public void GetHighScores()
{
ParseQuery query = new ParseQuery("GameScore");
query.Limit = 100;
query.OrderByDescending("Score");
query.FindObjectsAsync(FoundResults);
}
public static Task<IEnumerable<TabPlace>> GetPlacesByLocation(Tuple<double, double> latLng, double radius = 10)
{
var tcs = new TaskCompletionSource<IEnumerable<TabPlace>> ();
var query = new ParseQuery ("Place");
query.WhereWithinKilometers ("latLng", new ParseGeoPoint (latLng.Item1, latLng.Item2), radius);
query.Include ("person");
query.Limit = 10;
query.FindInBackground (new TabFindCallback ((os, e) => {
if (e != null)
tcs.SetException (e);
else
tcs.SetResult (os.Select (FromParse).ToList ());
}));
return tcs.Task;
}
public static void RegisterPlace(string placeName, Tuple<double, double> latLng)
{
if (string.IsNullOrWhiteSpace (placeName) || localLocations.Contains (placeName))
return;
var queryChecker = new ParseQuery ("Place");
queryChecker.SetCachePolicy (ParseQuery.CachePolicy.NetworkOnly);
queryChecker.WhereEqualTo ("placeName", placeName);
queryChecker.CountInBackground (new TabCountCallback ((c, e) => {
if (e == null && c == 0 && localLocations.Add (placeName)) {
var place = new TabPlace (null) {
PlaceName = placeName,
LatLng = latLng,
Person = TabPerson.CurrentPerson
};
place.ToParse ().SaveInBackground ();
}
}));
}
public Task<TabPerson> ToPerson()
{
if (person != null)
return person.Task;
person = new TaskCompletionSource<TabPerson> ();
var recipientQuery = new ParseQuery ("Person");
recipientQuery.SetCachePolicy (ParseQuery.CachePolicy.CacheElseNetwork);
if (Emails.Any ())
recipientQuery.WhereContainedIn ("emails", Emails.Select (TabPerson.MD5Hash).ToArray ());
else
recipientQuery.WhereEqualTo ("displayName", DisplayName);
ParseObject recipient = null;
TabPerson recipientPerson = null;
recipientQuery.GetFirstInBackground (new TabGetCallback ((o, e) => {
if (o != null) {
recipient = o;
recipientPerson = TabPerson.FromParse (recipient);
// TODO: add the emails that are in Emails and not in recipientPerson.Emails
person.SetResult (recipientPerson);
} else {
recipientPerson = new TabPerson {
DisplayName = DisplayName,
Emails = Emails,
};
recipient = recipientPerson.ToParse ();
recipient.SaveInBackground (new TabSaveCallback (ex => {
if (ex == null)
person.SetResult (recipientPerson);
else {
Android.Util.Log.Error ("PersonCreator", ex.ToString ());
person.SetException (ex);
}
}));
recipientQuery.ClearCachedResult ();
}
}));
return person.Task;
}
internal void LaunchApp(Activity ctx, ParseUser withUser, Action uiCallback)
{
// Fetch the person corresponding to the user
Task.Factory.StartNew (() => {
var query = new ParseQuery ("Person");
query.SetCachePolicy (ParseQuery.CachePolicy.CacheElseNetwork);
query.WhereEqualTo ("parseUser", withUser);
query.Include ("parseUser");
ParseObject self = null;
try {
self = query.First;
} catch (ParseException ex) {
// We may have a stall result from a previous registration
if (query.HasCachedResult) {
query.ClearCachedResult ();
try {
self = query.First;
} catch {
Android.Util.Log.Error ("Landing", "Error when trying to retrieve user 2. Normal if empty. {0}", ex.ToString ());
}
}
Android.Util.Log.Error ("Landing", "Error when trying to retrieve user. Normal if empty. {0}", ex.ToString ());
}
// First time ever, fill the info
if (self == null) {
TabPerson person = null;
// Check if our TabPerson wasn't created indirectly by another user
query = new ParseQuery ("Person");
query.WhereEqualTo ("emails", TabPerson.MD5Hash (withUser.Email));
try {
person = TabPerson.FromParse (query.First);
person.AssociatedUser = withUser;
} catch {
// We use the main address email we got by parseUser
// and we will fill the rest lazily later from profile
// idem for the display name
person = new TabPerson {
AssociatedUser = withUser,
Emails = new string[] { withUser.Email }
};
}
return person;
} else {
TabPerson.CurrentPerson = TabPerson.FromParse (self);
return null;
}
}).ContinueWith (t => {
ctx.RunOnUiThread (() => {
// If the user was created, we setup a CursorLoader to query the information we need
if (t.Result != null) {
var person = t.Result;
person.DisplayName = profile.DisplayName;
person.Emails = profile.Emails.Union (person.Emails);
person.ToParse ().SaveEventually ();
TabPerson.CurrentPerson = person;
}
if (uiCallback != null)
uiCallback ();
ctx.Finish ();
ctx.StartActivity (typeof (MainActivity));
});
});
}