public ActionResult Delete([DataSourceRequest] DataSourceRequest request,
CategoryShortViewModel categoryModel)
{
if (categoryModel != null)
{
var category = this.Data.Categories.GetById(categoryModel.Id);
using (var tran = new TransactionScope())
{
// the cascade delete will take care of the category tickets but
// we have to delete all the related comments manually
var commentsToDeleteIds = this.Data.Comments.All().Include("Ticket").
Include("Ticket.Category").
Where(c => c.Ticket.CategoryId == category.Id).Select(c => c.Id).ToList();
foreach (var comment in commentsToDeleteIds)
{
this.Data.Comments.Delete(comment);
}
this.Data.SaveChanges();
this.Data.Categories.Delete(category);
this.Data.SaveChanges();
tran.Complete();
}
}
return Json(new[] { categoryModel }.ToDataSourceResult(request, ModelState));
}
public ActionResult Edit([DataSourceRequest] DataSourceRequest request,
CategoryShortViewModel categoryModel)
{
if (categoryModel != null && ModelState.IsValid)
{
var category = this.Data.Categories.All().Where(c => c.Id == categoryModel.Id).FirstOrDefault();
if (category != null)
{
category.Title = categoryModel.Title;
this.Data.SaveChanges();
}
}
return Json(new[] { categoryModel }.
ToDataSourceResult(request, ModelState));
}
public ActionResult CreateCategory([DataSourceRequest] DataSourceRequest request, CategoryShortViewModel categoryModel)
{
if (categoryModel != null && ModelState.IsValid)
{
Category category = new Category
{
Title = categoryModel.Title
};
this.Data.Categories.Add(category);
this.Data.SaveChanges();
}
return Json(new[] { categoryModel }.ToDataSourceResult(request, ModelState));
}
