"""Smoke test: load laya-browser from the Hub (or a local dir) and answer one recorded browser step.

    uv run python verify.py                 # downloads cklxx/laya-browser (model at the repo root)
    uv run python verify.py /path/to/dir    # a local copy
    uv run python verify.py --fast          # laya's TileLang fast path (CUDA)
"""
import json, os, sys
HERE = os.path.dirname(os.path.abspath(__file__))
sys.path.insert(0, os.path.join(HERE, "apps"))
from laya_browser import LayaBrowser

src = next((a for a in sys.argv[1:] if not a.startswith("--")), "cklxx/laya-browser")
lb = LayaBrowser.from_pretrained(src, fast="--fast" in sys.argv)
body = json.load(open(os.path.join(HERE, "sample_request.json")))       # a request as jev-ultrafast sends it
for _ in range(3):
    out = lb.systemone(body)["answers"]
op = out["operation"]["choice"]
print("operation:", op, round(out["operation"]["confidence"], 3))
tq = op.lower() + "_target"
if tq in out:
    print("target:", out[tq]["choice"], body["questions"][tq]["criteria"][out[tq]["choice"]])
print("ok")