//cancel Invoice private void CancelInvoice(HttpContext context) { int quotationId = 0; int adminId = 0; if (context.Request["QuotationId"] != null && !int.TryParse(context.Request["QuotationId"].ToString(), out quotationId)) { GenerateErrorResponse(400, string.Format("QuotationId Must be a number")); } if (context.Request["AdminId"] != null && !int.TryParse(context.Request["AdminId"].ToString(), out adminId)) { GenerateErrorResponse(400, string.Format("AdminId Must be a number")); } OrdersManagement.Core.Client client = new OrdersManagement.Core.Client(responseFormat: OrdersManagement.ResponseFormat.JSON); context.Response.Write(client.CancelInvoice(quotationId, adminId)); }