NonInventPurchasingSystem/CPRNIMS.Infrastructure/Helper/TokenHelper.cs

using CPRNIMS.Infrastructure.Models.Account;
using CPRNIMS.Infrastructure.Models.Common;
using CPRNIMS.Infrastructure.ViewModel.Account;
using Microsoft.Extensions.Configuration;
using Newtonsoft.Json.Linq;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Http.Headers;
using System.Net.Http.Json;
using System.Text;
using System.Text.Json;
using System.Threading.Tasks;

namespace CPRNIMS.Infrastructure.Helper
{
    public class TokenHelper
    {
        private readonly HttpClient _httpClient;
        private readonly IConfiguration _configuration;
        public TokenHelper(HttpClient httpClient, IConfiguration configuration)
        {
            _httpClient = httpClient;
            _configuration = configuration;
        }
        public async Task<string> GetRoleAsync(string username, string password, string token)
        {
            var loginModel = new LoginModel
            {
                Username = username,
                Password = password
            };
            try
            {
                var httpClient = new HttpClient(new HttpClientHandler
                {
                    ServerCertificateCustomValidationCallback = (sender, cert, chain, sslPolicyErrors) => true
                })
                {
                    BaseAddress = new Uri(_configuration["CommonEndpoints:ApiDefaultHeaders:BaseUrl"]),
                    DefaultRequestHeaders =   {
                    Authorization = new AuthenticationHeaderValue("Bearer", token)}
                };
                var response = await httpClient.PostAsJsonAsync(_configuration["Account:Claims"], loginModel);

                if (response.IsSuccessStatusCode)
                {
                    var tokenResponse = await response.Content.ReadAsStringAsync();

                    return tokenResponse;
                }
                else
                {
                    return null;
                }
            }
            catch (Exception)
            {
                return null;
                throw;
            }
        }

        public async Task<LoginVM> LoginAsync(LoginVM loginModel)
        {
            var loginResponse = new ResponseObject();
            try
            {
                var httpClient = new HttpClient(new HttpClientHandler
                {
                    ServerCertificateCustomValidationCallback = (sender, cert, chain, sslPolicyErrors) => true
                })
                {
                    BaseAddress = new Uri(_configuration["CommonEndpoints:ApiDefaultHeaders:BaseUrl"]),
                };

                // Send a POST request to the /login endpoint
                var response = await httpClient.PostAsJsonAsync(_configuration["Account:Login"], loginModel);

                // Deserialize the JSON response
                loginResponse = JsonSerializer.Deserialize<ResponseObject>(await response.Content.ReadAsStringAsync());
              
                if (response.IsSuccessStatusCode)
                {

                    // Access the message property
                    loginModel.Message = loginResponse.message;
                    loginModel.Status = loginResponse.statusResponse;
                    return loginModel;
                }
                else
                {
                    // Access the message property
                    loginModel.Message = loginResponse.message;
                    loginModel.Status = loginResponse.statusResponse;
                    return loginModel;
                }
            }
            catch (Exception ex)
            {

                loginModel.Message = ex.ToString();
                loginModel.Status = "Invalid";
                return loginModel;
                throw;
            }
        }

        public async Task<string> GetJwtTokenAsync(User loginModel)
        {
            var httpClient = new HttpClient(new HttpClientHandler
            {
                ServerCertificateCustomValidationCallback = (sender, cert, chain, sslPolicyErrors) => true
            })
            {
                BaseAddress = new Uri(_configuration["CommonEndpoints:ApiDefaultHeaders:BaseUrl"]),
            };

            var response = await httpClient.PostAsJsonAsync(_configuration["Account:Auth"], loginModel);

            try
            {
                if (response.IsSuccessStatusCode)
                {
                    var tokenResponse = await response.Content.ReadAsStringAsync();

                    var tokenObj = JsonSerializer.Deserialize<Dictionary<string, string>>(tokenResponse);

                    if (tokenObj.TryGetValue("token", out var token))
                    {
                        return token;
                    }

                    return tokenResponse;
                }
                else
                {
                    return null;
                }
            }
            catch (Exception)
            {
                return null;
                throw;
            }
        }
    }
}