public async Task LoadOutSourceCrewsAsync(string uri, int count = -1, CancellationToken ct = default(CancellationToken))
{
await semaphore.WaitAsync();
try
{
if (string.IsNullOrEmpty(uri))
{
throw new ArgumentNullException("Uri is null!");
}
var jsonData = string.Empty;
using (var wClient = new WebClient())
{
try
{
jsonData = await wClient.DownloadStringTaskAsync(uri);
if (String.IsNullOrEmpty(jsonData))
{
throw new ArgumentNullException("Failed to load string data!");
}
}
catch (Exception ex)
{
throw ex;
}
}
IEnumerable <CrewExtendedDTO> crews = null;
try
{
crews = await Task.Run(() => {
return(JsonConvert.DeserializeObject <IEnumerable <CrewExtendedDTO> >(jsonData) ?? null);
}, ct);
}
catch (Exception ex)
{
throw ex;
}
if (crews == null)
{
throw new ArgumentNullException("Failed to deserialize data!");
}
if (count > 0)
{
crews = crews.Take(count);
}
var c = mapper.Map <IEnumerable <Crew> >(crews);
try
{
await uow.Crews.InsertRangeAsync(mapper.Map <IEnumerable <Crew> >(c), ct);
await uow.SaveChangesAsync(ct);
await logService.WriteLogAsync(await logService.FormCrewsText(c, ct), ct);
//await Task.WhenAll
//(
//,
//,
//);
}catch (Exception ex)
{
throw ex;
}
}
finally
{
semaphore.Release();
}
}
