public ActionResult CreateCategory([DataSourceRequest] DataSourceRequest request, CategoryViewModel category)
{
if (category != null && ModelState.IsValid)
{
var newCategory = new Category()
{
CategoryName = category.viewCategoryName,
CategoryValidFrom = category.viewCategoryValidFrom
};
db.Categories.Add(newCategory);
db.SaveChanges();
category.viewCategoryId = newCategory.CategoryId;
}
return Json(new[] { category }.ToDataSourceResult(request, ModelState));
}
public ActionResult DestroyCategory([DataSourceRequest] DataSourceRequest request, CategoryViewModel category)
{
if (category != null)
{
var newCategory = new Category() { CategoryId = category.viewCategoryId };
db.Categories.Attach(newCategory);
db.Categories.Remove(newCategory);
var products = db.Products.Where(x => x.ProductCategoryId == category.viewCategoryId);
foreach (var product in products)
{
db.Products.Attach(product);
db.Products.Remove(product);
}
db.SaveChanges();
}
return Json(new[] { category }.ToDataSourceResult(request, ModelState));
}
public ActionResult UpdateCategory([DataSourceRequest] DataSourceRequest request, CategoryViewModel category)
{
if (category != null && ModelState.IsValid)
{
var newCategory = new Category()
{
CategoryId = category.viewCategoryId,
CategoryName = category.viewCategoryName,
CategoryValidFrom = category.viewCategoryValidFrom
};
db.Categories.Attach(newCategory);
db.Entry(newCategory).State = EntityState.Modified;
db.SaveChanges();
}
return Json(new[] { category }.ToDataSourceResult(request, ModelState));
}
