create game - Issue #24

snake_game.py

@@ -0,0 +1,136 @@
+# Simple Snake Game CLI Implementation
+# Author: Assistant
+# To run: python snake_game.py
+# 
+# Controls:
+#   W - Move Up
+#   A - Move Left
+#   S - Move Down
+#   D - Move Right
+#   Q - Quit Game
+#
+# Game Rules:
+# - Eat food (F) to grow your snake (O)
+# - Avoid hitting walls or yourself
+# - Your score increases with each food eaten
+
+import random
+import time
+import os
+class SnakeGame:
+    def __init__(self, width=20, height=10):
+        self.width = width
+        self.height = height
+        self.snake = [(height // 2, width // 2)]
+        self.food = self._generate_food()
+        self.direction = 'RIGHT'
+        self.game_over = False
+
+    def _generate_food(self):
+        while True:
+            food = (random.randint(0, self.height - 1), random.randint(0, self.width - 1))
+            if food not in self.snake:
+                return food
+
+    def _move_snake(self):
+        head_y, head_x = self.snake[0]
+
+        if self.direction == 'UP':
+            new_head = (head_y - 1, head_x)
+        elif self.direction == 'DOWN':
+            new_head = (head_y + 1, head_x)
+        elif self.direction == 'LEFT':
+            new_head = (head_y, head_x - 1)
+        elif self.direction == 'RIGHT':
+            new_head = (head_y, head_x + 1)
+
+        # Check for collisions with walls
+        if (new_head[0] < 0 or new_head[0] >= self.height or 
+            new_head[1] < 0 or new_head[1] >= self.width):
+            self.game_over = True
+            return
+
+        # Check for collision with self
+        if new_head in self.snake:
+            self.game_over = True
+            return
+
+        self.snake.insert(0, new_head)
+
+        # Check if food is eaten
+        if new_head == self.food:
+            self.food = self._generate_food()
+        else:
+            self.snake.pop()
+
+    def change_direction(self, direction):
+        # Prevent 180-degree turns
+        if (direction == 'UP' and self.direction != 'DOWN' or
+            direction == 'DOWN' and self.direction != 'UP' or
+            direction == 'LEFT' and self.direction != 'RIGHT' or
+            direction == 'RIGHT' and self.direction != 'LEFT'):
+            self.direction = direction
+
+    def display(self):
+        os.system('cls' if os.name == 'nt' else 'clear')
+
+        # Create the game board
+        board = [[' ' for _ in range(self.width)] for _ in range(self.height)]
+
+        # Place snake on board
+        for segment in self.snake:
+            board[segment[0]][segment[1]] = 'O'
+
+        # Place food on board
+        board[self.food[0]][self.food[1]] = 'F'
+
+        # Print the board
+        print('+' + '-' * self.width + '+')
+        for row in board:
+            print('|' + ''.join(row) + '|')
+        print('+' + '-' * self.width + '+')
+
+        # Print score
+        print(f"Score: {len(self.snake) - 1}")
+
+    def run(self):
+        print("Welcome to Snake Game!")
+        print("Use WASD keys to control the snake. Press 'Q' to quit.")
+        time.sleep(2)
+
+        while not self.game_over:
+            self.display()
+
+            # Get user input
+            try:
+                user_input = input("Enter move (WASD): ").upper()
+            except EOFError:
+                # Handle non-interactive environments
+                break
+
+            if user_input == 'Q':
+                break
+            elif user_input == 'W':
+                self.change_direction('UP')
+            elif user_input == 'S':
+                self.change_direction('DOWN')
+            elif user_input == 'A':
+                self.change_direction('LEFT')
+            elif user_input == 'D':
+                self.change_direction('RIGHT')
+
+            self._move_snake()
+            time.sleep(0.2)
+
+        if self.game_over:
+            print("Game Over!")
+        print(f"Final Score: {len(self.snake) - 1}")
+
+
+def main():
+    game = SnakeGame()
+    game.run()
+
+
+if __name__ == "__main__":
+    main()