AkShare Stock Analysis

#!/usr/bin/env python3
# /// script
# requires-python = ">=3.10"
# dependencies = [
#     "akshare>=1.0.0",
#     "pandas>=2.0.0",
#     "mplfinance>=0.12.0",
# ]
# ///
"""
Stock analysis for HK and A-share markets using akshare data.

Usage:
    uv run analyze.py TICKER [TICKER2 ...] [--output text|json] [--verbose]

Ticker format:
    5-digit → HK stock (e.g., 00700 for Tencent)
    6-digit → A-share  (e.g., 600519 for Moutai)
"""

import argparse
import json
import os
import sys
from dataclasses import dataclass, asdict
from datetime import datetime, timedelta
from typing import Literal

import akshare as ak
import pandas as pd

# Add scripts dir to path for sibling imports
sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
from indicators import (
    calc_rsi, calc_kdj, calc_adx, calc_obv, calc_mfi, calc_atr, calc_cci,
    calc_bb_bandwidth, calc_hist_volatility, calc_pivot_points, detect_candlestick,
)
from horizons import (
    HorizonSignal, MultiHorizonSignal,
    analyze_short_term, analyze_medium_term, analyze_long_term,
)


# ---------------------------------------------------------------------------
# Data structures
# ---------------------------------------------------------------------------

@dataclass
class StockData:
    ticker: str
    market: Literal["hk", "a"]
    name: str
    current_price: float
    price_history: pd.DataFrame  # columns: Date, Open, Close, High, Low, Volume
    financials: dict  # normalized key metrics
    analyst_forecasts: list[dict] | None  # HK only


# ---------------------------------------------------------------------------
# Market detection
# ---------------------------------------------------------------------------

def detect_market(ticker: str) -> Literal["hk", "a"]:
    t = ticker.strip()
    if len(t) == 5 and t.isdigit():
        return "hk"
    if len(t) == 6 and t.isdigit():
        return "a"
    raise ValueError(f"Unknown ticker format: {ticker}. Use 5-digit for HK (00700) or 6-digit for A-share (600519)")


# ---------------------------------------------------------------------------
# Data fetching
# ---------------------------------------------------------------------------

def fetch_hk_data(ticker: str, verbose: bool = False) -> StockData | None:
    try:
        if verbose:
            print(f"Fetching HK data for {ticker}...", file=sys.stderr)

        end = datetime.now().strftime("%Y%m%d")
        start = (datetime.now() - timedelta(days=730)).strftime("%Y%m%d")
        hist = ak.stock_hk_hist(symbol=ticker, period="daily", start_date=start, end_date=end, adjust="qfq")
        if hist.empty:
            return None

        hist = hist.rename(columns={
            "日期": "Date", "开盘": "Open", "收盘": "Close",
            "最高": "High", "最低": "Low", "成交量": "Volume", "换手率": "Turnover",
        })
        hist["Date"] = pd.to_datetime(hist["Date"])
        hist = hist.set_index("Date")
        current_price = float(hist["Close"].iloc[-1])

        # Financial indicators via fast valuation API (per-ticker, no full-market crawl)
        financials = {}
        try:
            for indicator, key in [("市盈率(TTM)", "pe"), ("市净率", "pb"), ("股息率(TTM)", "dividend_yield")]:
                df = ak.stock_hk_valuation_baidu(symbol=ticker, indicator=indicator, period="近一年")
                if df is not None and not df.empty and "value" in df.columns:
                    financials[key] = _safe_float(df["value"].iloc[-1])
        except Exception as e:
            if verbose:
                print(f"  Valuation data failed: {e}", file=sys.stderr)

        # ROE, net margin from stock_financial_hk_analysis_indicator_em (per-ticker, faster than financial_indicator_em)
        try:
            fin = ak.stock_financial_hk_analysis_indicator_em(symbol=ticker)
            if not fin.empty:
                row = fin.iloc[0]
                financials.update({
                    "roe": _safe_float(row.get("ROE_AVG")),
                    "net_margin": _safe_float(row.get("NET_PROFIT_RATIO")),
                    "profit_growth": _safe_float(row.get("HOLDER_PROFIT_YOY")),
                    "revenue_growth": _safe_float(row.get("OPERATE_INCOME_YOY")),
                })
        except Exception as e:
            if verbose:
                print(f"  Financial analysis indicators failed: {e}", file=sys.stderr)

