using langguanApi.Common;
using langguanApi.Extensions.AutoDI;
using langguanApi.Model;
using langguanApi.Model.Dto;
using langguanApi.Model.Dto.SystemConfigurationDto;
using langguanApi.Model.Entity;
using Mapster;
using Microsoft.AspNetCore.Mvc.Filters;
using MongoDB.Bson.IO;
using MongoDB.Driver.Linq;
using Org.BouncyCastle.Asn1.Ocsp;
using System.Collections.Generic;
using System.Linq.Expressions;

namespace langguanApi.Service
{
    [ServiceInjection(InjectionType.Transient)]
    public class UserService : BaseService<UserEntity>
    {
        private ILogger<UserService> _logger;
        private RoleService _roleService;
        public UserService(IConfiguration config, ILogger<UserService> logger, RoleService roleService) : base(config, nameof(UserEntity).Replace("Entity", ""))
        {
            _logger = logger;
            _roleService = roleService;
        }
        /// <summary>
        /// 登录
        /// </summary>
        /// <param name="username"></param>
        /// <param name="password"></param>
        /// <returns></returns>
        public async Task<UserEntity> login(string username, string password)
        {
            Expression<Func<UserEntity, bool>> exp = filter =>
            filter.Username == username && filter.Password == StringHelper.MD5Encrypt32(password);
            var list = await base.GetListWithExp(exp);
            return list.FirstOrDefault();
        }
        /// <summary>
        /// 根据用户名获取用户信息
        /// </summary>
        /// <param name="username"></param>
        /// <returns></returns>
        public async Task<UserEntity> GetByUsername(string username)
        {
            Expression<Func<UserEntity, bool>> exp = filter =>
            filter.Username == username;
            var list = await base.GetListWithExp(exp);
            return list.FirstOrDefault();
        }
        /// <summary>
        /// 根据用户ID获取用户信息
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public async Task<UserEntity> GetById(string id)
        {
            return await base.GetAsync(id);
        }
        ///新加用户
        public async Task<ApiResult> AddUser(UserAdd user)
        {
            var entity = user.Adapt<UserEntity>();
            entity.Password = StringHelper.MD5Encrypt32(user.Password);
            var result = await base.CreateAsync(entity);
            return new ApiResult()
            {
                code = 0,
                data = result
            };
        }
        /// <summary>
        /// 分页取数据
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        public async Task<ApiResult> GetPage(reqpage input)
        {
            Expression<Func<UserEntity, bool>> exp = filter => true;
            if (!string.IsNullOrEmpty(input.key))
            {
                exp = filter => filter.Username.Contains(input.key) || filter.Phone.Contains(input.key) || filter.Email.Contains(input.key);
            }
            return await base.GetPager(new ReqPaing()
            {
                pageSize = input.pageSize,
                current = input.current
            }, exp);
        }

