GUIMain.java

// rollover and update social credit
// scrollable panel 3 period data - DONE
// add total duties column - DONE
// colors
// export as csv/excel
// saving and loading on main panel
// stating panel has load from save, or create new - DONE
// undo


import javax.swing.*;
import javax.swing.filechooser.FileFilter;
import javax.swing.filechooser.FileNameExtensionFilter;
import javax.swing.plaf.metal.DefaultMetalTheme;
import javax.swing.plaf.metal.MetalLookAndFeel;
import javax.swing.plaf.metal.OceanTheme;
import java.awt.*;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.io.File;
import java.io.FileNotFoundException;
import java.util.ArrayList;
import java.util.Scanner;

//Justin Yoo
//Program Description:
//Sep 20, 2024

public class GUIMain extends JPanel implements KeyListener, MouseListener {

    //DECOR
    // Specify the look and feel to use by defining the LOOKANDFEEL constant
    // Valid values are: null (use the default), "Metal", "System", "Motif",
    // and "GTK"
    final static String LOOKANDFEEL = "Metal";

    // If you choose the Metal L&F, you can also choose a theme.
    // Specify the theme to use by defining the THEME constant
    // Valid values are: "DefaultMetal", "Ocean",  and "Test"
    final static String THEME = "Ocean";

    //Frame
    private int flexWidth;
    private int flexHeight;
    public static final int WIDTH = 800; //temp
    public static final int HEIGHT = 900; //temp
    public static ArrayList<PopUp> menus = new ArrayList<>();

    //Data
    private int periodNum;
    private String demoSchedule;
    private Object[][] data;
    private Teacher teacher;
    private Course course;
    //   private FileReadIn dataset;
//    private BigDuty bigDuty;
    //Panels
    private CustomPanel panel1, panel2, helpPanel, panel3, panel4, teachersPanel, homePanel;

    public JTabbedPane semesterTabs;

    private static JFrame frame;

    public ArrayList<SemesterTab> semesters;


    public GUIMain() //default constructor
    {

        System.out.println(BigDuty.BACKUP_LOCATION);
        new File(BigDuty.BACKUP_LOCATION).mkdir();

        //Initial Init
        this.addKeyListener(this);
        this.addMouseListener(this);
        this.setFocusable(true);

        this.setLayout(new BorderLayout()); //setting layout

        this.semesters = new ArrayList<>();

//        bigDuty = new BigDuty("src/PollingerProject-DutyData.csv", this);


//        Component contents = this.createComponents();

        JPanel panel = makeLandingScreen();
        this.add(panel, BorderLayout.CENTER);

//       this.add(contents);

        SemesterTab.gui = this;

    }

    public static void setWarningMsg(String text) {
        Toolkit.getDefaultToolkit().beep();
        JOptionPane optionPane = new JOptionPane(text, JOptionPane.OK_OPTION);
        JDialog dialog = optionPane.createDialog(text);
        dialog.setAlwaysOnTop(true);
        dialog.setVisible(true);
    }

    public static void main(String[] args) {

        try {
            // Set cross-platform Java L&F (also called "Metal")
            UIManager.setLookAndFeel(
                    UIManager.getCrossPlatformLookAndFeelClassName());
        } catch (UnsupportedLookAndFeelException e) {
            // handle exception
        } catch (ClassNotFoundException e) {
            // handle exception
        } catch (InstantiationException e) {
            // handle exception
        } catch (IllegalAccessException e) {
            // handle exception
        }

        SwingUtilities.invokeLater(new Runnable() {
            public void run() {
                //Turn off metal's use of bold fonts
                UIManager.put("swing.boldMetal", Boolean.FALSE);
                createAndShowGUI(); //initializes all GUI stuff
            }
        });


    }

    public JPanel makeLandingScreen() {

        JPanel frame = new JPanel();

        frame.setLayout(new GridLayout(3, 0));


        JButton loadNewPolButton = new JButton("Load save from .pol");

        loadNewPolButton.addActionListener(e -> {
            JFileChooser chooser = new JFileChooser();

