using Microsoft.Extensions.Logging;
using Services.Numbers;
using Services.Tickets;
using Services.Tickets.Models;
using System.Net.Sockets;

namespace Services.Games;
internal class GameService : IGameService
{
    private readonly INumbersService _numbersService;
    private readonly ITicketService _ticketService;

    public GameService(ILogger<GameService> logger, INumbersService numbersService, ITicketService ticketService)
    {
        _numbersService = numbersService;
        _ticketService = ticketService;
    }

    public async Task<List<(List<LotteryTicket> winTickets, int matches)>> GetWinnersTickets(byte[] winNumbers)
    {
        List<LotteryTicket> tickets = await _ticketService.GetAllTickets();
        return CalculateWinners(tickets, winNumbers);

    }

    private List<(List<LotteryTicket> winTickets,int matches)> CalculateWinners(List<LotteryTicket> tickets, byte[] bytes)
    {
        List<(List<LotteryTicket> winTickets,int matches)> results = new();
        for (int i = 0; i < bytes.Length; i++)
        {
            List<LotteryTicket> winners = new List<LotteryTicket>();
            for (int j = 0; j < tickets.Count; j++)
            {
                if (bytes.Except(tickets[j].Numbers!).Count() == i)
                {
                    winners.Add(tickets[j]);
                    tickets.RemoveAt(j);
                }
            }
            results.Add((winners, bytes.Length - i));
        }
        return results;
    }

    public byte[] GetWinNumbers()
    {
        return _numbersService.GetNumbers(6);
    }
}