#!/usr/bin/env python3
"""Audit the public WildFIRE-FM release before upload."""

from __future__ import annotations

import json
import re
from pathlib import Path


ROOT = Path(__file__).resolve().parents[1]

REQUIRED = [
    "README.md",
    "LICENSE",
    "requirements.txt",
    "data_sources/DATA_SOURCES.md",
    "models/wildfire_fm/README.md",
    "models/wildfire_fm/modeling_unet.py",
    "models/wildfire_fm/checkpoint_manifest.json",
    "paper/wildfire_fm_evaluation_contracts.pdf",
    "paper_outputs/figures/overview_wildfire.pdf",
    "paper_outputs/figures/matching.pdf",
    "paper_outputs/figures/fig_task_contract_tiles.pdf",
    "paper_outputs/figures/fig_primary_rank_change_map.pdf",
    "paper_outputs/figures/fig_selection_regret_scatter.pdf",
    "paper_outputs/figures/fig_rank_heatmap1.pdf",
    "assets/wildfire_fm_model_card.svg",
    "assets/release_contents.svg",
    "assets/selection_regret_final.png",
    "assets/supporting_rank_map_final.png",
    "assets/primary_rank_change_final.png",
    "artifacts/manifests/paper_outputs.sha256",
    "scripts/check_paper_output_hashes.py",
]

FORBIDDEN_FILE_SUFFIXES = {".tex", ".bib", ".tikz"}
FORBIDDEN_FILE_NAMES = {"manuscript_final.pdf"}

FORBIDDEN_TEXT = [
    "/home/yx21e",
    "/blue/",
    "/orange/",
    "fsu-compsci",
    "TBD",
    "N/A",
    "Pangu24",
]

TEXT_SUFFIXES = {".md", ".py", ".sh", ".tex", ".csv", ".json", ".yml", ".yaml", ".txt"}
SKIP_FOR_FORBIDDEN = {"audit_release.py", "build_selection_regret_rq2_figure.py"}


def iter_text_files() -> list[Path]:
    out: list[Path] = []
    for path in ROOT.rglob("*"):
        if ".git" in path.parts or "__pycache__" in path.parts:
            continue
        if path.name in SKIP_FOR_FORBIDDEN:
            continue
        if path.is_file() and path.suffix in TEXT_SUFFIXES:
            out.append(path)
    return sorted(out)


def main() -> None:
    issues: list[str] = []

    for rel in REQUIRED:
        if not (ROOT / rel).exists():
            issues.append(f"missing required file: {rel}")
    for path in ROOT.rglob("*"):
        if ".git" in path.parts or "__pycache__" in path.parts:
            continue
        if path.is_file() and (path.suffix in FORBIDDEN_FILE_SUFFIXES or path.name in FORBIDDEN_FILE_NAMES):
            issues.append(f"forbidden manuscript/source artifact present: {path.relative_to(ROOT)}")

    for path in iter_text_files():
        text = path.read_text(errors="ignore")
        for token in FORBIDDEN_TEXT:
            if token in text:
                issues.append(f"{path.relative_to(ROOT)} contains forbidden token {token!r}")

    readme = (ROOT / "README.md").read_text(errors="ignore")
    for phrase in ["WildFIRE-FM", "Quick Load", "Data Sources", "Evaluation Snapshot"]:
        if phrase not in readme:
            issues.append(f"README missing expected model-card phrase: {phrase}")

    manifest_path = ROOT / "models/wildfire_fm/checkpoint_manifest.json"
    if manifest_path.exists():
        data = json.loads(manifest_path.read_text())
        checkpoints = data.get("checkpoints", [])
        if len(checkpoints) != 5:
            issues.append("checkpoint manifest should list five seeded checkpoints")
        for item in checkpoints:
            rel = item.get("filename", "")
            if not rel.startswith("models/wildfire_fm/checkpoints/seed_"):
                issues.append(f"unexpected checkpoint filename in manifest: {rel}")
            if "source_path" in item:
                issues.append("checkpoint manifest exposes source_path")
            if not re.fullmatch(r"[0-9a-f]{64}", str(item.get("sha256", ""))):
                issues.append(f"bad sha256 in checkpoint manifest: {item}")

    for path in (ROOT / "paper_outputs/tables").glob("*.tex"):
        text = path.read_text(errors="ignore")
        if re.search(r"\\ms\{[^}]*\}\{0\.0000\}", text):
            issues.append(f"{path.relative_to(ROOT)} displays zero std in an \\ms cell")

    checksum_manifest = ROOT / "artifacts/manifests/paper_outputs.sha256"
    if checksum_manifest.exists():
        listed: list[str] = []
        for line in checksum_manifest.read_text(errors="ignore").splitlines():
            if not line.strip():
                continue
            parts = line.split(None, 1)
            if len(parts) != 2:
                issues.append(f"bad checksum manifest line: {line!r}")
                continue
            rel = parts[1].strip()
            listed.append(rel)
            if not (ROOT / rel).exists():
                issues.append(f"checksum manifest lists missing output: {rel}")
        expected_paths = []
        for rel_root in ["paper", "paper_outputs", "assets"]:
            root_dir = ROOT / rel_root
            if root_dir.exists():
                expected_paths.extend(str(p.relative_to(ROOT)) for p in root_dir.rglob("*") if p.is_file())
        expected = sorted(set(expected_paths))
        if sorted(listed) != expected:
            missing = sorted(set(expected) - set(listed))
            extra = sorted(set(listed) - set(expected))
            if missing:
                issues.append(f"checksum manifest missing outputs: {missing}")
            if extra:
                issues.append(f"checksum manifest has extra outputs: {extra}")

    if issues:
        print("Release audit failed:")
        for issue in issues:
            print(f"- {issue}")
        raise SystemExit(1)
    print("Release audit passed.")


if __name__ == "__main__":
    main()