"""App2a 区域财务洞察 system prompt 含金量评估脚本。

对 8 业态 × 3 轮 = 24 次百炼调用采样，验证 v1.2 system prompt 输出质量是否
达到 V5.1 全域版同等水准（店长视角：准确性/洞察深度/稳定性）。

用法：
    PYTHONIOENCODING=utf-8 .venv/Scripts/python.exe scripts/ab_test_app2a_area.py

输出：
    export/ai-ab-test/round_v1_app2a_area/<area>_round<i>.json    # 24 个原始文件
    export/ai-ab-test/round_v1_app2a_area/summary.json             # 汇总报告
"""
from __future__ import annotations

import asyncio
import json
import os
import re
import sys
import time
from pathlib import Path

sys.path.insert(0, 'apps/backend')
from dotenv import load_dotenv

load_dotenv(dotenv_path=os.path.join(os.getcwd(), '.env'))

from app.ai.config import AIConfig
from app.ai.dashscope_client import DashScopeClient
from app.ai.prompts import build_app2a_area_prompt


SITE_ID = 2790685415443269
TIME_DIMENSION = 'this_month'
AREAS = ('hall', 'hallA', 'hallB', 'hallC', 'vip', 'snooker', 'mahjong', 'ktv')
ROUNDS_PER_AREA = 3
OUT_DIR = Path('export/ai-ab-test/round_v1_app2a_area')


def classify_light(content: str) -> str:
    if re.search(r'🔴|红灯', content):
        return 'red'
    if re.search(r'🟡|黄灯', content):
        return 'yellow'
    if re.search(r'🟢|绿灯', content):
        return 'green'
    return 'unknown'


def analyze(parsed) -> dict:
    """分析单次返回的含金量指标。"""
    if not isinstance(parsed, list):
        parsed = parsed.get('insights') if isinstance(parsed, dict) else None
    if not isinstance(parsed, list):
        return {'count': 0, 'valid': False, 'reasons': ['未返回列表']}
    count = len(parsed)
    # 硬约束检查
    has_align = False   # H1 对比口径
    has_number_in_trend = True  # H2 趋势词是否都有数字锚点
    has_industry_fake = False   # H3 是否编造行业数字
    has_trait_ref = False       # H7 是否引用业态说明
    light = None
    tracking_has_action = False
    for ins in parsed:
        content = (ins.get('content') or '') if isinstance(ins, dict) else ''
        seq = ins.get('seq') if isinstance(ins, dict) else None
        if '对比口径' in content or '同天数对齐' in content or re.search(r'当期\s*\d+\s*天', content):
            has_align = True
        if '业态说明' in content or '业态特征' in content or '业态' in content:
            has_trait_ref = True
        # 趋势词检查
        trend_words = re.findall(r'(下滑|下降|上升|提升|收缩|萎缩|承压|走弱|走强|加剧|恶化|显著|大幅)', content)
        if trend_words:
            sentences = re.split(r'[;。；]', content)
            for s in sentences:
                if any(w in s for w in trend_words) and not re.search(r'[-+]?\d+(?:\.\d+)?\s*(?:%|元)', s):
                    has_number_in_trend = False
                    break
        # H3: 行业警戒线类编造
        if re.search(r'行业(均值|警戒线|标准)\s*\d', content):
            has_industry_fake = True
        if seq == 11:
            light = classify_light(content)
        if seq == 12:
            if re.search(r'(每(周|日|月)|双周)', content) and re.search(r'(启动|暂停|停用|核查|调整|触发|输出|排查)', content):
                tracking_has_action = True
    return {
        'count': count,
        'valid': count == 12,
        'h1_align_caliber': has_align,
        'h2_no_bare_trend': has_number_in_trend,
        'h3_no_fake_industry': not has_industry_fake,
        'h7_trait_ref': has_trait_ref,
        'seq11_light': light,
        'seq12_has_action': tracking_has_action,
    }


async def run_one(client, cfg, area: str, round_idx: int) -> dict:
    prompt = await build_app2a_area_prompt({
        'site_id': SITE_ID,
        'time_dimension': TIME_DIMENSION,
        'area': area,
    })
    t0 = time.monotonic()
    try:
        parsed, tokens, _ = await client.call_app(
            app_id=cfg.app_id_2a_finance_area,
            prompt=prompt,
        )
        dt = time.monotonic() - t0
        ok = True
        error = None
    except Exception as e:
        dt = time.monotonic() - t0
        parsed = None
        tokens = 0
        ok = False
        error = f'{type(e).__name__}: {e}'

