package cmpt213.assignment3.packagedeliveries.view;

import com.github.lgooddatepicker.components.DateTimePicker;
import com.github.lgooddatepicker.optionalusertools.DateTimeChangeListener;
import com.github.lgooddatepicker.zinternaltools.DateTimeChangeEvent;

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.time.LocalDateTime;

public class Input extends JDialog implements ActionListener, DateTimeChangeListener {
    private JLabel typeLabel;
private JPanel typePanel;
private JTextField typeTf;
private DateTimePicker dd, ed;
private LocalDateTime deliveryDate, expiryDate;
    private JTextField nameField;
private JTextField noteField;
    private JTextField priceField;
private JTextField weightField;
private JTextField dateField;
private int pType;

    public Input(Frame main) {
        super(main, "add a package", true);
        JPanel p = new JPanel();
        p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
        String[] type = {"book", "perishable", "electronic"};

        JComboBox<String> packageType = new JComboBox<>(type);
        packageType.setPreferredSize(new Dimension(300, 30));
        packageType.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                String p = (String) packageType.getSelectedItem();
                switch (p) {
                    case "book":
                        typeTf.setVisible(true);
                        ed.setVisible(false);
                        typeLabel.setText("author name");
                        pType=0;
                        break;
                    case "perishable":
                        typeTf.setVisible(false);
                        ed.setVisible(true);
                        ed.addDateTimeChangeListener(new DateTimeChangeListener() {
                            @Override
                            public void dateOrTimeChanged(DateTimeChangeEvent dateTimeChangeEvent) {
                                expiryDate=ed.getDateTimePermissive();
                            }
                        });
                        typePanel.add(ed);
                        typeLabel.setText("expiry date");
                        pType=1;
                        break;
                                        case "electronic":
                        typeTf.setVisible(true);
                        ed.setVisible(false);
                        typeLabel.setText("handling fee");
                                            pType=2;
                }
            }
        });
        // Panel for package name
        nameField = new JTextField();
        JPanel name = new JPanel();
        JLabel nameLabel = new JLabel();
        name.setLayout(new BoxLayout(name, BoxLayout.X_AXIS));
        nameLabel.setText("name:");
        nameLabel.setPreferredSize(new Dimension(50, 25));
        name.add(nameLabel);
        name.add(nameField);
        name.setPreferredSize(new Dimension(200, 50));

p.add(packageType);
p.add(name);
        JPanel note = new JPanel();
        JLabel noteLabel = new JLabel();
        noteField = new JTextField();
        note.setLayout(new BoxLayout(note, BoxLayout.X_AXIS));
        noteLabel.setText("note:");
        noteLabel.setPreferredSize(new Dimension(50, 25));
        note.add(noteLabel);
        note.add(noteField);
        note.setPreferredSize(new Dimension(200, 50));
        p.add(note);

        JPanel price = new JPanel();
        JLabel priceLabel = new JLabel();
        JTextField priceField = new JTextField();
        price.setLayout(new BoxLayout(price, BoxLayout.X_AXIS));
        priceLabel.setText("price:");
        priceLabel.setPreferredSize(new Dimension(50, 25));
        price.add(priceLabel);
        price.add(priceField);
        price.setPreferredSize(new Dimension(200, 50));
p.add(price);

        JPanel weight = new JPanel();
        JLabel weightLabel = new JLabel();
        weightField = new JTextField();
        weight.setLayout(new BoxLayout(weight, BoxLayout.X_AXIS));
        weightLabel.setText("weight:");
        weightLabel.setPreferredSize(new Dimension(50, 25));
        weight.add(weightLabel);
        weight.add(weightField);
        weight.setPreferredSize(new Dimension(200, 50));
        p.add(weight);

        JPanel date = new JPanel();
        JLabel dateLabel = new JLabel();
        dateField = new JTextField();
        date.setLayout(new BoxLayout(date, BoxLayout.X_AXIS));
        dateLabel.setText("date:");
        dateLabel.setPreferredSize(new Dimension(50, 25));
        dd=new DateTimePicker();
        dd.addDateTimeChangeListener(this);
        date.add(dateLabel);
        date.add(dd);
        date.setPreferredSize(new Dimension(200, 50));
        p.add(date);

        typePanel=new JPanel();
       typePanel.setLayout(new BoxLayout(typePanel, BoxLayout.X_AXIS));
       typeLabel=new JLabel();
       typeLabel.setText("author:");
       typeLabel.setPreferredSize(new Dimension(50, 25));
       typeTf=new JTextField();
       typePanel.add(typeLabel);
       typePanel.add(typeTf);
       typePanel.setPreferredSize(new Dimension(200, 50));
        ed=new DateTimePicker();
        p.add(typePanel);

JPanel actionButton = new JPanel();
actionButton.setLayout(new BoxLayout(actionButton, BoxLayout.X_AXIS));
JButton ok=new JButton("ok");
JButton cancel=new JButton("cancel");
ok.addActionListener(this);
cancel.addActionListener(this);
actionButton.add(ok);
actionButton.add(cancel);
p.add(actionButton);
        // Dialog box dimensions
        getContentPane().setSize(500, 500);
        getContentPane().add(p);
        pack();
        this.setVisible(true);
    }

    @Override
    public void dateOrTimeChanged(DateTimeChangeEvent dateTimeChangeEvent) {
        deliveryDate=dd.getDateTimePermissive();
    }

    @Override
    public void actionPerformed(ActionEvent e) {
String actionString=e.getActionCommand();
switch(actionString){
    case "ok":
        addPackage();
        break;
    case "cancel":
        this.dispose();
        break;
}
    }

    private void  addPackage(){
        String pName=nameField.getText();
        String pNote=noteField.getText();
        double pPrice=Double.parseDouble(priceField.getText());
        double pWeight=Double.parseDouble(weightField.getText());
String pAuthor="";
double pHandlingFee=0.0;
if (pType==0){

    pAuthor= typeTf.getText();
    if (pAuthor.equals("")){
            JOptionPane.showMessageDialog(this, "author name can not be empty", "error", JOptionPane.WARNING_MESSAGE);
            return;
    }
}
else if (pType==1){
    pHandlingFee = Double.parseDouble(typeTf.getText());
    if (pHandlingFee<=0){
        JOptionPane.showMessageDialog(this, "Handling fee should be positive", "error", JOptionPane.WARNING_MESSAGE);
    }
}

    }
}