package com.ectrip.cyt.ui;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;
import java.util.concurrent.atomic.AtomicBoolean;

import android.annotation.SuppressLint;
import android.app.AlertDialog.Builder;
import android.app.Dialog;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.WindowManager;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

import com.ectrip.cyt.config.MyApp;
import com.ectrip.cyt.shield_home.LockLayer.MToast;
import com.ectrip.cyt.utils.LogUtil;
import com.ectrip.cyt.utils.SharedPreferences2Obj;
import com.ectrip.trips.check.R;
import com.fri.idcread.idcread;

/**
 * 手持机身份证扫描页面
 *
 * @author jigo
 */
public class ScanerIdCardActivity extends BaseActivity {

	private Button topBtns;
	private TextView topBack;
	private Dialog dialog = null;
	private String shuju;
	private Button readIDButton;
	private String titleName;

	private AtomicBoolean isStop = new AtomicBoolean(false);

	@Override
	public void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.read_idcard);
		initView();
		idcread.init();
	}

	private void initView() {
		try {
			SharedPreferences2Obj.getInstance(ScanerIdCardActivity.this)
					.setName("SelectAction").setObject("isStatistic", "0"); // 非统计
		} catch (Exception e) {
			e.printStackTrace();
		}
		titleName = getIntent().getStringExtra("titleName");
		if (titleName != null) {
			((TextView) findViewById(R.id.title)).setText(titleName);
		} else {
			((TextView) findViewById(R.id.title)).setText(R.string.scan_id);
		}
		((TextView) findViewById(R.id.title)).setVisibility(View.VISIBLE);
		topBack = (TextView) findViewById(R.id.topBack);
		topBack.setOnClickListener(new OnClickListener() {
			@Override
			public void onClick(View arg0) {
				isStop.set(true);
				setpower("/sys/class/gpio/gpio28/value", false);
				idcread.CloseComm();
				finish();
			}
		});
		topBtns = (Button) findViewById(R.id.topBtns);
		topBtns.setVisibility(View.GONE);
		readIDButton = (Button) findViewById(R.id.read);
		readIDButton.setOnClickListener(new View.OnClickListener() {
			public void onClick(View view) {
				if (dialog == null) {
					Builder builder = new Builder(ScanerIdCardActivity.this);
					builder.setTitle(R.string.scan_id);
					builder.setMessage(R.string.loadiing);
					dialog = builder.create();
					if (MyApp.getInstance().isHandset) {
						dialog.getWindow().setType(
								WindowManager.LayoutParams.TYPE_SYSTEM_ALERT);
					}
					dialog.setCanceledOnTouchOutside(true);
					dialog.setCancelable(true);
					dialog.show();
					// readIdCard(0);
					new readTread(0).start();
				} else {
					dialog.show();
					// readIdCard(0);
					new readTread(0).start();
				}
			}
		});
	}

	/**
	 * 读取身份证线程
	 *
	 * @author jigo
	 */
	class readTread extends Thread {
		public int num;

		public readTread(int num) {
			this.num = num;
		}

		@Override
		public void run() {
			super.run();
			try {
				readIdCard(num);
			} catch (Exception e) {
				e.printStackTrace();
			} catch (Throwable e) {
				// TODO: handle exception
			}
		}
	}

