using Microsoft.AspNetCore.Mvc;

namespace ooya.ga_api.Controllers;

[ApiController]
[Microsoft.AspNetCore.Mvc.Route("/api/v1")]
public class ApiController : ControllerBase
{
    private static readonly Random Random = new Random();
    private static readonly List<Game> GameList = new List<Game>();

    private readonly ILogger<ApiController> _logger;

    public ApiController(ILogger<ApiController> logger)
    {
        _logger = logger;
    }

    [HttpGet("version", Name = "version", Order = 1)]
    public string Version()
    {
        return "1.0.0";
    }

    [HttpGet("game", Name = "game", Order = 2)]
    public GameDto NewGame()
    {
        Game pGame = h_NewGame(0);
        GameList.Add(pGame);
        return Mapper.ToGameDto(pGame);
    }

    [HttpGet("turn", Name = "turn", Order = 3)]
    public GameDto? Turn(
        string gameGuid, 
        string witchGuid
        )
    {
        Game pGame = GameList.FirstOrDefault(p => p.Guid == gameGuid);
        if (pGame == null) return null;
        Witch pWitch = pGame.Witches.FirstOrDefault(p => p.Guid == witchGuid);
        if (pWitch == null) return null;
        if (pWitch.FlagReal)
        {
            Game pNewGame = h_NewGame(pGame.Score + pGame.Witches.Count());
            GameList.Add(pNewGame);
            return Mapper.ToGameDto(pNewGame);
        }
        else
        {
            pGame.Score--;
            return Mapper.ToGameDto(pGame);
        }
    }

    #region private methods

    private Game h_NewGame(int iScore)
    {
        Game pGame = new Game(iScore)
        {
            Witches = h_CreateWitches(Random.Next(2, 5))
        };
        return pGame;
    }

    private IEnumerable<Witch> h_CreateWitches(int count)
    {
        List<Witch> witches = new List<Witch>();
        for (int ii = 0; ii < count; ii++)
        {
            witches.Add(new Witch(ii));
        }

        int iIndex = Random.Next(0, count);
        witches[iIndex].FlagReal = true;
        return witches;
    }

    #endregion
}