            FileFilter filter = new FileNameExtensionFilter(".pol", "pol", "csv");
            chooser.setFileFilter(filter);
            chooser.showDialog(frame, "Load Save");

            if(chooser.getSelectedFile() != null) {

                ArrayList<BigDuty> duties = FileUtility.createBigDuties(chooser.getSelectedFile(), this);


                this.remove(frame);

                Component screen = this.createComponents(duties);


                this.add(screen);

                refreshPanels();


            }

        });

        frame.add(loadNewPolButton);


        JButton loadPolButton = new JButton("Load OLD save from .pol(remove this button before we send to pollinger)");

        loadPolButton.addActionListener(e -> {

            JFileChooser chooser = new JFileChooser();

            FileFilter filter = new FileNameExtensionFilter(".pol", "pol", "csv");
            chooser.setFileFilter(filter);
            chooser.showDialog(frame, "Load Save");

            if (chooser.getSelectedFile() != null) {

                ArrayList<Teacher> teachers = FileUtility.readSaveFile(chooser.getSelectedFile());
                BigDuty bd = new BigDuty(teachers, this);

                this.remove(frame);

                Component screen = this.createComponents(bd);

                this.add(screen);
                refreshPanels();

            }


        });

        JButton loadReportButton = new JButton("Load from Genesis");
        loadReportButton.addActionListener(e -> {

            JFileChooser chooser = new JFileChooser();

            FileFilter filter = new FileNameExtensionFilter(".csv", "csv");
            chooser.setFileFilter(filter);
            chooser.showDialog(frame, "Load Genesis Report");

            if (chooser.getSelectedFile() != null) {

                BigDuty bd = new BigDuty(chooser.getSelectedFile(), this);

                this.remove(frame);

                Component screen = this.createComponents(bd);

                this.add(screen);
                bd.refreshPanels();
            }


        });

        frame.add(loadPolButton, BorderLayout.WEST);
        frame.add(loadReportButton, BorderLayout.EAST);


        return frame;

    }

    public void refreshPanels() {

        for(SemesterTab tab : semesters) {
            tab.refreshPanels();
        }

        repaint();
        revalidate();

    }

    public Component createComponents(BigDuty bd) {
        //Initial Init


        JPanel pane = new JPanel(new BorderLayout());

        semesterTabs = new JTabbedPane();
        semesterTabs.setVisible(true);
        pane.add(semesterTabs);

        SemesterTab panedTabs = makeTeachersTabs(bd);

        semesters.add(panedTabs);

        //Initialization
        semesterTabs.add(panedTabs, panedTabs.getName());

        pane.add(semesterTabs);


        return pane;
    }

    public Component createComponents(ArrayList<BigDuty> duties) {

        JPanel pane = new JPanel(new BorderLayout());

        semesterTabs = new JTabbedPane();
        semesterTabs.setVisible(true);
        pane.add(semesterTabs);

        for(BigDuty bd : duties) {
            SemesterTab panedTabs = makeTeachersTabs(bd);

            bd.setPane(panedTabs);

            semesters.add(panedTabs);

            //Initialization
            semesterTabs.add(panedTabs, panedTabs.getName());
        }



        pane.add(semesterTabs);


        return pane;

    }

    public static SemesterTab makeTeachersTabs(BigDuty bigDuty) {

        String[] colHeadingsPanel1 = {"TEACHER", "COURSES", "ROOM", "DEPT", "YEAR"}; //tables
        String[] colHeadingsPanel2 = {"TEACHER", "ROOM", "DEPT", "NAME", "PERIOD", "DAY", "SEMESTER"};
        Object[][] data = new Object[bigDuty.getTeachers().size()][colHeadingsPanel1.length]; //size of the dataframe


        int numRows = data.length; //number of rows


        SemesterTab panedTabs = new SemesterTab(bigDuty, bigDuty.getSemester());
        panedTabs.setVisible(true);

//      panedTabs.setPreferredSize(new Dimension(0, 100));


        //*********************PANELS BEGIN**********************//


        //Panel1 #homepage#
        String panel1HoverMessage = "Shows all teachers' general information";
        CustomPanel panel1 = new Panel1("All Teacher View", new Dimension(WIDTH, HEIGHT), new BorderLayout(), bigDuty, colHeadingsPanel1, data, panel1HoverMessage);


