WorldPin Socket Events

gistfile1.m

- (void)viewDidLoad
{
    [super viewDidLoad];
    
    [SIOSocket socketWithHost: @"http://yourHost:3000" response: ^(SIOSocket *socket)
    {
        self.socket = socket;
        
        __weak typeof(self) weakSelf = self;
        self.socket.onConnect = ^()
        {
            weakSelf.socketIsConnected = YES;
            [weakSelf mapView: weakSelf.mapView didUpdateUserLocation: weakSelf.mapView.userLocation];
        };
        
        [self.socket on: @"join" callback: ^(SIOParameterArray *args)
        {
            [weakSelf mapView: weakSelf.mapView didUpdateUserLocation: weakSelf.mapView.userLocation];
        }];
        
        [self.socket on: @"disappear" callback: ^(SIOParameterArray *args)
        {
            NSString *pinID = [args firstObject];
        
            [self.mapView removeAnnotation: self.pins[pinID]];
            [self.pins removeObjectForKey: pinID];
        }];
    }];
}