import sys
import pygame
import random

pygame.init()
WIDTH, HEIGHT = 300, 600
GRID_SIZE = 30
WHITE = (255, 255, 255)
BLACK = (0, 0, 0)
RED = (255, 0, 0)
SHAPES = [
    [['.....',
      '.....',
      '.....',
      'OOOO.',
      '.....'],  # O shape
     ['.....',
      '..O..',
      '..O..',
      '..O..',
      '..O..']],
    # More shapes ...
]
class Tetromino:
    def __init__(self, x, y, shape):
        self.x = x
        self.y = y
        self.shape = shape
        self.color = random.choice([RED, (0, 255, 0), (0, 0, 255)])  # Random color
        self.rotation = 0

class Tetris:
    def __init__(self):
        self.grid = [[0 for _ in range(WIDTH // GRID_SIZE)] for _ in range(HEIGHT // GRID_SIZE)]
        self.current_piece = self.new_piece()
        self.game_over = False

    def new_piece(self):
        shape = random.choice(SHAPES)
        return Tetromino(WIDTH // GRID_SIZE // 2, 0, shape)
def valid_move(self, piece, dx, dy):
    # Check if the piece can move to the new position
    for i, row in enumerate(piece.shape[piece.rotation]):
        for j, cell in enumerate(row):
            if cell == 'O':
                if (piece.x + j + dx < 0 or piece.x + j + dx >= len(self.grid[0]) or
                        piece.y + i + dy >= len(self.grid) or
                        self.grid[piece.y + i + dy][piece.x + j + dx] != 0):
                    return False
    return True
def main():
    screen = pygame.display.set_mode((WIDTH, HEIGHT))
    pygame.display.set_caption("Tetris")
    clock = pygame.time.Clock()
    game = Tetris()

    while True:
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                pygame.quit()
                sys.exit()
            # Handle user input for moving/rotating pieces

        screen.fill(BLACK)
        # Draw the grid and current pieces here
        pygame.display.flip()
        clock.tick(60)

if __name__ == "__main__":
    main()