/// <summary>
/// Creates Answer object from internal object storage
/// </summary>
/// <returns>Answer object</returns>
private Answer ConvertToAnswer()
{
Answer answer = new Answer();
int dealerIndex = 0;
answer.dealers = new DealerAnswer[DealersCollection.Count];
foreach (var dealer in DealersCollection)
{
DealerInternal d = dealer.Value;
answer.dealers[dealerIndex] = new DealerAnswer
{
dealerId = d.dealerId,
name = d.name,
vehicles = d.Vehicles.ToArray()
};
dealerIndex++;
}
return(answer);
}
/// <summary>
/// Retrieves Dealer, also used for optimized data retrieval,
/// where internal data storage is populated and if the process of retrieval initiated then return null
/// </summary>
/// <param name="datasetId">Dataset Id</param>
/// <param name="dealerId">Dealed Id</param>
/// <returns>Dealer object or null</returns>
public async Task <DealerResponse> GetDealerAsync(string datasetId, int dealerId)
{
try
{
if (DealersCollection.ContainsKey(dealerId))
{
return(null);
}
Debug.WriteLine($"Start GetDealerAsync {dealerId}");
long startTicks = DateTime.UtcNow.Ticks;
// reserve dealer id for processing by current task (if two tasks are trying to deal with the same dealerId)
DealersCollection[dealerId] = new DealerInternal();
HttpResponseMessage response = await client.GetAsync(String.Format(Constants.GET_DEALER_URL, datasetId, dealerId));
if (!response.IsSuccessStatusCode)
{
throw new ApiException($"GetDealerAsync: status code {response.StatusCode}");
}
DealerResponse dealer = await response.Content.ReadAsAsync <DealerResponse>();
DealersCollection[dealerId].dealerId = dealer.dealerId;
DealersCollection[dealerId].name = dealer.name;
long elapsed = (DateTime.UtcNow.Ticks - startTicks) / 10000;
Debug.WriteLine($"Finish GetDealerAsync {dealerId} - elapsed: {elapsed}");
return(dealer);
}
catch (Exception e)
{
throw new ApiException($"GetDealerAsync: {e.Message}", e.InnerException);
}
}