/**
* 命名空间: CZFW.Authorization.Logic
*
* 功 能： N/A
* 类 名： UserLogic
*
* Ver 变更日期               负责人 变更内容
* ───────────────────────────────────
* V0.01 2016/12/17 1:27:33 曹湘 初稿
*
* Copyright (c) 2016 CHUANGZHIKEJI Corporation. All rights reserved.
*┌──────────────────────────────────┐
*│　此技术信息为本公司机密信息，未经本公司书面同意禁止向第三方披露．　│
*│　版权所有：创执科技(北京)有限公司 　　　　　　　　　　　　　　     │
*└──────────────────────────────────┘
*/

using System;
using System.Collections.Generic;
using System.Linq;
using CZFW.Core.Security;
using CZFW.Framework.Interface;
using CZFW.Framework.Model;
using CZFW.Framework.Model.ViewModel;
using CZFW.Framework.Model.Entity;

namespace CZFW.Framework.Logic
{
    public class SysUserLogic : LogicBase<SysUserEntity>, ISysUser
    {
        public ResultModel AddUser(SysUserEntity entity)
        {
            ResultModel model = AddEntity(entity);

            var userLogon = new SysUserLogonEntity
            {
                CreatedBy = entity.Id,
                LastModifyBy = entity.Id,
                CreatedTime = DateTime.Now,
                UserId = entity.Id,
                UserPassword = "000000",
                UserSecretKey = DesEncrypt.GetMd5Hash(Guid.NewGuid().ToString()).ToLower()
            };
            userLogon.UserPassword = DesEncrypt.GetMd5Hash(DesEncrypt.Encrypt(DesEncrypt.GetMd5Hash(userLogon.UserPassword).ToLower(), userLogon.UserSecretKey).ToLower()).ToLower();
            ISysUserLogon logonLogic = new SysUserLogonLogic();
            model = logonLogic.AddEntity(userLogon);
            return model;
        }

        public OperatorModel CheckLogin(string username, string password, out string msg)
        {
            SysUserEntity userEntity = GetEntity(t => t.Account == username);
            msg = null;
            var model = new OperatorModel();
            if (userEntity != null)
            {
                if (userEntity.Enabled == true)
                {
                    ISysUserLogon logonLogic = new SysUserLogonLogic();
                    SysUserLogonEntity userLogOnEntity = logonLogic.GetEntity(x => x.UserId == userEntity.Id);
                    string dbPassword = DesEncrypt.GetMd5Hash(DesEncrypt.Encrypt(DesEncrypt.GetMd5Hash(password).ToLower(), userLogOnEntity.UserSecretKey).ToLower()).ToLower();
                    if (dbPassword == userLogOnEntity.UserPassword)
                    {
                        DateTime lastVisitTime = DateTime.Now;
                        int? logOnCount = (userLogOnEntity.LogonCount) + 1;
                        if (userLogOnEntity.LastVisitTime != null)
                        {
                            userLogOnEntity.PreviousVisitTime = userLogOnEntity.LastVisitTime;
                        }
                        userLogOnEntity.LastVisitTime = lastVisitTime;
                        userLogOnEntity.LogonCount = logOnCount;
                        logonLogic.EditEntity(userLogOnEntity);
                        if (userEntity.IsAdministrator != null) model.IsSystem = (bool)userEntity.IsAdministrator;
                        model.Avatar = userEntity.HeadIcon;
                        model.DisplayName = userEntity.NickName;
                        model.UserId = userEntity.Id;
                        return model;
                    }
                    msg = "登录失败";
                    return null;
                }
                msg = "登录失败";
                return null;
            }
            msg = "登录失败";
            return null;
        }

        public ResultModel DeleteAccount(int id)
        {
            var entity = GetEntity(id);
            entity.Deleted = true;
            return EditEntity(entity);
        }

        public ResultModel DisableAccount(int id)
        {
            var entity = GetEntity(id);
            entity.Enabled = false;
            return EditEntity(entity);
        }

        public ResultModel EnableAccount(int id)
        {
            var entity = GetEntity(id);
            entity.Enabled = true;
            return EditEntity(entity);
        }

        public ResultModel GetNickName(int id)
        {
            var user = GetEntity(id)??new SysUserEntity();
            return new ResultModel { Success = true, Code = user.NickName };
        }

        public UserItem GetUserItem(int id)
        {
            return GetQueryable().Where(x => x.Id == id).Select(x => new UserItem()
            {
                Id = x.Id,
                Account = x.Account,
                Enabled = x.Enabled,
                HeadIcon = x.HeadIcon,
                MobilePhone = x.MobilePhone,
                NickName = x.NickName
            }).FirstOrDefault();
        }

        public IList<UserItem> GetUserItems(int pageSize, int pageNumber, out int rows)
        {
            var queryable = Queryable.Where(x => !(bool)x.Deleted);
            rows = queryable.Count();
            return queryable.Skip(pageSize * (pageNumber - 1)).Take(pageSize).Select(x => new UserItem()
            {
                Id = x.Id,
                Account = x.Account,
                Enabled = x.Enabled,
                MobilePhone = x.MobilePhone,
                NickName = x.NickName,
                HeadIcon = x.HeadIcon
            }).ToList();
        }

        public IList<UserItem> GetUserItemsByIdList(IList<int> userIds)
        {
            userIds = userIds.Distinct().ToList();
            var queryable = Queryable.Where(x => userIds.Contains(x.Id)).Select(x => new
            {
                x.Id,
                x.Account,
                x.Enabled,
                x.HeadIcon,
                x.MobilePhone,
                x.NickName,
                x.SortOrder
            }).OrderByDescending(x => x.SortOrder).ToList();
            return queryable.Select(x => new UserItem()
            {
                Account = x.Account,
                Enabled = x.Enabled,
                HeadIcon = x.HeadIcon,
                Id = x.Id,
                MobilePhone = x.MobilePhone,
                NickName = x.NickName
            }).ToList();
        }

        public ResultModel Logout(int id)
        {
            CZDbContext context = new CZDbContext();
            var entity = context.Set<SysUserLogonEntity>().FirstOrDefault(x =>x.Id ==id);
            entity.UserOnline = false;
           var count =  context.SaveChanges();
            return new ResultModel { Success = count > 0 };
        }

        public ResultModel UpdateUser(SysUserEntity entity)
        {
            throw new NotImplementedException();
        }
    }
}