public async Task HandleLocationEventAsync(GameEventData data)
{
const int GeoHashBitPrecision = 32; //bits
const int LocationLookupGeoHashBitPrecistion = 30; //bits
var inEvent = JsonConvert.DeserializeObject <IncommingLocationEvent>(data.Data);
var geoHash = GeoHash.EncodeInt(inEvent.Lat, inEvent.Lon, GeoHashBitPrecision);
var geoHashCenterCoordinates = GeoHash.DecodeInt(geoHash, GeoHashBitPrecision).Coordinates;
var locationLookupGeoHash = GeoHash.EncodeInt(inEvent.Lat, inEvent.Lon, LocationLookupGeoHashBitPrecistion);
var l = new LocationEventHandler(_locationLookupProvider);
var location = l.LookupGeoHash(locationLookupGeoHash, LocationLookupGeoHashBitPrecistion);
var outEvent = new OutgoingLocationEvent
{
EnqueueTime = data.EnqueuedTime,
DequeueTime = data.DequeuedTime,
ClientUtcTime = inEvent.ClientUtcTime,
GameSessionId = inEvent.GameSessionId,
Lat = inEvent.Lat,
Lon = inEvent.Lon,
GeoHash = geoHash,
GeoHashPrecision = GeoHashBitPrecision,
GeoHashCenterLat = geoHashCenterCoordinates.Lat,
GeoHashCenterLon = geoHashCenterCoordinates.Lon,
Country = location.Country,
District = location.District,
City = location.City,
Properties = inEvent.Properties
};
//TODO: Optimize this so we don't serialize back to JSON first and then to CSV
var jsonObject = JsonConvert.SerializeObject(
outEvent,
Formatting.Indented,
new JsonSerializerSettings {
ContractResolver = new CamelCasePropertyNamesContractResolver()
});
data.Data = jsonObject;
var csvObject = data.ToCsv("gameSessionId", "lat", "lon",
"geoHash", "geoHashPrecision",
"geoHashCenterLat", "geoHashCenterLon", "country", "district", "city");
// Output CSV to BLOB Storage and JSON to StreamAnalytics (via EventHub)
await _blobOutputManager.QueueAppendToBlobAsync(data, csvObject);
await _eventHubOutputManager.SendToEventHubAsync(data, jsonObject);
}
/// <summary>
/// 当子窗体坐标改变时发生
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void ChildForm_LocationChanged(object sender, EventArgs e)
{
if (!this.isFirstPos)
{
this.isFirstPos = true;
return;
}
//委托
LocationEventHandler locationEventHandler = new LocationEventHandler(OnMove);
//调用
MainForm.BeginInvoke(locationEventHandler);
}
/// <summary>
/// Raises the <see cref="ColumnChanged" /> event.
/// </summary>
/// <param name="column">The <see cref="LocationColumn"/> which has raised the event.</param>
/// <param name="value">The changed value.</param>
public virtual void OnColumnChanged(LocationColumn column, object value)
{
if (!SuppressEntityEvents)
{
LocationEventHandler handler = ColumnChanged;
if (handler != null)
{
handler(this, new LocationEventArgs(column, value));
}
// warn the parent list that i have changed
OnEntityChanged();
}
}
public static void UnsubscribeFromLocationEvent(LocationEventHandler handler)
{
if (AllLocations == null)
{
FindAllLocations();
}
if (AllLocations != null)
{
for (int i = 0; i < AllLocations.Length; i++)
{
AllLocations[i].UnsubscribeFromLocationEvent(handler);
}
}
}
/// <summary>
/// Raises the <see cref="ColumnChanging" /> event.
/// </summary>
/// <param name="column">The <see cref="LocationColumn"/> which has raised the event.</param>
/// <param name="value">The changed value.</param>
public virtual void OnColumnChanging(LocationColumn column, object value)
{
if (IsEntityTracked && EntityState != EntityState.Added && !EntityManager.TrackChangedEntities)
{
EntityManager.StopTracking(entityTrackingKey);
}
if (!SuppressEntityEvents)
{
LocationEventHandler handler = ColumnChanging;
if (handler != null)
{
handler(this, new LocationEventArgs(column, value));
}
}
}
/// <summary>
/// 解析事件并执行相应逻辑
/// </summary>
/// <param name="msgStr">微信post过来的事件数据，xml格式</param>
/// <returns>回复给用户的消息，将使用客服接口进行回复</returns>
/// <exception cref="NotSupportedException"></exception>
public static string ParseEvent(string msgStr)
{
var eventBase = Xml.Net.XmlConvert.DeserializeObject <EventMessageBase>(msgStr);
IWxMsgHandler handler;
switch (eventBase.Event.ToLower())
{
case "subscribe":
// 关注事件
// 分扫码关注和普通关注
handler = new SubscribeEventHandler( );
break;
case "unsubscribe":
// 取关事件
handler = new UnsubscribeEventHandler( );
break;
case "scan":
// 已关注用户扫描带参数二维码事件
handler = new ScanWithSubscribeEventHandler( );
break;
case "location":
// 上报地理位置事件
handler = new LocationEventHandler( );
break;
case "click":
// 自定义菜单click事件
handler = new ClickEventHandler( );
break;
case "view":
// 自定义菜单view事件
handler = new ViewEventHandler( );
break;
default:
// todo: 实现更多事件处理，比如自定义菜单的事件
throw new System.NotSupportedException("不支持的事件类型: " + eventBase.Event);
}
return(handler.Handle(msgStr));
}
public void UnsubscribeFromLocationEvent(LocationEventHandler handler)
{
LocationEvent -= handler;
}
public void SubscribeToLocationEvent(LocationEventHandler handler)
{
LocationEvent += handler;
}
