#!/usr/bin/env python3
import json
import subprocess
import sys
import tempfile
from pathlib import Path


ROOT = Path(__file__).resolve().parent.parent
SCRIPT = ROOT / "scripts" / "render_portability_report.py"
sys.path.insert(0, str(ROOT / "scripts"))

from render_portability_report import find_ir


def main() -> None:
    with tempfile.TemporaryDirectory(prefix="renamed-skill-root-") as tmp:
        tmp_root = Path(tmp)
        ir_dir = tmp_root / "skill-ir" / "examples"
        ir_dir.mkdir(parents=True)
        ir_path = ir_dir / "yao-meta-skill.json"
        ir_path.write_text(
            json.dumps({"schema_version": "2.0.0", "job_to_be_done": "test renamed checkout"}),
            encoding="utf-8",
        )
        ir_payload, ir_source = find_ir(tmp_root)
        assert ir_payload["schema_version"] == "2.0.0", ir_payload
        assert ir_source == "skill-ir/examples/yao-meta-skill.json", ir_source

    payload = None
    for args in ([], [str(ROOT)]):
        proc = subprocess.run(
            [sys.executable, str(SCRIPT), *args],
            cwd=ROOT,
            capture_output=True,
            text=True,
        )
        if proc.returncode != 0:
            print(proc.stdout)
            print(proc.stderr)
            raise SystemExit(proc.returncode)
        current_payload = json.loads(proc.stdout)
        if payload is None:
            payload = current_payload
        elif current_payload != payload:
            print(json.dumps({"default": payload, "explicit": current_payload}, ensure_ascii=False, indent=2))
            raise SystemExit(2)

    assert payload is not None
    failures = []
    if payload.get("score", 0) < 95:
        failures.append(f"portability score too low: {payload.get('score')}")
    if payload.get("summary", {}).get("adapter_target_count", 0) < 3:
        failures.append("adapter target coverage too low")
    if payload.get("summary", {}).get("degradation_coverage", 0) < 3:
        failures.append("degradation coverage too low")
    if payload.get("summary", {}).get("snapshot_count", 0) < 3:
        failures.append("snapshot coverage too low")

    report = {"ok": not failures, "failures": failures, "payload": payload}
    print(json.dumps(report, ensure_ascii=False, indent=2))
    if failures:
        raise SystemExit(2)


if __name__ == "__main__":
    main()