public ActionResult DeleteShelf(ShelvesViewModel model)
{
int id = model.DeleteShelfId;
using (var db = new SDCContext())
{
//sanity check: this shelf exists.
var shelf = db.Shelves.Find(id);
if (shelf == null)
return RedirectToAction("Index");
var userProfile = (UserProfile)this.Session["UserInfo"];
if (shelf.CanBeEdited(userProfile))
{
//we allow deletion
//delete all books in this shelf.
//todo: delete all other entities that are linked
var books = (from b in db.Books
where b.Shelf.Id == shelf.Id
select b).ToList();
db.Books.RemoveRange(books);
db.Shelves.Remove(shelf);
db.SaveChanges();
return RedirectToAction("Index");
}
else
{
//bad user, bad!
return RedirectToAction("Index");
}
}
}
public ActionResult NewShelf(ShelvesViewModel model)
{
if (String.IsNullOrEmpty(model.Name))
{
return RedirectToAction("Index");
}
UserProfile profile = null;
//save
using (var db = new SDCContext())
{
profile = db.UserProfiles.Find(((UserProfile)Session["UserInfo"]).UserId);
Shelf newShelf = new Shelf()
{
CreationDate = DateTime.Now,
Name = model.Name,
IsVisible = model.IsVisible,
Owner = profile
};
db.Shelves.Add(newShelf);
db.SaveChanges();
Session["UserInfoEx"] = profile.GetExtendedInfo(db);
}
return RedirectToAction("Index");
}
public ActionResult EditShelf(ShelvesViewModel model)
{
if (String.IsNullOrEmpty(model.Name))
return RedirectToAction("Index");
int id = model.EditShelfId;
using(var db = new SDCContext())
{
var shelf = db.Shelves.Find(id);
if (shelf == null)
return RedirectToAction("Index");
var userProfile = (UserProfile)this.Session["UserInfo"];
if (shelf.CanBeEdited(userProfile))
{
shelf.Name = model.Name;
shelf.IsVisible = model.IsVisible;
db.SaveChanges();
return RedirectToAction("Index");
}
else
{
return RedirectToAction("Index");
}
}
}
