#!/usr/bin/env python3
"""显式导入已人工核验的事实，按文档 SHA256 缓存，不改变原文件。"""
import argparse
import json
from pathlib import Path
import sys

sys.path.insert(0, str(Path(__file__).resolve().parents[1]))


def main():
    parser = argparse.ArgumentParser()
    parser.add_argument("--document", type=Path, required=True)
    parser.add_argument("--facts", type=Path, required=True)
    parser.add_argument("--sha256", help="人工转录时记录的原文档哈希；样例完整清单可自动读取")
    args = parser.parse_args()
    from algorithms.main_fan.models import DocumentFacts
    from extensions.main_fan.documents import fingerprint, _prepare
    from db import db_conn, main_fan_store
    import tempfile
    raw = json.loads(args.facts.read_text(encoding="utf-8"))
    expected = args.sha256
    if "document_facts" in raw:
        expected = expected or raw["assets"]["performance_pdf"]["sha256"]
        raw = raw["document_facts"]
    actual = fingerprint(args.document)
    if not expected or actual != expected:
        raise ValueError("原文件哈希与转录记录不一致或缺失，不能导入")
    facts = DocumentFacts.model_validate(raw)
    with tempfile.TemporaryDirectory(prefix="main-fan-import-") as folder:
        page_count = len(_prepare(args.document.resolve(), Path(folder)))
    for report in facts.reports:
        for evidence in [report.evidence, *(p.evidence for p in report.points)]:
            if evidence.page is None or evidence.page > page_count or not evidence.excerpt:
                raise ValueError("报告事实须包含有效物理页码与原文/单位")
            evidence.sha256, evidence.method = actual, "manual_transcription"
    for item in [*facts.devices, *facts.points]:
        if item.evidence.page is None or item.evidence.page > page_count or not item.evidence.excerpt:
            raise ValueError("截图事实须包含原页与原文")
        item.evidence.sha256, item.evidence.method = actual, "manual_transcription"
    try:
        db_conn.init_schema()
        main_fan_store.save_document(actual, facts.model_dump(mode="json"), "manual_transcription")
    finally:
        db_conn.close()
    print(f"已导入哈希绑定的人工转录：{len(facts.reports)} 份报告，{len(facts.points)} 条测点；原件未改变")


if __name__ == "__main__":
    main()