using Microsoft.AspNetCore.Authentication;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Identity;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Caching.Distributed;
using Microsoft.Extensions.Configuration;
using OpenIddict.Abstractions;
using Shentun.Peis.Enums;
using Shentun.Peis.Models;
using Shentun.Peis.SysParmValues;
using SqlSugar;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Http;
using System.Net.Http.Headers;
using System.Security.Claims;
using System.Text;
using System.Text.Json;
using System.Threading.Tasks;
using Volo.Abp;
using Volo.Abp.Application.Services;
using Volo.Abp.Caching;
using Volo.Abp.Domain.Repositories;
using Volo.Abp.Identity;

namespace Shentun.Peis.ThirdUsers
{
    /// <summary>
    /// 第三方用户
    /// </summary>
    [ApiExplorerSettings(GroupName = "Work")]
    [Authorize]
    public class ThirdUserAppService : ApplicationService
    {


        private readonly IConfiguration _configuration;
        private readonly IDistributedCache<string, string> _cache;
        private readonly IRepository<ThirdUser, Guid> _thirdUserRepository;
        private readonly CacheService _cacheService;
        private readonly IRepository<IdentityUser, Guid> _identityUserRepository;
        public ThirdUserAppService(
            IConfiguration configuration,
            IDistributedCache<string, string> cache,
            IRepository<ThirdUser, Guid> thirdUserRepository,
            CacheService cacheService,
            IRepository<IdentityUser, Guid> identityUserRepository)
        {
            _configuration = configuration;
            _cache = cache;
            _thirdUserRepository = thirdUserRepository;
            _cacheService = cacheService;
            _identityUserRepository = identityUserRepository;
        }

        /// <summary>
        /// 微信用户登录
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [AllowAnonymous]
        [HttpPost("api/app/ThirdUser/WeChatUserLogin")]
        public async Task<ThirdLoginDto> WeChatUserLoginAsync(WeChatUserLoginInputDto input)
        {
            var dic = new Dictionary<string, object>
                {
                    {"jsCode",input.JsCode},
                    {"client_id","Peis_MiniProgram"},
                    {"mobile_phone",input.MobilePhone},
                    {"grant_type","mini_program"},
                    {"scope","Peis"}
                };
            //
            var dicStr = dic.Select(m => m.Key + "=" + m.Value).DefaultIfEmpty().Aggregate((m, n) => m + "&" + n);
            var token = await GetTokenAsync(dicStr);
            var options = new DistributedCacheEntryOptions()
                   .SetAbsoluteExpiration(TimeSpan.FromDays(3));
            var sessionKey = CacheKeys.SessionKey + Guid.NewGuid().ToString();
            var sessionKeyValue = Guid.NewGuid().ToString();
            _cache.Set(sessionKey, sessionKeyValue, options);
            token.SessionKey = sessionKey;
            token.SessionKeyValue = sessionKeyValue;

            return token;

        }



        /// <summary>
        /// 获取第三方用户信息
        /// </summary>
        /// <returns></returns>
        [HttpPost("api/app/ThirdUser/GetList")]
        public async Task<List<ThirdUserDto>> GetListAsync(ThirdUserInputDto input)
        {
            var query = await _thirdUserRepository.GetQueryableAsync();
            if (input.AbpUserId != null)
            {
                query = query.Where(m => m.AbpUserId == input.AbpUserId);
            }
            if (input.UserRegisterFlag != null)
            {
                query = query.Where(m => m.UserRegisterFlag == input.UserRegisterFlag);
            }
            if (input.IsActive != null)
            {
                query = query.Where(m => m.IsActive == input.IsActive);
            }
            if (!string.IsNullOrWhiteSpace(input.MobilePhone))
            {
                query = query.Where(m => m.MobilePhone == input.MobilePhone);
            }
            if (!string.IsNullOrWhiteSpace(input.WechatOpenId))
            {
                query = query.Where(m => m.WechatOpenId == input.WechatOpenId);
            }

            var entListDto = query.OrderByDescending(o => o.CreationTime).ToList().Select(s => new ThirdUserDto
            {
                AbpUserId = s.AbpUserId,
                CreationTime = s.CreationTime,
                CreatorId = s.CreatorId,
                CreatorName = _cacheService.GetSurnameAsync(s.CreatorId).GetAwaiter().GetResult(),
                Id = s.Id,
                IsActive = s.IsActive,
                LastModificationTime = s.LastModificationTime,
                LastModifierId = s.LastModifierId,
                LastModifierName = _cacheService.GetSurnameAsync(s.LastModifierId).GetAwaiter().GetResult(),
                MobilePhone = s.MobilePhone,
                UserRegisterFlag = s.UserRegisterFlag,
                WechatOpenId = s.WechatOpenId
            }).ToList();

            return entListDto;
        }

        /// <summary>
        /// 绑定第三方用户归属到系统用户
        /// </summary>
        /// <returns></returns>
        [HttpPost("api/app/ThirdUser/BindThirdUserInAbpUser")]
        public async Task BindThirdUserInAbpUserAsync(BindThirdUserInAbpUserInputDto input)
        {
            var identityUser = await _identityUserRepository.FirstOrDefaultAsync(f => f.Id == input.AbpUserId);
            if (identityUser == null)
            {
                throw new UserFriendlyException("系统用户不存在");
            }

            var thirdUser = await _thirdUserRepository.FirstOrDefaultAsync(f => f.Id == input.ThirdUserId);
            if (thirdUser == null)
            {
                throw new UserFriendlyException("第三方用户不存在");
            }

            thirdUser.AbpUserId = input.AbpUserId;

            await _thirdUserRepository.UpdateAsync(thirdUser);

        }


        private async Task<ThirdLoginDto> GetTokenAsync(string request)
        {
            using var client = new HttpClient();
            HttpContent httpContent = new StringContent(request);
            httpContent.Headers.ContentType = new MediaTypeHeaderValue("application/x-www-form-urlencoded");
            var url = _configuration.GetSection("AuthServer").
                GetSection("Authority").Value + "/connect/token";
            var tokenResult = await client.PostAsync(url
                , httpContent);
            var tokenResultStr = await tokenResult.Content.ReadAsStringAsync();
            if (tokenResult.IsSuccessStatusCode)
            {
                var thirdLoginDto = new ThirdLoginDto();

                if (!string.IsNullOrEmpty(tokenResultStr))
                {

                    if (tokenResultStr.ToLower().Contains("openid"))
                    {
                        thirdLoginDto = JsonSerializer.Deserialize<ThirdLoginDto>(tokenResultStr,
                  new JsonSerializerOptions() { PropertyNameCaseInsensitive = true });
                    }
                    else
                    {
                        var signResult = JsonSerializer.Deserialize<SignInResultDto>(tokenResultStr,
                          new JsonSerializerOptions() { PropertyNameCaseInsensitive = true });
                        thirdLoginDto = new ThirdLoginDto
                        {
                            IsToken = "Y",
                            ExpiresIn = signResult.expires_in,
                            AccessToken = signResult.access_token,
                            RefreshToken = signResult.refresh_token
                        };
                    }

                    return thirdLoginDto;
                }
                else
                {
                    throw new UserFriendlyException("token值为空");
                }

            }
            else
            {
                throw new UserFriendlyException("获取token失败:" + tokenResultStr);
            }
        }
    }
}