using Infrastructure.Attribute;
using Microsoft.AspNetCore.Http;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Infrastructure;
using ARW.Model;
using ARW.Repository;
using ARW.Repository.Business.GoodsManager.GoodsSpecs.Specs;
using ARW.Service.Business.IBusinessService.GoodsManager.GoodsSpecs.Specs;
using ARW.Model.Dto.Business.GoodsManager.GoodsSpecs.Specs;
using ARW.Model.Models.Business.GoodsManager.GoodsSpecs.Specs;
using ARW.Model.Vo.Business.GoodsManager.GoodsSpecs.Specs;

namespace ARW.Service.Business.BusinessService.GoodsManager.GoodsSpecs.Specs
{
    /// <summary>
    /// 商品规格组接口实现类
    ///
    /// @author lwh
    /// @date 2023-06-19
    /// </summary>
    [AppService(ServiceType = typeof(ISpecService), ServiceLifetime = LifeTime.Transient)]
    public class SpecServiceImpl : BaseService<Spec>, ISpecService
    {
        private readonly SpecRepository _SpecRepository;

        public SpecServiceImpl(SpecRepository SpecRepository)
        {
            this._SpecRepository = SpecRepository;
        }

        #region 业务逻辑代码


        /// <summary>
        /// 查询商品规格组分页列表
        /// </summary>
        public async Task<PagedInfo<SpecVo>> GetSpecList(SpecQueryDto parm)
        {
            //开始拼装查询条件d
            var predicate = Expressionable.Create<Spec>();

            var query = _SpecRepository
                .Queryable()
                .Where(predicate.ToExpression())
                .OrderBy(s => s.Create_time, OrderByType.Desc)
                .Select(s => new SpecVo
                {
                    SpecId = s.SpecId,
                    SpecName = s.SpecName,
                });


            return await query.ToPageAsync(parm);
        }

        /// <summary>
        /// 新增规格组
        /// </summary>
        /// <param name="sepcList">规格组列表</param>
        public async Task InsertSpecAsync(List<Spec> sepcList)
        {
            await _SpecRepository.InsertRangeAsync(sepcList);
        }


        /// <summary>
        /// 更新规格组
        /// </summary>
        /// <param name="sepcList">规格组列表</param>
        /// <returns></returns>
        public async Task UpdateSpecAsync(List<Spec> sepcList)
        {
            await _SpecRepository.UpdateRangeAsync(sepcList);
        }


        #endregion

    }
}