public async Task <IEnumerable <OrderCompanyDTO> > GetListOfCompaniesAsync(ClientLocationDTO clientInfo)
{
List <OrderCompanyDTO> result = new List <OrderCompanyDTO>();
var sw = new Stopwatch();
sw.Start();
var companies = await db.Companies.GetAsync(c => c.Workers.Any(w => w.StatusId == (int)WorkerStatus.Working), include : c => c.Workers);
sw.Stop();
Console.WriteLine("-------------------------------------------------------------");
Console.WriteLine($"Elapsed time on query == {sw.ElapsedMilliseconds}ms");
Console.WriteLine("--------------------------------------------------------------");
foreach (var company in companies)
{
var companyInfo = await GetClosestWorkerAsync(company, clientInfo);
if (companyInfo != null)
{
result.Add(companyInfo);
}
}
return(result.Count == 0 ? null : result);
}
private async Task <OrderCompanyDTO> GetClosestWorkerAsync(Company company, ClientLocationDTO clientInfo)
{
double minDistance = -1;
string minDuration = null;
int closestWorkerId = -1;
foreach (var worker in company.Workers)
{
if (worker.StatusId != (int)WorkerStatus.Working || worker.CarTypeId != clientInfo.CarType)
{
continue;
}
var workerLocation = await db.WorkersLastLocation.FindByIdAsync(worker.Id);
var distance = await mapService.GetDistanceAsync(clientInfo.Latitude, clientInfo.Longitude, workerLocation.Latitude, workerLocation.Longitude);
var duration = await mapService.GetDurationAsync(clientInfo.Latitude, clientInfo.Longitude, workerLocation.Latitude, workerLocation.Longitude);
if (minDistance == -1 || distance < minDistance)
{
minDistance = distance;
minDuration = duration;
closestWorkerId = worker.Id;
}
}
if (minDistance != -1)
{
var result = Mapper.Map <Company, OrderCompanyDTO>(company);
result.Rate = company.CountRate == 0 ? 0 : (double)company.SumRate / (double)company.CountRate;
result.ClosestDistance = minDistance;
result.ClosestDuration = minDuration;
result.ClosestWorkerId = closestWorkerId;
return(result);
}
return(null);
}
public async Task <IActionResult> ListOfCompanies([FromHeader(Name = "api_key")] string apiKey, [FromBody] ClientLocationDTO clientInfo)
{
if (await clientService.GetByApiKeyAsync(apiKey) == null)
{
return(Unauthorized());
}
if (clientInfo == null || !TryValidateModel(clientInfo))
{
return(BadRequest(ModelState));
}
var response = orderService.GetListOfCompaniesAsync(clientInfo);
if (response == null)
{
return(NotFound());
}
return(Json(response));
}