        # Analyst forecasts (HK only)
        forecasts = None
        try:
            fc = ak.stock_hk_profit_forecast_et(symbol=ticker)
            if fc is not None and not fc.empty:
                forecasts = []
                for _, r in fc.head(10).iterrows():
                    forecasts.append({
                        "broker": str(r.get("证券商", "")),
                        "rating": str(r.get("评级", "")),
                        "target_price": _safe_float(r.get("目标价")),
                        "date": str(r.get("更新日期", "")),
                    })
        except Exception as e:
            if verbose:
                print(f"  Analyst forecasts failed: {e}", file=sys.stderr)

        # Get name from individual info (fast, per-ticker)
        name = ticker
        try:
            info = ak.stock_individual_basic_info_hk_xq(symbol=ticker)
            if info is not None and not info.empty:
                info_dict = dict(zip(info["item"], info["value"]))
                raw_name = str(info_dict.get("comcnname", ticker))
                # Clean up common suffixes
                for suffix in ["有限公司", "Limited", "Corporation", "Group", "Holdings", "Investment"]:
                    raw_name = raw_name.replace(suffix, "").replace(suffix.lower(), "")
                name = raw_name.strip()
        except Exception:
            pass

        return StockData(
            ticker=ticker, market="hk", name=name,
            current_price=current_price, price_history=hist,
            financials=financials, analyst_forecasts=forecasts,
        )
    except Exception as e:
        if verbose:
            print(f"Failed to fetch HK data for {ticker}: {e}", file=sys.stderr)
        return None


def fetch_a_data(ticker: str, verbose: bool = False) -> StockData | None:
    try:
        if verbose:
            print(f"Fetching A-share data for {ticker}...", file=sys.stderr)

        end = datetime.now().strftime("%Y%m%d")
        start = (datetime.now() - timedelta(days=730)).strftime("%Y%m%d")
        hist = ak.stock_zh_a_hist(symbol=ticker, period="daily", start_date=start, end_date=end, adjust="qfq")
        if hist.empty:
            return None

        hist = hist.rename(columns={
            "日期": "Date", "开盘": "Open", "收盘": "Close",
            "最高": "High", "最低": "Low", "成交量": "Volume", "换手率": "Turnover",
        })
        hist["Date"] = pd.to_datetime(hist["Date"])
        hist = hist.set_index("Date")
        current_price = float(hist["Close"].iloc[-1])

        # Financial indicators from individual info (fast, per-ticker)
        financials = {}
        name = ticker
        try:
            info = ak.stock_individual_info_em(symbol=ticker)
            if not info.empty:
                info_dict = dict(zip(info["item"], info["value"]))
                name = str(info_dict.get("股票简称", ticker))
                # P/E and P/B not in individual_info_em, get from realtime quote
        except Exception as e:
            if verbose:
                print(f"  Individual info failed: {e}", file=sys.stderr)

        # Detailed financials (fast, per-ticker, ~2s)
        try:
            fin = ak.stock_financial_abstract_ths(symbol=ticker, indicator="按年度")
            if not fin.empty:
                row = fin.iloc[-1]  # most recent year

                def parse_pct(v) -> float | None:
                    if v is None or v is False or (isinstance(v, float) and pd.isna(v)):
                        return None
                    s = str(v).replace("%", "").strip()
                    try:
                        return float(s)
                    except ValueError:
                        return None

                financials.update({
                    "net_margin": parse_pct(row.get("销售净利率")),
                    "gross_margin": parse_pct(row.get("销售毛利率")),
                    "roe": parse_pct(row.get("净资产收益率")),
                    "profit_growth": parse_pct(row.get("净利润同比增长率")),
                    "debt_ratio": parse_pct(row.get("资产负债率")),
                })
        except Exception as e:
            if verbose:
                print(f"  Financial abstract failed: {e}", file=sys.stderr)

        return StockData(
            ticker=ticker, market="a", name=name,
            current_price=current_price, price_history=hist,
            financials=financials, analyst_forecasts=None,
        )
    except Exception as e:
        if verbose:
            print(f"Failed to fetch A-share data for {ticker}: {e}", file=sys.stderr)
        return None


def fetch_data(ticker: str, verbose: bool = False) -> StockData | None:
    market = detect_market(ticker)
    if market == "hk":
        return fetch_hk_data(ticker, verbose)
    return fetch_a_data(ticker, verbose)


def _safe_float(val) -> float | None:
    if val is None or (isinstance(val, float) and pd.isna(val)):
        return None
    try:
        return float(val)
    except (ValueError, TypeError):
        return None



