using Attribute;
using Base;
using Common;
using Dto;
using Extensions;
using Feign;
using Infrastructure;
using IPTools.Core;
using Model;
using Model.Base;
using Repository;
using Service;
using System.Collections;
using Vo;

namespace Services
{
    /// <summary>
    /// 系统用户
    /// </summary>
    [AppService(ServiceType = typeof(ISysUserService), ServiceLifetime = LifeTime.Transient)]
    public class SysUserService : BaseService<SysUser>, ISysUserService
    {
        private readonly ISysRoleService RoleService;
        private readonly ISysPostService PostService;
        private readonly ISysUserRoleService UserRoleService;
        private readonly ISysUserPostService UserPostService;

        public SysUserService(
            ISysRoleService sysRoleService,
            ISysPostService sysPostService,
            ISysUserRoleService userRoleService,
            ISysUserPostService userPostService)
        {
            RoleService = sysRoleService;
            PostService = sysPostService;
            UserRoleService = userRoleService;
            UserPostService = userPostService;
        }

        /// <summary>
        /// 根据条件分页查询用户列表
        /// </summary>
        /// <returns></returns>
        public PagedInfo<SysUser> SelectUserList(SysUserQueryDto user, PagerInfo pager)
        {
            var exp = Expressionable.Create<SysUser>();
            exp.AndIF(!string.IsNullOrEmpty(user.username), u => u.username.Contains(user.username));
            exp.AndIF(!string.IsNullOrEmpty(value: user.nickname), u => u.username.Contains(user.nickname));
            exp.AndIF(!string.IsNullOrEmpty(user.name), u => u.username.Contains(user.name));
            exp.AndIF(!string.IsNullOrEmpty(user.phone), u => u.username.Contains(user.phone));
            exp.And(u => u.DelFlag == "0");
            var query = Queryable()
                .Where(exp.ToExpression())
                .OrderByDescending(m => m.userId);

            PagedInfo<SysUser> result = query.ToPage(pager);
            foreach(SysUser sub in result.Records)
            {
                List<long> userRoles = UserRoleService.GetList(m => m.UserId == sub.userId).Select(m => m.RoleId).ToList();
                sub.RoleList = RoleService.GetList(m => userRoles.Contains(m.roleId));

                List<long> userPost = UserPostService.GetList(m => m.UserId == sub.userId).Select(m => m.PostId).ToList();
                sub.PostList = PostService.GetList(m => userPost.Contains(m.postId));
            }

            return result;
        }

        /// <summary>
        /// 通过用户ID查询用户
        /// </summary>
        /// <param name="userId"></param>
        /// <returns></returns>
        public SysUser SelectUserById(long userId)
        {
            var user = Queryable().Filter(null, true).WithCache(60 * 5)
                .Where(f => f.userId == userId).First();
            // if (user != null && user.UserId > 0)
            // {
            //     user.Roles = RoleService.SelectUserRoleListByUserId(userId);
            //     user.RoleIds = user.Roles.Select(x => x.RoleId).ToArray();
            // }
            return user;
        }

        /// <summary>
        /// 校验用户名称是否唯一
        /// </summary>
        /// <param name="userName"></param>
        /// <returns></returns>
        public string CheckUserNameUnique(string userName)
        {
            int count = Count(it => it.username == userName);
            if (count > 0)
            {
                return UserConstants.NOT_UNIQUE;
            }
            return UserConstants.UNIQUE;
        }

        /// <summary>
        /// 新增保存用户信息
        /// </summary>
        /// <param name="sysUser"></param>
        /// <returns></returns>
        public SysUser InsertUser(SysUser sysUser)
        {
            sysUser.CreateTime = DateTime.Now;
            sysUser.UpdateTime = DateTime.Now;
            var result = UseTran(() =>
            {
                sysUser.userId = Insertable(sysUser).ExecuteReturnIdentity();
                //新增用户角色信息
                UserRoleService.InsertUserRole(sysUser);
                //新增用户岗位信息
                UserPostService.InsertUserPost(sysUser);
            });
            if (!result.IsSuccess)
            {
                throw new Exception("提交数据异常," + result.ErrorMessage, result.ErrorException);
            }
            return sysUser;
        }

        /// <summary>
        /// 修改用户信息
        /// </summary>
        /// <param name="user"></param>
        /// <returns></returns>
        public int UpdateUser(SysUser user)
        {
            var roleIds = RoleService.SelectUserRoles(user.userId);
            var diffArr = roleIds.Where(c => !((IList)user.RoleIds).Contains(c)).ToArray();
            var diffArr2 = user.RoleIds.Where(c => !((IList)roleIds).Contains(c)).ToArray();
            bool result = UseTran2(() =>
            {
                if (diffArr.Length > 0 || diffArr2.Length > 0)
                {
                    //删除用户与角色关联
                    UserRoleService.DeleteUserRoleByUserId((int)user.userId);
                    //新增用户与角色关联
                    UserRoleService.InsertUserRole(user);
                }
                // 删除用户与岗位关联
                UserPostService.Delete(user.userId);
                // 新增用户与岗位管理
                UserPostService.InsertUserPost(user);
                ChangeUser(user);
            });
            return result ? 1 : 0;
        }

        public int ChangeUser(SysUser user)
        {
            user.UpdateTime = DateTime.Now;
            return Update(user, true);
        }

