# app.py
import pygame
import random
import sys

pygame.init()

# Screen setup
WIDTH, HEIGHT = 600, 400
screen = pygame.display.set_mode((WIDTH, HEIGHT))
pygame.display.set_caption("Trip n’ Run")

# Colors
WHITE = (255, 255, 255)
BLACK = (0, 0, 0)
SKY = (135, 206, 235)
GROUND = (139, 69, 19)
RED = (255, 0, 0)

clock = pygame.time.Clock()
FPS = 60

font = pygame.font.SysFont(None, 36)

# Player setup
player = pygame.Rect(50, HEIGHT - 70, 40, 40)
player_vel_y = 0
gravity = 0.8
is_jumping = False

# Obstacles
obstacles = []
obstacle_timer = 0

# Score
score = 0

def game_loop():
    global player_vel_y, is_jumping, obstacle_timer, score
    running = True
    while running:
        screen.fill(SKY)
        pygame.draw.rect(screen, GROUND, (0, HEIGHT - 30, WIDTH, 30))
        
        for event in pygame.event.get():
            if event.type == pygame.QUIT:
                running = False

        keys = pygame.key.get_pressed()
        if keys[pygame.K_SPACE] and not is_jumping:
            player_vel_y = -12
            is_jumping = True

        player_vel_y += gravity
        player.y += player_vel_y

        if player.y >= HEIGHT - 70:
            player.y = HEIGHT - 70
            is_jumping = False

        pygame.draw.rect(screen, RED, player)

        # Obstacles
        obstacle_timer += 1
        if obstacle_timer > 60:
            obstacle = pygame.Rect(WIDTH, HEIGHT - 50, 30, 30)
            obstacles.append(obstacle)
            obstacle_timer = 0

        for obstacle in obstacles:
            obstacle.x -= 6
            pygame.draw.rect(screen, BLACK, obstacle)
            if player.colliderect(obstacle):
                game_over(score)

        # Score
        score += 1
        score_text = font.render(f"Score: {score}", True, BLACK)
        screen.blit(score_text, (10, 10))

        pygame.display.flip()
        clock.tick(FPS)

    pygame.quit()
    sys.exit()

def game_over(score):
    screen.fill(WHITE)
    text = font.render(f"Game Over! Score: {score}", True, BLACK)
    screen.blit(text, (WIDTH // 2 - 100, HEIGHT // 2))
    pygame.display.flip()
    pygame.time.wait(2000)
    pygame.quit()
    sys.exit()

# Run the game
game_loop()