursor());
                    //break;
                }
            }
        });


        cancelButton.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent ae) {
                session.terminateConnection();
                System.exit(0);
            }

        });

        frame.add(contentPane);
        frame.add(buttonPanel, BorderLayout.PAGE_END);
        frame.setSize(400, 400);
        frame.setVisible(true);
    }


    public boolean login(String username, String password) {
        this.username = username;
        this.password = password;

        try {
            di.getDimensionsConnection(username2, password2");
            loggedIn = true;
            try {
                properties.setProperty("username", this.username);
                properties.store(new FileOutputStream("userdata.properties"), null);
            } catch(Exception e) {}
        } catch(LoginFailedException e) {
            System.out.print(e);
            loggedIn = false;
        }
        return loggedIn;
    }

    public boolean isLoggedOn() {
        return loggedIn;
    }

    public List<Item> test(String input, String product, String project) {
        String[] itemsArr = input.split(",");
        String newItemsArr[] = new String[itemsArr.length];

        for(int i=0; i<itemsArr.length; i++) {
            newItemsArr[i] = itemsArr[i].replaceAll("\"", "");
        }
        return di.getItems2(newItemsArr, product, project);
    }

    public static void main(String[] args) {
        SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                createAndShowGUI();
            }
        });
    }
}