using IdentityModel.Client;
using Microsoft.AspNetCore.Authorization;
using System.Net.Http;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Volo.Abp.Account.Web.Pages.Account;
using Volo.Abp.Application.Services;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Configuration;

namespace AuthServer.Host.Services.Token;

[Route("/api/[controller]/[action]")]
public class TokenService : ApplicationService
{
    private readonly IHttpContextAccessor _httpContextAccessor;
    private readonly IHttpClientFactory _httpClientFactory;
    private readonly ILogger<TokenService> _logger;
    private readonly IConfiguration _configuration;
    public TokenService(IHttpContextAccessor httpContextAccessor, IHttpClientFactory httpClientFactory, IConfiguration configuration, ILogger<TokenService> logger)
    {
        this._httpContextAccessor = httpContextAccessor;
        this._httpClientFactory = httpClientFactory;
        this._configuration = configuration;
        this._logger = logger;
    }

    [HttpPost("token")]
    [AllowAnonymous]
    public async Task<IActionResult> CreateAsync(LoginModel model)
    {
        var address = _configuration["AuthServer:Authority"];
        var clientId = _configuration["AuthServer:ClientId"];
        var clientSecret = _configuration["AuthServer:ClientSecret"];

        var result = await _httpClientFactory.CreateClient().RequestPasswordTokenAsync(new PasswordTokenRequest
        {
            Address = $"{address.TrimEnd('/')}/connect/token",
            GrantType = "password",
            ClientId = clientId,
            ClientSecret = clientSecret,
            UserName = model.UserName,
            Password = model.Password
        }).ConfigureAwait(false);

        return new JsonResult(new
        {
            result.TokenType,
            result.AccessToken,
            result.ExpiresIn,
            result.RefreshToken,
            result.Scope,
            result.HttpStatusCode,
            result.Error,
            result.HttpErrorReason,
            result.ErrorDescription,
            result.ErrorType,
            result.Exception?.Message,
            Exception = result.Exception?.ToString()
        });
    }
}