prs/prs.stores/StockAreaStore.cs

using System;
using System.Linq;
using Comal.Classes;
using InABox.Core;

namespace Comal.Stores
{
    public class StockAreaStore : BaseStore<StockArea>
    {
        protected override void BeforeSave(StockArea entity)
        {
            base.BeforeSave(entity);

            // Set the default warehouse if not selected by user
            if (!entity.Warehouse.IsValid())
            {
                var warehouseid = Provider.Query(
                    new Filter<StockWarehouse>(x => x.Default).IsEqualTo(true),
                    new Columns<StockWarehouse>(x => x.ID)
                ).Rows.Select(r => r.Get<StockWarehouse, Guid>(c => c.ID)).FirstOrDefault();
                entity.Warehouse.ID = warehouseid;
            }
        }
    }
}