добавлена визуализация

komissarovgo/docs2/data2/maze_lab/visualization.py

@@ -0,0 +1,75 @@
+from abc import ABC, abstractmethod
+from typing import List, Optional, Any
+from models import Cell, Maze
+
+
+class Observer(ABC):
+    
+    @abstractmethod
+    def update(self, event_type: str, data: Any = None) -> None:
+        pass
+
+
+class Subject:
+    
+    def __init__(self):
+        self._observers: List[Observer] = []
+    
+    def attach(self, observer: Observer) -> None:
+        self._observers.append(observer)
+    
+    def detach(self, observer: Observer) -> None:
+        self._observers.remove(observer)
+    
+    def notify(self, event_type: str, data: Any = None) -> None:
+        for observer in self._observers:
+            observer.update(event_type, data)
+
+
+class ConsoleView(Observer):
+    
+    def __init__(self):
+        self.last_path: List[Cell] = []
+        self.player_pos: Optional[Cell] = None
+    
+    def update(self, event_type: str, data: Any = None) -> None:
+        if event_type == "path_found":
+            self.last_path = data.get("path", [])
+            print(f"\n=== Путь найден! Длина: {len(self.last_path)} ===")
+        elif event_type == "path_not_found":
+            print("\n=== Путь не найден! ===")
+        elif event_type == "player_moved":
+            self.player_pos = data.get("position")
+            if data.get("redraw", True):
+                self.render(data.get("maze"), self.player_pos, self.last_path)
+        elif event_type == "maze_loaded":
+            print("Лабиринт загружен")
+            self.render(data.get("maze"), None, [])
+    
+    def render(self, maze: Maze, player_pos: Optional[Cell] = None, 
+               path: Optional[List[Cell]] = None) -> None:
+        path_set = set(path) if path else set()
+        
+        print("\n" + "=" * (maze.width + 2))
+        for y in range(maze.height):
+            line = "|"
+            for x in range(maze.width):
+                cell = maze.get_cell(x, y)
+                if player_pos and cell == player_pos:
+                    line += "P"
+                elif cell == maze.start:
+                    line += "S"
+                elif cell == maze.exit:
+                    line += "E"
+                elif cell in path_set and cell != maze.start and cell != maze.exit:
+                    line += "."
+                elif cell.is_wall:
+                    line += "#"
+                else:
+                    line += " "
+            line += "|"
+            print(line)
+        print("=" * (maze.width + 2))
+        
+        if path:
+            print(f"Длина пути: {len(path)}")