public void InsertCategory(Category NewCategory)
{
using (var db = new Sana())
{
db.Categories.Add(NewCategory);
db.SaveChanges();
}
}
public Category getCategory(int id)
{
Category pac = new Category();
using (var db = new Sana())
{
pac = db.Categories.Where(x => x.CategoryId == id).SingleOrDefault();
return(pac);
}
}
public IEnumerable <Category> getCategoriesAll()
{
IEnumerable <Category> pac = new List <Category>();
using (var db = new Sana())
{
pac = db.Categories;
return(pac.ToList());
}
}
public bool Exist(string categoryName)
{
bool resp = false;
using (var db = new Sana())
{
Category query = (from x in db.Categories where x.CategoryName == categoryName select x).FirstOrDefault();
if (query != null)
{
resp = true;
}
}
return(resp);
}
public void Delete(int IdCategory)
{
using (var db = new Sana())
{
Category query = (from x in db.Categories
where x.CategoryId == IdCategory
select x).FirstOrDefault <Category>();
if (query != null)
{
db.Categories.Remove(query);
db.SaveChanges();
}
}
}
public void Edit(Category Editedclass)
{
var x = Editedclass;
try
{
using (var db = new Sana())
{
var pac = (from p in db.Categories where p.CategoryId == Editedclass.CategoryId select p).FirstOrDefault();
db.Categories.Attach(pac);
db.Entry(pac).State = System.Data.Entity.EntityState.Modified;
db.SaveChanges();
}
}
catch (DbEntityValidationException e)
{
}
}
