package util;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.preference.PreferenceManager;

import beyondsoft.bewomitarbeiterapp.BeWoChatApplication;

/**
 * Created by JettenM on 26.08.2016.
 */
public class ConnectivityReceiver extends BroadcastReceiver {
    public static ConnectivityReceiverListener connectivityReceiverListener;

    private static final String LOGTAG = "CONNECTIVITY";

    private static final Long SYNCTIME = 800L;
    private static final String LASTTIMESYNC = "DATE";
    SharedPreferences sharedPreferences;

    public ConnectivityReceiver() {
        super();
    }

    @Override
    public void onReceive(Context context, Intent intent) {
        BeWoLog.writeToLogFile("ConnectivityReceiver hat Netzwerkstatusänderung bekommen");

        ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);

        NetworkInfo networkInfo = cm.getActiveNetworkInfo();

        BeWoLog.writeToLogFile("Bin " + (networkInfo != null && networkInfo.isConnected() ? "online" : "offline"));

        sharedPreferences = PreferenceManager.getDefaultSharedPreferences(context);

        if(networkInfo != null && networkInfo.isConnected()) {
            if(System.currentTimeMillis() - sharedPreferences.getLong(LASTTIMESYNC, 0) >= SYNCTIME) {
                sharedPreferences.edit().putLong(LASTTIMESYNC, System.currentTimeMillis()).commit();

                boolean isConnected = networkInfo.isConnected();

                if(connectivityReceiverListener != null) {
                    connectivityReceiverListener.onNetworkConnectionChanged(isConnected);
                }
            }
        } else {
            boolean isConnected = networkInfo != null && networkInfo.isConnected();

            if(connectivityReceiverListener != null) {
                connectivityReceiverListener.onNetworkConnectionChanged(isConnected);
            }
        }
    }

    public static boolean isConnected() {
        ConnectivityManager cm = (ConnectivityManager) BeWoChatApplication.getInstance().getApplicationContext().getSystemService(Context.CONNECTIVITY_SERVICE);

        NetworkInfo activeNetwork = cm.getActiveNetworkInfo();

        return activeNetwork != null && activeNetwork.isConnectedOrConnecting();
    }

    public interface ConnectivityReceiverListener {
        void onNetworkConnectionChanged(boolean isConnected);
    }
}