        /// <summary>
        /// 重置密码
        /// </summary>
        /// <param name="userid"></param>
        /// <param name="password"></param>
        /// <returns></returns>
        public int ResetPwd(long userid, string password)
        {
            return Update(new SysUser() { userId = userid, password = password }, it => new { it.password }, f => f.userId == userid);
        }

        /// <summary>
        /// 修改用户状态
        /// </summary>
        /// <param name="user"></param>
        /// <returns></returns>
        public int ChangeUserStatus(SysUser user)
        {
            CheckUserAllowed(user);
            return Update(user, it => new { it.DelFlag }, f => f.userId == user.userId);
        }

        /// <summary>
        /// 删除用户
        /// </summary>
        /// <param name="userid"></param>
        /// <returns></returns>
        public int DeleteUser(long userid)
        {
            CheckUserAllowed(new SysUser() { userId = userid });
            //删除用户与角色关联
            UserRoleService.DeleteUserRoleByUserId((int)userid);
            // 删除用户与岗位关联
            UserPostService.Delete(userid);
            return Update(new SysUser() { userId = userid, DelFlag = "2" }, it => new { it.DelFlag }, f => f.userId == userid);
        }

        /// <summary>
        /// 修改用户头像
        /// </summary>
        /// <param name="user"></param>
        /// <returns></returns>
        public int UpdatePhoto(SysUser user)
        {
            return Update(user, it => new { it.avatar }, f => f.userId == user.userId); ;
        }

        /// <summary>
        /// 注册用户
        /// </summary>
        /// <param name="dto"></param>
        /// <returns></returns>
        public SysUser Register(RegisterDto dto)
        {
            if (!Tools.PasswordStrength(dto.Password))
            {
                throw new CustomException("密码强度不符合要求");
            }
            if (!Tools.CheckUserName(dto.Username))
            {
                throw new CustomException("用户名不符合要求");
            }
            //密码md5
            string password = Function.MD532(dto.Password);
            var ip_info = IpTool.Search(dto.UserIP);
            SysUser user = new()
            {
                CreateTime = DateTime.Now,
                username = dto.Username,
                nickname = dto.Username,
                password = password,
                deptId = 0,
            };
            if (UserConstants.NOT_UNIQUE.Equals(CheckUserNameUnique(dto.Username)))
            {
                throw new CustomException($"保存用户{dto.Username}失败，注册账号已存在");
            }
            user.userId = Insertable(user).ExecuteReturnIdentity();
            return user;
        }

        /// <summary>
        /// 校验角色是否允许操作
        /// </summary>
        /// <param name="user"></param>
        public void CheckUserAllowed(SysUser user)
        {
            if (user.IsAdmin())
            {
                throw new CustomException("不允许操作超级管理员角色");
            }
        }

        /// <summary>
        /// 校验用户是否有数据权限
        /// </summary>
        /// <param name="userid"></param>
        /// <param name="loginUserId"></param>
        public void CheckUserDataScope(long userid, long loginUserId)
        {
            if (!SysUser.IsAdmin(loginUserId))
            {
                SysUser user = new SysUser() { userId = userid };

                //TODO 判断用户是否有数据权限
            }
        }

        /// <summary>
        /// 导入数据
        /// </summary>
        /// <param name="users"></param>
        /// <returns></returns>
        public (string, object, object) ImportUsers(List<SysUser> users)
        {
            users.ForEach(x =>
            {
                x.CreateTime = DateTime.Now;
                x.DelFlag = "0";
                x.password = "E10ADC3949BA59ABBE56E057F20F883E";
            });
            var x = Context.Storageable(users)
                .SplitInsert(it => !it.Any())
                .SplitIgnore(it => it.Item.username == GlobalConstant.AdminRole)
                .SplitError(x => x.Item.username.IsEmpty(), "用户名不能为空")
                .SplitError(x => !Tools.CheckUserName(x.Item.username), "用户名不符合规范")
                .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 = string.Format(" 插入{0} 更新{1} 错误数据{2} 不计算数据{3} 删除数据{4} 总共{5}",
                               x.InsertList.Count,
                               x.UpdateList.Count,
                               x.ErrorList.Count,
                               x.IgnoreList.Count,
                               x.DeleteList.Count,
                               x.TotalList.Count);
            //输出统计                      
            Console.WriteLine(msg);

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

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

        /// <summary>
        /// 登录
        /// </summary>
        /// <param name="user">登录实体</param>
        /// <returns></returns>
        public SysUser Login(LoginBodyDto user)
        {
            return GetFirst(it => it.username == user.username && it.password.ToLower() == user.password.ToLower());
        }

        /// <summary>
        /// 修改登录信息
        /// </summary>
        /// <param name="userIP"></param>
        /// <param name="userId"></param>
        /// <returns></returns>
        public void UpdateLoginInfo(string userIP, long userId)
        {
        }

        public PagedInfo<SysUserVo> TestList(SysDeptFeign SysDept)
        {
            //开始拼装查询条件
            var predicate = Expressionable.Create<SysUser>();
            var response = Queryable()
                .Where(predicate.ToExpression())
                .OrderByDescending(m => m.userId)
                .Includes(m => m.deptJoin)
                // .CrossQuery(typeof(Users), "tel")
                // .Includes(m => m.user)
                .ToPage<SysUser, SysUserVo>(new PagerInfo());
            return response;
        }
    }
}