protected override async Task <bool> Validate(Order entityObject) { StringBuilder sb = new StringBuilder(); bool valid = await base.Validate(entityObject); if (entityObject.OrderAmount <= 0) { valid = false; sb.Append(Environment.NewLine + "Total Amount cannot be negative"); } if (entityObject.TotalQuantity <= 0) { valid = false; sb.Append(Environment.NewLine + "Total Quantity cannot be negative"); } CustomerBL iCustomerBL = new CustomerBL(); var existingObject = await iCustomerBL.GetCustomerByCustomerIDBL(entityObject.CustomerID); if (existingObject == null) { valid = false; sb.Append(Environment.NewLine + $"CustomerID {entityObject.CustomerID} does not exists"); } if (valid == false) { throw new Exception(sb.ToString()); } return(valid); }
public async Task <CustomerReport> GetCustomerReportByRetailIDBL(Guid CustomerID) { CustomerReport customerReport = new CustomerReport { CustomerID = CustomerID }; CustomerBL customerBL = new CustomerBL(); Customer customer = await customerBL.GetCustomerByCustomerIDBL(customerReport.CustomerID); customerReport.CustomerName = customer.CustomerName; OrderBL order = new OrderBL(); List <Order> orderList = await order.GetOrdersByCustomerIDBL(CustomerID); foreach (Order item in orderList) { customerReport.CustomerSalesCount++; customerReport.CustomerSalesAmount += item.OrderAmount; } return(customerReport); }