#!/usr/bin/env python3
"""
Candidate extraction summary & export tool for UnsolvedAstronomy v1.0.0.
Summarizes harvested candidates in raw/harvested_astronomy_candidates.jsonl and data/candidates/extracted_candidates.jsonl.
"""
import json
from collections import Counter
from pathlib import Path

ROOT = Path(__file__).resolve().parent.parent
HARVEST_FILE = ROOT / "raw" / "harvested_astronomy_candidates.jsonl"
CANDIDATES_FILE = ROOT / "data" / "candidates" / "extracted_candidates.jsonl"


def main():
    if not HARVEST_FILE.exists():
        print(f"No harvested file at {HARVEST_FILE}; run scripts/harvest_astronomy_candidates.py first.")
        return
    rows = [json.loads(line) for line in HARVEST_FILE.open("r", encoding="utf-8") if line.strip()]
    cat_counts = Counter(r.get("cat_id") for r in rows)
    sup_counts = Counter(r.get("support_level") for r in rows)
    print(f"Loaded {len(rows)} extracted candidates from {HARVEST_FILE}")
    print("  By category:", dict(sorted(cat_counts.items())))
    print("  By support_level:", dict(sup_counts))


if __name__ == "__main__":
    main()