# ---------------------------------------------------------------------------
# Output formatting
# ---------------------------------------------------------------------------

_REC_LABEL = {"BUY": "买入 ▲", "HOLD": "持有 —", "SELL": "卖出 ▼"}


def format_text(signal: MultiHorizonSignal) -> str:
    market_label = "HK" if signal.market == "hk" else "A-Share"
    lines = [
        "=" * 77,
        f"STOCK ANALYSIS: {signal.ticker} ({signal.name}) [{market_label}]",
        f"Generated: {signal.timestamp}",
        "=" * 77,
        "",
    ]
    for hs in [signal.short, signal.medium, signal.long]:
        horizon_cn = {"short": "短期 (≤2周)", "medium": "中期 (2周~6月)", "long": "长期 (6月+)"}[hs.horizon]
        label = _REC_LABEL[hs.recommendation]
        lines.append(f"  {horizon_cn:16s}  {label}  (置信度 {hs.confidence:.0f}%)")
        for p in hs.points:
            lines.append(f"    · {p}")
        lines.append("")
    lines.append("=" * 77)
    lines.append("DISCLAIMER: NOT FINANCIAL ADVICE. For informational purposes only.")
    lines.append("=" * 77)
    return "\n".join(lines)


def format_json(signal: MultiHorizonSignal) -> str:
    d = asdict(signal)
    d["disclaimer"] = "NOT FINANCIAL ADVICE. For informational purposes only."
    return json.dumps(d, ensure_ascii=False, indent=2)


# ---------------------------------------------------------------------------
# Main
# ---------------------------------------------------------------------------

def analyze_one(ticker: str, verbose: bool = False) -> tuple[MultiHorizonSignal, StockData] | None:
    data = fetch_data(ticker, verbose=verbose)
    if data is None:
        print(f"Error: Failed to fetch data for {ticker}", file=sys.stderr)
        return None

    short = analyze_short_term(data.current_price, data.price_history)
    medium = analyze_medium_term(data.current_price, data.price_history)
    long = analyze_long_term(data.current_price, data.price_history, data.financials, data.analyst_forecasts)

    if verbose:
        for hs in [short, medium, long]:
            print(f"  {hs.horizon}: {hs.recommendation} ({hs.score:+.2f}) — {'; '.join(hs.points)}", file=sys.stderr)

    signal = MultiHorizonSignal(
        ticker=data.ticker, name=data.name, market=data.market,
        short=short, medium=medium, long=long,
        timestamp=datetime.now().isoformat(),
    )
    return signal, data


# ---------------------------------------------------------------------------
# Report generation
# ---------------------------------------------------------------------------

def generate_charts(data: StockData, report_dir: str, verbose: bool = False) -> dict:
    """Generate chart_data.json for lightweight-charts rendering."""
    hist = data.price_history.copy()
    for col in ["Open", "High", "Low", "Close", "Volume"]:
        if col not in hist.columns:
            return {}

    # Use last 180 trading days
    hist = hist.iloc[-180:]
    close = hist["Close"]

    def _series(s):
        return [{"time": t.strftime("%Y-%m-%d"), "value": round(float(v), 4)}
                for t, v in s.items() if pd.notna(v)]

    def _ohlcv():
        rows = []
        for t, row in hist.iterrows():
            rows.append({
                "time": t.strftime("%Y-%m-%d"),
                "open": round(float(row["Open"]), 4),
                "high": round(float(row["High"]), 4),
                "low": round(float(row["Low"]), 4),
                "close": round(float(row["Close"]), 4),
                "volume": int(row["Volume"]),
            })
        return rows

    # Indicators
    ma20 = close.rolling(20).mean()
    std20 = close.rolling(20).std()
    ema50 = close.ewm(span=50, adjust=False).mean()
    ema200 = data.price_history["Close"].ewm(span=200, adjust=False).mean().iloc[-180:]

    delta = close.diff()
    gains = delta.where(delta > 0, 0).rolling(14).mean()
    losses = (-delta.where(delta < 0, 0)).rolling(14).mean()
    rsi = 100 - (100 / (1 + gains / losses))

    ema12 = close.ewm(span=12, adjust=False).mean()
    ema26 = close.ewm(span=26, adjust=False).mean()
    macd = ema12 - ema26
    sig = macd.ewm(span=9, adjust=False).mean()
    macd_hist = macd - sig

