public async Task <RO <string> > CustomerDelete([FromBody] CurrentClientData currentClient) { var ro = new RO <string>(); if (ModelState.IsValid) { #if SESAM VendorInterface vendor = new VendorInterface(); ro = await vendor.CustomerDelete(currentClient); #else var returnCode = await VendorDL.CustomerStatusChanged(true, true, currentClient.CustomerKey); var ro = new RO <string> { ReturnCode = returnCode }; #endif } else { var message = string.Join(" | ", ModelState.Values.SelectMany(v => v.Errors).Select(e => e.ErrorMessage)); ro.ReturnCode = 100; ro.Message = $"Bad request - CustomerDelete - Incorrect parameters: {message}"; } return(ro); }