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package com.lone.common.util;

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.Reader;
import java.sql.Clob;
import java.sql.SQLException;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import javax.sql.rowset.serial.SerialException;

public class Tools {
	// Clob类型转换成String类型
	public static String ClobToString(final Clob clob) {
		
		if (clob == null) {
			return null;
		}
		
		Reader is = null;
		try {
			is = clob.getCharacterStream();
		} catch (Exception e) {
			e.printStackTrace();
		}
		BufferedReader br = new BufferedReader(is);

		String str = null;
		try {
			str = br.readLine();    // 读取第一行
		} catch (Exception e) {
			e.printStackTrace();
		}

		StringBuffer sb = new StringBuffer();
		while (str != null) {    // 如果没有到达流的末尾，则继续读取下一行
			sb.append(str);
			try {
				str = br.readLine();
			} catch (Exception e) {
				e.printStackTrace();
			}
		}
		
		String returnString = sb.toString();
		
		return returnString;
	}

	// String类型转换成Clob类型
	public static Clob StringToClob(final String string) {

		if(null == string || string.trim().length() == 0){
			return null;
		}
		java.sql.Clob c = null;
		try {
			c = new javax.sql.rowset.serial.SerialClob(string.toCharArray());
		} catch (SerialException e) {
			e.printStackTrace();
		} catch (SQLException e) {
			e.printStackTrace();
		}
		return c;
	}
	
	/**
	 * 写txt里的单行内容
	 * @param filePath 文件路径
	 * @param content 写入的内容
	 */
	public static void writeFile(String fileP, String content) {
		String filePath = String.valueOf(Thread.currentThread().getContextClassLoader().getResource("")) + "../../"; // 项目路径
		filePath = (filePath.trim() + fileP.trim()).substring(6).trim();
		if (filePath.indexOf(":") != 1) {
			filePath = File.separator + filePath;
		}
		try {
			OutputStreamWriter write = new OutputStreamWriter(new FileOutputStream(filePath), "utf-8");
			BufferedWriter writer = new BufferedWriter(write);
			writer.write(content);
			writer.close();

		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	/**
	 * 验证邮箱
	 * @param email
	 * @return
	 */
	public static boolean checkEmail(String email) {
		boolean flag = false;
		try {
			String check = "^([a-z0-9A-Z]+[-|_|\\.]?)+[a-z0-9A-Z]@([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?\\.)+[a-zA-Z]{2,}$";
			Pattern regex = Pattern.compile(check);
			Matcher matcher = regex.matcher(email);
			flag = matcher.matches();
		} catch (Exception e) {
			flag = false;
		}
		return flag;
	}

	/**
	 * 验证手机号码
	 * @param mobiles
	 * @return
	 */
	public static boolean checkMobileNumber(String mobileNumber) {
		boolean flag = false;
		try {
			Pattern regex = Pattern.compile("^(((13[0-9])|(15([0-3]|[5-9]))|(18[0,5-9]))\\d{8})|(0\\d{2}-\\d{8})|(0\\d{3}-\\d{7})$");
			Matcher matcher = regex.matcher(mobileNumber);
			flag = matcher.matches();
		} catch (Exception e) {
			flag = false;
		}
		return flag;
	}

	/**
	 * 检测KEY是否正确
	 * @param paraname 传入参数
	 * @param FKEY 接收的 KEY
	 * @return 为空则返回true，不否则返回false
	 */
	public static boolean checkKey(String paraname, String FKEY) {
		paraname = (null == paraname) ? "" : paraname;
		return MD5.md5(paraname + DateUtils.getDays() + ",fh,").equals(FKEY);
	}

	/**
	 * 读取txt里的单行内容
	 * @param filePath 文件路径
	 */
	public static String readTxtFile(String fileP) {
		try {

			String filePath = String.valueOf(Thread.currentThread().getContextClassLoader().getResource("")) + "../../"; // 项目路径
			filePath = filePath.replaceAll("file:/", "");
			filePath = filePath.replaceAll("%20", " ");
			filePath = filePath.trim() + fileP.trim();
			if (filePath.indexOf(":") != 1) {
				filePath = File.separator + filePath;
			}
			String encoding = "utf-8";
			File file = new File(filePath);
			if (file.isFile() && file.exists()) { // 判断文件是否存在
				InputStreamReader read = new InputStreamReader(new FileInputStream(file), encoding); // 考虑到编码格式
				BufferedReader bufferedReader = new BufferedReader(read);
				String lineTxt = null;
				while ((lineTxt = bufferedReader.readLine()) != null) {
					return lineTxt;
				}
				read.close();
			} else {
				System.out.println("找不到指定的文件,查看此路径是否正确:" + filePath);
			}
		} catch (Exception e) {
			System.out.println("读取文件内容出错");
		}
		return "";
	}

//	public static void main(String[] args) {
//	}

}