        CustomPanel homePanel = new HomePanel("Home Panel", new Dimension(WIDTH, HEIGHT), bigDuty);
        CustomPanel semesterConfig = new SemesterConfigPanel("Semester Config", new Dimension(WIDTH, HEIGHT), bigDuty);

        //panel2 #no function yet#
        String panel2HoverMessage = "Shows individual teachers' general information";
        CustomPanel panel2 = new Panel2("Individual Teacher View", new Dimension(WIDTH, HEIGHT), new BorderLayout(), bigDuty, colHeadingsPanel2, numRows, panel2HoverMessage);
//       panel3
        CustomPanel panel3 = new PollingerView("Pollinger View", new Dimension(WIDTH, HEIGHT), bigDuty);

        CustomPanel panel4 = new Panel4("Panel 4", new Dimension(WIDTH, HEIGHT), bigDuty);

        CustomPanel teachersPanel = new TeachersPanel("Teacher View", new Dimension(WIDTH, HEIGHT), bigDuty);

        CustomPanel freePanel = new FreesView("Frees View", new Dimension(WIDTH, HEIGHT), bigDuty);

//         panel 4
//       panel4 = new Panel4("Panel 4", new Dimension(WIDTH, HEIGHT), bigDuty);
//       panedTabs.addTab("Panel 4", panel4);

        String helpPanelHoverMessage = "\" UHL \" love this help desk!";
        CustomPanel helpPanel = new HelpPanel("Help Panel", new Dimension(WIDTH, HEIGHT), new BorderLayout(), helpPanelHoverMessage);


        panedTabs.addTab(homePanel.getName(), homePanel);
        panedTabs.addTab(semesterConfig.getName(), semesterConfig);
        panedTabs.addTab(panel1.getName(), panel1);
        panedTabs.addTab(panel2.getName(), panel2);
        panedTabs.addTab("Pollinger View", panel3);
//       panedTabs.addTab("Panel 4", panel4);
        panedTabs.addTab("Teacher View", teachersPanel);
//        panedTabs.addTab(helpPanel.getName(), helpPanel);
        panedTabs.addTab("Frees View", freePanel);

        return panedTabs;
    }

    public JTabbedPane getSemesterTabs() {
        return semesterTabs;
    }

    public static ArrayList<String> readData(String fileName) { //file reading
        ArrayList<String> textData = new ArrayList<String>();
        File filePath = new File(fileName);
        try {
            System.out.println("Reading data...");
            Scanner dataGetter = new Scanner(filePath);
            while (dataGetter.hasNext())
                textData.add(dataGetter.nextLine());
            dataGetter.close();
        } catch (FileNotFoundException e) {
            System.out.println("Cannot find data file.");
        }
        return textData;
    }

    private static void createAndShowGUI() {
        initLookAndFeel();
        //imports a mainframe
//      JFrame.setDefaultLookAndFeelDecorated(true);
        frame = new GUIMainFrame();
    }

    private static void initLookAndFeel() {
        String lookAndFeel = null;

        if (LOOKANDFEEL != null) {
            if (LOOKANDFEEL.equals("Metal")) {
                lookAndFeel = UIManager.getCrossPlatformLookAndFeelClassName();
                //  an alternative way to set the Metal L&F is to replace the
                // previous line with:
                // lookAndFeel = "javax.swing.plaf.metal.MetalLookAndFeel";

            } else if (LOOKANDFEEL.equals("System")) {
                lookAndFeel = UIManager.getSystemLookAndFeelClassName();
            } else if (LOOKANDFEEL.equals("Motif")) {
                lookAndFeel = "com.sun.java.swing.plaf.motif.MotifLookAndFeel";
            } else if (LOOKANDFEEL.equals("GTK")) {
                lookAndFeel = "com.sun.java.swing.plaf.gtk.GTKLookAndFeel";
            } else {
                System.err.println("Unexpected value of LOOKANDFEEL specified: "
                        + LOOKANDFEEL);
                lookAndFeel = UIManager.getCrossPlatformLookAndFeelClassName();
            }

            try {


                UIManager.setLookAndFeel(lookAndFeel);

