private async Task PopulateCacheAsync(IEnumerable <NsfwImageApi>?nsfwImagesApi, NsfwImageApiProvider provider)
{
if (nsfwImagesApi is null)
{
return;
}
var imagesApi = nsfwImagesApi.Select(x => new NsfwImage
{
Url = x.FileUrl,
Tags = (string.IsNullOrEmpty(x.Tags) ? x.TagString ! : x.Tags)
.Split(" ", StringSplitOptions.RemoveEmptyEntries)
.Where(y => !_blacklistTags.Contains(y)),
Provider = provider
}).ToList();
public async Task <NsfwImage?> GetNsfwImageAsync(NsfwImageApiProvider provider, string?tags = null)
{
var random = new Random();
if (provider == NsfwImageApiProvider.Random)
{
provider = (NsfwImageApiProvider)random.Next(4);
}
var nsfwImages = _cache.Get <HashSet <NsfwImage> >(provider);
List <NsfwImage> nsfwImagesList;
if (string.IsNullOrEmpty(tags))
{
nsfwImagesList = nsfwImages.ToList();
return(nsfwImagesList[random.Next(nsfwImagesList.Count)]);
}
var tagsList = tags.Split(",", StringSplitOptions.RemoveEmptyEntries)
.Select(x => x.Trim().ToLower().Replace(" ", "_"))
.Where(y => !_blacklistTags.Contains(y))
.ToList();
if (tagsList.Count == 0 || tagsList.Count > 3)
{
return(null);
}
foreach (var tag in tagsList.Where(tag => !_downloadedTags.Contains($"{provider.ToString()}_{tag}")))
{
await PopulateCacheTagAsync(provider, tag);
}
nsfwImagesList = nsfwImages.Where(x => tagsList.All(tag1 => x.Tags.Any(tag2 => string.Equals(tag1, tag2)))).ToList();
if (nsfwImagesList.Count == 0)
{
return(null);
}
return(nsfwImagesList[random.Next(nsfwImagesList.Count)]);
}
