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package org.mozilla.vrbrowser.utils;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import androidx.annotation.NonNull;
import java.util.ArrayList;
import java.util.List;
import static android.net.ConnectivityManager.CONNECTIVITY_ACTION;
public class ConnectivityReceiver extends BroadcastReceiver {
public interface Delegate {
void OnConnectivityChanged(boolean connected);
}
private Context mContext;
private List<Delegate> mListeners;
public ConnectivityReceiver(@NonNull Context context) {
mContext = context;
mListeners = new ArrayList<>();
}
public void init() {
mContext.registerReceiver(this, new IntentFilter(CONNECTIVITY_ACTION));
}
public void end() {
mContext.unregisterReceiver(this);
}
@Override
public void onReceive(Context context, Intent intent) {
mListeners.forEach(listener -> listener.OnConnectivityChanged(isNetworkAvailable(mContext)));
}
public void addListener(@NonNull Delegate aDelegate) {
mListeners.add(aDelegate);
}
public void removeListener(@NonNull Delegate aDelegate) {
mListeners.remove(aDelegate);
}
public static boolean isNetworkAvailable(Context aContext) {
ConnectivityManager manager = (ConnectivityManager) aContext.getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo activeNetworkInfo = manager.getActiveNetworkInfo();
return activeNetworkInfo != null && activeNetworkInfo.isConnected();
}
}