                // If L&F = "Metal", set the theme

                if (LOOKANDFEEL.equals("Metal")) {
                    if (THEME.equals("DefaultMetal"))
                        MetalLookAndFeel.setCurrentTheme(new DefaultMetalTheme());
                    else if (THEME.equals("Ocean"))
                        MetalLookAndFeel.setCurrentTheme(new OceanTheme());

                    UIManager.setLookAndFeel(new MetalLookAndFeel());
                }


            } catch (ClassNotFoundException e) {
                System.err.println("Couldn't find class for specified look and feel:"
                        + lookAndFeel);
                System.err.println("Did you include the L&F library in the class path?");
                System.err.println("Using the default look and feel.");
            } catch (UnsupportedLookAndFeelException e) {
                System.err.println("Can't use the specified look and feel ("
                        + lookAndFeel
                        + ") on this platform.");
                System.err.println("Using the default look and feel.");
            } catch (Exception e) {
                System.err.println("Couldn't get specified look and feel ("
                        + lookAndFeel
                        + "), for some reason.");
                System.err.println("Using the default look and feel.");
                e.printStackTrace();
            }
        }
    }

    public Dimension getPreferredSize() {
        return new Dimension(WIDTH, HEIGHT);
    }

    @Override
    public void mouseClicked(MouseEvent e) {

    }

    @Override
    public void mousePressed(MouseEvent e) {

        for (PopUp popUp : menus) {

            popUp.popUp(e);

        }

    }

    @Override
    public void mouseReleased(MouseEvent e) {

        int i = 0;

        for (PopUp popUp : menus) {

            popUp.popUp(e);

        }

    }

    @Override
    public void mouseEntered(MouseEvent e) {
    }

    @Override
    public void mouseExited(MouseEvent e) {
    }

    @Override
    public void keyTyped(KeyEvent e) {
    }

    @Override
    public void keyPressed(KeyEvent e) {

//        bigDuty.rankTeacher("Uhl");
        for(SemesterTab tab : semesters) {
            tab.keyPressed(e);
        }

    }

    @Override
    public void keyReleased(KeyEvent e) {
    }

    public int getGetWidth() {
        return getWidth();
    }

    public int getGetHeight() {
        return getHeight();
    }

    public int getFlexWidth() {
        return flexWidth;
    }

    public void setFlexWidth(int flexWidth) {
        this.flexWidth = flexWidth;
    }

    public int getFlexHeight() {
        return flexHeight;
    }

    public void setFlexHeight(int flexHeight) {
        this.flexHeight = flexHeight;
    }

    public int getPeriodNum() {
        return periodNum;
    }

    public void setPeriodNum(int periodNum) {
        this.periodNum = periodNum;
    }

    public String getDemoSchedule() {
        return demoSchedule;
    }

    public void setDemoSchedule(String demoSchedule) {
        this.demoSchedule = demoSchedule;
    }

//   public static ArrayList<String> getData()
//   {
//      return data;
//   }
//
//   public static void setData(ArrayList<String> data)
//   {
//      GUIMain.data = data;
//   }

    public Teacher getTeacher() {
        return teacher;
    }

    public void setTeacher(Teacher teacher) {
        this.teacher = teacher;
    }

    public CustomPanel getPanel1() {
        return panel1;
    }

    public void setPanel1(CustomPanel panel1) {
        this.panel1 = panel1;
    }

    public CustomPanel getPanel2() {
        return panel2;
    }

    public void setPanel2(CustomPanel panel2) {
        this.panel2 = panel2;
    }

    public int getWIDTH() {
        return WIDTH;
    }

    public int getHEIGHT() {
        return HEIGHT;
    }

    @Override
    public String toString() {
        return "GUIMain [flexWidth=" + flexWidth + ", flexHeight=" + flexHeight + ", WIDTH=" + WIDTH + ", HEIGHT="
                + HEIGHT + ", periodNum=" + periodNum + ", demoSchedule=" + demoSchedule + ", teacher=" + teacher
                + ", panel1=" + panel1 + ", panel2=" + panel2 + "]";
    }


}