    low_9 = hist["Low"].rolling(9).min()
    high_9 = hist["High"].rolling(9).max()
    rsv = (close - low_9) / (high_9 - low_9 + 1e-9) * 100
    kdj_k = rsv.ewm(com=2, adjust=False).mean()
    kdj_d = kdj_k.ewm(com=2, adjust=False).mean()
    kdj_j = 3 * kdj_k - 2 * kdj_d

    chart_data = {
        "ohlcv": _ohlcv(),
        "ma20": _series(ma20),
        "bb_upper": _series(ma20 + 2 * std20),
        "bb_lower": _series(ma20 - 2 * std20),
        "ema50": _series(ema50),
        "ema200": _series(ema200),
        "rsi": _series(rsi),
        "macd": _series(macd),
        "macd_signal": _series(sig),
        "macd_hist": _series(macd_hist),
        "kdj_k": _series(kdj_k),
        "kdj_d": _series(kdj_d),
        "kdj_j": _series(kdj_j),
    }

    path = f"{report_dir}/chart_data.json"
    with open(path, "w") as f:
        json.dump(chart_data, f)

    if verbose:
        print(f"  Chart data saved: {path}", file=sys.stderr)
    return {"chart_data": "chart_data.json"}


def generate_report(signal: MultiHorizonSignal, data: StockData, verbose: bool = False) -> str:
    """Create report directory, generate charts, write data.json. Returns report dir path."""
    ts = datetime.now().strftime("%Y%m%d_%H%M%S")
    report_dir = f"/data/stock-reports/{signal.ticker}/{ts}"
    os.makedirs(report_dir, exist_ok=True)

    if verbose:
        print(f"Report dir: {report_dir}", file=sys.stderr)

    charts = generate_charts(data, report_dir, verbose=verbose)

    hist = data.price_history
    close = hist["Close"]

    ma5 = float(close.rolling(5).mean().iloc[-1]) if len(close) >= 5 else None
    ma20 = float(close.rolling(20).mean().iloc[-1]) if len(close) >= 20 else None
    ma60 = float(close.rolling(60).mean().iloc[-1]) if len(close) >= 60 else None
    ema50 = float(close.ewm(span=50, adjust=False).mean().iloc[-1]) if len(close) >= 50 else None
    ema200 = float(close.ewm(span=200, adjust=False).mean().iloc[-1]) if len(close) >= 200 else None
    high_52w = float(hist["High"].max())
    low_52w = float(hist["Low"].min())
    change_1m = float((close.iloc[-1] - close.iloc[-22]) / close.iloc[-22] * 100) if len(close) >= 22 else None
    change_3m = float((close.iloc[-1] - close.iloc[-66]) / close.iloc[-66] * 100) if len(close) >= 66 else None

    kdj = calc_kdj(hist)
    obv_result = calc_obv(hist)
    pattern = detect_candlestick(hist)

    report_data = {
        "ticker": signal.ticker,
        "name": signal.name,
        "market": signal.market,
        "generated_at": signal.timestamp,
        "current_price": data.current_price,
        "signal": {
            "short": asdict(signal.short),
            "medium": asdict(signal.medium),
            "long": asdict(signal.long),
        },
        "financials": data.financials,
        "technicals": {
            "ma5": ma5, "ma20": ma20, "ma60": ma60,
            "ema50": ema50, "ema200": ema200,
            "high_52w": high_52w, "low_52w": low_52w,
            "change_1m_pct": round(change_1m, 2) if change_1m else None,
            "change_3m_pct": round(change_3m, 2) if change_3m else None,
            "rsi_14": calc_rsi(close),
            "adx_14": calc_adx(hist),
            "kdj": {"k": kdj[0], "d": kdj[1], "j": kdj[2]} if kdj else None,
            "obv_trend": obv_result[1] if obv_result else None,
            "mfi_14": calc_mfi(hist),
            "cci_20": calc_cci(hist),
            "atr_14": calc_atr(hist),
            "bb_bandwidth": calc_bb_bandwidth(close),
            "hist_volatility_20": calc_hist_volatility(close),
            "pivot_points": calc_pivot_points(hist),
            "candlestick_pattern": pattern[0] if pattern else None,
        },
        "analyst_forecasts": data.analyst_forecasts,
        "charts": charts,
        "ai_analysis": None,
    }

    data_path = f"{report_dir}/data.json"
    with open(data_path, "w", encoding="utf-8") as f:
        json.dump(report_data, f, ensure_ascii=False, indent=2, default=str)

