// For pre lollipop and post lollipop

import android.content.IntentFilter
import android.net.ConnectivityManager.CONNECTIVITY_ACTION
import android.util.Log
import com.firebase.jobdispatcher.JobParameters
import com.firebase.jobdispatcher.JobService
import com.osellers.fragments.HomeFragment
import com.osellers.receiver.ConnectivityReceiver

class NetworkSchedulerFirebaseJobDispatcherService : JobService(),
        ConnectivityReceiver.ConnectivityReceiverListener {
    override fun onNetworkConnectionChanged(isConnected: Boolean) {
        HomeFragment.internetConnectionListener!!.callback(isConnected)
    }

    private val TAG = NetworkSchedulerFirebaseJobDispatcherService::class.java.simpleName

    private var mConnectivityReceiver: ConnectivityReceiver? = null

    override fun onCreate() {
        super.onCreate()
        Log.i(TAG, "Service created")
        mConnectivityReceiver = ConnectivityReceiver(this)
    }


    override fun onStopJob(job: JobParameters?): Boolean {
        Log.i(TAG, "onStopJob")
        unregisterReceiver(mConnectivityReceiver)
        return true
    }

    override fun onStartJob(job: JobParameters?): Boolean {
        Log.i(TAG, "onStartJob$mConnectivityReceiver")
        registerReceiver(mConnectivityReceiver, IntentFilter(CONNECTIVITY_ACTION))

        return true
    }
}

// initiate
 private fun scheduleFirebaseJob() {
        dispatcher = FirebaseJobDispatcher(GooglePlayDriver(context));
        val myJob = dispatcher.newJobBuilder()
                .setService(NetworkSchedulerFirebaseJobDispatcherService::class.java) // the JobService that will be called
                .setTag(C.NETWORK_JOB_SCHEDULE_TAG)        // uniquely identifies the job
                .setConstraints(Constraint.ON_ANY_NETWORK, Constraint.DEVICE_CHARGING)
                .build()

        dispatcher.mustSchedule(myJob);
    }

//Cancel the job
    override fun onStop() {
        dispatcher.cancel(C.NETWORK_JOB_SCHEDULE_TAG);
        super.onStop()
    }
// Add them on android manifest
        <service
            android:exported="false"
            android:name=".services.NetworkSchedulerFirebaseJobDispatcherService">
            <intent-filter>
                <action android:name="com.firebase.jobdispatcher.ACTION_EXECUTE"/>
            </intent-filter>
        </service>

 // For post lollipop only
import android.app.job.JobParameters;
import android.app.job.JobService;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Build;
import android.util.Log;
import com.osellers.fragments.HomeFragment;
import com.osellers.receiver.ConnectivityReceiver;

import androidx.annotation.RequiresApi;

import static android.net.ConnectivityManager.CONNECTIVITY_ACTION;

@RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
public class NetworkSchedulerService extends JobService implements
        ConnectivityReceiver.ConnectivityReceiverListener {

    private static final String TAG = NetworkSchedulerService.class.getSimpleName();

    private ConnectivityReceiver mConnectivityReceiver;

    @Override
    public void onCreate() {
        super.onCreate();
        Log.i(TAG, "Service created");
        mConnectivityReceiver = new ConnectivityReceiver(this);
    }


    /**
     * When the app's NetworkConnectionActivity is created, it starts this service. This is so that the
     * activity and this service can communicate back and forth. See "setUiCallback()"
     */
    @Override
    public int onStartCommand(Intent intent, int flags, int startId) {
        Log.i(TAG, "onStartCommand");
        return START_NOT_STICKY;
    }


    @Override
    public boolean onStartJob(JobParameters params) {
        Log.i(TAG, "onStartJob" + mConnectivityReceiver);
        registerReceiver(mConnectivityReceiver, new IntentFilter(CONNECTIVITY_ACTION));
        return true;
    }

    @Override
    public boolean onStopJob(JobParameters params) {
        Log.i(TAG, "onStopJob");
        unregisterReceiver(mConnectivityReceiver);
        return true;
    }

    @Override
    public void onNetworkConnectionChanged(boolean isConnected) {
        HomeFragment.internetConnectionListener.callback(isConnected);
    }
}

// initiate
    @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
    private fun scheduleJob() {
        val myJob = JobInfo.Builder(0, ComponentName(context!!, NetworkSchedulerService::class.java))
                .setRequiresCharging(true)
                .setMinimumLatency(1000)
                .setOverrideDeadline(2000)
                .setRequiredNetworkType(JobInfo.NETWORK_TYPE_ANY)
                .setPersisted(true)
                .build()

        val jobScheduler = context!!.getSystemService(Context.JOB_SCHEDULER_SERVICE) as JobScheduler?
        jobScheduler!!.schedule(myJob)

    }

    override fun onStart() {
        super.onStart()

        val startServiceIntent = Intent(context, NetworkSchedulerService::class.java)
        context?.startService(startServiceIntent)
    }

    override fun onStop() {
        context?.stopService(Intent(context, NetworkSchedulerService::class.java))
        super.onStop()
    }

// Add them on android manifest
       <service
            android:name=".services.NetworkSchedulerService"
            android:exported="true"
            android:permission="android.permission.BIND_JOB_SERVICE"/>