private void Mclient_DownloadDataCompleted(object sender, DownloadDataCompletedEventArgs e) //Received LocationDirective
{
try
{
//Received JSONified Location Directive
string json = Encoding.UTF8.GetString(e.Result);
Log.Debug("ReceiveLocationDirective", "Received json: " + json);
//Deserialize data
response = JsonConvert.DeserializeObject <LocationDirective>(json);
Log.Debug("JsonConvertResponse", "Convert json: " + response);
//Check to see we didn't receive someone else's spot
if (response.userID != userToken)
{
Toast.MakeText(this, "Response from server was not meant for this user! Go back and try again.", ToastLength.Long).Show();
return;
}
//Check to see if we got the wrong lot
else if (response.lotID != lotIndex) // WE ARE ASSUMING LOTINDEX == LocationDirective.lotID
{
Toast.MakeText(this, "Response from server was for wrong lot! Go back and try again.", ToastLength.Long).Show();
return;
}
//Everything looks ok with our parking spot assignment
else
{
//Flip spot received global flag
spotReceived = true;
//Server sends back (0,0) if a lot is full, check if the lot's full
if (response.latitude != 0 && response.longitude != 0)
{
//Lot's not full, start GPS navigation to the spot!
statusText.Text = GetString(Resource.String.LetsGoText);
StartNavService(response.latitude, response.longitude);
Log.Debug("StartMapIntent", "Starting map intent with lat:" + response.latitude + ", long:" + response.longitude);
var geoUri = Android.Net.Uri.Parse("geo:" + response.latitude + "," + response.longitude + "?q=" + response.latitude + "," + response.longitude);
var mapIntent = new Intent(Intent.ActionView, geoUri); //"geo:<lat>,<long>?q=<lat>,<long>"
StartActivity(mapIntent);
}
//Lot is full
else
{
//Break the bad news
statusText.Text = "Looks like this lot is full! Please go back to the main menu and try a different lot.";
}
}
}
//Catch JSON error
catch (System.Reflection.TargetInvocationException)
{
Toast.MakeText(this, "There was an error retrieving data from the server. Please close the app and try again later.", ToastLength.Long).Show();
}
}
private void MClient_DownloadUpdateDataCompleted(object sender, DownloadDataCompletedEventArgs e)
{
try {
//Decode and deserialize server update
string json = Encoding.UTF8.GetString(e.Result);
Log.Debug("NavUpdateService", "Received json: " + json);
response = JsonConvert.DeserializeObject <LocationDirective>(json);
Log.Debug("NavUpdateService", "Converted json: " + response);
//We got someone else's update
if (response.userID != userID)
{
Toast.MakeText(this, "Response from server was not meant for this user! Go back and try again.", ToastLength.Long).Show();
return;
}
//We got a response for another lot
else if (response.lotID != lotID)
{
Toast.MakeText(this, "Response from server was for wrong lot! Go back and try again.", ToastLength.Long).Show();
return;
}
//We're close enough to the lot and we've been assigned a spot!
else if (response.latitude != startLat || response.longitude != startLon)
{
//Parse response into a location then begin navigation to that spot
Log.Debug("NavUpdateService\\StartMapIntent", "Starting map intent with lat:" + response.latitude + ", long:" + response.longitude);
var geoUri = Android.Net.Uri.Parse("geo:" + response.latitude + "," + response.longitude + "?q=" + response.latitude + "," + response.longitude);
var mapIntent = new Intent(Intent.ActionView, geoUri);
Toast.MakeText(this, "Your spot has been assigned!", ToastLength.Long).Show();
StartActivity(mapIntent);
StopForeground(true);
lmanager = null;
StopService(new Intent(this, typeof(NavUpdateService)));
}
}
//Catch JSON parse errors
catch (System.Reflection.TargetInvocationException)
{
Toast.MakeText(this, "There was an error retrieving data from the server. Please close the app and try again later.", ToastLength.Long).Show();
}
}
