"""
批量对比测试 — 对5个不同文件执行方案A vs 方案B，输出汇总JSON供分析。
"""

import asyncio
import json
import sys
import time
from pathlib import Path
from collections import defaultdict

PROJECT_ROOT = str(Path(__file__).parent.parent.parent)
if PROJECT_ROOT not in sys.path:

from utils_test.Completeness_Compare_Test.compare_test import (
    load_final_result,
    extract_chunks_by_chapter,
    get_all_chapter_codes,
    load_standard_items_for_chapter,
    run_method_a,
    compare_results,
)
from utils_test.Completeness_Compare_Test.method_b_direct_llm import (
    run_direct_llm_check,
    direct_result_to_dict,
)

RESULT_DIR = Path(PROJECT_ROOT) / "temp" / "construction_review" / "final_result"
CSV_PATH = (
    Path(PROJECT_ROOT)
    / "core"
    / "construction_review"
    / "component"
    / "doc_worker"
    / "config"
    / "StandardCategoryTable.csv"
)


def pick_5_distinct_files():
    """选出5个不同文件（按hash前缀去重，取最新的）"""
    files_by_hash = {}
    for f in sorted(RESULT_DIR.glob("*.json"), key=lambda p: p.stat().st_mtime, reverse=True):
        hash_prefix = f.stem.split("-")[0]
        if hash_prefix not in files_by_hash:
            files_by_hash[hash_prefix] = f
        if len(files_by_hash) >= 5:
            break
    return list(files_by_hash.values())


async def test_one_file(json_path: Path):
    """对一个文件的所有章节执行双方案对比"""
    data = load_final_result(str(json_path))
    file_name = data.get("file_name", json_path.stem)
    chapter_codes = get_all_chapter_codes(data)

    file_result = {
        "file_id": json_path.stem,
        "file_name": file_name,
        "chapters": [],
        "summary": {},
    }

    total_a_time = 0
    total_b_time = 0
    total_agree = 0
    total_disagree = 0
    total_a_missing = 0
    total_b_missing = 0
    total_required = 0

    for chapter_code in chapter_codes:
        chunks = extract_chunks_by_chapter(data, chapter_code)
        if not chunks:
            continue

        chapter_name = chunks[0].get("first_name", chapter_code)
        standard_items = load_standard_items_for_chapter(str(CSV_PATH), chapter_code)
        if not standard_items:
            continue

        # 方案A
        a_result, a_time, a_llm_calls = await run_method_a(
            chunks=chunks,
            csv_path=str(CSV_PATH),
            chapter_code=chapter_code,
        )

        # 方案B
        b_result = await run_direct_llm_check(
            chunks=chunks,
            standard_items=standard_items,
            chapter_code=chapter_code,
            chapter_name=chapter_name,
        )

        # 对比
        cr = compare_results(
            chapter_code=chapter_code,
            chapter_name=chapter_name,
            method_a=a_result,
            method_b=b_result,
            a_time=a_time,
            a_llm_calls=a_llm_calls,
        )

        chapter_data = {
            "chapter_code": chapter_code,
            "chapter_name": chapter_name,
            "a_total": cr.a_total_required,
            "a_missing": cr.a_missing,
            "a_rate": cr.a_completeness_rate,
            "a_time": round(a_time, 2),
            "b_total": cr.b_total_required,
            "b_missing": cr.b_missing,
            "b_rate": cr.b_completeness_rate,
            "b_time": round(b_result.execution_time, 2),
            "agreement": cr.agreement_count,
            "disagreement": cr.disagreement_count,
            "a_only_missing": cr.a_only_missing,
            "b_only_missing": cr.b_only_missing,
        }
        file_result["chapters"].append(chapter_data)

        total_a_time += a_time
        total_b_time += b_result.execution_time
        total_agree += cr.agreement_count
        total_disagree += cr.disagreement_count
        total_a_missing += cr.a_missing
        total_b_missing += cr.b_missing
        total_required += cr.a_total_required

    n = len(file_result["chapters"])
    file_result["summary"] = {
        "chapter_count": n,
        "total_required": total_required,
        "total_a_missing": total_a_missing,
        "total_b_missing": total_b_missing,
        "total_a_time": round(total_a_time, 2),
        "total_b_time": round(total_b_time, 2),
        "total_agreement": total_agree,
        "total_disagreement": total_disagree,
        "agreement_rate": round(total_agree / (total_agree + total_disagree) * 100, 1)
        if (total_agree + total_disagree) > 0 else 0,
    }

    return file_result


async def main():
    files = pick_5_distinct_files()
    print(f"选出 {len(files)} 个文件进行批量测试:")
    for f in files:
        print(f"  - {f.name}")
    print()

    all_results = []
    for i, fpath in enumerate(files):
        print(f"[{i+1}/{len(files)}] 测试: {fpath.name}")
        t0 = time.time()
        result = await test_one_file(fpath)
        result["total_wall_time"] = round(time.time() - t0, 2)
        all_results.append(result)
        s = result["summary"]
        print(f"  完成: {s['chapter_count']}章节, A缺失{s['total_a_missing']}, B缺失{s['total_b_missing']}, "
              f"一致率{s['agreement_rate']}%, 耗时{result['total_wall_time']}s")
        print()

    # 保存
    out_path = Path(__file__).parent / "batch_result.json"
    with open(out_path, "w", encoding="utf-8") as fp:
        json.dump(all_results, fp, ensure_ascii=False, indent=2)
    print(f"结果已保存: {out_path}")


if __name__ == "__main__":
    asyncio.run(main())