using Backend.DatabaseHandler;

namespace Backend.Interface
{
	public interface INewsSentimentStore
	{
		Task<List<NewsSentimentRecord>> GetByKeywordAsync(
			string keyword,
			CancellationToken cancellationToken = default);

		Task<List<NewsSentimentRecord>> GetFeedAsync(
			IEnumerable<string> keywords,
			int limit,
			CancellationToken cancellationToken = default);

		Task InsertAsync(
			IEnumerable<NewsSentimentRecord> records,
			CancellationToken cancellationToken = default);

		Task<HashSet<string>> GetExistingHashesAsync(
			string keyword,
			CancellationToken cancellationToken = default);
	}
}