using System;
using System.Collections.Generic;
using System.Net.Http;
using System.Net.Http.Headers;
using System.Net.Http.Json;
using System.Threading.Tasks;
using Microsoft.Extensions.Configuration;
using Volo.Abp;

namespace Win_in.Sfs.Wms.Pda.Authenticaitons;

/// <summary>
/// 
/// </summary>
public class TokenService : ITokenService
{
    private readonly IConfiguration _configuration;

    /// <summary>
    /// 
    /// </summary>
    /// <param name="configuration"></param>
    public TokenService(IConfiguration configuration)
    {
        _configuration = configuration;
    }

    /// <summary>
    /// 
    /// </summary>
    /// <param name="username"></param>
    /// <param name="password"></param>
    /// <returns></returns>
    public virtual async Task<BaererToken> GetTokenAsync(string username, string password)
    {
        const string routeString = "connect/token";
        var baseUrl = _configuration["IdentityClients:Default:Authority"];
        var client_id = _configuration["IdentityClients:Default:ClientId"];
        var client_secret = _configuration["IdentityClients:Default:ClientSecret"];
        var grant_type = "password";

        var client = new HttpClient();
        client.BaseAddress = new Uri(baseUrl);
        client.DefaultRequestHeaders.Accept.Clear();
        client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));

        var content = new FormUrlEncodedContent(new[]
        {
            new KeyValuePair<string, string>("client_id",client_id),
            new KeyValuePair<string, string>("client_secret",client_secret),
            new KeyValuePair<string, string>("grant_type",grant_type),
            new KeyValuePair<string, string>("username",username),
            new KeyValuePair<string, string>("password",password),
        });

        var response = await client.PostAsync(routeString, content).ConfigureAwait(false);
        Console.WriteLine(response.RequestMessage.RequestUri);
        if (!response.IsSuccessStatusCode)
        {
            var str = await response.Content.ReadAsStringAsync().ConfigureAwait(false);
            throw new UserFriendlyException(str);
        }

        var dto = await response.Content.ReadFromJsonAsync<BaererToken>().ConfigureAwait(false);
        return dto;

    }

}