    print(f"Report saved: {report_dir}", file=sys.stderr)
    return report_dir


def main():
    parser = argparse.ArgumentParser(description="Analyze HK and A-share stocks using akshare")
    parser.add_argument("tickers", nargs="+", help="Stock tickers (5-digit HK, 6-digit A-share)")
    parser.add_argument("--output", choices=["text", "json"], default="text")
    parser.add_argument("--report", action="store_true", help="Generate report directory with charts and data.json")
    parser.add_argument("--verbose", action="store_true")
    args = parser.parse_args()

    results = []
    for ticker in args.tickers:
        try:
            detect_market(ticker)
        except ValueError as e:
            print(f"Error: {e}", file=sys.stderr)
            sys.exit(2)

        result = analyze_one(ticker, verbose=args.verbose)
        if result:
            results.append(result)
        else:
            sys.exit(2)

    signals = [r[0] for r in results]

    if args.report:
        from render_report import render
        for signal, data in results:
            report_dir = generate_report(signal, data, verbose=args.verbose)
            render(report_dir)

    if args.output == "json":
        if len(signals) == 1:
            print(format_json(signals[0]))
        else:
            print(json.dumps([json.loads(format_json(s)) for s in signals], ensure_ascii=False, indent=2))
    else:
        for i, s in enumerate(signals):
            if i > 0:
                print()
            print(format_text(s))


if __name__ == "__main__":
    main()

"""Three-horizon analysis: short / medium / long term scoring."""

from dataclasses import dataclass
import pandas as pd

from indicators import (
    calc_rsi, calc_kdj, calc_cci, calc_adx, calc_obv, calc_mfi,
    calc_atr, calc_bb_bandwidth, calc_hist_volatility, calc_pivot_points,
    detect_candlestick,
)


@dataclass
class HorizonSignal:
    horizon: str
    recommendation: str
    confidence: float
    score: float
    points: list[str]


@dataclass
class MultiHorizonSignal:
    ticker: str
    name: str
    market: str
    short: HorizonSignal
    medium: HorizonSignal
    long: HorizonSignal
    timestamp: str


def _make_signal(horizon: str, scores: list[float], points: list[str]) -> HorizonSignal:
    if not scores:
        return HorizonSignal(horizon=horizon, recommendation="HOLD", confidence=0.0, score=0.0, points=["数据不足"])
    score = max(-1.0, min(1.0, sum(scores) / len(scores)))
    rec = "BUY" if score > 0.25 else ("SELL" if score < -0.25 else "HOLD")
    confidence = round(min(100.0, abs(score) * 100 * (1 + len(scores) * 0.05)), 1)
    return HorizonSignal(horizon=horizon, recommendation=rec, confidence=confidence, score=round(score, 4), points=points)


def analyze_short_term(current_price: float, hist: pd.DataFrame) -> HorizonSignal:
    """短期 (≤2周): KDJ, RSI(7), CCI, K线形态, 量比, Pivot Points"""
    scores, points = [], []

    rsi7 = calc_rsi(hist["Close"], period=7)
    if rsi7 is not None:
        if rsi7 < 25:
            scores.append(0.6); points.append(f"RSI(7) {rsi7:.0f} 超卖")
        elif rsi7 > 75:
            scores.append(-0.6); points.append(f"RSI(7) {rsi7:.0f} 超买")
        else:
            scores.append((50 - rsi7) / 50 * 0.3)

    kdj = calc_kdj(hist)
    if kdj:
        k, d, j = kdj
        if k < 20:
            scores.append(0.5); points.append(f"KDJ K={k:.0f} 超卖")
        elif k > 80:
            scores.append(-0.5); points.append(f"KDJ K={k:.0f} 超买")
        elif k > d:
            scores.append(0.2); points.append(f"KDJ 金叉 K={k:.0f}")
        else:
            scores.append(-0.2); points.append(f"KDJ 死叉 K={k:.0f}")

    cci = calc_cci(hist)
    if cci is not None:
        if cci < -100:
            scores.append(0.4); points.append(f"CCI {cci:.0f} 超卖")
        elif cci > 100:
            scores.append(-0.4); points.append(f"CCI {cci:.0f} 超买")
        else:
            scores.append(0.0)

    pattern = detect_candlestick(hist)
    if pattern:
        name, strength = pattern
        scores.append(strength * 0.8)
        points.append(f"K线: {name} ({'看涨' if strength > 0 else '看跌'})")

