// this one is not nedeed?
// Could not break update method into subroutines because of Unit of Work
public IEnumerable <AgencyPartnersViewModel> GetAgencyPartners(object id)
{
using (var uow = new UnitOfWork(ctx))
{
List <AgencyPartnersViewModel> lst = new List <AgencyPartnersViewModel>();
var allPartners = uow.partnerRepository.GetAll();
var agency = uow.agencyRepository.GetById((int)id);
var partnersIds = agency.AgencyPartners.ToList();
List <Partner> partners = new List <Partner>();
foreach (var partner in partnersIds)
{
partners.Add(partner.Partner); //hmm repo
}
var notAgencyPartners = allPartners.Except(partners);
foreach (var p in notAgencyPartners)
{
var d = new AgencyPartnersViewModel
{
FromAgency = false,
PartnerId = p.Id,
Name = p.Name
};
lst.Add(d);
}
foreach (var p in partners)
{
var d = new AgencyPartnersViewModel
{
FromAgency = true,
PartnerId = p.Id,
Name = p.Name
};
lst.Add(d);
}
return(lst);
}
}
public Agency Update(AgencyUpdateViewModel model, object agencyId)
{
// var oldAgencyPartners = GetAgencyPartners(agencyId).ToList(); // cant do this because context will get disposed
using (var uow = new UnitOfWork(ctx))
{
List <AgencyPartnersViewModel> oldPartners = new List <AgencyPartnersViewModel>();
var allPartners = uow.partnerRepository.GetAll();
var agency = uow.agencyRepository.GetById((int)agencyId);
var partnersIds = agency.AgencyPartners.ToList();
List <Partner> partners = new List <Partner>();
// za svakog partnera dohvacene agencije instaciram Partner objekt i dodajem ga u listu partners
foreach (var partner in partnersIds)
{
partners.Add(partner.Partner);
}
var notAgencyPartners = allPartners.Except(partners);
// this can be written more elegantly
// Going through all partners and flagging them depending if they're from that agency
// Getting the list of partners from agency before update
foreach (var p in notAgencyPartners)
{
var d = new AgencyPartnersViewModel
{
FromAgency = false,
PartnerId = p.Id,
Name = p.Name
};
oldPartners.Add(d);
}
foreach (var p in partners)
{
var d = new AgencyPartnersViewModel
{
FromAgency = true,
PartnerId = p.Id,
Name = p.Name
};
oldPartners.Add(d);
}
// in model.AgencyPartners are all ids from partners and corresponding flags depending on checkbox value FromAgency
foreach (var newAgencyPartner in model.AgencyPartners)
{
var oldAgencyPartner = oldPartners.First(id => id.PartnerId == newAgencyPartner.PartnerId);
if (oldAgencyPartner != null) //if this is not new agencyPartner, maybe this if statement is not needed
{
if (oldAgencyPartner.FromAgency != newAgencyPartner.FromAgency) // if there is a difference from the old join table
{
if (newAgencyPartner.FromAgency) // partner is added to agency
{
agency.AgencyPartners.Add(
new AgencyPartner
{
PartnerId = newAgencyPartner.PartnerId,
AgencyId = (int)agencyId
});
}
else //partner is removed from agency
{
// delete a join table entry
var apToRemove = agency.AgencyPartners.SingleOrDefault(ap => ap.PartnerId == newAgencyPartner.PartnerId);
agency.AgencyPartners.Remove(apToRemove);
}
}
else // there is no difference in join table entry
{
;
}
}
}
var updated = uow.agencyRepository.Update(mapper.Map <Agency>(model.Agency), model.Agency.Id);
uow.Complete();
return(updated);
}
}