protected bool Equals(InternationalAffiliation other)
{
return From.Equals(other.From) &&
To.Equals(other.To) &&
OnGoing.Equals(other.OnGoing) &&
string.Equals(Institution, other.Institution) &&
Locations.OrderBy(a => a.PlaceId).SequenceEqual(other.Locations.OrderBy(b => b.PlaceId)) &&
string.Equals(Position, other.Position);
}
public void Handle(UpdateInternationalAffiliation command)
{
if (command == null)
{
throw new ArgumentNullException("command");
}
/* Retrieve the expertise to update. */
var target = _entities.Get <InternationalAffiliation>().SingleOrDefault(a => a.RevisionId == command.Id);
if (target == null)
{
string message = String.Format("Affiliation Id {0} not found.", command.Id);
throw new Exception(message);
}
var updated = new InternationalAffiliation
{
From = command.From,
To = command.To,
OnGoing = command.OnGoing,
Institution = command.Institution,
Position = command.Position,
Locations = command.Locations
};
/* If target fields equal new field values, we do not proceed. */
if (target.Equals(updated))
{
return;
}
/* Run through all new locations and attempt to find same in target. If not found, create.*/
foreach (var location in command.Locations.ToList())
{
var targetLocation = target.Locations.SingleOrDefault(x => x.PlaceId == location.PlaceId);
if (targetLocation == null)
{
var createAffiliationLocation = new CreateInternationalAffiliationLocation(
command.Principal, target.RevisionId, location.PlaceId)
{
NoCommit = true
};
_createAffiliationLocation.Handle(createAffiliationLocation);
}
}
/* Delete activity locations. Run through the targets list of locations and try to find
* a matching one in the updated list. If not found, it must have been deleted. */
foreach (var location in target.Locations.ToList())
{
var updateLocation = command.Locations.SingleOrDefault(x => x.PlaceId == location.PlaceId);
if (updateLocation == null)
{
var deleteAffiliationLocationCommand = new DeleteInternationalAffiliationLocation(
command.Principal, location.RevisionId)
{
NoCommit = true
};
_deleteAffiliationLocation.Handle(deleteAffiliationLocationCommand);
}
}
/* Update fields */
target.From = command.From;
target.To = command.To;
target.OnGoing = command.OnGoing;
target.Institution = command.Institution;
target.Position = command.Position;
target.Locations = command.Locations;
target.UpdatedOnUtc = command.UpdatedOn.ToUniversalTime();
target.UpdatedByPrincipal = command.Principal.Identity.Name;
_entities.Update(target);
if (!command.NoCommit)
{
_unitOfWork.SaveChanges();
}
}