using SiNan.Common.Log;
using SiNan.Common.Models;
using SiNan.Model.Db;
using SiNan.Model.Dto;
using Yitter.IdGenerator;

namespace SiNan.Business
{
    public class ProductBusiness : BaseBusiness, IDenpendency
    {
        public ProductBusiness(IFreeSql fsql, NLogManager nLogManager, IIdGenerator idGenerator) : base(fsql, nLogManager, idGenerator)
        {

        }

        public void SetMaxDeficitThreshold(SetMaxDeficitThresholdRequest request)
        {
            var _temp = fsql.Select<ProductSku>(request.Sku).ToOne();
            if (_temp == null)
                throw new BusinessException("未查询到sku");
            var productSkuList = fsql.Select<ProductSku>().Where(ps => ps.ProductId == _temp.ProductId).ToList();

            var productSku = productSkuList.FirstOrDefault(ps => ps.Id == request.Sku);
            productSku.MaxDeficitThreshold = request.MaxDeficitThreshold;

            var spuMaxDeficitThreshold = productSkuList.Sum(ps => ps.MaxDeficitThreshold);

            fsql.Transaction(() =>
            {
                fsql.Update<Product>(_temp.ProductId).Set(p => p.MaxDeficitThreshold, spuMaxDeficitThreshold).ExecuteAffrows();
                fsql.Update<ProductSku>(request.Sku).Set(p => p.MaxDeficitThreshold, spuMaxDeficitThreshold).ExecuteAffrows();
            });
        }
    }
}