114 lines
3.8 KiB
C#
114 lines
3.8 KiB
C#
using Grpc.Net.Client;
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using Microsoft.eShopOnContainers.Web.Shopping.HttpAggregator.Config;
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using Microsoft.eShopOnContainers.Web.Shopping.HttpAggregator.Models;
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using Microsoft.Extensions.Logging;
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using Microsoft.Extensions.Options;
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using System;
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using System.Linq;
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using System.Net.Http;
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using System.Threading.Tasks;
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using GrpcOrdering;
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using Grpc.Core;
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namespace Microsoft.eShopOnContainers.Web.Shopping.HttpAggregator.Services
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{
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public class OrderingService : IOrderingService
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{
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private readonly HttpClient _httpClient;
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private readonly UrlsConfig _urls;
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private readonly ILogger<OrderingService> _logger;
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public OrderingService(HttpClient httpClient, IOptions<UrlsConfig> config, ILogger<OrderingService> logger)
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{
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_httpClient = httpClient;
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_urls = config.Value;
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_logger = logger;
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}
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public async Task<OrderData> GetOrderDraftAsync(BasketData basketData)
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{
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AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2UnencryptedSupport", true);
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AppContext.SetSwitch("System.Net.Http.SocketsHttpHandler.Http2Support", true);
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using (var httpClientHandler = new HttpClientHandler())
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{
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httpClientHandler.ServerCertificateCustomValidationCallback = (message, cert, chain, errors) => { return true; };
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using (var httpClient = new HttpClient(httpClientHandler))
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{
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httpClient.BaseAddress = new Uri(_urls.GrpcOrdering);
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_logger.LogDebug(" Creating grpc client for ordering {@httpClient.BaseAddress}", httpClient.BaseAddress);
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var client = GrpcClient.Create<OrderingGrpc.OrderingGrpcClient>(httpClient);
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_logger.LogDebug(" grpc client created, basketData={@basketData}", basketData);
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try
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{
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var command = MapToOrderDraftCommand(basketData);
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var response = await client.CreateOrderDraftFromBasketDataAsync(command);
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_logger.LogDebug(" grpc response: {@response}", response);
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return MapToResponse(response);
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}
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catch (RpcException e)
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{
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_logger.LogError($"Error calling via grpc to ordering: {e.Status} - {e.Message}");
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}
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}
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}
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return null;
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}
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private OrderData MapToResponse(GrpcOrdering.OrderDraftDTO orderDraft)
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{
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if (orderDraft == null)
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{
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return null;
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}
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var data = new OrderData
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{
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Total = (decimal)orderDraft.Total,
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};
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orderDraft.OrderItems.ToList().ForEach(o => data.OrderItems.Add(new OrderItemData
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{
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Discount = (decimal)o.Discount,
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PictureUrl = o.PictureUrl,
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ProductId = o.ProductId,
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ProductName = o.ProductName,
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UnitPrice = (decimal)o.UnitPrice,
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Units = o.Units,
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}));
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return data;
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}
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private CreateOrderDraftCommand MapToOrderDraftCommand(BasketData basketData)
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{
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var command = new CreateOrderDraftCommand
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{
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BuyerId = basketData.BuyerId,
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};
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basketData.Items.ForEach(i => command.Items.Add(new BasketItem
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{
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Id = i.Id,
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OldUnitPrice = (double)i.OldUnitPrice,
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PictureUrl = i.PictureUrl,
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ProductId = i.ProductId,
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ProductName = i.ProductName,
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Quantity = i.Quantity,
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UnitPrice = (double)i.UnitPrice,
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}));
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return command;
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}
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}
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}
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