# utils.py
from PIL import Image
import numpy as np
import os
from config import DEFAULT_IMAGE_PATH, ASSETS_DIR

def ensure_placeholder_image(path=DEFAULT_IMAGE_PATH):
    """Creates a simple placeholder image if it doesn't exist."""
    
    if not os.path.exists(ASSETS_DIR):
        os.makedirs(ASSETS_DIR, exist_ok=True)
        
    if not os.path.exists(path):
        # Create a simple 576x320 blue image
        img = Image.fromarray(np.full((320, 576, 3), [100, 100, 255], dtype=np.uint8))
        img.save(path)
        print(f"Created placeholder image at {path}")
    return path