RolePermission.Bll/SMFIELDService.cs

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using RolePermission.Common;
using RolePermission.IBLL;
using RolePermission.Model;
using RolePermission.Model.SearchParam;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using System.Text;
using System.Threading.Tasks;
using RolePermission.IDAL;

namespace RolePermission.BLL
{
    public partial class SMFIELDService:BaseService<SMFIELD>, ISMFIELDService
    {

        /// <summary>
        /// 多条件搜索数据字典信息
        /// </summary>
        /// <param name="fieldParam">数据字典查询参数实体</param>
        /// <returns></returns>
        public IQueryable<SMFIELD> LoadSearchEntities(FieldParam fieldParam)
        {
            Expression<Func<SMFIELD, bool>> whereLambda = PredicateBuilder.True<SMFIELD>();
            if (!string.IsNullOrEmpty(fieldParam.MYTEXTS))
            {
                whereLambda = whereLambda.And(u => u.MYTEXTS == fieldParam.MYTEXTS);
            }
            int count = 0;
            IQueryable<SMFIELD> queryData = null;
            if (!string.IsNullOrEmpty(fieldParam.order) && !string.IsNullOrEmpty(fieldParam.sort))
            {
                bool isAsc = fieldParam.order == "asc" ? true : false;
                queryData = LoadPageEntities<SMFIELD>(fieldParam.page, fieldParam.rows, out count, whereLambda, fieldParam.sort, isAsc);
            }
            else
            {
                queryData = LoadPageEntities<SMFIELD>(fieldParam.page, fieldParam.rows, out count, whereLambda, fieldParam.sort, null);
            }
            fieldParam.TotalCount = count;

            foreach (var item in queryData)
            {
                if (item.PARENTID != null && item.SMFIELD2 != null)
                {
                    item.ParentIdOld = item.SMFIELD2.MYTEXTS.GetString();//                            
                }
            }
            return queryData;
        }
        /// <summary>
        /// 获取自连接树形列表数据
        /// </summary>
        /// <returns>自定义的树形结构</returns>
        public IQueryable<SMFIELD> GetAllMetadata(int id)
        {
            if (id == 0)
            {
                return LoadEntities(w => w.PARENTID == null).AsQueryable();