MappedItemExtensions

MappedItemExtensions.cs

public static class MappedItemExtensions
    {
        public static IMappedItem GetMappedItem(IEnumerable<IMappedItem> mappedItems, MappedItemType itemType, string originalName)
        {
            return mappedItems.FirstOrDefault(x => x.OriginalName.EndsWith(originalName) && x.Type.Equals(itemType));
        }
        public static IEnumerable<T> AddOrReplaceItem<T>(this List<T> list, T item) where T : IMappedItem
        {
            var idx = list.FindIndex(x => x.OriginalName.Equals(item.OriginalName));
            if (idx.Equals(-1))
                list.Add(item);
            else
                list[idx] = item;
            return list;
        }
    }