package xitongshezhi;

import javax.swing.*;
import java.awt.*;
import java.io.*;
import java.util.Properties;

@SuppressWarnings("serial")
public class lishijilu extends JDialog {
    // 屏幕尺寸常量 - 适配7寸竖屏
    private static final int SCREEN_WIDTH = 480;
    private static final int SCREEN_HEIGHT = 800;
    
    // 颜色常量 - 统一使用kacaoguanli.java中的颜色定义
    private static final Color PRIMARY_COLOR = new Color(52, 152, 219);
    private static final Color DARK_COLOR = new Color(15, 28, 48);
    private static final Color DARK_LIGHT_COLOR = new Color(26, 43, 68);
    private static final Color TEXT_COLOR = new Color(224, 224, 224);
    private static final Color TEXT_LIGHT_COLOR = new Color(160, 200, 255);
    private static final Color DELETE_COLOR = new Color(231, 76, 60); // 删除按钮颜色
    private static final Color ACTIVE_BUTTON_COLOR = new Color(41, 128, 185); // 激活按钮颜色
    
    private JPanel mainPanel;
    private JButton logButton; // 日志记录按钮
    private JButton errorLogButton; // 错误日志按钮
    private JButton backButton;
    private JButton deleteAllButton;
    
    // 文本域组件
    private JScrollPane textScrollPane;
    private JTextArea contentTextArea;
    
    // 当前显示的日志类型
    private String currentLogType = "log"; // "log" 或 "error"
    
    public lishijilu(JFrame parent) {
        super(parent, "", true);
        initializeUI();
        setupEventListeners();
        loadLogContent(); // 默认加载操作日志
    }

    private void initializeUI() {
        // 设置对话框属性
        setSize(SCREEN_WIDTH, SCREEN_HEIGHT);
        setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
        setLocationRelativeTo(getParent());
        setResizable(false);
        
        // 设置系统外观
        try {
            UIManager.setLookAndFeel(UIManager.getCrossPlatformLookAndFeelClassName());
        } catch (Exception e) {
            e.printStackTrace();
        }
        
        // 主面板
        mainPanel = new JPanel();
        mainPanel.setLayout(new BorderLayout());
        mainPanel.setBackground(DARK_COLOR);
        mainPanel.setOpaque(true);
        mainPanel.setBorder(BorderFactory.createEmptyBorder(12, 12, 12, 12));
        
        // 创建顶部标题栏
        JPanel headerPanel = createHeaderPanel();
        
        // 创建文本区域
        JPanel contentPanel = createContentPanel();
        
        mainPanel.add(headerPanel, BorderLayout.NORTH);
        mainPanel.add(contentPanel, BorderLayout.CENTER);
        
        getContentPane().add(mainPanel);
    }
    
    private JPanel createHeaderPanel() {
        JPanel headerPanel = new JPanel(new BorderLayout());
        headerPanel.setOpaque(false);
        headerPanel.setBorder(BorderFactory.createEmptyBorder(0, 0, 12, 0));
        
        // 创建日志类型选择按钮面板
        JPanel logTypePanel = new JPanel(new FlowLayout(FlowLayout.LEFT, 8, 0));
        logTypePanel.setOpaque(false);
        
        // 日志记录按钮
        logButton = new JButton("日志记录");
        logButton.setFont(new Font("Microsoft YaHei", Font.PLAIN, 14));
        logButton.setBackground(ACTIVE_BUTTON_COLOR); // 默认激活状态
        logButton.setForeground(Color.WHITE);
        logButton.setOpaque(true);
        logButton.setFocusPainted(false);
        logButton.setBorder(BorderFactory.createEmptyBorder(8, 16, 8, 16));
        logButton.setCursor(new Cursor(Cursor.HAND_CURSOR));
        
        // 错误日志按钮
        errorLogButton = new JButton("错误日志");
        errorLogButton.setFont(new Font("Microsoft YaHei", Font.PLAIN, 14));
        errorLogButton.setBackground(PRIMARY_COLOR); // 默认非激活状态
        errorLogButton.setForeground(Color.WHITE);
        errorLogButton.setOpaque(true);
        errorLogButton.setFocusPainted(false);
        errorLogButton.setBorder(BorderFactory.createEmptyBorder(8, 16, 8, 16));
        errorLogButton.setCursor(new Cursor(Cursor.HAND_CURSOR));
        
        logTypePanel.add(logButton);
        logTypePanel.add(errorLogButton);
        
        // 操作按钮面板
        JPanel actionButtonPanel = new JPanel(new FlowLayout(FlowLayout.RIGHT, 8, 0));
        actionButtonPanel.setOpaque(false);
        
