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

namespace VideoGameQuotes.Web.Search {
	public class SearchService<T, TId> : ISearchService<T, TId> where T : IIdentifiable<TId> {
		private readonly IRepository<T, TId> repository;

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

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

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

		public TId ConvertIdFromStringValue(string idValue) {
			return (TId)Convert.ChangeType(idValue, typeof(TId));
		}
	}
}