package com.product.system.backup.entity;

import java.io.File;
import java.io.FileWriter;
import java.text.SimpleDateFormat;
import java.util.Date;

public class BackupLogger {

	public static final int ERROR_TYPE = 0;// 错误日志
	public static final int INFO_TYPE = 1;// 普通日志

	SimpleDateFormat standardTimeFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
	SimpleDateFormat standardDateFormat = new SimpleDateFormat("yyyy-MM-dd");
	SimpleDateFormat numberTimeFormat = new SimpleDateFormat("yyyyMMddHHmmss");
	SimpleDateFormat numberDateFormat = new SimpleDateFormat("yyyyMMdd");

	File logFile;
	FileWriter logWriter;

	public BackupLogger() {
		logFile = new File(System.getProperty("user.dir") + File.separator + "/logs/backend/backup/" + numberTimeFormat.format(new Date()) + ".log");		
//		logFile = new File("D:/product-server/backup/log/back_" + numberTimeFormat.format(new Date()) + ".log");
		if (!logFile.exists()) {
			System.out.println("日志文件不存在：" + logFile.getAbsolutePath());
			try {
				// 确保父目录存在
				File parentDir = logFile.getParentFile();
				if (parentDir != null && !parentDir.exists()) {
				    parentDir.mkdirs(); // 创建所有必要的父目录
				}
				logFile.createNewFile();
			} catch (Exception e) {
				System.out.println("创建日志文件失败：" + logFile.getAbsolutePath() + "," + e.getMessage());
			}
		}
		try {
			logWriter = new FileWriter(logFile, true);
		} catch (Exception e) {
			System.out.println("初始日志文件失败：" + logFile.getAbsolutePath() + "," + e.getMessage());
		}

	}

	public boolean writeInfo(String message, int type) {
		if (logWriter != null) {
			try {
				logWriter.write("【");
				if (type == BackupLogger.ERROR_TYPE) {
					logWriter.write("ERROR");
				} else {
					logWriter.write("INFO ");
				}
				logWriter.write(" " + standardTimeFormat.format(new Date()));
				logWriter.write("】 ");
				logWriter.write(message);
				logWriter.write("\r\n");
				logWriter.flush();
				return true;
			} catch (Exception e) {
				System.out.println("日志写入错误：" + logFile.getAbsolutePath() + "," + e.getMessage());
			}
		}
		return false;
	}

	public void closeLogger() {
		if (logWriter != null) {
			try {
				logWriter.close();
			} catch (Exception e) {
				System.out.println("日志写入错误：" + logFile.getAbsolutePath() + "," + e.getMessage());
			}
		}
	}
}