package home;

import javax.swing.*;
import java.awt.*;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;

public class DataLogPanel extends JPanel {
    /**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	private MainFrame mainFrame;
    private JTextArea logArea;
    private JCheckBox asciiDisplayCheck, autoSaveCheck, showTimeCheck;
    private JButton toggleBtn, clearBtn;
    
    // ÓÃÓÚ´æ´¢½ÓÊÕµ½µÄÊý¾Ý
    private StringBuilder receivedData = new StringBuilder();
    private boolean isPaused = false;
    
    public DataLogPanel(MainFrame mainFrame) {
        this.mainFrame = mainFrame;
        initializeUI();
    }
    
    private void initializeUI() {
        setLayout(new BorderLayout());
        setBorder(BorderFactory.createTitledBorder(getString("data.log")));
        
        logArea = new JTextArea(20, 30);
        logArea.setEditable(false);
        JScrollPane scrollPane = new JScrollPane(logArea);
        
        JPanel controlPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
        
        asciiDisplayCheck = new JCheckBox(getString("ascii.display"));
        autoSaveCheck = new JCheckBox(getString("auto.save"));
        showTimeCheck = new JCheckBox(getString("show.time"));
        
        toggleBtn = ButtonUtils.createBlueButton(getString("start"), 25);
        toggleBtn.setPreferredSize(new Dimension(70, 25));
        clearBtn = ButtonUtils.createBlueButton(getString("clear"), 25);
        clearBtn.setPreferredSize(new Dimension(70, 25));
        
        // Ìí¼Ó°´Å¥¼àÌýÆ÷
        toggleBtn.addActionListener(e -> toggleDisplay());
        clearBtn.addActionListener(e -> clearLog());
        
        controlPanel.add(asciiDisplayCheck);
        controlPanel.add(autoSaveCheck);
        controlPanel.add(showTimeCheck);
        controlPanel.add(toggleBtn);
        controlPanel.add(clearBtn);
        
        add(scrollPane, BorderLayout.CENTER);
        add(controlPanel, BorderLayout.SOUTH);
    }
    
    /**
     * Ìí¼ÓÈÕÖ¾Êý¾Ý - ԭʼ·½·¨
     */
    public void addLogData(byte[] data) {
        if (isPaused || data == null || data.length == 0) {
            return;
        }
        
        // ¸ù¾ÝÏÔʾ¸ñʽ´¦ÀíÊý¾Ý
        String displayData;
        if (asciiDisplayCheck.isSelected()) {
            // ASCIIÏÔʾ¸ñʽ
            displayData = bytesToAscii(data);
        } else {
            // HEXÏÔʾ¸ñʽ
            displayData = bytesToHex(data);
        }
        
        // Ìí¼Óʱ¼ä´Á
        String finalData;
        if (showTimeCheck.isSelected()) {
            String timestamp = new SimpleDateFormat("HH:mm:ss").format(new Date());
            finalData = "[" + timestamp + "] " + displayData + "\n";
        } else {
            finalData = displayData + "\n";
        }
        
        // ¸üÐÂÏÔʾ
        SwingUtilities.invokeLater(() -> {
            logArea.append(finalData);
            logArea.setCaretPosition(logArea.getDocument().getLength());
        });
        
        // ×Ô¶¯±£´æ
        if (autoSaveCheck.isSelected()) {
            saveToFile(data, displayData);
        }
    }
    
    /**
     * Ìí¼Ó´ø±êÇ©µÄÈÕÖ¾Êý¾Ý
     * @param data ×Ö½ÚÊý×éÊý¾Ý
     * @param tag Êý¾Ý±êÇ©£¨Èç"·¢ËÍ"¡¢"½ÓÊÕ"µÈ£©
     */
    public void addLogData(byte[] data, String tag) {
        if (isPaused || data == null || data.length == 0) {
            return;
        }
        
        // ¸ù¾ÝÏÔʾ¸ñʽ´¦ÀíÊý¾Ý
        String displayData;
        if (asciiDisplayCheck.isSelected()) {
            // ASCIIÏÔʾ¸ñʽ
            displayData = bytesToAscii(data);
        } else {
            // HEXÏÔʾ¸ñʽ
            displayData = bytesToHex(data);
        }
        
        // Ìí¼Óʱ¼ä´ÁºÍ±êÇ©
        String finalData;
        if (showTimeCheck.isSelected()) {
            String timestamp = new SimpleDateFormat("HH:mm:ss").format(new Date());
            finalData = "[" + timestamp + "] [" + tag + "] " + displayData + "\n";
        } else {
            finalData = "[" + tag + "] " + displayData + "\n";
        }
        
