src/EasyFrameWork/Modules/User/Service/UserService.cs

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/* http://www.zkea.net/ Copyright 2016 ZKEASOFT http://www.zkea.net/licenses */
using Easy.Constant;
using Easy.Extend;
using Easy.Modules.User.Models;
using Easy.RepositoryPattern;
using Microsoft.EntityFrameworkCore;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using System.Security.Cryptography;

namespace Easy.Modules.User.Service
{
    public class UserService : ServiceBase<UserEntity, EasyDbContext>, IUserService
    {
        private ILocalize _localize;
        public UserService(IApplicationContext applicationContext, 
            ILocalize localize,
            EasyDbContext easyDbContext) 
            : base(applicationContext, easyDbContext)
        {
            _localize = localize;
        }
        public override DbSet<UserEntity> CurrentDbSet
        {
            get
            {
                return DbContext.Users;
            }
        }
        public override UserEntity Get(params object[] primaryKey)
        {
            var userEntity = CurrentDbSet.AsNoTracking().Where(m => m.UserID == primaryKey[0].ToString()).FirstOrDefault();
            if (userEntity != null)
            {
                userEntity.Roles = DbContext.UserRoleRelation.AsNoTracking().Where(m => m.UserID == userEntity.UserID).ToList();
            }
            return userEntity;
        }
        public override IQueryable<UserEntity> Get()
        {
            return CurrentDbSet.AsNoTracking();
        }

        private string ProtectPassWord(string passWord)
        {
            if (passWord.IsNotNullAndWhiteSpace())
            {
                using (var sha256 = SHA256.Create())
                {
                    var hashedBytes = sha256.ComputeHash(passWord.ToByte());
                    return BitConverter.ToString(hashedBytes).Replace("-", "").ToLower();
                }
            }
            return passWord;
        }
        public override ServiceResult<UserEntity> Add(UserEntity item)
        {
            if (item.UserID.IsNullOrEmpty() && item.Email.IsNotNullAndWhiteSpace())