public ActionResult Reorder(int userListId, string serializedItems)
{
try {
// Parse serialized items
var pattern = @"item\[\]=(\d+)";
var matches = Regex.Matches(serializedItems, pattern);
// Get the new order of serialized items
var order = new int[matches.Count];
var index = 0;
foreach (Match match in matches)
order[index++] = Int32.Parse(match.Groups[1].Value);
// Update the list
var list = UserListRepository.Instance.FindUserList(userListId);
var newList = new UserList() { Url = list.Url, Name = list.Name };
for (int i = 0; i < order.Length; i++)
newList.UserListItems.Add(list.UserListItems[order[i]]);
UserListRepository.Instance.UpdateUserList(newList);
} catch {
//
// TODO: Add error handler
//
}
WebSocketHandler.Instance.NotifyAllClients(NotificationType.ListChanged);
return new JsonResult();
}
public ActionResult CreateList()
{
var url = Guid.NewGuid().ToString().Substring(0, 8).ToUpper();
var list = new UserList() { Url = url };
UserListRepository.Instance.AddUserList(list);
return RedirectToRoute("List", new { url = list.Url });
}
public void AddUserList(UserList list)
{
lock (_syncRoot) {
using (var db = new InstantListContext()) {
db.UserLists.Add(list);
db.SaveChanges();
}
}
}
public void UpdateUserList(UserList list)
{
lock (_syncRoot) {
using (var db = new InstantListContext()) {
var query = from userList in db.UserLists
where userList.UserListId == list.UserListId
select userList;
if (query.Count() != 0) {
var oldList = query.FirstOrDefault();
db.UserLists.Remove(oldList);
db.UserLists.Add(list);
db.SaveChanges();
}
}
}
}
public UserListViewModel(UserList list)
{
UserList = list;
}