    if "Volume" in hist.columns and len(hist) >= 20:
        vol5 = hist["Volume"].iloc[-5:].mean()
        vol20 = hist["Volume"].iloc[-20:].mean()
        if vol20 > 0:
            ratio = vol5 / vol20
            chg = (hist["Close"].iloc[-1] - hist["Close"].iloc[-5]) / hist["Close"].iloc[-5] * 100
            if ratio > 1.5 and chg > 0:
                scores.append(0.3); points.append(f"放量上涨 量比{ratio:.1f}x")
            elif ratio > 1.5 and chg < 0:
                scores.append(-0.3); points.append(f"放量下跌 量比{ratio:.1f}x")

    pp = calc_pivot_points(hist)
    if pp:
        if current_price > pp["r1"]:
            scores.append(0.3); points.append(f"突破R1={pp['r1']:.2f}")
        elif current_price < pp["s1"]:
            scores.append(-0.3); points.append(f"跌破S1={pp['s1']:.2f}")

    return _make_signal("short", scores, points)


def analyze_medium_term(current_price: float, hist: pd.DataFrame) -> HorizonSignal:
    """中期 (2周~6月): MACD, RSI(14), ADX, 布林带, OBV, MA排列, MFI"""
    close = hist["Close"]
    scores, points = [], []

    rsi14 = calc_rsi(close, period=14)
    if rsi14 is not None:
        if rsi14 < 30:
            scores.append(0.5); points.append(f"RSI(14) {rsi14:.0f} 超卖")
        elif rsi14 > 70:
            scores.append(-0.5); points.append(f"RSI(14) {rsi14:.0f} 超买")
        else:
            scores.append((50 - rsi14) / 100)

    # MACD
    if len(close) >= 35:
        ema12 = close.ewm(span=12, adjust=False).mean()
        ema26 = close.ewm(span=26, adjust=False).mean()
        macd = ema12 - ema26
        sig = macd.ewm(span=9, adjust=False).mean()
        mv, sv = float(macd.iloc[-1]), float(sig.iloc[-1])
        if mv > sv and mv > 0:
            scores.append(0.4); points.append("MACD 金叉（零轴上方）")
        elif mv > sv:
            scores.append(0.2); points.append("MACD 金叉")
        elif mv < sv and mv < 0:
            scores.append(-0.4); points.append("MACD 死叉（零轴下方）")
        else:
            scores.append(-0.2); points.append("MACD 死叉")

    adx = calc_adx(hist)
    if adx is not None:
        points.append(f"ADX {adx:.0f} {'趋势强' if adx > 25 else '震荡市'}")

    # MA排列
    if len(close) >= 60:
        ma5 = float(close.rolling(5).mean().iloc[-1])
        ma20 = float(close.rolling(20).mean().iloc[-1])
        ma60 = float(close.rolling(60).mean().iloc[-1])
        if current_price > ma5 > ma20 > ma60:
            scores.append(0.5); points.append("多头排列 P>MA5>MA20>MA60")
        elif current_price < ma5 < ma20 < ma60:
            scores.append(-0.5); points.append("空头排列 P<MA5<MA20<MA60")
        elif current_price > ma20:
            scores.append(0.2)
        else:
            scores.append(-0.2)

    # 布林带
    if len(close) >= 20:
        ma20s = close.rolling(20).mean()
        std20 = close.rolling(20).std()
        bb_upper = float((ma20s + 2 * std20).iloc[-1])
        bb_lower = float((ma20s - 2 * std20).iloc[-1])
        bb_range = bb_upper - bb_lower
        if bb_range > 0:
            bb_pos = (current_price - bb_lower) / bb_range
            if bb_pos > 0.95:
                scores.append(-0.3); points.append("触及布林上轨")
            elif bb_pos < 0.05:
                scores.append(0.3); points.append("触及布林下轨")

    obv_result = calc_obv(hist)
    if obv_result:
        _, obv_trend = obv_result
        if obv_trend == "up":
            scores.append(0.3); points.append("OBV 上升（资金流入）")
        elif obv_trend == "down":
            scores.append(-0.3); points.append("OBV 下降（资金流出）")

    mfi = calc_mfi(hist)
    if mfi is not None:
        if mfi < 20:
            scores.append(0.4); points.append(f"MFI {mfi:.0f} 超卖")
        elif mfi > 80:
            scores.append(-0.4); points.append(f"MFI {mfi:.0f} 超买")

    return _make_signal("medium", scores, points)


