Master.CanYinWu.DAL/SupplierDAL.cs

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using Dapper;
using Master.CanYinWu.Entity;
using Master.CanYinWu.Utility;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Master.CanYinWu.DAL
{
    public class SupplierDAL
    {

        public async Task<Tuple<IEnumerable<Supplier>, int>> GetList(int pageIndex, int pageSize, string key, int storeId)
        {
            StringBuilder sb = new StringBuilder(@"select 
                * from(select * ,ROW_NUMBER() over (order by Supplierid desc) as  rownumber  from  Supplier aa)as a where isdel=0 and storeId=@StoreId ");
            DynamicParameters dp = new DynamicParameters();
            dp.Add("PageIndex", pageIndex);
            dp.Add("PageSize", pageSize);
            dp.Add("StoreId", storeId);
            StringBuilder sqlTotal = new StringBuilder(@"select count(1)  from Supplier where isdel=0 and storeId=@StoreId ");
            DynamicParameters dpTotal = new DynamicParameters();
            dpTotal.Add("StoreId", storeId);
            if (!string.IsNullOrEmpty(key))
            {
                sb.Append(" and name like '%'+@Key+'%' ");
                dp.Add("Key", key);
                sqlTotal.Append(" and name like '%'+@Key+'%' ");
                dpTotal.Add("Key", key);
            }

            sb.Append(" and rownumber BETWEEN (((@PageIndex-1)*@PageSize)+1) and @PageIndex*@PageSize ");
            using (var conn = ConnectionFactory.Connection())
            {
                var query = await conn.QueryAsync<Supplier>(sb.ToString(), dp);
                var total = await conn.ExecuteScalarAsync<int>(sqlTotal.ToString(), dpTotal);
                return new Tuple<IEnumerable<Supplier>, int>(query, total);
            }
        }


        public async Task<Supplier> GetModel(int supplierId)
        {
            string sql = @"select  top 1 *   from Supplier a where  supplierId=@SupplierId";
            using (var conn = ConnectionFactory.Connection())
            {
                return await conn.QuerySingleOrDefaultAsync<Supplier>(sql, new { SupplierId = supplierId });
            }
        }


        /// <summary>
        /// 修改供应商
        /// </summary>
        /// <param name="member"></param>
        /// <returns></returns>
        public async Task<int> UpdateSupplier(Supplier supplier)
        {