        // 删除全部记录按钮
        deleteAllButton = new JButton("删除全部");
        deleteAllButton.setFont(new Font("Microsoft YaHei", Font.PLAIN, 14));
        deleteAllButton.setBackground(DELETE_COLOR);
        deleteAllButton.setForeground(Color.WHITE);
        deleteAllButton.setOpaque(true);
        deleteAllButton.setFocusPainted(false);
        deleteAllButton.setBorder(BorderFactory.createEmptyBorder(8, 16, 8, 16));
        deleteAllButton.setCursor(new Cursor(Cursor.HAND_CURSOR));
        
        // 返回按钮
        backButton = new JButton("关闭");
        backButton.setFont(new Font("Microsoft YaHei", Font.PLAIN, 14));
        backButton.setBackground(PRIMARY_COLOR);
        backButton.setForeground(Color.WHITE);
        backButton.setOpaque(true);
        backButton.setFocusPainted(false);
        backButton.setBorder(BorderFactory.createEmptyBorder(8, 16, 8, 16));
        backButton.setCursor(new Cursor(Cursor.HAND_CURSOR));
        
        actionButtonPanel.add(deleteAllButton);
        actionButtonPanel.add(backButton);
        
        // 按钮悬停效果
        setupButtonHoverEffects();
        
        headerPanel.add(logTypePanel, BorderLayout.WEST);
        headerPanel.add(actionButtonPanel, BorderLayout.EAST);
        
        return headerPanel;
    }
    
    private void setupButtonHoverEffects() {
        // 日志按钮悬停效果
        logButton.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseEntered(java.awt.event.MouseEvent evt) {
                if (!currentLogType.equals("log")) {
                    logButton.setBackground(brighterColor(PRIMARY_COLOR));
                }
            }
            
            public void mouseExited(java.awt.event.MouseEvent evt) {
                if (!currentLogType.equals("log")) {
                    logButton.setBackground(PRIMARY_COLOR);
                }
            }
        });
        
        // 错误日志按钮悬停效果
        errorLogButton.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseEntered(java.awt.event.MouseEvent evt) {
                if (!currentLogType.equals("error")) {
                    errorLogButton.setBackground(brighterColor(PRIMARY_COLOR));
                }
            }
            
            public void mouseExited(java.awt.event.MouseEvent evt) {
                if (!currentLogType.equals("error")) {
                    errorLogButton.setBackground(PRIMARY_COLOR);
                }
            }
        });
        
        // 删除按钮悬停效果
        deleteAllButton.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseEntered(java.awt.event.MouseEvent evt) {
                deleteAllButton.setBackground(brighterColor(DELETE_COLOR));
            }
            
            public void mouseExited(java.awt.event.MouseEvent evt) {
                deleteAllButton.setBackground(DELETE_COLOR);
            }
        });
        
        // 返回按钮悬停效果
        backButton.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseEntered(java.awt.event.MouseEvent evt) {
                backButton.setBackground(brighterColor(PRIMARY_COLOR));
            }
            
            public void mouseExited(java.awt.event.MouseEvent evt) {
                backButton.setBackground(PRIMARY_COLOR);
            }
        });
    }
    
    private JPanel createContentPanel() {
        JPanel panel = new JPanel(new BorderLayout());
        panel.setBackground(DARK_LIGHT_COLOR);
        panel.setOpaque(true);
        panel.setBorder(BorderFactory.createCompoundBorder(
            BorderFactory.createLineBorder(new Color(52, 152, 219, 26)),
            BorderFactory.createEmptyBorder(12, 12, 12, 12)
        ));
        
        // 内容标题
        JPanel contentHeader = new JPanel(new BorderLayout());
        contentHeader.setOpaque(false);
        contentHeader.setBorder(BorderFactory.createCompoundBorder(
            BorderFactory.createMatteBorder(0, 0, 1, 0, new Color(255, 255, 255, 26)),
            BorderFactory.createEmptyBorder(0, 0, 8, 0)
        ));
        
        JLabel contentTitle = new JLabel("日志内容");
        contentTitle.setFont(new Font("Microsoft YaHei", Font.BOLD, 14));
        contentTitle.setForeground(TEXT_COLOR);
        
        contentHeader.add(contentTitle, BorderLayout.WEST);
        
        // 创建文本域
        contentTextArea = new JTextArea();
        contentTextArea.setEditable(false);
        contentTextArea.setBackground(DARK_LIGHT_COLOR);
        contentTextArea.setForeground(TEXT_COLOR);
        contentTextArea.setFont(new Font("宋体", Font.PLAIN, 12));
        contentTextArea.setLineWrap(true);
        contentTextArea.setWrapStyleWord(true);
        contentTextArea.setBorder(BorderFactory.createEmptyBorder(8, 8, 8, 8));
        