def analyze_long_term(current_price: float, hist: pd.DataFrame, financials: dict, analyst_forecasts: list[dict] | None) -> HorizonSignal:
    """长期 (6月+): EMA200, MA120, 基本面, 估值, 分析师, 波动率"""
    close = hist["Close"]
    scores, points = [], []

    if len(close) >= 200:
        ema200 = float(close.ewm(span=200, adjust=False).mean().iloc[-1])
        pct = (current_price - ema200) / ema200 * 100
        if current_price > ema200:
            scores.append(0.4); points.append(f"价格在EMA200上方 +{pct:.1f}%")
        else:
            scores.append(-0.4); points.append(f"价格在EMA200下方 {pct:.1f}%")

    if len(close) >= 120:
        ma120 = float(close.rolling(120).mean().iloc[-1])
        if current_price > ma120:
            scores.append(0.3); points.append("价格在MA120上方")
        else:
            scores.append(-0.3); points.append("价格在MA120下方")

    hv = calc_hist_volatility(close)
    if hv is not None:
        points.append(f"历史波动率(20日) {hv:.0f}%")

    # 基本面
    roe = financials.get("roe")
    if roe is not None:
        if roe > 15:
            scores.append(0.5); points.append(f"ROE {roe:.1f}% 优秀")
        elif roe > 8:
            scores.append(0.1)
        elif roe > 0:
            scores.append(-0.2)
        else:
            scores.append(-0.5); points.append(f"ROE {roe:.1f}% 亏损")

    pg = financials.get("profit_growth")
    if pg is not None:
        if pg > 20:
            scores.append(0.5); points.append(f"净利润增长 {pg:.1f}%")
        elif pg > 0:
            scores.append(0.1)
        elif pg > -10:
            scores.append(-0.3)
        else:
            scores.append(-0.5); points.append(f"净利润下滑 {pg:.1f}%")

    pe, pb = financials.get("pe"), financials.get("pb")
    if pe is not None and pe > 0:
        if pe < 10:
            scores.append(0.5); points.append(f"P/E {pe:.1f} 低估")
        elif pe < 20:
            scores.append(0.2); points.append(f"P/E {pe:.1f}")
        elif pe > 35:
            scores.append(-0.4); points.append(f"P/E {pe:.1f} 高估")
    if pb is not None and pb > 0:
        if pb < 1:
            scores.append(0.4); points.append(f"P/B {pb:.1f} 破净")
        elif pb > 5:
            scores.append(-0.2); points.append(f"P/B {pb:.1f}")

    if analyst_forecasts:
        targets = [f["target_price"] for f in analyst_forecasts if f.get("target_price")]
        if targets:
            avg_t = sum(targets) / len(targets)
            upside = (avg_t - current_price) / current_price * 100
            if upside > 20:
                scores.append(0.6); points.append(f"分析师目标价上行 {upside:+.1f}%")
            elif upside > 10:
                scores.append(0.3); points.append(f"分析师目标价上行 {upside:+.1f}%")
            elif upside < -10:
                scores.append(-0.4); points.append(f"分析师目标价下行 {upside:+.1f}%")

    return _make_signal("long", scores, points)

"""Technical indicator calculations. All functions take a DataFrame with OHLCV columns."""

import pandas as pd


def calc_rsi(prices: pd.Series, period: int = 14) -> float | None:
    if len(prices) < period + 1:
        return None
    delta = prices.diff()
    gains = delta.where(delta > 0, 0).rolling(window=period).mean()
    losses = (-delta.where(delta < 0, 0)).rolling(window=period).mean()
    rs = gains / losses
    rsi = 100 - (100 / (1 + rs))
    val = rsi.iloc[-1]
    return float(val) if pd.notna(val) else None


def calc_kdj(hist: pd.DataFrame, n: int = 9, m: int = 3) -> tuple[float, float, float] | None:
    if len(hist) < n:
        return None
    low_n = hist["Low"].rolling(n).min()
    high_n = hist["High"].rolling(n).max()
    rsv = (hist["Close"] - low_n) / (high_n - low_n + 1e-9) * 100
    k = rsv.ewm(com=m - 1, adjust=False).mean()
    d = k.ewm(com=m - 1, adjust=False).mean()
    j = 3 * k - 2 * d
    if pd.isna(k.iloc[-1]):
        return None
    return float(k.iloc[-1]), float(d.iloc[-1]), float(j.iloc[-1])


