"""towebp.py <app> [quality] — raw/<n>.png in the evidence dir -> <app>-screenshot-<n>.webp in website/assets
(Pillow, method 6). Refuses to overwrite an existing asset."""
import os, sys
from PIL import Image
app = sys.argv[1]; q = int(sys.argv[2]) if len(sys.argv) > 2 else 80
EV = os.environ["EV"]; A = "/mnt/5_hdd/felhom.eu/git/felhom.eu/website/assets"
for n in (1, 2, 3):
    src = f"{EV}/{app}/raw/{n}.png"; dst = f"{A}/{app}-screenshot-{n}.webp"
    if os.path.exists(dst) and not os.environ.get("MINE"):
        sys.exit(f"refused: {dst} exists")
    im = Image.open(src).convert("RGB")
    im.save(dst, "WEBP", quality=q, method=6)
    print(dst, im.size, os.path.getsize(dst), "B")