        // 创建滚动面板
        textScrollPane = new JScrollPane(contentTextArea);
        textScrollPane.setBorder(BorderFactory.createEmptyBorder());
        textScrollPane.getVerticalScrollBar().setUnitIncrement(16);
        textScrollPane.setOpaque(false);
        textScrollPane.getViewport().setOpaque(false);
        
        // 底部信息栏
        JPanel footerPanel = new JPanel(new BorderLayout());
        footerPanel.setBackground(DARK_LIGHT_COLOR);
        footerPanel.setOpaque(true);
        footerPanel.setBorder(BorderFactory.createMatteBorder(1, 0, 0, 0, new Color(255, 255, 255, 25)));
        footerPanel.setPreferredSize(new Dimension(432, 30));
        
        JLabel noteLabel = new JLabel("最多保留最近1000条记录");
        noteLabel.setFont(new Font("Microsoft YaHei", Font.PLAIN, 11));
        noteLabel.setForeground(TEXT_LIGHT_COLOR);
        noteLabel.setOpaque(false);
        
        footerPanel.add(noteLabel, BorderLayout.EAST);
        
        panel.add(contentHeader, BorderLayout.NORTH);
        panel.add(textScrollPane, BorderLayout.CENTER);
        panel.add(footerPanel, BorderLayout.SOUTH);
        
        return panel;
    }
    
    private void setupEventListeners() {
        // 返回按钮
        backButton.addActionListener(e -> {
            dispose();
        });
        
        // 删除全部记录按钮
        deleteAllButton.addActionListener(e -> {
            deleteAllRecords();
        });
        
        // 日志记录按钮
        logButton.addActionListener(e -> {
            switchToLogType("log");
        });
        
        // 错误日志按钮
        errorLogButton.addActionListener(e -> {
            switchToLogType("error");
        });
    }
    
    // 切换日志类型
    private void switchToLogType(String logType) {
        if (currentLogType.equals(logType)) {
            return; // 已经是当前类型，无需切换
        }
        
        currentLogType = logType;
        
        // 更新按钮状态
        if (logType.equals("log")) {
            logButton.setBackground(ACTIVE_BUTTON_COLOR);
            errorLogButton.setBackground(PRIMARY_COLOR);
        } else {
            logButton.setBackground(PRIMARY_COLOR);
            errorLogButton.setBackground(ACTIVE_BUTTON_COLOR);
        }
        
        // 加载对应类型的日志内容
        loadLogContent();
    }
    
    // 删除全部记录的方法
    private void deleteAllRecords() {
        // 确认对话框
        String logTypeName = currentLogType.equals("log") ? "操作" : "错误";
        int result = JOptionPane.showConfirmDialog(
            this,
            "确定要删除所有" + logTypeName + "记录吗？此操作不可恢复！",
            "确认删除",
            JOptionPane.YES_NO_OPTION,
            JOptionPane.WARNING_MESSAGE
        );
        
        if (result == JOptionPane.YES_OPTION) {
            try {
                String fileName = currentLogType.equals("log") ? "log.properties" : "err.properties";
                File logFile = new File(fileName);
                
                if (logFile.exists()) {
                    // 创建空的Properties对象并写入文件
                    Properties emptyProps = new Properties();
                    try (FileOutputStream out = new FileOutputStream(logFile);
                         OutputStreamWriter writer = new OutputStreamWriter(out, "UTF-8")) {
                        emptyProps.store(writer, "发卡机" + logTypeName + "记录 - 所有记录已清空");
                    }
                    
                    // 更新文本域显示
                    contentTextArea.setText("所有" + logTypeName + "记录已成功删除。\n\n日志文件已清空。");
                    
                    // 显示成功消息
                    JOptionPane.showMessageDialog(
                        this,
                        "所有" + logTypeName + "记录已成功删除。",
                        "删除成功",
                        JOptionPane.INFORMATION_MESSAGE
                    );
                } else {
                    contentTextArea.setText(logTypeName + "日志文件不存在，无需删除。");
                }
                
            } catch (IOException ex) {
                ex.printStackTrace();
                JOptionPane.showMessageDialog(
                    this,
                    "删除记录时出错: " + ex.getMessage(),
                    "错误",
                    JOptionPane.ERROR_MESSAGE
                );
            }
        }
    }
    
    // 加载日志内容
    private void loadLogContent() {
        String fileName = currentLogType.equals("log") ? "log.properties" : "err.properties";
        String logTypeName = currentLogType.equals("log") ? "操作" : "错误";
        
