using System;
using System.Collections.Generic;
using System.Net.Http;
using System.Threading.Tasks;
using Microsoft.Extensions.Options;
using NSE.WebApp.MVC.Extensions;
using NSE.WebApp.MVC.Models;

namespace NSE.WebApp.MVC.Services
{
    public interface ICatalogoService
    {
        Task<IEnumerable<ProdutoViewModel>> ObterTodos();
        Task<ProdutoViewModel> ObterPorId(Guid id);
    }
    public class CatalogoService : Service, ICatalogoService
    {
        private readonly HttpClient _httpClient;

        public CatalogoService(HttpClient httpClient,
            IOptions<AppSettings> settings)
        {
            httpClient.BaseAddress = new Uri(settings.Value.CatalogoUrl);

            _httpClient = httpClient;
        }

        public async Task<ProdutoViewModel> ObterPorId(Guid id)
        {
            var response = await _httpClient.GetAsync($"/catalogo/produtos/{id}");

            TratarErrosResponse(response);

            return await DeserializarObjetoResponse<ProdutoViewModel>(response);
        }

        public async Task<IEnumerable<ProdutoViewModel>> ObterTodos()
        {
            var response = await _httpClient.GetAsync("/catalogo/produtos/");

            TratarErrosResponse(response);

            return await DeserializarObjetoResponse<IEnumerable<ProdutoViewModel>>(response);
        }
    }
}