移动系统liao
2024-07-30 35a617123c0d578772d9f4450bf27d3b52277384
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/***********************************************************************
 *            Project: baifenBinfa
 *        ProjectName: 百分兵法管理系统                               
 *                Web: http://chuanyin.com                     
 *             Author:                                        
 *              Email:                               
 *         CreateTime: 202403/02   
 *        Description: 暂无
 ***********************************************************************/
 
using System;
using System.Linq;
using System.Linq.Expressions;
using System.Threading.Tasks;
using CoreCms.Net.Configuration;
using CoreCms.Net.IRepository;
using CoreCms.Net.IRepository.UnitOfWork;
using CoreCms.Net.Loging;
using CoreCms.Net.Model.Entities;
using CoreCms.Net.Model.ViewModels.Basics;
using CoreCms.Net.Model.ViewModels.UI;
using SqlSugar;
 
namespace CoreCms.Net.Repository
{
    /// <summary>
    /// 商品收藏表 接口实现
    /// </summary>
    public class CoreCmsGoodsCollectionRepository : BaseRepository<CoreCmsGoodsCollection>, ICoreCmsGoodsCollectionRepository
    {
        public CoreCmsGoodsCollectionRepository(IUnitOfWork unitOfWork) : base(unitOfWork)
        {
        }
 
 
        /// <summary>
        /// 根据用户序列获取用户的足迹数量
        /// </summary>
        /// <param name="userId"></param>
        /// <returns></returns>
 
        public async Task<int> GetUserCountAsync(int userId)
        {
            var count = await DbClient.Queryable<CoreCmsGoodsCollection, CoreCmsGoods>((gc, goods) =>
                    new JoinQueryInfos(JoinType.Left, gc.goodsId == goods.id))
                .Where((gc, goods) => goods.isDel == false && goods.isMarketable == true && gc.userId == userId).With(SqlWith.NoLock).CountAsync();
            return count;
        }
 
 
 
        #region 重写根据条件查询分页数据
        /// <summary>
        ///     重写根据条件查询分页数据
        /// </summary>
        /// <param name="predicate">判断集合</param>
        /// <param name="orderByType">排序方式</param>
        /// <param name="pageIndex">当前页面索引</param>
        /// <param name="pageSize">分布大小</param>
        /// <param name="orderByExpression"></param>
        /// <returns></returns>
        public async Task<IPageList<CoreCmsGoodsCollection>> QueryPageAsync(Expression<Func<CoreCmsGoodsCollection, bool>> predicate,
            Expression<Func<CoreCmsGoodsCollection, object>> orderByExpression, OrderByType orderByType, int pageIndex = 1,
            int pageSize = 20)
        {
            RefAsync<int> totalCount = 0;
            var page = await DbClient.Queryable<CoreCmsGoodsCollection, CoreCmsGoods>((gc, goods) =>
                    new JoinQueryInfos(JoinType.Left, gc.goodsId == goods.id))
                .Where((gc, goods) => goods.isDel == false && goods.isMarketable == true)
                .Select((gc, goods) => new CoreCmsGoodsCollection
                {
                    id = gc.id,
                    userId = gc.userId,
                    goodsId = gc.goodsId,
                    createTime = gc.createTime,
                    goodsName = gc.goodsName
                })
                .With(SqlWith.NoLock)
                .MergeTable()
                .OrderByIF(orderByExpression != null, orderByExpression, orderByType)
                .WhereIF(predicate != null, predicate)
                .Mapper(p => p.goods, p => p.goodsId)
                .ToPageListAsync(pageIndex, pageSize, totalCount);
 
            var list = new PageList<CoreCmsGoodsCollection>(page, pageIndex, pageSize, totalCount);
            return list;
        }
 
        #endregion
 
        #region 收藏
        /// <summary>
        /// 收藏
        /// </summary>
        /// <param name="userId"></param>
        /// <param name="goodsId"></param>
        /// <returns></returns>
        public async Task<WebApiCallBack> ToAdd(int userId, int goodsId)
        {
            var jm = new WebApiCallBack();
 
            var goodsModel = await DbClient.Queryable<CoreCmsGoods>().Where(p => p.id == goodsId).FirstAsync();
            if (goodsModel == null)
            {
                jm.msg = "没有此商品";
                return jm;
            }
            var model = new CoreCmsGoodsCollection();
            model.userId = userId;
            model.goodsId = goodsId;
            model.createTime = DateTime.Now;
            model.goodsName = goodsModel.name;
 
            await DbClient.Insertable(model).ExecuteCommandAsync();
 
            jm.status = true;
            jm.msg = "收藏成功";
 
            return jm;
 
        }
        #endregion
 
    }
}