using Simple.OData.Client;
using System.Text;
using System.Configuration;
using Microsoft.Extensions.Configuration;

namespace JSONParser.QDocWrapper
{
    public class ODataAccess
    {
        // URL сервиса интеграции.

        private string IntegrationServiceUrl;
        private string Login;
        private string Password;
        private IConfiguration _config;

        //private const string IntegrationServiceUrl = "https://qdoc.solidcore-resources.com/Integration/odata/";
        //private const string Login = "Administrator";
        //private const string Password = "MQVuEw9avO";

        public ODataAccess(IConfiguration config)
        {
            _config = config;
            IntegrationServiceUrl = config["QDocSettings:IntegrationServiceUrl"];
            Login = config["QDocSettings:Login"];
            Password = config["QDocSettings:Password"];
            // Настройки Simple OData Client: добавление ко всем запросам URL сервиса и
            // заголовка с данными аутентификации.
            var odataClientSettings = new ODataClientSettings(new Uri(IntegrationServiceUrl));
            odataClientSettings.BeforeRequest += (HttpRequestMessage message) =>
            {
                var authenticationHeaderValue = Convert.ToBase64String(Encoding.UTF8.GetBytes($"{Login}:{Password}"));
                message.Headers.Add("Authorization", "Basic " + authenticationHeaderValue);
            };
            Client = new ODataClient(odataClientSettings);
        }

        public ODataClient? Client { get; set; }
    }
}