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Allocate less Lists

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This commit is contained in:
Bond_009
2023-03-01 00:44:57 +01:00
parent 54cd3e6d55
commit 4b01aaa0f7
24 changed files with 76 additions and 89 deletions
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18
Emby.Server.Implementations/Collections/CollectionManager.cs
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@@ -206,8 +206,7 @@ namespace Emby.Server.Implementations.Collections
throw new ArgumentException("No collection exists with the supplied Id");
}
var list = new List<LinkedChild>();
var itemList = new List<BaseItem>();
List<BaseItem>? itemList = null;
var linkedChildrenList = collection.GetLinkedChildren();
var currentLinkedChildrenIds = linkedChildrenList.Select(i => i.Id).ToList();
@@ -223,18 +222,23 @@ namespace Emby.Server.Implementations.Collections
if (!currentLinkedChildrenIds.Contains(id))
{
itemList.Add(item);
(itemList ??= new()).Add(item);
list.Add(LinkedChild.Create(item));
linkedChildrenList.Add(item);
}
}
if (list.Count > 0)
if (itemList is not null)
{
LinkedChild[] newChildren = new LinkedChild[collection.LinkedChildren.Length + list.Count];
var originalLen = collection.LinkedChildren.Length;
var newItemCount = itemList.Count;
LinkedChild[] newChildren = new LinkedChild[originalLen + newItemCount];
collection.LinkedChildren.CopyTo(newChildren, 0);
list.CopyTo(newChildren, collection.LinkedChildren.Length);
for (int i = 0; i < newItemCount; i++)
{
newChildren[originalLen + i] = LinkedChild.Create(itemList[i]);
}
collection.LinkedChildren = newChildren;
collection.UpdateRatingToItems(linkedChildrenList);