	/**
	 * 读取身份证
	 */
	@SuppressLint("SdCardPath")
	public void readIdCard(int num) throws Throwable {
		if (idcread.Authenticate() == 1 && !isStop.get())/* 身份证认证 */
		{
			LogUtil.d(TAG,getString(R.string.id_auth_success));
			if (idcread.ReadContent("/mnt/sdcard/") == 1)/* 读取身份证数据 *///
			{
				LogUtil.d(TAG,getString(R.string.read_id_info_success));
				try {
					testRead();
				} catch (Exception e) {
					e.printStackTrace();
					if (dialog != null && dialog.isShowing()) {
						try {
							dialog.dismiss();
						} catch (Exception e1) {
							e1.printStackTrace();
						} catch (Throwable e1) {
							e1.printStackTrace();
						}
					}
				}
			} else {
				if (dialog != null && dialog.isShowing()) {
					try {
						dialog.dismiss();
					} catch (Exception e) {
						e.printStackTrace();
					} catch (Throwable e) {
						e.printStackTrace();
					}
				}
				LogUtil.d(TAG,getString(R.string.read_id_info_fail));
				MToast(ScanerIdCardActivity.this,
						getString(R.string.read_id_info_fail),
						MToast.LENGTH_SHORT);
			}
		} else {
			num++;
			if (num <= 3) {
				readIdCard(num);
			} else {
				if (dialog != null && dialog.isShowing()) {
					try {
						dialog.dismiss();
						dialog = null;
					} catch (Exception e) {
						e.printStackTrace();
					} catch (Throwable e) {
						e.printStackTrace();
					}
				}
				num = 0;
				LogUtil.d(TAG,getString(R.string.id_auth_fail));
				MToast(ScanerIdCardActivity.this,
						getString(R.string.id_stick_to_the_back),
						MToast.LENGTH_SHORT);
			}

		}
	}

	public final int ReadHandler = 10;
	@SuppressLint("HandlerLeak")
	public final Handler handler = new Handler() {
		@Override
		public void handleMessage(Message msg) {
			super.handleMessage(msg);
			switch (msg.what) {
				case ReadHandler:
					try {
						String id = msg.getData().getString("id");
						String pwd = msg.getData().getString("pwd");
						MToast(ScanerIdCardActivity.this,
								getString(R.string.id_number) + id,
								Toast.LENGTH_SHORT);
						trunto(id, pwd);
					} catch (Exception e) {
						e.printStackTrace();
					}
					break;
				default:
					break;
			}
		}
	};

	@Override
	public void onBackPressed() {
		super.onBackPressed();
		isStop.set(true);
		setpower("/sys/class/gpio/gpio28/value", false);
		idcread.CloseComm();
		this.finish();
	}

	@Override
	protected void onResume() {
		super.onResume();
		copyDatabase();
	}

	@Override
	protected void onDestroy() {
		isStop.set(true);
		try {
			Thread.sleep(600);
		} catch (InterruptedException e) {
		}
		// closeDrive();
		setpower("/sys/class/gpio/gpio28/value", false);
		idcread.CloseComm();
		if (dialog != null) {
			dialog.dismiss();
			dialog = null;
		}
		super.onDestroy();
	}

	@Override
	public boolean onKeyDown(int keyCode, KeyEvent event) {
		if (keyCode == KeyEvent.KEYCODE_HOME) {
			isStop.set(true);
			// 在这里的处理和back一样
			setpower("/sys/class/gpio/gpio28/value", false);
			idcread.CloseComm();
			this.finish();
			// return super.onKeyDown(keyCode, event);
		} else if (keyCode == KeyEvent.KEYCODE_BACK) {
			isStop.set(true);
			setpower("/sys/class/gpio/gpio28/value", false);
			idcread.CloseComm();
			this.finish();
		}
		return false;
	}

	public void setpower(String path, boolean on) {
		File file;
		FileWriter fr;
		try {
			file = new File(path);
			fr = new FileWriter(file);
			if (on)
				fr.write("1");
			else
				fr.write("0");
			fr.close();
		} catch (IOException e) {
			Log.e(TAG, e.toString());
		}
	}

	public void testRead() throws IOException {
		// file1.createNewFile();
		FileInputStream in = new FileInputStream(idcread.file1);
		FileChannel channel = in.getChannel();
		ByteBuffer buffer = ByteBuffer.allocate((int) idcread.file1.length());
		channel.read(buffer);
		getRestore(buffer);
		if (in != null) {
			in.close();
		}
	}

