package com.example.server.DataSync.service;
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import com.example.Application;
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import com.example.client.utils.WaitUtil;
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import com.example.server.DataSync.dto.IDUpdateDateDto;
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import com.example.server.DataSync.dto.FieldTypeDto;
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import com.example.server.mysql.dao.SysMysqlDao;
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import com.example.server.utils.CacheUtils;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Service;
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import javax.swing.*;
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import java.io.*;
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import java.nio.file.*;
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import java.nio.file.attribute.BasicFileAttributes;
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import java.sql.*;
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import java.text.SimpleDateFormat;
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import java.time.LocalDate;
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import java.time.format.DateTimeFormatter;
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import java.util.*;
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import java.util.Date;
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import java.util.zip.ZipEntry;
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import java.util.zip.ZipOutputStream;
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@Service
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public class DataSyncService {
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@Autowired
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protected SysMysqlDao sysMysqlDao;
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@Value("${data.config-path}")
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private String configPath2;
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@Value("${zt.oss.local-path}")
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private String localPath;
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@Value("${zt.oss.Unzip-path}")
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private String UnzipPath;
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@Value("${data.imgDir}")
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private String imgPath;
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@Value("${spring.datasource.url}")
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private String datasource;
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public void export() {
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String[] parts = datasource.split(":", 3);
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// 定义文件路径
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String dbPath = parts[2];
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String configPath = configPath2;
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String directoryPath = localPath + "life-protection";
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String mySite = (String) CacheUtils.get("site", "site");
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// 弹出文件选择框，让用户选择保存ZIP文件的路径
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String outputZipPath = showSaveFileDialog(mySite + "同步数据包.zip");
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if (outputZipPath == null) {
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System.out.println("用户取消保存，程序退出。");
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}else{
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final WaitUtil waitUtil = new WaitUtil(imgPath, "数据正在导入，请稍候");
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// 开始上传文件的异步任务
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SwingWorker<String, Void> sw = new SwingWorker<String, Void>() {
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@Override
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protected String doInBackground() throws Exception {
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String flag = zipData(dbPath,configPath,directoryPath,outputZipPath);
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return flag;
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}
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@Override
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protected void done() {
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try {
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// 获取上传结果（在这个例子中，我们假设上传方法返回Boolean类型）
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String uploadSucceeded = get();
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// 刷新表格数据（如果上传成功）
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if (uploadSucceeded.equals("true")) {
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waitUtil.dispose();
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System.out.println("导出成功时间" + new Date());
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} else {
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waitUtil.dispose();
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JOptionPane.showMessageDialog(null, uploadSucceeded, "提示", JOptionPane.ERROR_MESSAGE);
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}
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} catch (Exception ex) {
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ex.printStackTrace();
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waitUtil.dispose();
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}
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}
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};
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// 执行异步任务
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sw.execute();
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waitUtil.setVisible(true);
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}
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}
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public String zipData(String dbPath,String configPath,String directoryPath,String outputZipPath){
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// 创建ZIP文件输出流
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FileOutputStream fos = null;
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ZipOutputStream zos = null;
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try {
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fos = new FileOutputStream(outputZipPath);
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zos = new ZipOutputStream(new BufferedOutputStream(fos));
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// 添加SQLite数据库文件
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addFileToZip(dbPath, zos, "csiczb.db");
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// 添加配置文件
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addFileToZip(configPath, zos, "config.properties");
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// 添加目录
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addDirectoryToZip(directoryPath, zos, "life-protection/");
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System.out.println("文件压缩完成，输出路径：" + outputZipPath);
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} catch (IOException e) {
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e.printStackTrace();
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return "false";
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} finally {
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try {
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zos.close();
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fos.close();
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} catch (IOException exception) {
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exception.printStackTrace();
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}
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}
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return "true";
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}
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public void importData() {
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InputStream inStream = null;
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Properties properties = new Properties();
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try {
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Path sourceDir = Paths.get(UnzipPath + "life-protection");
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Path targetDir = Paths.get(localPath + "life-protection");
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// 如果目标文件夹不存在，创建它
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if (!Files.exists(targetDir)) {
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Files.createDirectories(targetDir);
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}
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// 递归复制文件夹
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copyDirectory(sourceDir, targetDir);
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System.out.println("文件夹复制完成，目标路径：" + targetDir);
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//读取配置
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inStream = new FileInputStream(UnzipPath + "config.properties");
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properties.load(inStream);
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} catch (IOException e) {
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e.printStackTrace();
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}
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String mySite = (String) CacheUtils.get("site", "site");
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String otherSite = properties.get("site").toString();
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if ("工作组".equals(mySite)) {
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syncTable("dj_jdgz_handover");
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syncTable("dj_jdgz_network_level3");
