public string GetMeme(MemeType type)
{
if (Directory.Exists(config.ImagesPath))
{
var memesQuery = DirSearch(config.ImagesPath).Where(o => o.Contains($"{type.ToString().ToLower()}"));
if (pastMemes[type].Count >= memesQuery.Count())
{
pastMemes[type].Clear();
}
var m = memesQuery.Where(o => !pastMemes[type].Contains(o)).ToArray();
var meme = m.Length > 0 ? m[random.Next(m.Length)] : null;
pastMemes[type].Add(meme);
return(meme);
}
else
{
return(null);
}
}
