From 49ef151e631028e0c9226a3f4c83e1dc80c81be6 Mon Sep 17 00:00:00 2001
From: tseremonnikovaaa <a.tseremonnikova@icloud.com>
Date: Sun, 24 May 2026 20:12:46 +0300
Subject: [PATCH] =?UTF-8?q?=D0=9F=D0=B0=D1=82=D1=82=D0=B5=D1=80=D0=BD=20Ob?=
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---
 tseremonnikovaaa/lab2/docs/data/main2.py | 52 ++++++++++++++++++++++++
 1 file changed, 52 insertions(+)

diff --git a/tseremonnikovaaa/lab2/docs/data/main2.py b/tseremonnikovaaa/lab2/docs/data/main2.py
index 792c32c..df260a4 100644
--- a/tseremonnikovaaa/lab2/docs/data/main2.py
+++ b/tseremonnikovaaa/lab2/docs/data/main2.py
@@ -210,3 +210,55 @@ class MazeSolver:
             algorithm=self.strategy.__class__.__name__
         )
         return path, stats
+
+class Observer(ABC):
+    @abstractmethod
+    def update(self, event_type, data=None):
+        pass
+
+
+class ConsoleLogger(Observer):
+    def update(self, event_type, data=None):
+        if event_type == "search_start":
+            print(f"[LOG] Поиск пути начат")
+        elif event_type == "path_found":
+            print(f"[LOG] Путь найден! Длина: {data}")
+        elif event_type == "no_path":
+            print("[LOG] Путь не найден")
+        elif event_type == "step":
+            print(f"[LOG] Шаг: {data}")
+
+
+class MazeSolverWithObserver(MazeSolver):
+    def __init__(self, maze, strategy, observers=None):
+        super().__init__(maze, strategy)
+        self.observers = observers if observers else []
+
+    def attach(self, observer):
+        self.observers.append(observer)
+
+    def detach(self, observer):
+        self.observers.remove(observer)
+
+    def notify(self, event_type, data=None):
+        for obs in self.observers:
+            obs.update(event_type, data)
+
+    def solve(self):
+        if self.maze.start is None or self.maze.exit is None:
+            raise ValueError("Лабиринт не имеет старта или выхода")
+        self.notify("search_start")
+        start_time = time.perf_counter()
+        path, visited = self.strategy.find_path(self.maze, self.maze.start, self.maze.exit)
+        end_time = time.perf_counter()
+        if path:
+            self.notify("path_found", len(path))
+        else:
+            self.notify("no_path")
+        stats = SearchStats(
+            time_ms=(end_time - start_time) * 1000,
+            visited_cells=visited,
+            path_length=len(path),
+            algorithm=self.strategy.__class__.__name__
+        )
+        return path, stats
\ No newline at end of file