public bool Execute(IUseCaseOutput <AddRequirementResponse> output, AddRequirementRequest request)
{
try
{
if (!request.Validate(out var errors))
{
return(output.Accept(new ValidationErrorResponse(errors, "Invalid request.")));
}
var rights = _securityGateway.GetProjectRights(request.ProjectId, request.RequestedBy);
if (rights == null || !rights.CanChangeRequirements)
{
return(output.Accept(new FailureResponse("User can't change requirements of this project.")));
}
var user = _userRepository.ReadUserInfo(request.RequestedBy);
var project = _projectRepository.ReadProject(request.ProjectId, false, false);
var requirement = new Requirement(
Identity.BlankIdentity,
project,
user,
Enum.Parse <RequirementType>(request.Type),
request.Title,
request.Note);
var id = _requirementRepository.CreateRequirement(requirement);
if (id == null)
{
return(output.Accept(new FailureResponse("Requirement couldn't be created.")));
}
return(output.Accept(new AddRequirementResponse
{
GivenId = id,
ProjectId = project.Id,
Message = $"Requirement successfuly created.",
}));
}
catch (ValidationException e)
{
var errors = new Dictionary <string, string> {
{ e.PropertyKey, e.Message }
};
return(output.Accept(new ValidationErrorResponse(errors, $"Invalid data for {e.PropertyKey}.")));
}
catch (EntityNotFoundException e)
{
return(output.Accept(new FailureResponse($"Entity not found. {e.Message}")));
}
catch (Exception e)
{
return(output.Accept(new FailureResponse($"Tehnical error happend. {e.Message}")));
}
}