import '../../core/config/app_constants.dart';
import '../entities/pokemon.dart';

/// Phase courante de la partie.
enum GameStatus { loading, playing, roundWon, gameOver, error }

/// Résultat d'une soumission de réponse.
enum GuessResult { correct, wrong, gameOver, invalid }

/// État immuable d'une partie.
class GameState {
  final Pokemon? currentPokemon;
  final int lives;
  final int skips;
  final int hints;
  final int sessionCorrectCount;
  final int currentScore;
  final int bestScore;
  final bool isShiny;
  final bool isHintUsed;
  final GameStatus status;

  const GameState({
    this.currentPokemon,
    this.lives = AppConstants.startingLives,
    this.skips = AppConstants.startingSkips,
    this.hints = AppConstants.startingHints,
    this.sessionCorrectCount = 0,
    this.currentScore = 0,
    this.bestScore = 0,
    this.isShiny = false,
    this.isHintUsed = false,
    this.status = GameStatus.loading,
  });

  GameState copyWith({
    Pokemon? currentPokemon,
    int? lives,
    int? skips,
    int? hints,
    int? sessionCorrectCount,
    int? currentScore,
    int? bestScore,
    bool? isShiny,
    bool? isHintUsed,
    GameStatus? status,
  }) {
    return GameState(
      currentPokemon: currentPokemon ?? this.currentPokemon,
      lives: lives ?? this.lives,
      skips: skips ?? this.skips,
      hints: hints ?? this.hints,
      sessionCorrectCount: sessionCorrectCount ?? this.sessionCorrectCount,
      currentScore: currentScore ?? this.currentScore,
      bestScore: bestScore ?? this.bestScore,
      isShiny: isShiny ?? this.isShiny,
      isHintUsed: isHintUsed ?? this.isHintUsed,
      status: status ?? this.status,
    );
  }
}

/// Issue d'un appel à GameEngine.submitGuess : nouvel état + nature du résultat.
class GuessOutcome {
  final GameState state;
  final GuessResult result;
  const GuessOutcome(this.state, this.result);
}