using System.Collections.Generic;
using System.Linq;
using Portoa.Persistence;

namespace VideoGameQuotes.Api.Persistence {

	public interface ISearchService<T> where T : Entity<T, int> {
		IEnumerable<T> FindByIds(IEnumerable<int> ids);
		IEnumerable<T> GetAllIndexableRecords();
	}

	public class SearchService<T> : ISearchService<T> where T : Entity<T, int> {
		private readonly IRepository<T> repository;

		public SearchService(IRepository<T> repository) {
			this.repository = repository;
		}

		[UnitOfWork]
		public IEnumerable<T> FindByIds(IEnumerable<int> ids) {
			
			return repository
				.Records
				.Where(entity => ids.ToArray().Contains(entity.Id));
		}

		[UnitOfWork]
		public IEnumerable<T> GetAllIndexableRecords() {
			return repository.Records;
		}
	}
}