public void Update(PublicationInstanceEditDto model)
{
using (var dbc = new KuLibDbContext())
{
var entity = dbc.PublicationInstances.Find(model.Id);
if (model.UserId.HasValue && model.UserId.Value != 0)
{
entity.RentingUser = dbc.Users.Find(model.UserId.Value);
if (model.ReturnDate.HasValue)
{
entity.ReturnDate = model.ReturnDate;
}
else
{
throw new Exception("При выдаче экземпляра читателю на руки необходимо заполнить дату возврата.");
}
}
else
{
dbc.Entry(entity).Reference(x => x.RentingUser).Load();
entity.RentingUser = null;
entity.ReturnDate = null;
}
dbc.SaveChanges();
}
}
public PublicationInstance Create(PublicationInstanceEditDto model)
{
using (var dbc = new KuLibDbContext())
{
var newEntity = new PublicationInstance();
newEntity.Publication = dbc.Publications.Find(model.PublicationId);
dbc.PublicationInstances.Add(newEntity);
dbc.SaveChanges();
return(newEntity);
}
}
public PublicationInstanceEditDto Get(long id)
{
using (var dbc = new KuLibDbContext())
{
var entity = dbc.PublicationInstances.Find(id);
var model = new PublicationInstanceEditDto()
{
Id = entity.Id,
PublicationId = entity.Publication.Id,
PublicationInfoStr = entity.Publication.InfoStr,
UserId = entity.RentingUser?.Id,
UserShortName = entity.RentingUser?.ShortName,
ReturnDate = entity.ReturnDate
};
return(model);
}
}
public JsonResult Update(PublicationInstanceEditDto model)
{
try
{
var instanceService = new PublicationInstanceService();
instanceService.Update(model);
return(Json(new
{
success = true,
message = "Редактирование прошло успешно"
}));
}
catch (Exception ex)
{
return(Json(new
{
success = false,
message = ex.Message
}));
}
}
public JsonResult Create(PublicationInstanceEditDto model)
{
try
{
var instanceService = new PublicationInstanceService();
var newUser = instanceService.Create(model);
return(Json(new
{
success = true,
message = "Создание прошло успешно",
id = newUser.Id
}));
}
catch (Exception ex)
{
return(Json(new
{
success = false,
message = ex.Message
}));
}
}
