NetChangeReceiver

package com.android.demo.lileidemo.listener;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.os.Handler;
import android.os.HandlerThread;

import com.android.demo.lileidemo.MyApplication;
import com.android.demo.lileidemo.constant.AppConstants;
import com.android.demo.lileidemo.utils.ActivityUtil;

/**
 * date: 03/27/2020.
 * author: lilei.
 */
public class NetChangeReceiver extends BroadcastReceiver{
    private static final String TAG = AppConstants.APP_TAG + "NetChangeReceiver ";
    private HandlerThread mHandlerThread = new HandlerThread("NetChangeReceiver");
    private Handler mWorker;
    private static volatile NetChangeReceiver mInstance;
    private static boolean lastCheckNetConnected = true;//last net disconnect check net connect state.
    private static long lastCheckMillis = 0; //last net disconnect time millis.

    public NetChangeReceiver() {
        mHandlerThread.start();
        mWorker = new Handler(mHandlerThread.getLooper());
    }

    /**
     * get Instance.
     *
     * @return instance.
     */
    public static NetChangeReceiver getInstance() {
        if (mInstance == null) {
            synchronized (NetChangeReceiver.class) {
                if (mInstance == null) {
                    mInstance = new NetChangeReceiver();
                }
            }
        }
        return mInstance;
    }

    public void registerIviStateChangeListener() {
        //LogUtil.d(TAG + "registerIviStateChangeListener()");
    }

    @Override
    public void onReceive(Context context, Intent intent) {
        if (ConnectivityManager.CONNECTIVITY_ACTION.equals(intent.getAction())) {
            NetworkInfo info = intent
                .getParcelableExtra(ConnectivityManager.EXTRA_NETWORK_INFO);
            if (info == null) {
                return;
            }

            if (NetworkInfo.State.CONNECTED == info.getState() && info.isAvailable()) {
                if (info.getType() == ConnectivityManager.TYPE_WIFI
                    || info.getType() == ConnectivityManager.TYPE_MOBILE) {
//                    LogUtil.d(TAG + "onReceive() 111 " + getConnectionType(info.getType())
//                        + " connected");
                    doNetConnectCollectData(info.getType());
                }
            } else if (NetworkInfo.State.DISCONNECTED == info.getState() && info.isAvailable()) {
                if (info.getType() == ConnectivityManager.TYPE_WIFI
                    || info.getType() == ConnectivityManager.TYPE_MOBILE) {
//                    LogUtil.d(TAG + "onReceive() 222 " + getConnectionType(info.getType())
//                        + " disconnected");
                    doNetDisconnectCollectData(info.getType());
                }
            }
        }

    }

    private void doNetConnectCollectData(int netType) {
        boolean isNetworkConnected = ActivityUtil.isNetworkConnected(
            MyApplication.getAppContext());
//        LogUtil.d(TAG + "doNetConnectCollectData() isNetworkConnected:" + isNetworkConnected
//            + " lastCheckNetConnected:" + lastCheckNetConnected + " lastCheckMillis:" + lastCheckMillis);
    }

    private void doNetDisconnectCollectData(int netType) {
//        LogUtil.d(TAG + "doNetDisconnectCollectData() 11");
    }

    private String getConnectionType(int type) {
        String connType = "";
        if (type == ConnectivityManager.TYPE_MOBILE) {
            connType = "Mobile network";
        } else if (type == ConnectivityManager.TYPE_WIFI) {
            connType = "WIFI network";
        }
        return connType;
    }

}