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syncTable("dj_jdgz_network_level3_list");
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syncTable("dj_jdgz_track_record");
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syncTable("dj_sys_oss");
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} else if ("TD".equals(mySite)) {
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if ("TD".equals(otherSite)) {
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syncTable("dj_jdgz_network_level3");
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syncTable("dj_jdgz_network_level3_list");
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syncTable("dj_jdgz_track_record");
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syncTable("dj_sys_oss");
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} else if ("工作组".equals(otherSite)) {
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syncTable("dj_jdgz_handover");
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syncTable("dj_jdgz_network_level1");
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syncTable("dj_jdgz_network_level1_list");
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syncTable("dj_jdgz_network_level2");
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syncTable("dj_jdgz_network_level2_list");
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syncTable("dj_jdgz_network_level3");
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syncTable("dj_jdgz_network_level3_list");
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syncTable("dj_jdgz_track_record");
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syncTable("dj_sys_oss");
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}
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} else if ("厂家".equals(mySite)) {
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syncTable("dj_jdgz_handover");
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syncTable("dj_jdgz_network_level1");
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syncTable("dj_jdgz_network_level1_list");
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syncTable("dj_jdgz_network_level2");
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syncTable("dj_jdgz_network_level2_list");
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syncTable("dj_jdgz_network_level3");
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syncTable("dj_jdgz_network_level3_list");
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syncTable("dj_jdgz_track_record");
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syncTable("dj_sys_oss");
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}
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}
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public void syncTable(String tableName) {
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Connection connection = null;
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List<IDUpdateDateDto> mydataList = sysMysqlDao.getIdUpdateDateList("select * from " + tableName); // 从MySQL获取数据
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Map<Long, String> myIdUpdateDateMap = new HashMap<>();
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SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd");
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for (IDUpdateDateDto dto : mydataList) {
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myIdUpdateDateMap.put(dto.getId(), dto.getUpdateDate());
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}
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// 定义日期格式
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try {
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// 加载驱动程序
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Class.forName("org.sqlite.JDBC");
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// 创建数据库连接
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connection = DriverManager.getConnection("jdbc:sqlite:" + UnzipPath + "csiczb.db");
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System.out.println("数据库连接成功！");
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// 检查表是否存在
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String checkTableQuery = "SELECT name FROM sqlite_master WHERE type='table' AND name=LOWER(?)";
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PreparedStatement checkStmt = connection.prepareStatement(checkTableQuery);
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checkStmt.setString(1, tableName.toLowerCase());
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ResultSet tableExists = checkStmt.executeQuery();
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if (!tableExists.next()) {
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throw new SQLException("表 " + tableName + " 不存在！");
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}
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tableExists.close();
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checkStmt.close();
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DatabaseMetaData metaData = connection.getMetaData();
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ResultSet colRet = metaData.getColumns(null, "%", tableName, "%");
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// 将SQLite中的数据存储到Map中，便于后续比较
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List<FieldTypeDto> fieldTypeList = new ArrayList<>();
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String columnsStr = null;
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while (colRet.next()) {
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String quotation = "";
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if (colRet.getString("TYPE_NAME").contains("TEXT"))
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quotation = "'";
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columnsStr = columnsStr == null ? colRet.getString("COLUMN_NAME") : columnsStr + "," + colRet.getString("COLUMN_NAME");
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fieldTypeList.add(new FieldTypeDto(colRet.getString("COLUMN_NAME"), colRet.getString("TYPE_NAME"), quotation));
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}
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colRet.close();
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// 查询SQLite表中的所有数据
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String otherDataSql = "SELECT * FROM " + tableName;
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PreparedStatement otherDataStmt = connection.prepareStatement(otherDataSql);
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ResultSet otherDataRs = otherDataStmt.executeQuery();
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// 遍历dataList，比较MySQL和SQLite中的数据
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String allInsertSql = null;
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while (otherDataRs.next()) {
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Boolean isUpdate = false;
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Long id = otherDataRs.getLong("ID");
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if (myIdUpdateDateMap.get(id) != null) {
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String otherupdateDate = otherDataRs.getString("UPDATE_DATE");
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String myupdateDate = myIdUpdateDateMap.get(id);
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java.util.Date mysqlUpdateDate = dateFormat.parse(myupdateDate);
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java.util.Date otherUpdateDate = dateFormat.parse(otherupdateDate);
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if (otherUpdateDate.after(mysqlUpdateDate)) {
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isUpdate = true;
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}else {
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continue;
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}
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}
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String insertSql = null;
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String updateSql = null;
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for (FieldTypeDto fieldType : fieldTypeList) {
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String value = otherDataRs.getString(fieldType.getFieldName());
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if (value != null)
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value = fieldType.getQuotation() + otherDataRs.getString(fieldType.getFieldName()) + fieldType.getQuotation();
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if (isUpdate) {
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String fieldValue = fieldType.getFieldName() + "=" + value;
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updateSql = updateSql == null ? fieldValue : updateSql + "," + fieldValue;
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} else {
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insertSql = insertSql == null ? value : insertSql + "," + value;
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}
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}
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if (isUpdate) {
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updateSql = "update " + tableName + " set " + updateSql + "where id = " + id;
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// 执行update
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sysMysqlDao.execute(updateSql);
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} else {
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insertSql = "(" + insertSql + ")";
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allInsertSql = allInsertSql == null ? insertSql : allInsertSql + "," + insertSql;
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}
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}
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if (allInsertSql != null) {
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// insert
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allInsertSql = "INSERT INTO " + tableName + " (" + columnsStr + ") VALUES " + allInsertSql;
