public async Task <DomainValidationResult <Promotion> > RedeemPromotionAsync(Promotion promotion, UserId userId, IDateTimeProvider redeemedAt)
{
var result = new DomainValidationResult <Promotion>();
var user = new User(userId);
var recipient = new PromotionRecipient(user, redeemedAt);
if (promotion.IsExpired())
{
result.AddFailedPreconditionError("The promotional code is expired");
}
if (!promotion.IsActive())
{
result.AddFailedPreconditionError("The promotional code is invalid");
}
if (promotion.IsRedeemBy(recipient))
{
result.AddFailedPreconditionError("The promotional code is already redeemed");
}
if (result.IsValid)
{
promotion.Redeem(recipient);
await _promotionRepository.CommitAsync();
return(promotion);
}
return(result);
}
public async Task ShouldBeHttpStatusCodeBadRequest()
{
var user = TestData.FileStorage.GetUsers().First();
var recipient = new PromotionRecipient(new User(user), new DateTimeProvider(DateTime.UtcNow));
var factory = TestHost.WithClaimsFromDefaultAuthentication(new Claim(JwtClaimTypes.Subject, user.ToString()));
_httpClient = factory.CreateClient();
var testServer = factory.Server;
testServer.CleanupDbContext();
await testServer.UsingScopeAsync(
async scope =>
{
var repository = scope.GetRequiredService <IPromotionRepository>();
repository.Create(GenerateExpiredPromotion(new Money(50)));
await repository.CommitAsync();
});
// Act
using var response = await this.ExecuteAsync(TestCode);
// Assert
response.StatusCode.Should().Be(HttpStatusCode.BadRequest);
await testServer.UsingScopeAsync(
async scope =>
{
var repository = scope.GetRequiredService <IPromotionRepository>();
var promotion = await repository.FindPromotionOrNullAsync(TestCode);
promotion.Should().NotBeNull();
promotion?.IsRedeemBy(recipient).Should().BeFalse();
});
}
public static PromotionRecipientModel ToModel(this PromotionRecipient recipient)
{
return(new PromotionRecipientModel
{
UserId = recipient.User.Id,
RedeemedAt = recipient.RedeemedAt
});
}
