private SolveResult _CreateSolveResult(VrpResult vrpResult, List <Violation> violations)
{
Debug.Assert(vrpResult != null);
// convert job messages
var msgList = new List <ServerMessage>();
if (vrpResult.Messages != null)
{
foreach (JobMessage msg in vrpResult.Messages)
{
msgList.Add(_ConvertJobMessage(msg));
}
}
// violations
List <Violation> vltList = violations;
if (vltList == null)
{
vltList = new List <Violation>();
}
// status
bool isSucceeded = IsSolveSucceeded(vrpResult.SolveHR);
return(new SolveResult(msgList.ToArray(), vltList.ToArray(),
!isSucceeded));
}
protected override List <Violation> GetViolations(
VrpResult vrpResult)
{
List <Violation> list = base.GetViolations(vrpResult);
list.AddRange(_prevViolations);
return(list);
}
/// <summary>
/// Converts VRP operation result to route's result.
/// </summary>
/// <param name="vrpResult">VRP solve operation result.</param>
/// <param name="request">Request used for obtaining the response.</param>
/// <returns>Route results.</returns>
protected virtual IList <RouteResult> ConvertResult(
VrpResult vrpResult,
SubmitVrpJobRequest request)
{
Debug.Assert(vrpResult != null);
Debug.Assert(request != null);
var conv = new VrpResultConverter(_context.Project, _schedule, _context.SolverSettings);
return(conv.Convert(vrpResult.ResultObjects, vrpResult.RouteResponse, request));
}
protected override List <Violation> GetViolations(VrpResult vrpResult)
{
List <Violation> violations = base.GetViolations(vrpResult);
if (_violations != null)
{
violations.AddRange(_violations);
}
return(violations);
}
/// <summary>
/// Processes (converts) solve operation result.
/// </summary>
/// <param name="vrpResult">VRP solve operation result.</param>
/// <param name="request">Request used for obtaining the response.</param>
/// <returns>Solve operation result.</returns>
private SolveResult _ProcessSolveResult(VrpResult vrpResult, SubmitVrpJobRequest request)
{
Debug.Assert(vrpResult != null);
Debug.Assert(request != null);
List <Violation> violations = null;
if (CanProcessResult(vrpResult.SolveHR))
{
violations = ProcessResult(vrpResult, request);
}
return(_CreateSolveResult(vrpResult, violations));
}
/// <summary>
/// Processes result.
/// </summary>
/// <param name="vrpResult">VRP solve operation result.</param>
/// <param name="request">Request used for obtaining the response.</param>
/// <returns>Founded violations.</returns>
protected virtual List <Violation> ProcessResult(
VrpResult vrpResult,
SubmitVrpJobRequest request)
{
Debug.Assert(vrpResult != null);
Debug.Assert(request != null);
// get violations
List <Violation> violations = GetViolations(vrpResult);
VrpOperation nextStep = null;
if (CanConvertResult(vrpResult.SolveHR))
{
if (vrpResult.ResultObjects != null)
{
// convert VRP result
IList <RouteResult> routeResults = ConvertResult(vrpResult, request);
// check if we need next step
nextStep = GetNextStepOperation(routeResults, violations);
if (nextStep == null)
{
SetRouteResults(routeResults); // final step, set results to schedule
}
}
}
else if (!_options.FailOnInvalidOrderGeoLocation)
{
if (!_HasRestrictedDepots(violations))
{
List <Order> restrictedOrders = _GetRestrictedOrders(violations);
if (restrictedOrders.Count > 0)
{
nextStep = _GetRestrictedOrdersOperation(restrictedOrders, violations);
}
}
}
_nextStep = nextStep;
return(violations);
}
/// <summary>
/// Gets violations.
