public async Task WhenAsync(MergePatchInventoryItemDto c)
        {
            var idObj         = InventoryItemProxyUtils.ToIdString((c as IMergePatchInventoryItem).InventoryItemId);
            var uriParameters = new InventoryItemUriParameters();

            uriParameters.Id = idObj;

            var req  = new InventoryItemPatchRequest(uriParameters, (MergePatchInventoryItemDto)c);
            var resp = await _ramlClient.InventoryItem.Patch(req);

            InventoryItemProxyUtils.ThrowOnHttpResponseError(resp);
        }
        public async Task <IInventoryItemState> GetAsync(InventoryItemId inventoryItemId)
        {
            IInventoryItemState state = null;
            var idObj         = InventoryItemProxyUtils.ToIdString(inventoryItemId);
            var uriParameters = new InventoryItemUriParameters();

            uriParameters.Id = idObj;

            var req = new InventoryItemGetRequest(uriParameters);

            var resp = await _ramlClient.InventoryItem.Get(req);

            InventoryItemProxyUtils.ThrowOnHttpResponseError(resp);
            state = (resp.Content == null) ? null : resp.Content.ToInventoryItemState();
            return(state);
        }
        public async Task WhenAsync(DeleteInventoryItemDto c)
        {
            var idObj         = InventoryItemProxyUtils.ToIdString((c as IDeleteInventoryItem).InventoryItemId);
            var uriParameters = new InventoryItemUriParameters();

            uriParameters.Id = idObj;

            var q = new InventoryItemDeleteQuery();

            q.CommandId   = c.CommandId;
            q.RequesterId = c.RequesterId;
            q.Version     = Convert.ToString(c.Version);

            var req = new InventoryItemDeleteRequest(uriParameters);

            req.Query = q;

            var resp = await _ramlClient.InventoryItem.Delete(req);

            InventoryItemProxyUtils.ThrowOnHttpResponseError(resp);
        }