Poszukiwacz/Serwer/Serwer.Infrastructure/Repositories/HistoryRepository.cs

using Serwer.Core.Domain;
using Serwer.Core.Repositories;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

namespace Serwer.Infrastructure.Repositories
{
    public class HistoryRepository: IHistoryRepository
    {
        private static ISet<UserHistory> _history = new HashSet<UserHistory>();

        public async Task AddAsync(User user, string query)
        {
            var history = _history.FirstOrDefault(x => x.User.Id == user.Id);
            if(history == null)
            {
                history = new UserHistory(user);
            }
            history.Add(query);
            await Task.FromResult(_history.Add(history));
        }

        public async Task<UserHistory> GetAsync(User user)
        {
            var history = _history.FirstOrDefault(x => x.User.Id == user.Id);
            return await Task.FromResult(history);
        }

    }
}