src/Services/Basket/Basket.API/Grpc/BasketService.cs

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namespace GrpcBasket;

public class BasketService : Basket.BasketBase
{
    private readonly IBasketRepository _repository;
    private readonly ILogger<BasketService> _logger;

    public BasketService(IBasketRepository repository, ILogger<BasketService> logger)
    {
        _repository = repository;
        _logger = logger;
    }

    [AllowAnonymous]
    public override async Task<CustomerBasketResponse> GetBasketById(BasketRequest request, ServerCallContext context)
    {
        _logger.LogInformation("Begin grpc call from method {Method} for basket id {Id}", context.Method, request.Id);

        var data = await _repository.GetBasketAsync(request.Id);

        if (data != null)
        {
            context.Status = new Status(StatusCode.OK, $"Basket with id {request.Id} do exist");

            return MapToCustomerBasketResponse(data);
        }
        else
        {
            context.Status = new Status(StatusCode.NotFound, $"Basket with id {request.Id} do not exist");
        }

        return new CustomerBasketResponse();
    }

    public override async Task<CustomerBasketResponse> UpdateBasket(CustomerBasketRequest request, ServerCallContext context)
    {
        _logger.LogInformation("Begin grpc call BasketService.UpdateBasketAsync for buyer id {Buyerid}", request.Buyerid);

        var customerBasket = MapToCustomerBasket(request);

        var response = await _repository.UpdateBasketAsync(customerBasket);

        if (response != null)
        {
            return MapToCustomerBasketResponse(response);
        }

        context.Status = new Status(StatusCode.NotFound, $"Basket with buyer id {request.Buyerid} do not exist");

        return null;
    }

    private CustomerBasketResponse MapToCustomerBasketResponse(CustomerBasket customerBasket)
    {
        var response = new CustomerBasketResponse
        {
            Buyerid = customerBasket.BuyerId
        };

        customerBasket.Items.ForEach(item => response.Items.Add(new BasketItemResponse