/// <summary>
/// Flush the queue, clear timer and send POST network call to VWO servers.
/// </summary>
/// <param name="manual">manual Boolean specifying flush is triggered manual or not.</param>
/// <returns>Boolean value specifying flush was successful or not.</returns>
public bool flush(bool manual)
{
var batchMetadata = HttpRequestBuilder.GetJsonString(this.batchQueue);
if (batchQueue.Count == 0)
{
LogDebugMessage.EventQueueEmpty(file);
}
if (manual)
{
if (batchQueue.Count > 0)
{
LogDebugMessage.BeforeFlushing(file, "manually", batchQueue.Count.ToString(), accountId.ToString(), "Timer will be cleared and registered again", batchMetadata);
Task <bool> response = sendPostCall();
LogDebugMessage.AfterFlushing(file, "manually", batchQueue.Count.ToString(), batchMetadata);
disposeData();
return(true);
}
clearRequestTimer();
return(true);
}
else
{
if (batchQueue.Count > 0 && !isBatchProcessing)
{
isBatchProcessing = true;
LogDebugMessage.BeforeFlushing(file, "", batchQueue.Count.ToString(), accountId.ToString(), "", batchMetadata);
Task <bool> response = sendPostCall();
LogDebugMessage.AfterFlushing(file, "", batchQueue.Count.ToString(), batchMetadata);
disposeData();
return(true);
}
clearRequestTimer();
return(true);
}
}
/// <summary>
/// Send Post network call to VWO servers.
/// </summary>
/// <returns>Boolean value specifying flush was successful or not.</returns>
private async Task <bool> sendPostCall()
{
string PayLoad = HttpRequestBuilder.GetJsonString(this.batchQueue);
var ApiRequest = ServerSideVerb.EventBatching(this.accountId, this.isDevelopmentMode, this.apikey);
HttpClient httpClient = new HttpClient();
httpClient.DefaultRequestHeaders.Accept.Clear();
httpClient.DefaultRequestHeaders.Add("Authorization", this.apikey);
httpClient.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
var data = new StringContent(PayLoad, Encoding.UTF8, "application/json");
try
{
HttpResponseMessage response = await httpClient.PostAsync(ApiRequest.Uri, data);
response.EnsureSuccessStatusCode();
if (response.StatusCode == System.Net.HttpStatusCode.OK && response.StatusCode < System.Net.HttpStatusCode.Ambiguous)
{
if (flushCallback != null)
{
flushCallback.onFlush(null, PayLoad);
}
LogInfoMessage.ImpressionSuccess(file, ApiRequest.logUri?.ToString());
return(true);
}
else if (response.StatusCode == System.Net.HttpStatusCode.RequestEntityTooLarge)
{
if (flushCallback != null)
{
flushCallback.onFlush("Payload size too large", PayLoad);
}
LogDebugMessage.BatchEventLimitExceeded(file, ApiRequest.logUri?.ToString(), this.accountId.ToString(), eventsPerRequest.ToString());
LogErrorMessage.ImpressionFailed(file, ApiRequest.logUri?.ToString());
return(false);
}
else if (response.StatusCode == System.Net.HttpStatusCode.BadRequest)
{
if (flushCallback != null)
{
flushCallback.onFlush("Account id not found, no request app id found, or invalid API key", PayLoad);
}
LogErrorMessage.BulkNotProcessed(file);
LogErrorMessage.ImpressionFailed(file, ApiRequest.logUri?.ToString());
return(false);
}
else
{
LogErrorMessage.BulkNotProcessed(file);
LogErrorMessage.ImpressionFailed(file, ApiRequest.logUri?.ToString());
if (flushCallback != null)
{
flushCallback.onFlush("Invalid call", PayLoad);
}
return(false);
}
}
catch (HttpRequestException ex)
{
LogErrorMessage.BulkNotProcessed(file);
LogErrorMessage.UnableToDisplayHttpRequest(file, ex.StackTrace);
if (flushCallback != null)
{
flushCallback.onFlush("HttpRequest Exception", PayLoad);
}
return(false);
}
}