public void GetVenues(GeoCoordinate location)
{
if (_previousLocaiton != null)
{
if (_previousLocaiton.GetDistanceTo(location) < 100.0)
{
return;
}
}
if (_foursquareBot == null)
{
IoC.Get <IMTProtoService>().ResolveUsernameAsync(new TLString("foursquare"),
result =>
{
if (result.Peer is TLPeerUser && result.Users.Count > 0)
{
_foursquareBot = result.Users[0];
GetVenues(location);
}
});
return;
}
IsWorking = true;
Status = Venues.Count > 0 ? Status : AppResources.Loading;
IoC.Get <IMTProtoService>().GetInlineBotResultsAsync(
_foursquareBot.ToInputUser(),
new TLInputPeerSelf(),
new TLInputGeoPoint {
Lat = new TLDouble(location.Latitude), Long = new TLDouble(location.Longitude)
},
TLString.Empty, TLString.Empty,
result =>
{
_previousLocaiton = location;
var venues = new List <TLMessageMediaVenue>();
foreach (var inlineResult in result.Results)
{
var inlineMessageMediaVenue = inlineResult.SendMessage as TLBotInlineMessageMediaVenue78;
if (inlineMessageMediaVenue == null)
{
continue;
}
Uri iconSource = null;
if (!TLString.IsNullOrEmpty(inlineMessageMediaVenue.VenueType))
{
// get icon with provided size (32, 44, 64 or 88)
// https://foursquare.com/img/categories_v2/food/icecream_bg_32.png
//
iconSource = new Uri(string.Format(Constants.FoursquireCategoryIconUrl, inlineMessageMediaVenue.VenueType, 64));
}
var mediaVenue = new TLMessageMediaVenue72
{
VenueId = inlineMessageMediaVenue.VenueId,
Title = inlineMessageMediaVenue.Title,
Address = inlineMessageMediaVenue.Address,
Provider = inlineMessageMediaVenue.Provider,
Geo = inlineMessageMediaVenue.Geo,
VenueType = inlineMessageMediaVenue.VenueType,
IconSource = iconSource
};
venues.Add(mediaVenue);
}
Execute.BeginOnUIThread(() =>
{
Venues.Clear();
foreach (var venue in venues)
{
Venues.Add(venue);
}
IsWorking = false;
Status = Venues.Count > 0 ? AppResources.NearbyPlaces : AppResources.NoResults;
});
},
error => Execute.BeginOnUIThread(() =>
{
IsWorking = false;
Venues.Clear();
Status = AppResources.NoResults;
}));
}
public void Search(string inputText)
{
if (inputText == null)
{
return;
}
var text = inputText.Trim();
Execute.BeginOnUIThread(TimeSpan.FromMilliseconds(300), () =>
{
if (!string.Equals(Text, text))
{
return;
}
List <TLMessageMediaVenue> cachedResult;
if (_cache.TryGetValue(text, out cachedResult))
{
Items.Clear();
foreach (var venue in cachedResult)
{
Items.Add(venue);
}
IsWorking = false;
Status = Items.Count > 0 ? string.Empty : AppResources.NoResults;
return;
}
if (_foursquareBot == null)
{
IoC.Get <IMTProtoService>().ResolveUsernameAsync(new TLString("foursquare"),
result =>
{
if (result.Peer is TLPeerUser && result.Users.Count > 0)
{
_foursquareBot = result.Users[0];
Search(inputText);
}
});
return;
}
IsWorking = true;
Status = Items.Count > 0 ? Status : AppResources.Loading;
IoC.Get <IMTProtoService>().GetInlineBotResultsAsync(
_foursquareBot.ToInputUser(),
new TLInputPeerSelf(),
new TLInputGeoPoint {
Lat = new TLDouble(Location.Latitude), Long = new TLDouble(Location.Longitude)
},
TLString.Empty, TLString.Empty,
result =>
{
var venues = new List <TLMessageMediaVenue>();
foreach (var inlineResult in result.Results)
{
var inlineMessageMediaVenue = inlineResult.SendMessage as TLBotInlineMessageMediaVenue78;
if (inlineMessageMediaVenue == null)
{
continue;
}
Uri iconSource = null;
if (!TLString.IsNullOrEmpty(inlineMessageMediaVenue.VenueType))
{
// get icon with provided size (32, 44, 64 or 88)
// https://foursquare.com/img/categories_v2/food/icecream_bg_32.png
//
iconSource = new Uri(string.Format("https://foursquare.com/img/categories_v2/{0}_{1}.png", inlineMessageMediaVenue.VenueType, 64));
}
var mediaVenue = new TLMessageMediaVenue72
{
VenueId = inlineMessageMediaVenue.VenueId,
Title = inlineMessageMediaVenue.Title,
Address = inlineMessageMediaVenue.Address,
Provider = inlineMessageMediaVenue.Provider,
Geo = inlineMessageMediaVenue.Geo,
VenueType = inlineMessageMediaVenue.VenueType,
IconSource = iconSource
};
venues.Add(mediaVenue);
}
Execute.BeginOnUIThread(() =>
{
_cache[text] = venues;
if (!string.Equals(Text, text))
{
return;
}
Items.Clear();
foreach (var venue in venues)
{
Items.Add(venue);
}
IsWorking = false;
Status = Items.Count > 0 ? string.Empty : AppResources.NoResults;
});
},
error => Execute.BeginOnUIThread(() =>
{
IsWorking = false;
Items.Clear();
Status = AppResources.NoResults;
}));
});
}
