public AgreementParticipant[] Handle(ParticipantsByAgreementId query)
{
if (query == null)
{
throw new ArgumentNullException("query");
}
// when agreement id is not known or valid, return user's default affiliation
if (!query.AgreementId.HasValue || query.AgreementId == 0)
{
var noParticipants = new AgreementParticipant[0];
// return nothing when there is no username
if (string.IsNullOrWhiteSpace(query.Principal.Identity.Name))
{
return(noParticipants);
}
// return nothing when user is not an agreement manager or supervisor
if (!query.Principal.IsInAnyRole(RoleName.AgreementManagers))
{
return(noParticipants);
}
var user = _queryProcessor.Execute(new UserByName(query.Principal.Identity.Name)
{
EagerLoad = new Expression <Func <User, object> >[]
{
x => x.Tenant,
}
});
if (user == null)
{
return(noParticipants);
}
var participant = new AgreementParticipant
{
IsOwner = true,
Agreement = new Agreement(),
Establishment = user.Tenant,
};
return(new[] { participant });
}
var participants = _entities.Query <AgreementParticipant>()
.EagerLoad(_entities, query.EagerLoad)
.ByAgreementId(query.AgreementId.Value)
.VisibleTo(query.Principal, _queryProcessor)
.OrderBy(query.OrderBy)
;
return(participants.ToArray());
}
internal static string ToJsonAudit(this AgreementParticipant entity)
{
var state = JsonConvert.SerializeObject(new
{
entity.Id,
entity.AgreementId,
entity.EstablishmentId,
entity.IsOwner,
});
return(state);
}
public void Handle(CreateParticipant command)
{
if (command == null)
{
throw new ArgumentNullException("command");
}
var ownedTenantIds = _queryProcessor.Execute(new MyOwnedTenantIds(command.Principal));
var entity = new AgreementParticipant
{
EstablishmentId = command.EstablishmentId,
IsOwner = ownedTenantIds.Contains(command.EstablishmentId),
};
if (command.Agreement != null)
{
entity.Agreement = command.Agreement;
}
else
{
entity.AgreementId = command.AgreementId;
}
// log audit
var audit = new CommandEvent
{
RaisedBy = command.Principal.Identity.Name,
Name = command.GetType().FullName,
Value = JsonConvert.SerializeObject(new
{
command.AgreementId,
command.EstablishmentId,
}),
NewState = entity.ToJsonAudit(),
};
_entities.Create(audit);
_entities.Create(entity);
if (!command.NoCommit)
{
_unitOfWork.SaveChanges();
}
}
