/// <summary>
/// This method gets events from REDIS and filters out based on parameters
/// </summary>
/// <param name="position">GEO coordination</param>
/// <param name="hourRange">Hour range</param>
/// <param name="radiusRange">Radius range</param>
/// <param name="categories">Event categories</param>
/// <returns>An event list model</returns>
public EventListModel GetEvents(GeoCoordinate position, TimeRanges hourRange, RadiusRanges radiusRange, IList<EventTypes> categories)
{
EventListModel list = new EventListModel();
foreach (var category in categories)
{
var eventListModels = this.FetchFromRedis(category) ?? new EventListModel();
list.EventModels.AddRange(eventListModels.EventModels);
}
list.EventModels.RemoveAll(x => DateTime.UtcNow.AddHours((double)hourRange) < x.EventDate);
list.EventModels.RemoveAll(x => x.Venue == null);
list.EventModels.RemoveAll(x => !VenueHelper.IsVenueWithinRadius(x.Venue, position, (int)radiusRange));
return list;
}
/// <summary>
/// Updates REDIS with the event list model
/// </summary>
/// <param name="eventModels">Event list model to update REDIS with</param>
private void UpdateRedis(EventListModel eventModels)
{
try
{
// TODO: KRAPP THE REDIS CLIENT HOST SHOULD BE CONFIGURABLE
var redisClient = new RedisClient("localhost");
var eventClient = redisClient.As<EventListModel>();
eventClient.Store(eventModels);
}
catch (Exception)
{
// TODO: KRAPP LOG AND SWALLOW ALL EXCEPTIONS
}
}
