public override void OnDestroy()
{
// We need to shut things down.
Log.Debug(TAG, GetFormattedTimestamp() ?? "The TimeStamper has been disposed.");
Log.Info(TAG, "OnDestroy: The started service is shutting down.");
// Stop the handler.
handler.RemoveCallbacks(runnable);
// Remove the notification from the status bar.
var notificationManager = (NotificationManager)GetSystemService(NotificationService);
notificationManager.Cancel(Constants.SERVICE_RUNNING_NOTIFICATION_ID);
timestamper = null;
isStarted = false;
base.OnDestroy();
}
public override StartCommandResult OnStartCommand(Intent intent, StartCommandFlags flags, int startId)
{
if (intent.Action.Equals(Constants.ACTION_START_SERVICE))
{
if (isStarted)
{
Log.Info(TAG, "OnStartCommand: The service is already running.");
}
else
{
Log.Info(TAG, "OnStartCommand: The service is starting.");
RegisterForegroundService();
handler.PostDelayed(runnable, Constants.DELAY_BETWEEN_LOG_MESSAGES);
isStarted = true;
_smsSentBroadcastReceiver = new SMSSentReceiver();
_smsDeliveredBroadcastReceiver = new SMSDeliveredReceiver();
RegisterReceiver(_smsSentBroadcastReceiver, new IntentFilter("SMS_SENT"));
RegisterReceiver(_smsDeliveredBroadcastReceiver, new IntentFilter("SMS_DELIVERED"));
}
}
else if (intent.Action.Equals(Constants.ACTION_STOP_SERVICE))
{
Log.Info(TAG, "OnStartCommand: The service is stopping.");
timestamper = null;
StopForeground(true);
StopSelf();
isStarted = false;
UnregisterReceiver(_smsSentBroadcastReceiver);
UnregisterReceiver(_smsDeliveredBroadcastReceiver);
}
else if (intent.Action.Equals(Constants.ACTION_RESTART_TIMER))
{
Log.Info(TAG, "OnStartCommand: Restarting the timer.");
timestamper.Restart();
}
// This tells Android not to restart the service if it is killed to reclaim resources.
return(StartCommandResult.Sticky);
}
public override void OnCreate()
{
base.OnCreate();
Log.Info(TAG, "OnCreate: the service is initializing.");
timestamper = new UtcTimestamper();
handler = new Handler();
runnable = new Action(async() =>
{
if (timestamper == null)
{
Log.Wtf(TAG, "Why isn't there a Timestamper initialized?");
}
else
{
// TODO get all the pending sms, then send the sms, then update
var items = new List <ShortMessage>();
//var url = "http://104.215.158.168/catering/";
var url = "http://batangas.southeastasia.cloudapp.azure.com/catering/";
using (var client = new HttpClient())
{
// send a GET request
var uri = $"{url}api/message/forSend";
var result = await client.GetStringAsync(uri);
items.AddRange(JsonConvert.DeserializeObject <List <ShortMessage> >(result));
}
using (var post = new HttpClient(new NativeMessageHandler()))
{
foreach (var item in items.Where(p => p.DateSent == null))
{
try
{
// SEND SMS
var piSent = PendingIntent.GetBroadcast(this, 0, new Intent("SMS_SENT"), 0);
var piDelivered = PendingIntent.GetBroadcast(this, 0, new Intent("SMS_DELIVERED"), 0);
_smsManager.SendTextMessage(item.Receiver, null, item.Body, piSent, piDelivered);
var uri = $"{url}api/message/sent2/?id={item.ShortMessageId}";
var resp = await post.GetAsync(new Uri(uri));
//resp.EnsureSuccessStatusCode();
Log.Debug(TAG, item.Body);
}
catch (Exception ex)
{
Log.Error(TAG, ex.ToString());
}
}
}
string msg = timestamper.GetFormattedTimestamp();
Log.Debug(TAG, msg);
Intent i = new Intent(Constants.NOTIFICATION_BROADCAST_ACTION);
i.PutExtra(Constants.BROADCAST_MESSAGE_KEY, msg);
Android.Support.V4.Content.LocalBroadcastManager.GetInstance(this).SendBroadcast(i);
handler.PostDelayed(runnable, Constants.DELAY_BETWEEN_LOG_MESSAGES);
}
});
}
