"""Inspect actual ASM framebuffers, not an independently simulated renderer."""
from pathlib import Path
import hashlib

from PIL import Image

ROOT = Path(__file__).resolve().parents[2]
OUT = ROOT / "build/actions"


def main():
    names = ("ready", "deal", "attack", "defense", "flight", "taking",
             "result", "long-hand", "exit")
    frames = {}
    hashes = set()
    for name in names:
        frame = Image.open(OUT / f"durak-{name}.bmp").convert("RGB")
        assert frame.size == (640, 480), name
        assert len(frame.getcolors(640 * 480)) > 1000, name
        header = (10, 14, 16) if name == "exit" else (21, 29, 32)
        assert frame.getpixel((0, 0)) == header, name
        digest = hashlib.sha256(frame.tobytes()).digest()
        assert digest not in hashes, f"Duplicate scene: {name}"
        hashes.add(digest)
        frames[name] = frame
        frame.save(OUT / f"durak-{name}.png")

    # The modal freezes a paid hand, and is inside the same 640x480 framebuffer.
    assert frames["exit"].getpixel((44, 136)) == (21, 29, 32)
    assert frames["exit"].getpixel((68, 306)) == (45, 73, 61)
    assert frames["exit"].getpixel((336, 306)) == (73, 49, 48)
    # Long hand shows only the last four cards, not a card fan escaping the screen.
    for x in (20, 55, 90, 125):
        region = frames["long-hand"].crop((x * 2, 336, (x + 34) * 2, 430))
        assert len(region.getcolors(34 * 2 * 94)) >= 3
        assert frames["long-hand"].getpixel((x * 2 + 16, 380)) == (238, 237, 226)
    # Both pagers have the same frame/fill coordinates as their actual hitboxes.
    assert frames["long-hand"].getpixel((5, 365)) == (213, 199, 158)
    assert frames["long-hand"].getpixel((609, 365)) == (213, 199, 158)
    print("PASS: nine distinct native Durak phases, modal/button bounds, paged 36-card hand")


if __name__ == "__main__":
    main()