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sysMysqlDao.execute(allInsertSql);
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}
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System.out.println("数据同步完成！");
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} catch (Exception e) {
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System.err.println(e.getClass().getName() + ": " + e.getMessage());
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} finally {
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// 关闭数据库连接
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if (connection != null) {
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try {
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connection.close();
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} catch (Exception e) {
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System.err.println(e.getClass().getName() + ": " + e.getMessage());
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}
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}
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}
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}
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private static String showSaveFileDialog(String defaultFileName) {
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JFileChooser fileChooser = new JFileChooser();
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fileChooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
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fileChooser.setDialogTitle("选择保存ZIP文件的位置");
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fileChooser.setSelectedFile(new File(defaultFileName)); // 设置默认文件名
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int result = fileChooser.showSaveDialog(null);
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if (result == JFileChooser.APPROVE_OPTION) {
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return fileChooser.getSelectedFile().getAbsolutePath();
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} else {
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return null;
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}
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}
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private static void addFileToZip(String filePath, ZipOutputStream zos, String entryName) throws IOException {
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File file = new File(filePath);
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if (!file.exists()) {
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InputStream fis = Application.class.getClassLoader().getResourceAsStream(filePath);
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try {
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ZipEntry zipEntry = new ZipEntry(entryName);
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zos.putNextEntry(zipEntry);
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byte[] buffer = new byte[1024];
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int length;
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while ((length = fis.read(buffer)) > 0) {
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zos.write(buffer, 0, length);
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}
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} catch (IOException exception) {
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exception.printStackTrace();
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} finally {
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fis.close();
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}
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} else {
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FileInputStream fis = new FileInputStream(file);
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try {
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ZipEntry zipEntry = new ZipEntry(entryName);
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zos.putNextEntry(zipEntry);
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byte[] buffer = new byte[1024];
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int length;
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while ((length = fis.read(buffer)) > 0) {
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zos.write(buffer, 0, length);
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}
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} catch (IOException exception) {
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exception.printStackTrace();
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} finally {
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fis.close();
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}
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}
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}
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private static void addDirectoryToZip(String directoryPath, ZipOutputStream zos, String parentEntry) throws IOException {
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File directory = new File(directoryPath);
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if (!directory.exists() || !directory.isDirectory()) {
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System.err.println("目录不存在或不是一个目录：" + directoryPath);
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return;
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}
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// 获取当前日期和三个月前的日期
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LocalDate today = LocalDate.now();
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LocalDate threeMonthsAgo = today.minusMonths(3);
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File[] files = directory.listFiles();
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if (files != null) {
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for (File file : files) {
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String entryName = parentEntry + file.getName();
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if (file.isDirectory()) {
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// 检查文件夹名称是否符合日期格式且在当前三个月内
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if (isRecentDirectory(file.getName(), threeMonthsAgo)) {
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addDirectoryToZip(file.getAbsolutePath(), zos, entryName + "/");
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}
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} else {
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// 添加文件
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addFileToZip(file.getAbsolutePath(), zos, entryName);
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}
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}
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}
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}
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/**
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* 检查文件夹名称是否符合日期格式且在当前三个月内
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*
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* @param directoryName 文件夹名称
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* @param threeMonthsAgo 三个月前的日期
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* @return 如果文件夹名称符合日期格式且在当前三个月内，返回true
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*/
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private static boolean isRecentDirectory(String directoryName, LocalDate threeMonthsAgo) {
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try {
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// 解析文件夹名称为日期
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DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyyMMdd");
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LocalDate date = LocalDate.parse(directoryName, formatter);
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// 检查日期是否在当前三个月内
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return date.isAfter(threeMonthsAgo);
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} catch (Exception e) {
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// 如果解析失败，说明文件夹名称不符合日期格式，跳过
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return false;
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}
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}
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private static void copyDirectory(Path source, Path target) throws IOException {
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// 使用Files.walkFileTree递归遍历文件夹
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Files.walkFileTree(source, new SimpleFileVisitor<Path>() {
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@Override
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public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException {
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// 在目标路径中创建对应的目录
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Path targetDir = target.resolve(source.relativize(dir));
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if (!Files.exists(targetDir)) {
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Files.createDirectory(targetDir);
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}
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return FileVisitResult.CONTINUE;
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}
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@Override
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public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
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// 复制文件到目标路径，如果目标文件已存在则覆盖
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Path targetFile = target.resolve(source.relativize(file));
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Files.copy(file, targetFile, StandardCopyOption.REPLACE_EXISTING);
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return FileVisitResult.CONTINUE;
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}
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});
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}
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}
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