        File logFile = new File(fileName);
        
        if (!logFile.exists()) {
            contentTextArea.setText(logTypeName + "日志文件不存在。");
            return;
        }
        
        Properties logProps = new Properties();
        try (FileInputStream in = new FileInputStream(logFile);
             InputStreamReader reader = new InputStreamReader(in, "UTF-8")) {
            
            logProps.load(reader);
            
            // 检查记录数量，如果超过1000条则删除旧记录
            if (logProps.size() > 1000) {
                trimLogProperties(logProps, fileName);
            }
            
            // 构建显示内容
            StringBuilder content = new StringBuilder();
            content.append(logTypeName).append("日志内容 (").append(logProps.size()).append(" 条记录):\n\n");
            
            // 按时间戳排序显示
            logProps.stringPropertyNames().stream()
                .sorted((a, b) -> {
                    try {
                        // 从键中提取时间戳部分进行比较
                        long timeA = extractTimestampFromKey(a);
                        long timeB = extractTimestampFromKey(b);
                        return Long.compare(timeB, timeA); // 降序排列，最新的在前
                    } catch (Exception e) {
                        return b.compareTo(a); // 如果提取失败，使用字符串比较
                    }
                })
                .forEach(key -> {
                    String value = logProps.getProperty(key);
                    content.append("时间: ").append(extractTimeFromValue(value)).append("\n");
                    content.append("内容: ").append(extractOperationFromValue(value)).append("\n");
                    content.append("----------------------------------------\n");
                });
            
            contentTextArea.setText(content.toString());
            
        } catch (IOException e) {
            e.printStackTrace();
            contentTextArea.setText("加载" + logTypeName + "日志文件时出错: " + e.getMessage());
        } catch (Exception e) {
            e.printStackTrace();
            contentTextArea.setText("处理" + logTypeName + "日志内容时出错: " + e.getMessage());
        }
    }
    
    // 从键中提取时间戳
    private long extractTimestampFromKey(String key) {
        try {
            // 键的格式: log_时间戳_UUID 或 error_时间戳_UUID
            String[] parts = key.split("_");
            if (parts.length >= 2) {
                return Long.parseLong(parts[1]);
            }
        } catch (Exception e) {
            // 如果解析失败，返回0
        }
        return 0L;
    }
    
    // 从值中提取时间部分
    private String extractTimeFromValue(String value) {
        if (value == null) return "未知时间";
        // 值的格式: [2025-11-21 14:44:39] 取卡操作：卡槽19被管理员取卡
        int start = value.indexOf('[');
        int end = value.indexOf(']');
        if (start >= 0 && end > start) {
            return value.substring(start + 1, end);
        }
        return value;
    }
    
    // 从值中提取操作部分
    private String extractOperationFromValue(String value) {
        if (value == null) return "未知内容";
        // 值的格式: [2025-11-21 14:44:39] 取卡操作：卡槽19被管理员取卡
        int end = value.indexOf(']');
        if (end >= 0 && end + 1 < value.length()) {
            return value.substring(end + 1).trim();
        }
        return value;
    }
    
    // 修剪日志属性，只保留最新的1000条记录
    private void trimLogProperties(Properties logProps, String fileName) {
        // 按时间戳排序，保留最新的1000条
        logProps.stringPropertyNames().stream()
            .sorted((a, b) -> {
                try {
                    long timeA = extractTimestampFromKey(a);
                    long timeB = extractTimestampFromKey(b);
                    return Long.compare(timeB, timeA);
                } catch (Exception e) {
                    return b.compareTo(a);
                }
            })
            .skip(1000)
            .forEach(logProps::remove);
        
        // 保存修剪后的属性
        try (FileOutputStream out = new FileOutputStream(fileName);
             OutputStreamWriter writer = new OutputStreamWriter(out, "UTF-8")) {
            String logTypeName = fileName.equals("log.properties") ? "操作" : "错误";
            logProps.store(writer, "发卡机" + logTypeName + "记录 - 自动修剪至1000条记录");
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    
    // 新增辅助方法：使颜色更亮
    private Color brighterColor(Color color) {
        int r = Math.min(255, color.getRed() + 30);
        int g = Math.min(255, color.getGreen() + 30);
        int b = Math.min(255, color.getBlue() + 30);
        return new Color(r, g, b);
    }
    
    // 静态方法：从其他页面调用
    public static void showHistoryDialog(JFrame parent) {
        SwingUtilities.invokeLater(() -> {
            lishijilu dialog = new lishijilu(parent);
            dialog.setVisible(true);
        });
    }    
}