Update app.py
Browse files
app.py
CHANGED
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from flask import Flask, render_template, request, jsonify, session
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from stockfish import Stockfish
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import
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import json
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app = Flask(__name__)
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#
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#
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self.fen = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"
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if self.stockfish:
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self.stockfish.set_fen_position(self.fen)
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def make_move(self, move):
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"""Effectuer un coup"""
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if self.game_over:
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return False, "La partie est terminée"
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if self.stockfish:
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# Vérifier si le coup est légal
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legal_moves = self.stockfish.get_legal_moves()
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if move not in legal_moves:
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return False, "Coup illégal"
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# Effectuer le coup
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self.stockfish.make_moves_from_current_position([move])
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self.fen = self.stockfish.get_fen_position()
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# Vérifier fin de partie
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if self.stockfish.is_game_over():
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self.game_over = True
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if self.stockfish.is_checkmate():
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self.winner = self.current_player
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else:
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self.winner = "draw"
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else:
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# Mode basique sans validation (pour le mode humain sans Stockfish)
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pass
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self.moves_history.append(move)
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self.current_player = "black" if self.current_player == "white" else "white"
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return True, "Coup effectué"
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def get_ai_move(self):
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"""Obtenir le coup de l'IA"""
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if not self.stockfish or self.current_player != "black":
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return None
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best_move = self.stockfish.get_best_move()
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return best_move
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def get_legal_moves(self):
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"""Obtenir les coups légaux"""
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if self.stockfish:
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return self.stockfish.get_legal_moves()
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return []
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def get_game_state(self):
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"""Obtenir l'état complet du jeu"""
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return {
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"game_id": self.game_id,
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"mode": self.mode,
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"current_player": self.current_player,
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"fen": self.fen,
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"moves_history": self.moves_history,
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"game_over": self.game_over,
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"winner": self.winner,
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"legal_moves": self.get_legal_moves()
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}
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@app.route('/')
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def index():
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@app.route('/
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def new_game():
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"""
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data = request.
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mode = data.get('mode', 'human')
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return jsonify({
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})
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@app.route('/
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def make_move():
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"""
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if not
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return jsonify({
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return jsonify({
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})
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@app.route('/
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def
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if not game_id or game_id not in games:
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return jsonify({"success": False, "error": "Partie non trouvée"})
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game = games[game_id]
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return jsonify({
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})
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if
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return jsonify({"success": False, "error": "Partie non trouvée"})
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if __name__ == '__main__':
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app.run(debug=True)
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from flask import Flask, render_template, request, jsonify, session
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from flask_session import Session # Pour gérer les sessions côté serveur si besoin de plus de complexité
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import chess
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import chess.svg
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from stockfish import Stockfish
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import os
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app = Flask(__name__)
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# Configuration de la clé secrète pour les sessions Flask
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app.config["SECRET_KEY"] = os.urandom(24) # Ou une chaîne fixe pour le développement
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# Configuration pour Flask-Session (stocke les sessions côté serveur, ex: filesystem)
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# Ceci est optionnel pour cet exemple simple où FEN est petit, mais bon pour des états plus complexes.
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app.config["SESSION_PERMANENT"] = False
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app.config["SESSION_TYPE"] = "filesystem" # Peut être redis, memcached, etc.
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Session(app)
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# --- IMPORTANT : MODIFIEZ CE CHEMIN ---
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# Mettez le chemin absolu vers votre exécutable Stockfish
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# Exemples:
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# Windows: "C:\\Chemin\\Vers\\Stockfish\\stockfish_15.1_win_x64_avx2.exe"
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# macOS/Linux: "/usr/local/bin/stockfish" ou "./stockfish-ubuntu-x86-64-avx2"
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STOCKFISH_PATH = "/usr/local/bin/stockfish" # <--- MODIFIEZ CECI !
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try:
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stockfish = Stockfish(path=STOCKFISH_PATH,
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depth=15, # Profondeur de recherche par défaut
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parameters={
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"Skill Level": 5, # Niveau de compétence (0-20)
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"Threads": 2, # Nombre de threads CPU à utiliser
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"Hash": 128 # Mémoire pour la table de transposition (en Mo)
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})
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print(f"Stockfish initialisé avec succès. Version: {stockfish.get_stockfish_major_version()}")
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except Exception as e:
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print(f"ERREUR: Impossible d'initialiser Stockfish. Vérifiez le chemin: {STOCKFISH_PATH}")
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print(f"Détail de l'erreur: {e}")
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stockfish = None # Pour que l'app puisse démarrer même si SF échoue (mode IA sera désactivé)
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@app.route('/')
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def index():
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"""Affiche la page principale du jeu."""
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# Initialiser un nouveau plateau si aucun n'existe dans la session
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if 'board_fen' not in session:
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board = chess.Board()
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session['board_fen'] = board.fen()
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session['game_mode'] = 'human' # ou 'ai'
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session['player_color'] = chess.WHITE # Si l'humain joue les blancs contre l'IA
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return render_template('index.html', initial_fen=session['board_fen'])
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@app.route('/new_game', methods=['POST'])
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def new_game():
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"""Commence une nouvelle partie."""
