public void ProcessQueue(QueueMetaData queueMetaData)
{
Console.WriteLine(queueMetaData.ChatEntryTime);
if (queueMetaData.Function == Constants.MessageFunctionType.Start)
{
var exists = _queueDataModel.HasKey(queueMetaData.ClientID);
if (!exists)
{
queueMetaData.ChatEntryTime = DateTime.UtcNow;
queueMetaData.ExpiryTime = DateTime.UtcNow.AddMinutes(Constants.DefaultChatExpiry);
queueMetaData.CurrentAgent = null;
queueMetaData.Function = Constants.MessageFunctionType.Waiting;
_queueDataModel.Insert(queueMetaData);
}
}
if (queueMetaData.Function == Constants.MessageFunctionType.Stop)
{
_queueDataModel.Delete(queueMetaData.ClientID);
}
if (queueMetaData.Function == Constants.MessageFunctionType.Update)
{
}
}
public bool Update(QueueMetaData queue)
{
var list = _cacheHelper.GetValue <Dictionary <Guid, QueueMetaData> >(Constants.CacheKeys.QueueMetaDataList.ToString());
if (!list.ContainsKey(queue.ClientID))
{
return(false);
}
list.Remove(queue.ClientID);
list.Add(queue.ClientID, queue);
_cacheHelper.SetValue(Constants.CacheKeys.QueueMetaDataList.ToString(), list);
return(true);
}
public QueueMetaData Get(Guid id)
{
var list = _cacheHelper.GetValue <Dictionary <Guid, QueueMetaData> >(Constants.CacheKeys.QueueMetaDataList.ToString());
if (list == null)
{
return(null);
}
QueueMetaData queue = null;
list.TryGetValue(id, out queue);
return(queue);
}
public bool Insert(QueueMetaData queue)
{
var list = _cacheHelper.GetValue <Dictionary <Guid, QueueMetaData> >(Constants.CacheKeys.QueueMetaDataList.ToString());
if (list == null)
{
list = new Dictionary <Guid, QueueMetaData>();
}
if (list.ContainsKey(queue.ClientID))
{
return(false);
}
list.Add(queue.ClientID, queue);
_cacheHelper.SetValue(Constants.CacheKeys.QueueMetaDataList.ToString(), list);
return(true);
}
/// <summary>
/// This method populates/refreshes the QueueMetaData collection.
/// </summary>
/// <param name="queueMetaDataCacheLimit">Specifies the length of time to cache the MetaData before refreshing it.</param>
private void PopulateQueueMetaData(TimeSpan queueMetaDataCacheLimit)
{
if (QueueMetaData == null)
{
QueueMetaData = new Dictionary <Type, AzureQueueMetaData>();
}
var queuesWithoutMetaData = QueueWeights.Keys.Except(QueueMetaData.Keys).ToList();
var expiredQueueMetaData = QueueMetaData.Where(qmd => qmd.Value.TimeMetaDataWasPopulated < (DateTime.Now - queueMetaDataCacheLimit)).Select(qmd => qmd.Key).ToList();
var validQueueData = QueueMetaData.Where(x => !expiredQueueMetaData.Contains(x.Key)).ToList();
var results = new Dictionary <Type, AzureQueueMetaData>();
foreach (var queueProcessorType in queuesWithoutMetaData)
{
if (!results.ContainsKey(queueProcessorType))
{
var queueProcessor = ObjectFactory.GetInstance(queueProcessorType) as IProcessQueues;
if (queueProcessor != null)
{
var queue = new AzureQueue(queueProcessor.PrimaryQueueName);
var metaData = queue.GetMetaData();
results.Add(queueProcessorType, metaData);
QueueWeights[queueProcessorType] = (metaData.ApproximateMessageCount) == 0
? 1
: (int)Math.Log(metaData.ApproximateMessageCount, _resistance_to_scaling_larger_queues) + 1;
}
}
}
foreach (var queueProcessorType in expiredQueueMetaData)
{
if (!results.ContainsKey(queueProcessorType))
{
var queueProcessor = ObjectFactory.GetInstance(queueProcessorType) as IProcessQueues;
if (queueProcessor != null)
{
var queue = new AzureQueue(queueProcessor.PrimaryQueueName);
var metaData = queue.GetMetaData();
results.Add(queueProcessorType, metaData);
}
}
}
QueueMetaData = results.Union(validQueueData).ToDictionary(data => data.Key, data => data.Value);
}
public dynamic Delete(Guid id)
{
try
{
if (id != Guid.Empty)
{
QueueMetaData queueMeta = new QueueMetaData();
queueMeta.ClientID = id;
queueMeta.Function = Common.Constants.MessageFunctionType.Stop;
_messageQueueHelper.PushMessage <QueueMetaData>(_applicationConfig, queueMeta);
return(Ok());
}
}
catch (Exception ex)
{
return(InternalServerError());
}
return(BadRequest());
}
public dynamic Post([FromBody] ChatQueuePostRequest request)
{
try
{
if (request.ChatQueueKey != Guid.Empty)
{
QueueMetaData queueMeta = new QueueMetaData();
queueMeta.ClientID = request.ChatQueueKey;
queueMeta.Function = Common.Constants.MessageFunctionType.Start;
queueMeta.Username = request.Username;
_messageQueueHelper.PushMessage <QueueMetaData>(_applicationConfig, queueMeta);
return(Ok());
}
}
catch (Exception ex)
{
return(InternalServerError());
}
return(BadRequest());
}
