using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.IdentityModel.Tokens.Jwt;
using System.Linq;
using System.Security.Claims;
using System.Text;
using System.Threading.Tasks;
using WIDESEAWCS_Core.Const;
using WIDESEAWCS_Core.DB;
using WIDESEAWCS_Core.Helper;
using WIDESEAWCS_Core.Seed;
using ICacheService = WIDESEAWCS_Core.Caches.ICacheService;

namespace WIDESEAWCS_Core.HttpContextUser
{
    public class AspNetUser : IUser
    {
        private readonly IHttpContextAccessor _accessor;
        private readonly ICacheService _cacheService;
        //private readonly ILogger<AspNetUser> _logger;

        public AspNetUser(IHttpContextAccessor accessor, ICacheService cacheService)
        {
            _accessor = accessor;
            _cacheService = cacheService;
            /*_logger = logger;*/
        }

        public string UserName => GetUserInfoFromToken(ClaimTypes.Name).FirstOrDefault() ?? "";

        public int UserId => GetClaimValueByType(JwtRegisteredClaimNames.Jti) == null ? 0 : GetClaimValueByType(JwtRegisteredClaimNames.Jti).FirstOrDefault()?.ObjToInt() ?? 0;

        public long TenantId => GetUserInfoFromToken(nameof(TenantId)).FirstOrDefault()?.ObjToLong() ?? -1;

        public int RoleId => GetUserInfoFromToken(ClaimTypes.Role).FirstOrDefault()?.ObjToInt() ?? 0;

        public string Token => GetToken();

        public int MenuType => (_accessor.HttpContext?.Request.Headers.ContainsKey("uniapp") ?? false) ? 1 : 0;

        public bool IsAuthenticated()
        {
            return _accessor.HttpContext?.User?.Identity?.IsAuthenticated ?? false;
        }

        public string GetToken()
        {
            string token = _cacheService.Get(UserId.ToString());
            if (!string.IsNullOrEmpty(token)) { return token; }
            return string.Empty;
            //return _accessor.HttpContext?.Request?.Headers["Authorization"].ObjToString().Replace("Bearer ", "") ?? "";
        }

        public void UpdateToke(string token)
        {
            _cacheService.AddOrUpdate(UserId.ToString(), token);
        }

        public bool IsSuperAdmin => IsRoleIdSuperAdmin(RoleId);

        public List<string> GetUserInfoFromToken(string ClaimType)
        {
            var jwtHandler = new JwtSecurityTokenHandler();
            var token = "";

            token = GetToken();
            // token校验
            if (token.IsNotEmptyOrNull() && jwtHandler.CanReadToken(token))
            {
                JwtSecurityToken jwtToken = jwtHandler.ReadJwtToken(token);

                return (from item in jwtToken.Claims
                        where item.Type == ClaimType
                        select item.Value).ToList();
            }

            return new List<string>() { };
        }

        public IEnumerable<Claim> GetClaimsIdentity()
        {
            if (_accessor.HttpContext != null)
            {
                var claims = _accessor.HttpContext.User.Claims.ToList();
                var headers = _accessor.HttpContext.Request.Headers;
                foreach (var header in headers)
                {
                    claims.Add(new Claim(header.Key, header.Value));
                }

                return claims;
            }
            return ArraySegment<Claim>.Empty;
        }

        public List<string> GetClaimValueByType(string ClaimType)
        {
            return (from item in GetClaimsIdentity()
                    where item.Type == ClaimType
                    select item.Value).ToList();
        }

        public bool IsRoleIdSuperAdmin(int roleId)
        {
            return roleId == 1;
        }
    }

    public class UserInfo
    {
        public long TenantId { get; set; }

        public int RoleId { get; set; }

        public string UserName { get; set; }

        public int UserId { get; set; }

        public string UserTrueName { get; set; }

        public string HeadImageUrl { get; set; }

        /// <summary>
        /// 使用下面的DeptIds字段
        /// </summary>

        [Obsolete]

        public int DeptId { get; set; }


        public List<Guid> DeptIds { get; set; }

        public string Token { get; set; }

        public string Token_ID { get; set; }
    }
}