riversong-code-showcase/Source/Riversong/Game/CommonServices/Entities/EntityCollectionExtensions.cs

namespace DanieleMarotta.RiversongCodeShowcase
{
    public static class EntityCollectionExtensions
    {
        public static T Get<T>(this IEntityCollection entityCollection, int id) where T : Entity
        {
            return (T)entityCollection.Get(id);
        }

        public static T CreateAndAdd<T>(this IEntityCollection entityCollection) where T : Entity, new()
        {
            var entity = entityCollection.Create<T>();
            entityCollection.Add(entity);
            return entity;
        }

        public static bool TryGet<T>(this IEntityCollection entityCollection, int id, out T entity) where T : Entity
        {
            entity = entityCollection.Get(id) as T;
            return entity != null;
        }
    }
}