public async Task AddShortUrl_AlreadyExists_ViolatesUniqueness(int id)
{
var url = new GkamaUrl()
{
Id = id,
Target = "https://www.google.com/maps",
ShortUrl = "https://gkama.it/5"
};
await Assert.ThrowsAsync <InvalidOperationException>(() => _repo.AddUrlAsync(url));
}
/// <summary>
/// Shortens a url
/// </summary>
public async Task <string> ShortenUrlAsync(ShortenUrlRequest request)
{
if (request == null)
{
throw new InvalidShortenUrlRequestException("ShortenUrlRequest is null");
}
if (string.IsNullOrEmpty(request.LongUrl) || !Uri.TryCreate(request.LongUrl, UriKind.Absolute, out Uri uri))
{
throw new InvalidShortenUrlRequestException("The URL is either missing or not a valid URI");
}
// Check if the url is a known phishing site
var isPhish = await _phishSubmissionsRepository.IsPhishAsync(uri.Host);
if (isPhish)
{
//TODO: Flag ip address
throw new InvalidShortenUrlRequestException($"The URL {request.LongUrl} is flagged for phishing");
}
// TODO: add logic for shortening the submitted URL
var encodedUrl = request.LongUrl;
var shortUrl = new ShortUrl
{
Id = Guid.NewGuid(),
ShortenUrl = encodedUrl,
LongUrl = request.LongUrl,
CreatedOn = DateTimeOffset.UtcNow
};
await _urlRepository.AddUrlAsync(shortUrl);
return(encodedUrl);
}