package org.springblade.modules.FTP;

import org.apache.commons.net.ftp.FTP;
import org.apache.commons.net.ftp.FTPClient;
import org.apache.commons.net.ftp.FTPFile;
import org.apache.commons.net.ftp.FTPReply;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;
import java.io.IOException;
import java.io.InputStream;
import static org.springblade.common.config.FtpConfig.*;


@Component
public class monitor {

//	@Scheduled(cron = "*/30 * * * * ?")
	public static boolean isFTPFileExist() {

		FTPClient ftp = new FTPClient();
		String fileName = null;
		try {

			ftp.connect(ftpHost, ftpPort);
			// 登陆
			ftp.login(ftpUserName, ftpPassword);
			// 检验登陆操作的返回码是否正确
			if (!FTPReply.isPositiveCompletion(ftp.getReplyCode())) {
				ftp.disconnect();
				return false;
			}
			ftp.enterLocalActiveMode();
			// 设置文件类型为二进制，与ASCII有区别
			ftp.setFileType(FTP.BINARY_FILE_TYPE);
			// 设置编码格式
			ftp.setControlEncoding("GBK");

			// 切换到 ftpFilePath 文件目录
			boolean directory = ftp.changeWorkingDirectory(ftpFilePath);
			FTPFile[] files = ftp.listFiles();

			if (files.length==0){
				return false;
			} else {
				for (FTPFile file : files){
					fileName = file.getName();
					InputStream is = ftp.retrieveFileStream(new String(fileName.getBytes("GBK"), FTP.DEFAULT_CONTROL_ENCODING));
					String substring1 = fileName.substring(0, 1);
					if (substring1.equals("q")){
						//把文件下载到本地
						FtpUtil.downloadFtpFile(ftpHost, ftpUserName, ftpPassword, ftpPort, ftpFilePath, localPath, fileName);
						// 转换
						String s = OutJson.TestJson(fileName);
						//sql语句
						String sql = OutJson.stringReplace(s);
						if (!sql.isEmpty()) {
							//以逗号分割
							String[] split = sql.split(";");
							for (String sqls : split) {
								//判断是否是新增，删除，修改
								String substring = sqls.substring(0, 2);
								//新增
								if (substring.equals("in")) {
									//运行sql语句
									MysqlCenlint.inster(sqls);
								}
								//修改
								else if (substring.equals("up")) {
									MysqlCenlint.update(sqls);
								}
								//删除
								else {
									MysqlCenlint.delete(sqls);
								}
							}
						}
						//删除本地文件
						MysqlCenlint.deletess(fileName);
						FtpUtil.deleteFile(ftpHost, ftpPort, ftpUserName, ftpPassword, ftpFilePath, fileName);
						is.close();
						ftp.completePendingCommand();
					}
				}
				return true;
			}
		} catch (Exception e) {
			if (null!= fileName) {
				MysqlCenlint.deletess(fileName);
				FtpUtil.deleteFile(ftpHost, ftpPort, ftpUserName, ftpPassword, ftpFilePath, fileName);
			}
			e.printStackTrace();
		} finally {
			if (ftp != null) {
				try {
					ftp.disconnect();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return false;

	}
}