using Microsoft.AspNetCore.Authentication.Cookies;
using Microsoft.AspNetCore.Authentication;
using System.Security.Claims;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Authorization;
using Microsoft.EntityFrameworkCore;
using Microsoft.IdentityModel.Logging;
using Microsoft.IdentityModel.Tokens;
using System.IdentityModel.Tokens.Jwt;
using System.Text;
using ViewModels;
using Microsoft.Extensions.Configuration;
using System;
using System.Linq;
using ViewModels.RequestData;
using ViewModels.ResponseData;
using System.Net;
using Newtonsoft.Json.Linq;
using Newtonsoft.Json;
using RestSharp;
using NLog;
using SupplierManager.Extensions;
using SupplierManager.Models;
using ViewModels.Common;
using static IronPython.Modules._ast;

namespace WebAPIServer.Controllers
{
    [Route("api/[controller]/[action]")]
    [ApiController]
    public class LoginController : ControllerBase
    {



        private readonly Logger _logger = LogManager.GetCurrentClassLogger();
        public IConfiguration? configuration { get; set; }
        public LoginController(IConfiguration _configuration)
        {
            configuration = _configuration;
        }
        [Authorize()]
        [HttpPost()]
        public ReturnInfo TokenXuQi()
        {
            ReturnInfo r = new ReturnInfo();
            r.isok = false;
            try
            {
                var claims = HttpContext.AuthenticateAsync().Result?.Principal?.Claims;
                if (claims != null && claims.Any())
                {
                    var Name = claims.SingleOrDefault(A => A.Type == ClaimTypes.Name)?.Value;
                    var UUU = claims.SingleOrDefault(A => A.Type == ClaimTypes.Role)?.Value;
                    var TTT = claims.SingleOrDefault(A => A.Type == ClaimTypes.NameIdentifier)?.Value;

                    AasUser? HH = new AasUser();
                    int a = 0;
                    int.TryParse(TTT, out a);
                    HH.Id = a;
                    bool bl = false;
                    bool.TryParse(UUU, out bl);
                    HH.Username = Name;
                    string TokenStr = GetToken(HH);
                    r.isok = true;
                    r.response = TokenStr;
                }
            }
            catch (Exception ex)
            {
                r.isok = false;
                r.message = ex.Message;
            }
            return r;
        }


        /// <summary>
        /// 登录
        /// </summary>
        /// <param name="username">用户名</param>
        /// <param name="password">密码</param>
        /// <returns></returns>
        [HttpPost]
        public ReturnInfo Login([FromBody] LoginData data)
        {

            ReturnInfo res = new ReturnInfo();

            try
            {
                string password = data.password;
                string username = data.username;
                AasUser? entity = null;
                string TokenString = "";
                using (var q = new AgentApprovalSystemContext())
                {
                    entity = q.AasUsers.SingleOrDefault(A => A.Username.Equals(username)&&A.Isdelete==false);
                    if (entity != null)
                    {
                        bool vvv = Tools.VerifyHashedPassword(entity.Password, password);
                        if (vvv == false)
                        {
                            res.isok = false;
                            res.message = "密码错误";
                        }
                        else
                        {
                            TokenString = GetToken(entity);
                            res.isok = true;


                            ResLoginData r = new ResLoginData();
                            r.AccessToken = TokenString;
                            r.Id = entity.Id;
                            r.Username = entity.Username;
                            r.Realname = entity.Realname;
                            r.Position = entity.Position;
                            r.ComId = entity.ComId;
                            r.RoleId = entity.RoleId;
                            r.Avatar = entity.Avatar;

                            res.response = r;
                        }
                    }
                    else
                    {
                        res.isok = false;
                        res.message = "用户不存在";
                    }
                }
            }
            catch (Exception ex)
            {
                res.message = ex.Message;
                res.isok = false;
            }
            return res;
        }
        /// <summary>
        /// wy登录验证
        /// </summary>
        /// <param name="username">用户名</param>
        /// <param name="password">密码</param>
        /// <returns></returns>
        [HttpPost]
        public ReturnInfo WeLogin([FromBody] LoginData data)
        {

            ReturnInfo res = new ReturnInfo();

            try
            {
                string password = data.password;
                string username = data.username;
                AasUser? entity = null;
                string TokenString = "";
                using (var q = new AgentApprovalSystemContext())
                {
                    entity = q.AasUsers.SingleOrDefault(A => A.Username.Equals(username)&&A.Isdelete==false);
                    if (entity != null)
                    {
                        bool vvv = Tools.VerifyHashedPassword(entity.Password, password);
                        if (vvv == false)
                        {
                            res.isok = false;
                            res.message = "密码错误";
                        }
                        else
                        {
                            TokenString = GetToken(entity);
                            res.isok = true;

                            JWTData r = new()
                            {
                                AccessToken = TokenString,
                                iss = "BLW-" + Guid.NewGuid().ToString(),
                                exp = Tools.ToUnixTimestampBySeconds(DateTime.Now.AddHours(12)),
                                iat = Tools.ToUnixTimestampBySeconds(DateTime.Now).ToString(),
                                jti = "AAS-" + Guid.NewGuid().ToString(),
                            };

                            res.response = r;
                        }
                    }
                    else
                    {
                        res.isok = false;
                        res.message = "用户不存在";
                    }
                }
            }
            catch (Exception ex)
            {
                res.message = ex.Message;
                res.isok = false;
            }
            return res;
        }

        private string GetToken(AasUser? entity)
        {
            string TokenString;
            var claims = new Claim[]
            {
                new Claim(ClaimTypes.NameIdentifier, entity.Id.ToString()),
                new Claim(ClaimTypes.MobilePhone, entity.Mobile.ToString()),
                new Claim(ClaimTypes.Name, entity.Username)
            };

            var secretByte = Encoding.UTF8.GetBytes(configuration["JwT:SecretKey"]);
            var signingKey = new SymmetricSecurityKey(secretByte);
            var a = SecurityAlgorithms.HmacSha256;

            var signingCredentials = new SigningCredentials(signingKey, a);

            var token = new JwtSecurityToken(
                issuer: configuration["JwT:Issuer"],
                audience: configuration["JwT:Audience"],//接收
                claims: claims,//存放的用户信息
                notBefore: DateTime.UtcNow,//发布时间
                expires: DateTime.UtcNow.AddHours(12),
                signingCredentials: signingCredentials
           //有效期设置为1天signingCredentials //数字名
           );
            TokenString = new JwtSecurityTokenHandler().WriteToken(token);
            return TokenString;
        }

        [HttpPost()]
        [Authorize()]
        public string Helloooo()
        {
            return "hello";
        }


    }

    internal class TblUtsManageUser
    {
        public object Id { get; internal set; }
        public bool IsAdmin { get; internal set; }
        public string? UserName { get; internal set; }
    }
}