.NETAdmin/ZR.Service/Business/OdfRoomsService.cs

using Infrastructure.Attribute;
using Infrastructure.Extensions;
using ZR.Model.Business.Dto;
using ZR.Model.Business;
using ZR.Repository;
using ZR.Service.Business.IBusinessService;
using Infrastructure;
using SqlSugar.IOC;

namespace ZR.Service.Business
{
    /// <summary>
    /// 机房列表Service业务层处理
    /// </summary>
    [AppService(ServiceType = typeof(IOdfRoomsService), ServiceLifetime = LifeTime.Transient)]
    public class OdfRoomsService : BaseService<OdfRooms>, IOdfRoomsService
    {
        /// <summary>
        /// 查询机房列表列表
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        public PagedInfo<OdfRoomsDto> GetList(OdfRoomsQueryDto parm)
        {
            var predicate = QueryExp(parm);

            var response = Queryable()
                //.OrderBy("Id desc")
                .Where(predicate.ToExpression())
                .ToPage<OdfRooms, OdfRoomsDto>(parm);

            return response;
        }


        /// <summary>
        /// 获取详情
        /// </summary>
        /// <param name="Id"></param>
        /// <returns></returns>
        public OdfRooms GetInfo(int Id)
        {
            var response = Queryable()
                .Where(x => x.Id == Id)
                .First();

            return response;
        }

        /// <summary>
        /// 添加机房列表
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public OdfRooms AddOdfRooms(OdfRooms model)
        {
            return Insertable(model).ExecuteReturnEntity();
        }

        /// <summary>
        /// 修改机房列表
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public int UpdateOdfRooms(OdfRooms model)
        {
            return Update(model, true, "修改机房列表");
        }

        /// <summary>
        /// 导入机房列表
        /// </summary>
        /// <returns></returns>
        public (string, object, object) ImportOdfRooms(List<OdfRooms> list)
        {
            var x = Context.Storageable(list)
                .SplitInsert(it => !it.Any())
                .SplitError(x => x.Item.RoomName.IsEmpty(), "机房名称不能为空")
                .SplitError(x => x.Item.RoomAddress.IsEmpty(), "机房位置不能为空")
                //.WhereColumns(it => it.UserName)//如果不是主键可以这样实现（多字段it=>new{it.x1,it.x2}）
                .ToStorage();
            var result = x.AsInsertable.ExecuteCommand();//插入可插入部分;

            string msg = $"插入{x.InsertList.Count} 更新{x.UpdateList.Count} 错误数据{x.ErrorList.Count} 不计算数据{x.IgnoreList.Count} 删除数据{x.DeleteList.Count} 总共{x.TotalList.Count}";
            Console.WriteLine(msg);

            //输出错误信息               
            foreach (var item in x.ErrorList)
            {
                Console.WriteLine("错误" + item.StorageMessage);
            }
            foreach (var item in x.IgnoreList)
            {
                Console.WriteLine("忽略" + item.StorageMessage);
            }

            return (msg, x.ErrorList, x.IgnoreList);
        }

        /// <summary>
        /// 导出机房列表
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        public PagedInfo<OdfRoomsDto> ExportList(OdfRoomsQueryDto parm)
        {
            parm.PageNum = 1;
            parm.PageSize = 100000;
            var predicate = QueryExp(parm);

            var response = Queryable()
                .Where(predicate.ToExpression())
                .Select((it) => new OdfRoomsDto()
                {
                }, true)
                .ToPage(parm);

            return response;
        }

        /// <summary>
        /// 查询导出表达式
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        private static Expressionable<OdfRooms> QueryExp(OdfRoomsQueryDto parm)
        {
            var predicate = Expressionable.Create<OdfRooms>();

            predicate = predicate.AndIF(!string.IsNullOrEmpty(parm.RoomName), it => it.RoomName.Contains(parm.RoomName));
            predicate = predicate.AndIF(!string.IsNullOrEmpty(parm.RoomAddress), it => it.RoomAddress.Contains(parm.RoomAddress));
            predicate = predicate.AndIF(!string.IsNullOrEmpty(parm.Remarks), it => it.Remarks.Contains(parm.Remarks));
            predicate = predicate.AndIF(parm.DeptIds != null && parm.DeptIds.Count > 0, it => parm.DeptIds.Contains(it.DeptId ?? 0));
            if (parm.DeptId > 0)
            {
                var db = DbScoped.SugarScope.GetConnectionScope("0");
                string sql = "WITH DeptCTE AS( SELECT DeptId, ParentId, DeptName FROM sys_dept WHERE DeptId =" + parm.DeptId + " UNION ALL SELECT d.DeptId, d.ParentId, d.DeptName FROM sys_dept d INNER JOIN DeptCTE cte ON d.ParentId = cte.DeptId WHERE d.DelFlag = 0) SELECT DeptId FROM DeptCTE ORDER BY DeptId";
                var list = db.Ado.SqlQuery<long>(sql);
                predicate = predicate.And(it => list.Contains(it.DeptId ?? 0));
            }
            return predicate;
        }
        /// <summary>
        /// 查询导出表达式
        /// </summary>
        /// <param name="parm"></param>
        /// <returns></returns>
        private static Expressionable<OdfRooms> QueryExp(OdfRoomsTreeQueryDto parm)
        {
            var predicate = Expressionable.Create<OdfRooms>();

            predicate = predicate.AndIF(!string.IsNullOrEmpty(parm.Name), it => (it.RoomName.Contains(parm.Name) || it.RoomAddress.Contains(parm.Name) || it.DeptName.Contains(parm.Name)));
            if (parm.DeptId != null)
            {
                if (parm.DeptId == 0)
                {
                    predicate = predicate.AndIF(parm.DeptId != null, it => parm.DeptId == (it.DeptId ?? 0));
                }
                else
                {
                    var db = DbScoped.SugarScope.GetConnectionScope("0");
                    string sql = "WITH DeptCTE AS( SELECT DeptId, ParentId, DeptName FROM sys_dept WHERE DeptId =" + parm.DeptId + " UNION ALL SELECT d.DeptId, d.ParentId, d.DeptName FROM sys_dept d INNER JOIN DeptCTE cte ON d.ParentId = cte.DeptId WHERE d.DelFlag = 0) SELECT DeptId FROM DeptCTE ORDER BY DeptId";
                    var list = db.Ado.SqlQuery<long>(sql);
                    predicate = predicate.And(it => list.Contains(it.DeptId ?? 0));
                }
            }
            return predicate;
        }
        public List<OdfRooms> GetList(OdfRoomsTreeQueryDto parm)
        {
            var predicate = QueryExp(parm);

            var response = Queryable()
                .Where(predicate.ToExpression())
                .ToList();

            return response;
        }
    }
}