using System;

using System.Collections.Generic;

using System.Linq;

​

public class Program

{

    public static void Main()

    {

        List<OrderLine> list = CreateListOfOrderLines();

        var shipmentId = "KALLEKNAS";

        var customsDispatch = new CustomsDispatchedInformation();

        var groupedOrder = list.GroupBy(orderGroup => orderGroup.OrderNr).Select(g => g).ToList();

​

        customsDispatch.Orders = new Order [groupedOrder.Count()];

        var counter = 0;

        foreach(var orderlines in groupedOrder)

        {

            var orderId = orderlines.FirstOrDefault().OrderNr;

            var dispatchedOrder = new Order

            {

                    ShipmentId = shipmentId,

                    OrderId = orderId,

                    Lines = orderlines.GroupBy(grouped => grouped.Line).Count(),

                    Quantity = orderlines.Sum(line => line.Quantity)        

            };

            customsDispatch.Orders[counter] = dispatchedOrder;

            counter++;

        }

        foreach(var pops in customsDispatch.Orders)

        {

            Console.WriteLine("ORDERID:" + pops.OrderId);

            Console.WriteLine("Lines:" + pops.Lines);

            Console.WriteLine("Quantity:" + pops.Quantity);         

        }

    }

    public static List<OrderLine> CreateListOfOrderLines()

    {

        var list = new List<OrderLine>();

        list.Add(new OrderLine{

            OrderNr = "Order1",

            Item = "Item3",

            Line = 1,

            Quantity = 4,

            OrderedQuantity = 4

        });

        list.Add(new OrderLine{

            OrderNr = "Order1",

            Item = "Item1",

            Line = 2,

            Quantity = 1,

            OrderedQuantity = 4

        });

        list.Add(new OrderLine{

            OrderNr = "Order1",

            Item = "Item1",

            Line = 2,

            Quantity = 3,

            OrderedQuantity = 4

        });

        list.Add(new OrderLine{

            OrderNr = "Order1",

            Item = "Item1",

            Line = 3,

            Quantity = 4,

            OrderedQuantity = 4

        });

        list.Add(new OrderLine{

            OrderNr = "Order2",

            Item = "Item1",

            Line = 1,

            Quantity = 4,

            OrderedQuantity = 4

        });

        list.Add(new OrderLine{

            OrderNr = "Order2",

            Item = "Item2",

            Line = 2,

            Quantity = 4,

            OrderedQuantity = 4

        });

        return list;

    }

}

​

public class OrderLine

{

    public string OrderNr {get;set;}

    public string Item {get;set;}

    public int Line {get;set;}

    public int Quantity {get;set;}

    public int OrderedQuantity {get; set;}  

​

}

​

public class CustomsDispatchedInformation

{

    public DateTime TransactionTime {get; set;}

    public Order[] Orders {get; set;}

}

​

public class Order

{

    public string ShipmentId { get; set; }

    public string OrderId { get; set; }

    public int Quantity { get; set; }

    public int Lines { get; set; }

    public DateTime Timestamp { get; set; }

    public string Company { get; set; }

    public string Warehouse { get; set; }

}

​