    return {
        'area': area,
        'round_idx': round_idx,
        'ok': ok,
        'duration_s': round(dt, 2),
        'tokens': tokens,
        'prompt_len': len(prompt),
        'parsed': parsed,
        'error': error,
        'analysis': analyze(parsed) if parsed else None,
    }


async def main():
    cfg = AIConfig.from_env()
    client = DashScopeClient(api_key=cfg.api_key, workspace_id=cfg.workspace_id)

    OUT_DIR.mkdir(parents=True, exist_ok=True)

    total = len(AREAS) * ROUNDS_PER_AREA
    results = []
    done = 0
    for area in AREAS:
        for i in range(1, ROUNDS_PER_AREA + 1):
            done += 1
            print(f'[{done:>2}/{total}] {area:8s} round {i} ...', flush=True)
            r = await run_one(client, cfg, area, i)
            out_file = OUT_DIR / f'{area}_round{i}.json'
            with open(out_file, 'w', encoding='utf-8') as f:
                json.dump(r, f, ensure_ascii=False, indent=2, default=str)
            status = 'OK' if r['ok'] else f"FAIL ({r['error']})"
            analysis = r.get('analysis') or {}
            print(f'        {status} · {r["duration_s"]}s · tokens={r["tokens"]} · 12 条={analysis.get("valid")} · 三色={analysis.get("seq11_light")}')
            results.append(r)

    # 汇总报告
    success = [r for r in results if r['ok']]
    summary = {
        'total': total,
        'success': len(success),
        'failed': total - len(success),
        'avg_duration_s': round(sum(r['duration_s'] for r in success) / max(len(success), 1), 2),
        'avg_tokens': int(sum(r['tokens'] for r in success) / max(len(success), 1)),
        'by_area': {},
        'hard_constraints_pass_rate': {},
    }
    # 按区域分组
    for area in AREAS:
        area_results = [r for r in results if r['area'] == area]
        ok_rounds = [r for r in area_results if r['ok']]
        valid_12 = sum(1 for r in ok_rounds if (r.get('analysis') or {}).get('valid'))
        lights = [(r.get('analysis') or {}).get('seq11_light') for r in ok_rounds]
        summary['by_area'][area] = {
            'rounds': len(area_results),
            'ok': len(ok_rounds),
            'valid_12_pct': round(100 * valid_12 / max(len(area_results), 1), 1),
            'light_distribution': {lg: lights.count(lg) for lg in ('red', 'yellow', 'green', 'unknown')},
        }
    # 硬约束通过率（按 H1/H2/H3/H7/seq12 分别）
    def pass_rate(key: str) -> float:
        ok_rounds = [r for r in success if r.get('analysis')]
        if not ok_rounds:
            return 0.0
        hits = sum(1 for r in ok_rounds if (r.get('analysis') or {}).get(key))
        return round(100 * hits / len(ok_rounds), 1)
    summary['hard_constraints_pass_rate'] = {
        'H1 对比口径显式': pass_rate('h1_align_caliber'),
        'H2 无裸趋势词': pass_rate('h2_no_bare_trend'),
        'H3 无编造行业数字': pass_rate('h3_no_fake_industry'),
        'H7 引用业态特征': pass_rate('h7_trait_ref'),
        'seq12 含触发动作': pass_rate('seq12_has_action'),
    }

    with open(OUT_DIR / 'summary.json', 'w', encoding='utf-8') as f:
        json.dump(summary, f, ensure_ascii=False, indent=2, default=str)

    print()
    print('=' * 60)
    print(f'采样完成：{summary["success"]}/{summary["total"]} 成功')
    print(f'平均耗时：{summary["avg_duration_s"]}s · 平均 tokens：{summary["avg_tokens"]}')
    print()
    print('硬约束通过率：')
    for k, v in summary['hard_constraints_pass_rate'].items():
        print(f'  {k}: {v}%')
    print()
    print('各业态 valid_12 率：')
    for area, info in summary['by_area'].items():
        print(f'  {area:8s}: {info["valid_12_pct"]}% · 灯色 {info["light_distribution"]}')


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