package com.dayu.recharge.activity;
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/**
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* Created by zuo on 2018/12/2.
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*/
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import android.app.Activity;
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import android.app.PendingIntent;
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import android.content.Intent;
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import android.nfc.NfcAdapter;
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import android.nfc.Tag;
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import android.os.Handler;
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import android.provider.Settings;
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import com.dayu.recharge.card.UserCard;
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import com.dayu.recharge.tools.LoyaltyCardReader;
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import com.dayu.recharge.utils.TipUtil;
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import com.dayu.recharge.utils.ToastUtil;
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/**
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* Author:Created by Ricky on 2017/8/25.
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* Email:584182977@qq.com
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* Description:
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* 子类在onNewIntent方法中进行NFC标签相关操作。
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* launchMode设置为singleTop或singelTask，保证Activity的重用唯一
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* 在onNewIntent方法中执行intent传递过来的Tag数据
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* 将NFC标签卡靠近手机后部（NFC标签卡可网上自行购买）
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*/
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public class BaseNfcActivity extends BaseActivity implements LoyaltyCardReader.AccountCallback {
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/**
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* 该卡已写入用户信息
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*/
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public final static int HAS_USER = 1;
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/**
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* 该卡未写入用户信息
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*/
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public final static int NO_USER = 2;
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/**
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* 充值
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*/
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public final static int RECHARGE = 3;
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public final static int ERROR = -1;
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protected NfcAdapter mNfcAdapter;
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private PendingIntent mPendingIntent;
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volatile UserCard userCard;
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Handler handler;
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public LoyaltyCardReader mLoyaltyCardReader;
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/**
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* onCreat->onStart->onResume->onPause->onStop->onDestroy
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* 启动Activity，界面可见时.
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*/
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public static int READER_FLAGS =
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NfcAdapter.FLAG_READER_NFC_A | NfcAdapter.FLAG_READER_SKIP_NDEF_CHECK;
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@Override
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protected void onStart() {
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super.onStart();
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//此处adapter需要重新获取，否则无法获取message
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mNfcAdapter = NfcAdapter.getDefaultAdapter(this);
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Intent intent = new Intent(this, getClass());
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//一旦截获NFC消息，就会通过PendingIntent调用窗口
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mPendingIntent = PendingIntent.getActivity(this, 0, intent, 0);
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// mLoyaltyCardReader = new LoyaltyCardReader(this);
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// if (mNfcAdapter != null) {
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// mNfcAdapter.enableReaderMode(this, mLoyaltyCardReader, READER_FLAGS, null);
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// }
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}
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/**
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* 获得焦点，按钮可以点击
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*/
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@Override
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public void onResume() {
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super.onResume();
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if (!ifNFCUse(this)) {
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this.finish();
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}
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//设置处理优于所有其他NFC的处理
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if (mNfcAdapter != null)
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mNfcAdapter.enableForegroundDispatch(this, mPendingIntent, null, null);
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}
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/**
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* 暂停Activity，界面获取焦点，按钮可以点击
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*/
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@Override
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public void onPause() {
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super.onPause();
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//恢复默认状态
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if (mNfcAdapter != null)
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mNfcAdapter.disableForegroundDispatch(this);
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// mNfcAdapter.disableReaderMode(this);
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}
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// @Override
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// protected void onDestroy() {
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// super.onDestroy();
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// if (mNfcAdapter != null)
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// mNfcAdapter.disableReaderMode(this);
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// }
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/**
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* 检测工作,判断设备的NFC支持情况
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*
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* @return
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*/
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protected Boolean ifNFCUse(Activity context) {
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if (mNfcAdapter == null) {
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TipUtil.show(context, "设备不支持NFC！");
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return false;
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}
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if (mNfcAdapter != null && !mNfcAdapter.isEnabled()) {
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startActivity(new Intent(Settings.ACTION_NFC_SETTINGS));
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ToastUtil.showLong( "请在系统设置中先启用NFC功能！");
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return false;
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}
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return true;
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}
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@Override
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public void onAccountReceived(Tag tag) {
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Intent intent = new Intent(this, getClass());
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intent.putExtra(NfcAdapter.EXTRA_TAG, tag);
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startActivity(intent);
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}
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}
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