From dfd34a3974a466b2d03c0d1314414d71acb84690 Mon Sep 17 00:00:00 2001
From: lukovnikovde <lukovnikovdimas@yandex.ru>
Date: Sun, 24 May 2026 22:29:17 +0000
Subject: [PATCH] [2] add player rejim

---
 lukovnikovde/docs/data/2-nd-exercise/main.py | 124 +++++++++++++++++++
 1 file changed, 124 insertions(+)

diff --git a/lukovnikovde/docs/data/2-nd-exercise/main.py b/lukovnikovde/docs/data/2-nd-exercise/main.py
index 1966589..1e0c35a 100644
--- a/lukovnikovde/docs/data/2-nd-exercise/main.py
+++ b/lukovnikovde/docs/data/2-nd-exercise/main.py
@@ -207,6 +207,130 @@ class LabyrinthSolver:
         }
 
 
+class EventListener:
+    def notify(self, event, data):
+        raise NotImplementedError
+
+
+class ConsoleRenderer(EventListener):
+    def __init__(self, walker=None):
+        self.last_path = None
+        self.walker = walker
+
+    def notify(self, event, data):
+        if event == "maze_loaded":
+            self._draw_maze(data)
+        elif event == "path_found":
+            self.last_path = data
+            self._show_path_info(data)
+        elif event == "player_moved":
+            self._draw_maze_with_player(data)
+
+    def _draw_maze(self, lab):
+        os.system('cls' if os.name == 'nt' else 'clear')
+        print("=" * (lab.width * 2 + 4))
+        print("   ЛАБИРИНТ")
+        print("=" * (lab.width * 2 + 4))
+        for y in range(lab.height):
+            print("  ", end='')
+            for x in range(lab.width):
+                t = lab.get_tile(x, y)
+                if t == lab.start_tile:
+                    print('S', end=' ')
+                elif t == lab.exit_tile:
+                    print('E', end=' ')
+                elif t.wall:
+                    print('#', end=' ')
+                else:
+                    print('.', end=' ')
+            print()
+        print("=" * (lab.width * 2 + 4))
+        print("  S - старт  E - выход  # - стена  . - проход")
+
+    def _draw_maze_with_player(self, lab):
+        os.system('cls' if os.name == 'nt' else 'clear')
+        print("=" * (lab.width * 2 + 4))
+        print("   ЛАБИРИНТ (игрок = P)")
+        print("=" * (lab.width * 2 + 4))
+        for y in range(lab.height):
+            print("  ", end='')
+            for x in range(lab.width):
+                t = lab.get_tile(x, y)
+                if self.walker and t == self.walker.current:
+                    print('P', end=' ')
+                elif t == lab.start_tile:
+                    print('S', end=' ')
+                elif t == lab.exit_tile:
+                    print('E', end=' ')
+                elif t.wall:
+                    print('#', end=' ')
+                else:
+                    print('.', end=' ')
+            print()
+        print("=" * (lab.width * 2 + 4))
+        if self.walker:
+            print(f"  Позиция игрока: ({self.walker.current.x}, {self.walker.current.y})")
+
+    def _show_path_info(self, path):
+        if not path:
+            print("\n  Путь не найден!")
+        else:
+            print(f"\n  Путь найден! Длина = {len(path)}")
+
+
+class Walker:
+    def __init__(self, start_tile, lab):
+        self.current = start_tile
+        self.prev = None
+        self.lab = lab
+
+    def move(self, target_tile):
+        if target_tile and target_tile.passable():
+            self.prev = self.current
+            self.current = target_tile
+            return True
+        return False
+
+    def undo(self):
+        if self.prev:
+            self.current, self.prev = self.prev, None
+            return True
+        return False
+
+
+class Action:
+    def do(self):
+        raise NotImplementedError
+    def undo(self):
+        raise NotImplementedError
+
+
+class MoveAction(Action):
+    def __init__(self, walker, dx, dy, lab):
+        self.walker = walker
+        self.dx = dx
+        self.dy = dy
+        self.lab = lab
+        self.done = False
+
+    def do(self):
+        new_x = self.walker.current.x + self.dx
+        new_y = self.walker.current.y + self.dy
+        target = self.lab.get_tile(new_x, new_y)
+        if target and target.passable():
+            self.walker.move(target)
+            self.done = True
+            return True
+        return False
+
+    def undo(self):
+        if self.done:
+            self.walker.undo()
+            self.done = False
+            return True
+        return False
+
+
 if __name__ == "__main__":
     loader = TextLabyrinthLoader()
     lab = loader.load("maze/maze1.txt")