package com.uiuios.aios.service;

import android.service.notification.NotificationListenerService;
import android.service.notification.StatusBarNotification;
import android.util.Log;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

/**
 * @author TT
 */
public class NotificationService extends NotificationListenerService {
    private static final String TAG = NotificationService.class.getSimpleName();

    private static HashMap<String, List<StatusBarNotification>> notificationMap = new HashMap<String, List<StatusBarNotification>>();
    private static Set<NotificationListener> mListener = new HashSet<NotificationListener>();

    private void updateNotification() {
        notificationMap.clear();
        StatusBarNotification[] statusBarNotifications = getActiveNotifications();
        for (StatusBarNotification sbn : statusBarNotifications) {
            String pkg = sbn.getPackageName();
            Log.e(TAG, "onListenerUpdate: " + pkg);
            if (notificationMap.get(pkg) == null) {
                notificationMap.put(pkg, new ArrayList<>());
                notificationMap.get(pkg).add(sbn);
            } else {
                notificationMap.get(pkg).add(sbn);
            }
        }
        Log.e(TAG, "onListenerUpdate: " + notificationMap);
    }

    public static int getNotificationLength(String pkg) {
        if (notificationMap.get(pkg) == null) {
            return 0;
        } else {
            return notificationMap.get(pkg).size();
        }
    }

    public static void setListener(NotificationListener listener) {
        mListener.add(listener);
    }

    public interface NotificationListener {
        void onListenerUpdate();
    }

    @Override
    public void onCreate() {
        super.onCreate();
    }

    @Override
    public void onListenerConnected() {
        super.onListenerConnected();
        Log.e(TAG, "onListenerUpdate: " + getActiveNotifications().length);
        updateNotification();
        for (NotificationListener listener : mListener) {
            listener.onListenerUpdate();
        }
    }

    @Override
    public void onNotificationPosted(StatusBarNotification sbn) {
        super.onNotificationPosted(sbn);
        Log.e(TAG, "onNotificationPosted: " + getActiveNotifications().length);
        updateNotification();
        for (NotificationListener listener : mListener) {
            listener.onListenerUpdate();
        }
    }

    @Override
    public void onNotificationRemoved(StatusBarNotification sbn) {
        super.onNotificationRemoved(sbn);
        Log.e(TAG, "onNotificationRemoved: " + getActiveNotifications().length);
        updateNotification();
        for (NotificationListener listener : mListener) {
            listener.onListenerUpdate();
        }
    }


}