using System;

using System.Collections.Generic;

using System.Linq;

public class Program

{

    public static void Main()

    {

        // Store collection

        List<StoreDetail> storeList = new List<StoreDetail>() 

        { 

            new StoreDetail() { StoreNumber = 1, WarehouseNumber = 4201, AuthorizationOrder = 1 } ,

                new StoreDetail() { StoreNumber = 2, WarehouseNumber = 4201,  AuthorizationOrder = 2 } ,

                new StoreDetail() { StoreNumber = 1, WarehouseNumber = 4202,  AuthorizationOrder = 2 } ,

                new StoreDetail() { StoreNumber = 1, WarehouseNumber = 4203 , AuthorizationOrder = 3 } ,

                new StoreDetail() { StoreNumber = 2, WarehouseNumber = 4207 , AuthorizationOrder = 1 } 

        };

        // Store collection

        List<WareHouseSOS> warehouseSOSList = new List<WareHouseSOS>() 

        { 

                new WareHouseSOS() { WarehouseNumber = 4201, WarehouseName = "W1", StoreList = new List<StoreDetail>()} ,

                new WareHouseSOS() { WarehouseNumber = 4202, WarehouseName = "W2",  StoreList= new List<StoreDetail>()} ,

                new WareHouseSOS() { WarehouseNumber = 4203, WarehouseName = "W3",  StoreList = new List<StoreDetail>()} ,

                new WareHouseSOS() { WarehouseNumber = 4207, WarehouseName = "W4" , StoreList = new List<StoreDetail>()} 

        };

      storeList = storeList.GroupBy(x => x.StoreNumber)

         .Select(g => g.OrderBy(x => x.AuthorizationOrder).FirstOrDefault()).ToList();

        foreach(var str in storeList)

        Console.WriteLine(" Store Number: " + str.StoreNumber + " Warehouse Num: " + str.WarehouseNumber + " Authorization Order: " + str.AuthorizationOrder);

        //Forming storeList with store that are filter by authorization order. JAVASCRIPT EQUIVALENT CODE ???

         foreach (var warehouseSOS in warehouseSOSList)

         {

                warehouseSOS.StoreList = storeList.Where(x => x.WarehouseNumber == warehouseSOS.WarehouseNumber).OrderBy(x => x.StoreNumber).ToList();

         }

        //Removing SOS which doesn't have store collection, JAVASCRIPT EQUIVALENT CODE ???

         warehouseSOSList.RemoveAll(x =>x.StoreList.Count() == 0);

            Console.WriteLine("\n");

        foreach (var sos in warehouseSOSList)

         {

            Console.WriteLine("WarehouseNum: " + sos.WarehouseNumber + " Warehouse Name: " + sos.WarehouseName + " List of Store " + sos.StoreList);

         }

    }

}

​

public class StoreDetail{

​

    public int StoreNumber { get; set; }

    public int WarehouseNumber { get; set; }

    public int AuthorizationOrder { get; set; }

}

​

public class WareHouseSOS

{

    public int WarehouseNumber { get; set; }

    public string WarehouseName { get; set; }

    public List<StoreDetail> StoreList {get;set;}

}