	public void getRestore(ByteBuffer oldBuf) {
		// System.out.println("hehe");
		oldBuf.rewind();
		int size = oldBuf.capacity();
		ByteBuffer reBuffer = ByteBuffer.allocate(size + 2);
		byte[] heard = new byte[] { (byte) 0xFE, (byte) 0xEF };
		reBuffer.put(heard);
		byte[] oldbyte = new byte[2];
		while (oldBuf.position() < size) {
			oldBuf.get(oldbyte);
			reBuffer.put(getswap(oldbyte));
		}
		try {
			shuju = new String(reBuffer.array(), "utf-16");
		} catch (UnsupportedEncodingException e) {
			e.printStackTrace();
			if (dialog != null && dialog.isShowing()) {
				dialog.dismiss();
			}
		} catch (Exception e) {
			e.printStackTrace();
			if (dialog != null && dialog.isShowing()) {
				dialog.dismiss();
			}
		}
		chuli();
	}

	private byte[] getswap(byte[] bb) {
		byte[] returnb = new byte[2];
		returnb[0] = bb[1];
		returnb[1] = bb[0];
		return returnb;
	}

	public void chuli() {
		if (shuju == null) {
			return;
		}

		int a = shuju.length();
		char[] temp = shuju.toCharArray();
		shuju = null;
		StringBuffer nian = new StringBuffer();
		StringBuffer yue = new StringBuffer();
		StringBuffer ri = new StringBuffer();
		StringBuffer id = new StringBuffer();
		for (int i = 0; i < a; i++) {
			if (i >= 19 && i <= 22) {
				nian.append(temp[i]);
			}
			if (i >= 23 && i <= 24) {
				yue.append(temp[i]);
			}
			if (i >= 25 && i <= 26) {
				ri.append(temp[i]);
			}
			if (i >= 62 && i <= 79) {
				id.append(temp[i]);
			}
		}
		String pwd = nian.toString() + yue.toString() + ri.toString();
		// trunto(id.toString(), pwd);
		Message message = new Message();
		message.what = ReadHandler;
		Bundle data = new Bundle();
		data.putString("id", id.toString());
		data.putString("pwd", pwd);
		message.setData(data);
		handler.sendMessage(message);
	}

	/**
	 * 跳转页面
	 *
	 * @param id
	 * @param pwd
	 */
	private void trunto(String id, String pwd) {
		if (id == null) {
			MToast(ScanerIdCardActivity.this, getString(R.string.get_id_fail),
					Toast.LENGTH_SHORT);
			return;
		}

		Intent intent = new Intent(ScanerIdCardActivity.this,
				IDOrderListActivity.class);
		intent.putExtra("mode", 0);
		intent.putExtra("idcardNumber", id);
		intent.putExtra("titleName",getString(R.string.order_list));
		if (dialog != null && dialog.isShowing()) {
			dialog.dismiss();
		}
		startActivity(intent);

		isStop.set(true);
		setpower("/sys/class/gpio/gpio28/value", false);
		idcread.CloseComm();
		finish();
	}

	@Override
	protected void onPause() {
		isStop.set(true);
		try {
			Thread.sleep(600);
		} catch (InterruptedException e) {
		}
		// closeDrive();
		setpower("/sys/class/gpio/gpio28/value", false);
		idcread.CloseComm();
		if (dialog != null) {
			dialog.dismiss();
			dialog = null;
		}
		super.onPause();
	}

	// 把数据库复制到指定目录
	public void copyDatabase() {
		try {
			// 获得li.db 绝对路径
			String DATABASEFN = idcread.databasepath + idcread.databasefn;
			File dir = new File(idcread.databasepath);

			// 如果/sdcard/li目录中存在，创建这个目录
			if (!dir.exists()) {
				// System.out.print("1");
				dir.mkdir();
			}
			// dir.mkdir();

			// 如果在目录中不存在
			// 文件，则从res\raw目录中复制这个文件到
			if (!(new File(DATABASEFN).exists())) {
				// 获得封装 文件的InputStream对象
				InputStream is = getResources().openRawResource(R.raw.license);
				// System.out.println("2");
				FileOutputStream fos = new FileOutputStream(DATABASEFN);
				// System.out.println("2.1");
				// 下面这一段代码不是很理解，有待研究
				int length = is.available();
				byte[] buffer = new byte[length]; // 8192
				// System.out.println("3");
				int count = 0;
				// 开始复制db文件
				while ((count = is.read(buffer)) > 0) {
					fos.write(buffer, 0, count);
					// System.out.println("4");
				}
				fos.close();
				is.close();
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
}