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#!/usr/bin/env python3
"""Re-score the stored per-item outputs of VeriSpoof-Base / -Plus (reference_results/<model>/<subset>.parquet) with
scripts/score.py and compare with the metrics reported by the research evaluation (reported_metrics.json).

    python scripts/check_reference.py [--bench <dataset dir>]

Metrics that need model log-probabilities not stored per item (ad_reasoning eer_loc, flip_rate, head_* token-head
metrics, held-out faithfulness rates) are listed as not re-scorable.
"""
import argparse
import json
import os
import sys

sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
import score as SC  # noqa: E402

HERE = os.path.dirname(os.path.abspath(__file__))


def main():
    ap = argparse.ArgumentParser()
    ap.add_argument("--bench", default=os.path.join(HERE, ".."))
    a = ap.parse_args()
    ok = True
    for model in ("verispoof_base", "verispoof_plus"):
        d = f"{a.bench}/reference_results/{model}"
        rep = json.load(open(f"{d}/reported_metrics.json"))
        n_cmp, worst, skipped = 0, (0.0, None), set()
        for s, r in rep.items():
            items = SC.load_items(a.bench, s)
            m = SC.score_subset(items, SC.read_table(f"{d}/{s}"), None, s)
            for k, v in r.items():
                if not isinstance(v, (int, float)) or isinstance(v, bool):
                    continue
                if k not in m or m[k] is None:
                    skipped.add(k)
                    continue
                diff = abs(m[k] - v)
                n_cmp += 1
                if diff > worst[0]:
                    worst = (diff, f"{s}:{k} rescored {m[k]} reported {v}")
                if diff > 1e-3:
                    ok = False
                    print(f"MISMATCH {model} {s} {k}: rescored {m[k]} reported {v}")
        print(f"{model}: {len(rep)} subsets, {n_cmp} metric values compared, max |diff| {worst[0]:.2g} ({worst[1]}); "
              f"not re-scorable from stored outputs: {sorted(skipped)}")
    print("ALL MATCH" if ok else "SOME MISMATCHES")


if __name__ == "__main__":
    main()