/// <inheritdoc/>
public async ValueTask <string?> GetMarkupFromUrlAsync(string?url)
{
if (url == null)
{
return(null);
}
if (_cache.TryGetValue(url, out var markup))
{
return(markup);
}
var response = await _httpClient.GetAsync(url);
if (response.IsSuccessStatusCode)
{
markup = await response.Content.ReadAsStringAsync();
// Add fetched svg to cache
_cache.AddOrUpdate(url, markup);
return(markup);
}
else if (_options.IconFetchBehavior == IconFetchBehavior.Once)
{
// Add entry to cache, so that the file won't get fetched again
_cache.AddOrUpdate(url, null);
}
return(null);
}