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data = request.get_json()
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mode = data.get('mode', 'human') # 'human' ou 'ai'
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player_plays_white = data.get('player_color_white', True) # True si le joueur joue blanc
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board = chess.Board()
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session['board_fen'] = board.fen()
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session['game_mode'] = mode
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session['player_color'] = chess.WHITE if player_plays_white else chess.BLACK
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ai_move_uci = None
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ai_move_san = None
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if mode == 'ai' and not player_plays_white: # L'IA joue les blancs (premier coup)
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if stockfish:
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stockfish.set_fen_position(board.fen())
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best_move_uci = stockfish.get_best_move()
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if best_move_uci:
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move = chess.Move.from_uci(best_move_uci)
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ai_move_san = board.san(move)
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board.push(move)
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session['board_fen'] = board.fen()
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ai_move_uci = best_move_uci
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else:
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return jsonify({'error': 'Stockfish non disponible'}), 500
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return jsonify({
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'fen': board.fen(),
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'board_svg': chess.svg.board(board=board, size=350),
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'turn': 'Blanc' if board.turn == chess.WHITE else 'Noir',
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'game_over': board.is_game_over(),
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'status': get_game_status(board),
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'ai_move_uci': ai_move_uci,
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'ai_move_san': ai_move_san
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})
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@app.route('/move', methods=['POST'])
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def make_move():
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"""Gère un coup du joueur et potentiellement la réponse de l'IA."""
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if 'board_fen' not in session:
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return jsonify({'error': 'Partie non initialisée. Commencez une nouvelle partie.'}), 400
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board = chess.Board(session['board_fen'])
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game_mode = session.get('game_mode', 'human')
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player_color = session.get('player_color', chess.WHITE)
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data = request.get_json()
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move_uci = data.get('move') # ex: "e2e4"
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if not move_uci:
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return jsonify({'error': 'Aucun coup fourni'}), 400
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player_move_san = None
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try:
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move = chess.Move.from_uci(move_uci)
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if move in board.legal_moves:
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player_move_san = board.san(move)
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board.push(move)
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session['board_fen'] = board.fen()
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else:
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return jsonify({'error': 'Coup illégal', 'fen': board.fen(), 'board_svg': chess.svg.board(board=board, size=350)}), 400
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except ValueError:
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return jsonify({'error': 'Format de coup invalide', 'fen': board.fen(), 'board_svg': chess.svg.board(board=board, size=350)}), 400
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ai_move_uci = None
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ai_move_san = None
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game_over = board.is_game_over()
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status = get_game_status(board)
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if not game_over and game_mode == 'ai' and board.turn != player_color:
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if stockfish:
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stockfish.set_fen_position(board.fen())
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best_move_ai_uci = stockfish.get_best_move_time(1000) # L'IA réfléchit max 1 seconde
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if best_move_ai_uci:
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ai_chess_move = chess.Move.from_uci(best_move_ai_uci)
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ai_move_san = board.san(ai_chess_move)
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board.push(ai_chess_move)
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session['board_fen'] = board.fen()
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ai_move_uci = best_move_ai_uci
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game_over = board.is_game_over() # Vérifier à nouveau après le coup de l'IA
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status = get_game_status(board)
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else:
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status = "Stockfish non disponible. L'IA ne peut pas jouer."
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return jsonify({
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'fen': board.fen(),
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'board_svg': chess.svg.board(board=board, size=350, lastmove=move if not ai_move_uci else ai_chess_move),
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'turn': 'Blanc' if board.turn == chess.WHITE else 'Noir',
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'game_over': game_over,
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'status': status,
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'player_move_san': player_move_san,
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'ai_move_uci': ai_move_uci,
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'ai_move_san': ai_move_san,
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'last_move_uci': move_uci if not ai_move_uci else ai_move_uci
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})
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@app.route('/get_board_state')
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def get_board_state():
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if 'board_fen' not in session:
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return jsonify({'error': 'Partie non initialisée'}), 404
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board = chess.Board(session['board_fen'])
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return jsonify({
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'fen': board.fen(),
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'board_svg': chess.svg.board(board=board, size=350),
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'turn': 'Blanc' if board.turn == chess.WHITE else 'Noir',
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'game_over': board.is_game_over(),
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'status': get_game_status(board)
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})
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def get_game_status(board):
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if board.is_checkmate():
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return f"Échec et mat ! {'Les Noirs' if board.turn == chess.WHITE else 'Les Blancs'} gagnent."
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if board.is_stalemate():
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return "Pat ! Partie nulle."
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+
if board.is_insufficient_material():
|
| 169 |
+
return "Matériel insuffisant. Partie nulle."
|
| 170 |
+
if board.is_seventyfive_moves():
|
| 171 |
+
return "Règle des 75 coups. Partie nulle."
|
| 172 |
+
if board.is_fivefold_repetition():
|
| 173 |
+
return "Répétition (5 fois). Partie nulle."
|
| 174 |
+
if board.is_check():
|
| 175 |
+
return "Échec !"
|
| 176 |
+
return "Partie en cours."
|
|
|
|
| 177 |
|
| 178 |
if __name__ == '__main__':
|
| 179 |
+
if not os.path.exists("flask_session"): # Crée le dossier pour les sessions si besoin
|
| 180 |
+
os.makedirs("flask_session")
|
| 181 |
app.run(debug=True)
|