upd

chess0.py

@@ -13,10 +13,6 @@ class IllegalMove(Exception):
     pass
 
 
-def outcome_to_str(outcome):
-    return f"{outcome.result()}: {outcome.termination.name}"
-
-
 class ChessSession:
     def __init__(self, engine):
         self.engine = engine
@@ -27,11 +23,13 @@ class ChessSession:
 
     def check_game_over(self):
         if self.board.is_game_over():
-            raise GameOver(f"{outcome_to_str(self.board.outcome())} [{len(self.board.move_stack)}]")
+            outcome = self.board.outcome()
+
+            raise GameOver(f"{outcome.result()} {outcome.termination.name}")
         elif self.board.status() & chess.STATUS_NO_WHITE_KING:
-            raise GameOver(f"0-1 CHECKMATE [{len(self.board.move_stack)}]")
+            raise GameOver(f"0-1 CHECKMATE")
         elif self.board.status() & chess.STATUS_NO_BLACK_KING:
-            raise GameOver(f"1-0 CHECKMATE [{len(self.board.move_stack)}]")
+            raise GameOver(f"1-0 CHECKMATE")
         elif not self.board.is_valid():
             raise GameOver(f"Некорректное состояние доски.")
 
@@ -133,10 +131,15 @@ class ChessManager:
             if len(session.board.move_stack) > 1 and session.board.move_stack[-2] != chess.Move.null():
                 arrows.append((session.board.move_stack[-2].from_square, session.board.move_stack[-2].to_square))
  
+        move = None
+
+        if self.board.attackers_mask(chess.WHITE, self.board.king(chess.BLACK)) != 0:
+            move = self.board.king(chess.BLACK)
+          
         if session.board.is_check():
-            return chess.svg.board(session.board, size=size, arrows=arrows, fill={checker: "#cc0000cc" for checker in session.board.checkers()}, check=session.board.king(session.board.turn))
+            return chess.svg.board(session.board, size=size, lastmove=move, arrows=arrows, fill={checker: "#cc0000cc" for checker in session.board.checkers()}, check=session.board.king(session.board.turn))
 
-        return chess.svg.board(session.board, size=size, arrows=arrows)
+        return chess.svg.board(session.board, size=size, lastmove=move, arrows=arrows)
 
     def ascii(self, id):
         session = self.sessions.get(id)
@@ -169,4 +172,4 @@ class ChessManager:
         else:
             moves = session.board.move_stack
 
-        return " ".join(map(str, moves))
+        return " ".join(map(lambda m: "пропуск" if m == chess.Move.null() else str(m), moves))

commands.py

@@ -710,12 +710,15 @@ async def chess_skip_handler(chess, id):
         return ["Нет активной игры."]
     except GameOver as e:
         board = svg2png(chess.svg(id))
+        moves = chess.moves(id)
+        moves_count = chess.moves_count(id)
 
         await chess.end(id)
 
         return [
             board,
             f"Конец игры: {str(e)}",
+            f"Ходы (всего {moves_count}, первый ход - игрока): {moves}"
         ]
 
     reply = [svg2png(chess.svg(id))]