        #region 用户管理
        /// <summary>
        /// 用户是否存在
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        public async Task<bool> Exist(UserDto input)
        {
            var entity = input.Adapt<UserEntity>();
            Expression<Func<UserEntity, bool>> exp = filter => filter.Id == entity.Id;
            return await base.Exist(exp);
        }
        /// <summary>
        ///新增用户
        /// </summary>
        /// <param name="input">新增用户dto</param>
        /// <returns></returns>
        public async Task<ApiResult> AddUser(UserDto input)
        {
            try
            {
                #region 校验参数
                if (string.IsNullOrEmpty(input.Username))
                {
                    return new ApiResult { code = 1, msg = "用户名非空" };
                }
                if (string.IsNullOrEmpty(input.Tel))
                {
                    return new ApiResult { code = 1, msg = "手机号非空" };
                }
                if (string.IsNullOrEmpty(input.Email))
                {
                    return new ApiResult { code = 1, msg = "邮箱非空" };
                }
                if (string.IsNullOrEmpty(input.roleId))
                {
                    return new ApiResult { code = 1, msg = "角色不能为空" };
                }
                #endregion
                #region 组织数据
                var entity = input.Adapt<UserEntity>();
                entity.Phone = input.Tel;
                if (!string.IsNullOrEmpty(input.Password))
                {
                    entity.Password = StringHelper.MD5Encrypt32(input.Password);
                }
                #endregion
                #region 保存数据
                if (entity != null && string.IsNullOrEmpty(entity.Id))
                {
                    await base.CreateAsync(entity);
                }
                #endregion
            }
            catch (Exception ex)
            {
                _logger.LogError($"新增用户出现异常,请求参数：user:{Newtonsoft.Json.JsonConvert.SerializeObject(input)}," +
                                 $"请求接口：'api/User/AddUser'，" +
                                 $"异常信息：{ex.Message}," +
                                 $"异常位置:{ex.StackTrace}"
                                 );
                return new ApiResult { code = 1, msg = "保存用户信息失败" };
            }
            finally
            {
                _logger.LogInformation($"新增用户参数：user:{Newtonsoft.Json.JsonConvert.SerializeObject(input)}");
            }
            return new ApiResult { code = 0, msg = "保存用户信息成功" };
        }
        /// <summary>
        /// 获取用户列表
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        public async Task<ApiResult> GetUserList(UserQueryDto input)
        {
            List<UserDetailDto> list = new List<UserDetailDto>();
            try
            {
                #region 组织查询条件
                Expression<Func<UserEntity, bool>> exp = filter => filter.IsDelete == false;
                if (!string.IsNullOrEmpty(input.Username))
                {
                    exp = filter => filter.Username.Contains(input.Username);
                }
                if (!string.IsNullOrEmpty(input.Tel))
                {
                    exp = filter => filter.Phone.Contains(input.Tel);
                }
                #endregion
                #region 获取数据
                var result = await base.GetListWithExp(exp);//获取人员信息
                if (result.Count() > 0)
                {
                    result = result.Skip((input.PageIndex - 1) * input.PageSize).Take(input.PageSize);
                }
                else
                {
                    return new ApiResult { code = 0, data = null, msg = "没有用户信息" };
                }
                var roleList = await _roleService.GetRoleListByIds(result.Select(s => s.RoleId).ToList());//根据角色Id获取角色信息
                #endregion
                //md5解密
                //var password = StringHelper.MD5Decrypt32(item.Password);
                #region 组装返回数据
                foreach (var item in result)
                {
                    list.Add(new UserDetailDto
                    {
                        UserId = item.Id,
                        Username = item.Username,
                        Email = item.Email,
                        RoleId = item.RoleId,
                        RoleName = roleList.FirstOrDefault(s => s.Id == item.RoleId)?.RoleName,
                        Tel = item.Phone,
                    });
                }
                #endregion
            }
            catch (Exception ex)
            {
                _logger.LogError($"获取用户列表出现异常,请求参数：userQuery:{Newtonsoft.Json.JsonConvert.SerializeObject(input)}," +
                                 $"请求接口：'api/User/GetUserList'，" +
                                 $"异常信息：{ex.Message}," +
                                 $"异常位置:{ex.StackTrace}"
                                 );
                return new ApiResult { code = 1, msg = "获取用户列表失败" };
            }
            finally
            {
                _logger.LogInformation($"获取用户列表参数：userQuery:{Newtonsoft.Json.JsonConvert.SerializeObject(input)}");
            }
            return new ApiResult { code = 0, data = list };
        }

        /// <summary>
        /// 根据用户Id获取用户信息
        /// </summary>
        /// <param name="userId"></param>
        /// <returns></returns>
        public async Task<ApiResult> GetUserById(string userId)
        {
            UserDetailDto userDetail = null;
            try
            {
                #region 校验数据
                if (string.IsNullOrEmpty(userId))
                {
                    return new ApiResult { code = 1, msg = "获取用户信息失败,userId非空" };
                }
                #endregion
                #region 获取数据
                var user = await base.GetAsync(userId);//根据userId获取用户信息
                if (user == null)
                {
                    return new ApiResult { code = 1, msg = "用户不存在" };
                }
                var role = await _roleService.GetRoleById(user.RoleId);//根据角色Id获取角色信息
                if (role == null)
                {
                    return new ApiResult { code = 1, msg = "角色不存在" };
                }
                #endregion
                #region 组织需要展示的数据
                userDetail = new UserDetailDto
                {
                    UserId = user.Id,
                    Username = user.Username,
                    Email = user.Email,
                    RoleId = user.RoleId,
                    RoleName = role.RoleName,
                    Tel = user.Phone
                };
                #endregion
            }
            catch (Exception ex)
            {
                _logger.LogError($"获取用户信息出现异常,请求参数：userId:{userId}," +
                $"请求接口：'api/User/GetUserById'，" +
                $"异常信息：{ex.Message}," +
                $"异常位置:{ex.StackTrace}"
                );
                return new ApiResult { code = 1, msg = "获取用户信息失败" };
            }
            finally
            {
                _logger.LogInformation($"获取用户信息参数：userId:{userId}");
            }
            return new ApiResult { code = 0, data = userDetail };
        }


