public static void CreateOrder(DTO.OrderDTO orderDTO)
        {
            var db = new pbDBEntities();

            // orderDTO down to the next layer, and convert it to an entity.
            var order = new Order();

            // Map the entities here.
            order.OrderId       = orderDTO.OrderId;
            order.Size          = orderDTO.Size;
            order.Crust         = orderDTO.Crust;
            order.Sausage       = orderDTO.Sausage;
            order.Pepperoni     = orderDTO.Pepperoni;
            order.Green_Peppers = orderDTO.Green_Peppers;
            order.Onions        = orderDTO.Onions;
            order.Name          = orderDTO.Name;
            order.Address       = orderDTO.Address;
            order.Phone         = orderDTO.Phone;
            order.Zip           = orderDTO.Zip;
            order.PaymentType   = orderDTO.PaymentType;
            order.TotalCost     = orderDTO.TotalCost;
            order.Completed     = orderDTO.Completed;

            // try to add the new order values, and save the changes.
            try
            {
                db.Orders.Add(order);
                db.SaveChanges();
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }
        /*
         * /// <summary>
         * ///
         * /// An order repository should contain appropriate referencse to the database.
         * /// The way it accomplishes this by storing those references to a variable.
         * /// For clarity's sake: In said variable is an instance of the pbDBEntities:
         * ///     Being, precisely that; A "Model" of the entities in my PapaBobs database.
         * ///
         * /// This repository is where new orders are created. It accomplishes this by calling
         * /// an instance of the papa bobs data base entity model, converting those entities to
         * /// something that can be passed along (the DTO). Then add the newly converted values to Orders,
         * /// and finish by saving those chanegs to be printed later in the Order Manager (PapaBobs.Domain).
         * /// NOTE: Adding the newly converted values to "Orders" (which is the Database Context!) means to
         * /// update them to whatever the customer's real order is. Then they (newly converted values) can
         * /// be referenced by the Order Manager, which displays them each time. So the PB.Domain is not
         * /// receiving orders and updating databases, that is done here, in convertToEntity. PB.Domain just
         * /// establishes ties to lower layers to reach into and call up information, to pass along.
         * ///
         * ///
         * /// This repository should also connect things between layers.
         * ///     A.K.A. using a DTO (Data Transfer Object).
         * ///
         * /// My DTO contains a definition for all of the properties found in an instance of my
         * /// Entity Data Model (called "pbDBEntities"). The ADO.NET Technology provides communication
         * /// between relational and non-relational systems through a common set of components,
         * /// (en.wikipedia.org/wiki/ADO.NET).
         * /// So, my DTO acts as a middle-man between layers to pass things up / down, depending on concerns.
         * ///
         * /// The way this repository should connect things between layers, is by the convertToEntity() method.
         * /// Wherein, I have a new instance of Order(an object generated by my EDM, w/ references to my Orders
         * /// database). The new Order instance's values, are then passed to (or stored to) my data transfer object.
         * ///
         * /// </summary>
         */

        // Function that takes the "Orders" data base values and organizes them,
        // and converts / stores them to a list.
        public static List <DTO.OrderDTO> GetOrders()
        {
            // instance of the PapaBobs DB Entities
            pbDBEntities db = new pbDBEntities();

            // Get those DB entities, put them in dbOrders variable, and sort them.
            var dbOrders = db.Orders.OrderBy(p => p.Name).ToList();


            // Make a new list of what order info is stored in the DTO.
            var dtoOrders = new List <DTO.OrderDTO>();

            // Iterate through that list, for each DTO order item,
            // store it in this local instance of the database's entities.
            // For clarity: for each entity in the pbDBEntities,
            // get the pbDBEntity value, give it to the iterater variable (dbOrder)
            // and then the iterater variable stores that value to a new instance of
            // the DTO, called dtoOrder! This is where values are passed up the "spike".
            foreach (var dbOrder in dbOrders)
            {
                var dtoOrder = new DTO.OrderDTO();

                dtoOrder.OrderId       = dbOrder.OrderId;
                dtoOrder.Name          = dbOrder.Name;
                dtoOrder.Address       = dbOrder.Address;
                dtoOrder.Sausage       = dbOrder.Sausage;
                dtoOrder.Size          = dbOrder.Size;
                dtoOrder.Zip           = dbOrder.Zip;
                dtoOrder.Phone         = dbOrder.Phone;
                dtoOrder.TotalCost     = dbOrder.TotalCost;
                dtoOrder.Completed     = dbOrder.Completed;
                dtoOrder.PaymentType   = dbOrder.PaymentType;
                dtoOrder.Crust         = dbOrder.Crust;
                dtoOrder.Pepperoni     = dbOrder.Pepperoni;
                dtoOrder.Onions        = dbOrder.Onions;
                dtoOrder.Green_Peppers = dbOrder.Green_Peppers;

                // Finish by, for each DTO.OrderDTO list item, add the value of dtoOrder.
                dtoOrders.Add(dtoOrder);
            }
            return(dtoOrders);
        }