package com.kingdee.eas.custom.server;

import java.math.BigDecimal;
import java.security.SecureRandom;
import java.sql.SQLException;
import java.sql.Timestamp;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Base64;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.crypto.Cipher;
import javax.crypto.KeyGenerator;
import javax.crypto.SecretKey;
import javax.crypto.spec.SecretKeySpec;

import com.kingdee.bos.BOSException;
import com.kingdee.bos.Context;
import com.kingdee.bos.bsf.service.app.IHRMsfService;
import com.kingdee.eas.base.permission.UserInfo;
import com.kingdee.eas.common.EASBizException;
import com.kingdee.eas.util.app.ContextUtil;
import com.kingdee.shr.empresume.util.ErrorCodeUtil;

public class MyShrMobileNewService implements IHRMsfService{
	
	private static final String ALGORITHM = "AES";
	private static final int KEY_SIZE = 128;
	
	public Object process(Context ctx, Map param) throws EASBizException, BOSException {
		String password = ctx.getAIS();
		UserInfo currentUserInfo = ContextUtil.getCurrentUserInfo(ctx);
		HashMap map = new HashMap();
	    String data = currentUserInfo.getPerson().getId().toString()+","+System.currentTimeMillis();
        String encryptedData = null;
        //¼ÓÃÜ
		try {
			encryptedData = encrypt(data, password);
		} catch (Exception e) {
			e.printStackTrace();
		}
		System.out.println("encryptedData:"+encryptedData);
		map.put("encryptedData", encryptedData);
		ErrorCodeUtil.setSuccess(map, ctx);
		return map;
	}
	
	private  String encrypt(String data, String password) throws Exception {
	        SecretKey key = generateKey(password);
	        Cipher cipher = Cipher.getInstance(ALGORITHM);
	        cipher.init(Cipher.ENCRYPT_MODE, key);
	        byte[] encryptedData = cipher.doFinal(data.getBytes());
	        return Base64.getEncoder().encodeToString(encryptedData);
	}
	 
	private  String decrypt(String encryptedData, String password) throws Exception {
	        SecretKey key = generateKey(password);
	        Cipher cipher = Cipher.getInstance(ALGORITHM);
	        cipher.init(Cipher.DECRYPT_MODE, key);
	        byte[] decryptedData = cipher.doFinal(Base64.getDecoder().decode(encryptedData));
	        return new String(decryptedData);
	}
	 
	private  SecretKey generateKey(String password) throws Exception {
	        KeyGenerator keyGenerator = KeyGenerator.getInstance(ALGORITHM);
	        keyGenerator.init(KEY_SIZE, new SecureRandom(password.getBytes()));
	        return new SecretKeySpec(keyGenerator.generateKey().getEncoded(), ALGORITHM);
	}
}