/// </summary>
/// <param name="vrpResult">VRP solve operation result.</param>
/// <returns>Founded violations.</returns>
protected virtual List <Violation> GetViolations(VrpResult vrpResult)
{
Debug.Assert(null != vrpResult);
var list = new List <Violation>();
var conv = new VrpResultConverter(_context.Project, _schedule,
_context.SolverSettings);
var results = vrpResult.ResultObjects;
int hr = vrpResult.SolveHR;
if (ComHelper.IsHRSucceeded(hr) && vrpResult.ResultObjects != null)
{
list.AddRange(conv.GetOrderViolations(results.ViolatedStops, hr));
}
else if (hr == (int)NAError.E_NA_VRP_SOLVER_EMPTY_INFEASIBLE_ROUTES)
{
list.AddRange(conv.GetRouteViolations(results.Routes, hr));
}
else if (hr == (int)NAError.E_NA_VRP_SOLVER_NO_SOLUTION)
{
list.AddRange(conv.GetOrderViolations(results.ViolatedStops, hr));
}
else if (hr == (int)NAError.E_NA_VRP_SOLVER_PREASSIGNED_INFEASIBLE_ROUTES)
{
list.AddRange(conv.GetRouteViolations(results.Routes, hr));
list.AddRange(conv.GetOrderViolations(results.ViolatedStops, hr));
}
else if (hr == (int)NAError.E_NA_VRP_SOLVER_INVALID_INPUT)
{
list.AddRange(conv.GetDepotViolations(results.ViolatedStops));
list.AddRange(conv.GetRestrictedOrderViolations(results.ViolatedStops));
}
return(list);
}
protected override IList <RouteResult> ConvertResult(
VrpResult vrpResult,
SubmitVrpJobRequest request)
{
// convert current route results
List <RouteResult> routeResults = new List <RouteResult>(
base.ConvertResult(vrpResult, request));
// add route results from previous solve for those routes that
// were not used in the last solve
List <RouteResult> prevRouteResults = new List <RouteResult>();
foreach (RouteResult rr in _prevRouteResults)
{
if (!_ContainsRoute(routeResults, rr.Route))
{
prevRouteResults.Add(rr);
}
}
routeResults.AddRange(prevRouteResults);
return(routeResults);
}
/// <summary>
/// Does solve.
/// </summary>
/// <param name="jobRequest">VRP request.</param>
/// <param name="cancelTracker">Cancel tracker (Can be NULL).</param>
/// <returns>Function returning VRP solve operation result.</returns>
public Func <SolveOperationResult <SubmitVrpJobRequest> > Solve(
SubmitVrpJobRequest jobRequest,
ICancelTracker cancelTracker)
{
Debug.Assert(null != jobRequest);
var result = default(VrpResult);
var resultProvider = Functional.MakeLambda(() =>
{
var operationResult = new SolveOperationResult <SubmitVrpJobRequest>();
operationResult.SolveResult = _ProcessSolveResult(result, jobRequest);
operationResult.NextStepOperation = _nextStep;
return(operationResult);
});
if (jobRequest.Orders.Features.Length == 0)
{
result = new VrpResult()
{
SolveHR = 0,
};
return(resultProvider);
}
var factory = _context.VrpServiceFactory;
using (var client = factory.CreateService(VrpRequestBuilder.JsonTypes))
{
var requestTime = new Stopwatch();
requestTime.Start();
// send request
var response = _SendRequest(
client,
jobRequest,
cancelTracker);
// create VRP result
result = new VrpResult()
{
Messages = response.Messages,
SolveHR = response.SolveHR,
ResultObjects = response.RouteResult,
};
if (CanProcessResult(result.SolveHR))
{
_ValidateVrpResults(response);
// calc. statistics
requestTime.Stop();
var stat = new SolveStatistics()
{
RequestTime = requestTime.Elapsed
};
_LogJobStatistics(response.JobID, stat);
}
if (!_options.GenerateDirections && result.ResultObjects != null)
{
result.ResultObjects.Directions = null;
}
return(resultProvider);
}
}
protected override List <Violation> GetViolations(VrpResult vrpResult)
{
List <Violation> violations = base.GetViolations(vrpResult);
Order violatedOrder = null;
Violation specViolation = null;
foreach (Violation v in violations)
{
if (v.ViolationType == ViolationType.Specialties &&
v.ObjectType == ViolatedObjectType.Order)
{
violatedOrder = v.AssociatedObject as Order;
specViolation = v;
break;
}
}
if (violatedOrder != null)
{
List <Guid> specIds = new List <Guid>();
foreach (DriverSpecialty spec in violatedOrder.DriverSpecialties)
{
if (spec.Id != AssignOrdersReqBuilder.ASSIGNMENT_SPEC_ID)
{
specIds.Add(spec.Id);
}
}
foreach (VehicleSpecialty spec in violatedOrder.VehicleSpecialties)
{
if (spec.Id != AssignOrdersReqBuilder.ASSIGNMENT_SPEC_ID)
{
specIds.Add(spec.Id);
}
}
bool removeSpecViolation = true;
if (specIds.Count > 0)
{
foreach (Guid specId in specIds)
{
foreach (GPFeature feature in _jobRequest.Routes.Features)
{
if (!_IsSpecBelongToRoute(specId, feature))
{
removeSpecViolation = false;
break;
}
}
if (!removeSpecViolation)
{
break;
}
}
}
if (removeSpecViolation)
{
violations.Remove(specViolation);
}
}
if (_violations != null)
{
violations.AddRange(_violations);
}
return(violations);
}