TransactionHistoryPanel.java

package banking.panels;

import javax.swing.*;
import javax.swing.table.DefaultTableModel;
import javax.swing.table.DefaultTableCellRenderer;
import java.awt.*;
import java.sql.ResultSet;
import java.text.SimpleDateFormat;
import banking.BankingGUI;
import banking.StyledComponents;

public class TransactionHistoryPanel extends JPanel {

    public TransactionHistoryPanel(BankingGUI app) {
        setLayout(new BorderLayout(10, 10));
        setBackground(BankingGUI.BACKGROUND);
        setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));

        // Header Panel
        JPanel headerPanel = StyledComponents.createGradientPanel(
                new Color(241, 196, 15),
                new Color(243, 156, 18)
        );
        headerPanel.setBorder(BorderFactory.createEmptyBorder(20, 20, 20, 20));
        headerPanel.setLayout(new BorderLayout());

        JLabel titleLabel = StyledComponents.createStyledLabel(
                "Transaction History",
                28,
                Font.BOLD
        );
        titleLabel.setForeground(Color.WHITE);
        headerPanel.add(titleLabel, BorderLayout.WEST);

        JLabel accountLabel = StyledComponents.createStyledLabel(
                "A/C: " + app.getCurrentAccountNo(),
                16,
                Font.PLAIN
        );
        accountLabel.setForeground(new Color(236, 240, 241));
        headerPanel.add(accountLabel, BorderLayout.EAST);

        // Table Panel
        String[] columns = {"Date", "Type", "Account", "Amount", "Status"};
        DefaultTableModel model = new DefaultTableModel(columns, 0) {
            @Override
            public boolean isCellEditable(int row, int column) {
                return false;
            }
        };

        JTable table = new JTable(model);
        table.setFont(new Font("Segoe UI", Font.PLAIN, 13));
        table.setRowHeight(40);
        table.setBackground(BankingGUI.CARD_BG);
        table.setForeground(new Color(209, 213, 219));
        table.setGridColor(new Color(55, 65, 81));
        table.setSelectionBackground(new Color(55, 65, 81));
        table.setSelectionForeground(Color.WHITE);
        table.getTableHeader().setFont(new Font("Segoe UI", Font.BOLD, 14));
        table.getTableHeader().setBackground(new Color(31, 41, 55));
        table.getTableHeader().setForeground(new Color(209, 213, 219));
        table.getTableHeader().setBorder(BorderFactory.createLineBorder(new Color(55, 65, 81)));

        // Center align cells
        DefaultTableCellRenderer centerRenderer = new DefaultTableCellRenderer();
        centerRenderer.setHorizontalAlignment(JLabel.CENTER);
        for (int i = 0; i < table.getColumnCount(); i++) {
            table.getColumnModel().getColumn(i).setCellRenderer(centerRenderer);
        }

        // Load transaction data
        try {
            ResultSet rs = app.getService().getTransactionHistory(app.getCurrentAccountNo());
            SimpleDateFormat dateFormat = new SimpleDateFormat("dd-MMM-yyyy HH:mm");

            while (rs.next()) {
                String date = dateFormat.format(rs.getTimestamp("trans_date"));
                String type = rs.getString("type");
                int otherAccount = rs.getInt("other_account");
                int amount = rs.getInt("amount");
                String status = type.equals("DEBIT") ? "Sent" : "Received";

                model.addRow(new Object[]{
                        date,
                        type,
                        otherAccount,
                        "₹" + amount,
                        status
                });
            }

            if (model.getRowCount() == 0) {
                model.addRow(new Object[]{"No transactions found", "", "", "", ""});
            }

        } catch (Exception e) {
            e.printStackTrace();
            JOptionPane.showMessageDialog(this,
                    "Error loading transaction history",
                    "Error",
                    JOptionPane.ERROR_MESSAGE);
        }

        JScrollPane scrollPane = new JScrollPane(table);
        scrollPane.setBorder(BorderFactory.createLineBorder(new Color(55, 65, 81), 2));
        scrollPane.getViewport().setBackground(BankingGUI.CARD_BG);

        // Bottom Panel with Back Button
        JPanel bottomPanel = new JPanel(new FlowLayout(FlowLayout.CENTER, 10, 10));
        bottomPanel.setBackground(BankingGUI.BACKGROUND);

        JButton backBtn = StyledComponents.createStyledButton(
                "Back to Dashboard",
                new Color(75, 85, 99),
                Color.WHITE,
                180,
                45
        );

        backBtn.addActionListener(e -> app.showDashboard());
        bottomPanel.add(backBtn);

        // Add components
        add(headerPanel, BorderLayout.NORTH);
        add(scrollPane, BorderLayout.CENTER);
        add(bottomPanel, BorderLayout.SOUTH);
    }
}