public static void AddToMyActiveCart(int[] contentIds)
{
// Check if open cart exists and if needed create new cart
using (var ctx = new SongSearchContext()) {
var cart = ctx.GetActiveCart() ?? EmptyCart();
if (cart.CartId == 0) { ctx.Carts.AddObject(cart); }
if (cart.Contents.Count() + contentIds.Count() > 100) {
throw new ArgumentOutOfRangeException("You cart already contains the maximum number of items (100)");
}
var contents = ctx.Contents.Where(c => contentIds.Contains(c.ContentId)).ToList();
foreach (var contentId in contentIds) {
if (!cart.Contents.Any(i => i.ContentId == contentId)) {
var content = contents.SingleOrDefault(c => c.ContentId == contentId);
if (content == null) {
throw new ArgumentException(SystemErrors.ItemDoesNotExist);
}
cart.Contents.Add(content);
}
}
ctx.SaveChanges();
}
}
// **************************************
// AddToMyActiveCart
// **************************************
public static void AddToMyActiveCart(int contentId)
{
using (var ctx = new SongSearchContext()) {
var content = ctx.Contents.SingleOrDefault(c => c.ContentId == contentId);
if (content == null) {
throw new ArgumentException(SystemErrors.ItemDoesNotExist);
}
// Check if open cart exists and if needed create new cart
var cart = ctx.GetActiveCart() ?? EmptyCart();
if (cart != null) {
if (cart.Contents.Any(i => i.ContentId == contentId)) {
return;
}
} else {
cart = EmptyCart();
ctx.Carts.AddObject(cart);
}
if (cart.Contents.Count() < 100) {
cart.Contents.Add(content);
} else {
throw new ArgumentOutOfRangeException("You cart already contains the maximum number of items (100)");
}
ctx.SaveChanges();
}
}
// **************************************
// MyActiveCart
// **************************************
public static Cart MyActiveCart()
{
var userId = Account.User().UserId;
using (var ctx = new SongSearchContext()) {
return ctx.GetActiveCart();
}
}
public static void RemoveFromMyActiveCart(int[] contentIds)
{
using (var ctx = new SongSearchContext()) {
var cart = ctx.GetActiveCart();
if (cart != null) {
foreach (var contentId in contentIds) {
var content = cart.Contents.Where(c => c.ContentId == contentId).SingleOrDefault();
if (content != null) {
cart.Contents.Remove(content);
}
}
ctx.SaveChanges();
}
cart = null;
}
}
// **************************************
// CompressMyActiveCart
// **************************************
public static void CompressMyActiveCart(string userArchiveName = null, IList<ContentUserDownloadable> contentNames = null)
{
using (var ctx = new SongSearchContext()) {
var cart = ctx.GetActiveCart();
if (cart != null && cart.Contents.Count() > 0) {
string zipName = cart.ArchiveDownloadName(userArchiveName);
cart.ArchiveName = zipName;
CompressCart(cart.CartId, contentNames);
cart.MarkAsCompressed();
ctx.SaveChanges();
SessionService.Session().SessionUpdate(cart.CartId, "ProcessingCartId");
cart = null;
}
}
}