        //更新用户信息方法
        public async Task<ApiResult> UpdateUser(UserDto input)
        {
            try
            {
                #region 校验参数
                if (string.IsNullOrEmpty(input.Id))
                {
                    return new ApiResult { code = 1, msg = "用户Id不能为空" };
                }
                if (string.IsNullOrEmpty(input.Username))
                {
                    return new ApiResult { code = 1, msg = "用户名不能为空" };
                }
                if (string.IsNullOrEmpty(input.Tel))
                {
                    return new ApiResult { code = 1, msg = "手机号不能为空" };
                }
                if (string.IsNullOrEmpty(input.Email))
                {
                    return new ApiResult { code = 1, msg = "邮箱不能为空" };
                }
                if (string.IsNullOrEmpty(input.roleId))
                {
                    return new ApiResult { code = 1, msg = "角色不能为空" };
                }
                #endregion
                #region 组织数据
                var userEntity = input.Adapt<UserEntity>();
                userEntity.Phone = input.Tel;
                if (!string.IsNullOrEmpty(input.Password))
                {
                    userEntity.Password = StringHelper.MD5Encrypt32(input.Password);
                }
                #endregion
                #region 更新数据
                await base.UpdateAsync(input.Id, userEntity);//更新用户信息
                #endregion
            }
            catch (Exception ex)
            {
                _logger.LogError($"更新用户信息出现异常,请求参数：user:{Newtonsoft.Json.JsonConvert.SerializeObject(input)}," +
                                 $"请求接口：'api/User/UpdateUser'，" +
                                 $"异常信息：{ex.Message}," +
                                 $"异常位置:{ex.StackTrace}"
                                 );
                return new ApiResult { code = 1, msg = "更新用户信息失败" };
            }
            finally
            {
                _logger.LogInformation($"更新用户信息参数：user:{Newtonsoft.Json.JsonConvert.SerializeObject(input)}");
            }
            return new ApiResult { code = 0, msg = "更新用户信息成功" };
        }

        /// <summary>
        /// 作废用户的方法
        /// </summary>
        /// <param name="userId"></param>
        /// <returns></returns>
        public async Task<ApiResult> DeleteUser(string userId)
        {
            try
            {
                #region 校验数据
                if (string.IsNullOrEmpty(userId))
                {
                    return new ApiResult { code = 1, msg = "用户Id不能为空" };
                }
                #endregion
                #region 更新数据
                var user = await base.GetAsync(userId);//根据userId获取用户信息
                if (user == null)
                {
                    return new ApiResult { code = 1, msg = "用户不存在" };
                }
                user.IsDelete = true;
                await base.UpdateAsync(userId, user);//更新用户信息
                #endregion
            }
            catch (Exception ex)
            {
                _logger.LogError($"删除用户信息出现异常,请求参数：userId:{userId}," +
                                 $"请求接口：'api/User/DeleteUser'，" +
                                 $"异常信息：{ex.Message}," +
                                 $"异常位置:{ex.StackTrace}"
                                 );
                return new ApiResult { code = 1, msg = "删除用户信息失败" };
            }
            finally
            {
                _logger.LogInformation($"删除用户信息参数：userId:{userId}");
            }
            return new ApiResult { code = 0, msg = "删除用户信息成功" };
        }
        #endregion
    }
}