        // ¸üÐÂÏÔʾ
        SwingUtilities.invokeLater(() -> {
            logArea.append(finalData);
            logArea.setCaretPosition(logArea.getDocument().getLength());
        });
        
        // ×Ô¶¯±£´æ
        if (autoSaveCheck.isSelected()) {
            saveToFileWithTag(data, displayData, tag);
        }
    }
    
    /**
     * ×Ö½ÚÊý×éתASCII×Ö·û´®
     */
    private String bytesToAscii(byte[] bytes) {
        StringBuilder sb = new StringBuilder();
        for (byte b : bytes) {
            if (b >= 32 && b <= 126) {
                // ¿É´òÓ¡ASCII×Ö·û
                sb.append((char) b);
            } else {
                // ²»¿É´òÓ¡×Ö·ûÓõãºÅ´úÌæ
                sb.append('.');
            }
        }
        return sb.toString();
    }
    
    /**
     * ×Ö½ÚÊý×éתʮÁù½øÖÆ×Ö·û´®
     */
    private String bytesToHex(byte[] bytes) {
        StringBuilder sb = new StringBuilder();
        for (byte b : bytes) {
            sb.append(String.format("%02X ", b));
        }
        return sb.toString().trim();
    }
    
    /**
     * ±£´æÊý¾Ýµ½Îļþ
     */
    private void saveToFile(byte[] data, String displayData) {
        try {
            String dateStr = new SimpleDateFormat("yyyyMMdd").format(new Date());
            String fileName = "serial_data_" + dateStr + ".txt";
            File file = new File(fileName);
            
            String fileContent;
            if (showTimeCheck.isSelected()) {
                String timestamp = new SimpleDateFormat("HH:mm:ss").format(new Date());
                fileContent = "[" + timestamp + "] " + displayData + "\n";
            } else {
                fileContent = displayData + "\n";
            }
            
            try (FileOutputStream fos = new FileOutputStream(file, true)) {
                fos.write(fileContent.getBytes("UTF-8"));
            }
        } catch (IOException e) {
            System.err.println("±£´æÎļþ´íÎó: " + e.getMessage());
        }
    }
    
    /**
     * ´ø±êÇ©±£´æÊý¾Ýµ½Îļþ
     */
    private void saveToFileWithTag(byte[] data, String displayData, String tag) {
        try {
            String dateStr = new SimpleDateFormat("yyyyMMdd").format(new Date());
            String fileName = "serial_data_" + dateStr + ".txt";
            File file = new File(fileName);
            
            String fileContent;
            if (showTimeCheck.isSelected()) {
                String timestamp = new SimpleDateFormat("HH:mm:ss").format(new Date());
                fileContent = "[" + timestamp + "] [" + tag + "] " + displayData + "\n";
            } else {
                fileContent = "[" + tag + "] " + displayData + "\n";
            }
            
            try (FileOutputStream fos = new FileOutputStream(file, true)) {
                fos.write(fileContent.getBytes("UTF-8"));
            }
        } catch (IOException e) {
            System.err.println("±£´æÎļþ´íÎó: " + e.getMessage());
        }
    }
    
    /**
     * Çл»ÏÔʾÔÝÍ£/¼ÌÐø
     */
    private void toggleDisplay() {
        isPaused = !isPaused;
        if (isPaused) {
            toggleBtn.setText(getString("pause"));
        } else {
            toggleBtn.setText(getString("start"));
        }
    }
    
    /**
     * Çå³ýÈÕÖ¾
     */
    private void clearLog() {
        logArea.setText("");
        receivedData.setLength(0);
    }
    
    public void updateLanguage() {
        setBorder(BorderFactory.createTitledBorder(getString("data.log")));
        asciiDisplayCheck.setText(getString("ascii.display"));
        autoSaveCheck.setText(getString("auto.save"));
        showTimeCheck.setText(getString("show.time"));
        
        if (isPaused) {
            toggleBtn.setText(getString("pause"));
        } else {
            toggleBtn.setText(getString("start"));
        }
        clearBtn.setText(getString("clear"));
        
        revalidate();
        repaint();
    }
    
    private String getString(String key) {
        return mainFrame.getString(key);
    }
    
    /**
     * ͨÓ÷½·¨
     */
    public void addLog(String logMessage) {
        if (logArea != null) {
            logArea.append(logMessage + "\n");
            logArea.setCaretPosition(logArea.getDocument().getLength());
        }
    }
}