def calc_adx(hist: pd.DataFrame, period: int = 14) -> float | None:
    if len(hist) < period * 2:
        return None
    high, low, close = hist["High"], hist["Low"], hist["Close"]
    tr = pd.concat([high - low, (high - close.shift()).abs(), (low - close.shift()).abs()], axis=1).max(axis=1)
    raw_plus = high.diff().clip(lower=0)
    raw_minus = (-low.diff()).clip(lower=0)
    cond = raw_plus > raw_minus
    dm_plus = raw_plus.where(cond, 0.0)
    dm_minus = raw_minus.where(~cond, 0.0)
    atr = tr.ewm(span=period, adjust=False).mean()
    di_plus = 100 * dm_plus.ewm(span=period, adjust=False).mean() / atr
    di_minus = 100 * dm_minus.ewm(span=period, adjust=False).mean() / atr
    dx = (100 * (di_plus - di_minus).abs() / (di_plus + di_minus + 1e-9)).fillna(0)
    adx = dx.ewm(span=period, adjust=False).mean()
    val = adx.iloc[-1]
    return float(val) if pd.notna(val) else None


def calc_obv(hist: pd.DataFrame) -> tuple[float, str] | None:
    if len(hist) < 20:
        return None
    direction = hist["Close"].diff().apply(lambda x: 1 if x > 0 else (-1 if x < 0 else 0))
    obv = (direction * hist["Volume"]).cumsum()
    recent = obv.iloc[-10:].mean()
    prev = obv.iloc[-20:-10].mean()
    trend = "up" if recent > prev * 1.02 else ("down" if recent < prev * 0.98 else "flat")
    return float(obv.iloc[-1]), trend


def calc_mfi(hist: pd.DataFrame, period: int = 14) -> float | None:
    if len(hist) < period + 1:
        return None
    tp = (hist["High"] + hist["Low"] + hist["Close"]) / 3
    mf = tp * hist["Volume"]
    pos_mf = mf.where(tp > tp.shift(), 0.0).rolling(period).sum()
    neg_mf = mf.where(tp <= tp.shift(), 0.0).rolling(period).sum()
    mfi = 100 - 100 / (1 + pos_mf / neg_mf.replace(0, float("nan")))
    val = mfi.iloc[-1]
    return float(val) if pd.notna(val) else None


def calc_atr(hist: pd.DataFrame, period: int = 14) -> float | None:
    if len(hist) < period + 1:
        return None
    high, low, close = hist["High"], hist["Low"], hist["Close"]
    tr = pd.concat([high - low, (high - close.shift()).abs(), (low - close.shift()).abs()], axis=1).max(axis=1)
    atr = tr.ewm(span=period, adjust=False).mean()
    val = atr.iloc[-1]
    return float(val) if pd.notna(val) else None


def calc_cci(hist: pd.DataFrame, period: int = 20) -> float | None:
    if len(hist) < period:
        return None
    tp = (hist["High"] + hist["Low"] + hist["Close"]) / 3
    ma = tp.rolling(period).mean()
    md = tp.rolling(period).apply(lambda x: abs(x - x.mean()).mean())
    cci = (tp - ma) / (0.015 * md + 1e-9)
    val = cci.iloc[-1]
    return float(val) if pd.notna(val) else None


def calc_bb_bandwidth(close: pd.Series, period: int = 20) -> float | None:
    if len(close) < period:
        return None
    ma = close.rolling(period).mean()
    std = close.rolling(period).std()
    bw = (4 * std / ma * 100).iloc[-1]
    return float(bw) if pd.notna(bw) else None


def calc_hist_volatility(close: pd.Series, period: int = 20) -> float | None:
    if len(close) < period + 1:
        return None
    ret = close.pct_change().dropna()
    hv = float(ret.iloc[-period:].std() * (252 ** 0.5) * 100)
    return hv


def calc_pivot_points(hist: pd.DataFrame) -> dict | None:
    if len(hist) < 2:
        return None
    prev = hist.iloc[-2]
    pp = (prev["High"] + prev["Low"] + prev["Close"]) / 3
    r1 = 2 * pp - prev["Low"]
    s1 = 2 * pp - prev["High"]
    r2 = pp + (prev["High"] - prev["Low"])
    s2 = pp - (prev["High"] - prev["Low"])
    return {"pp": round(pp, 4), "r1": round(r1, 4), "s1": round(s1, 4), "r2": round(r2, 4), "s2": round(s2, 4)}


def detect_candlestick(hist: pd.DataFrame) -> tuple[str, float] | None:
    """Returns (pattern_name, signal_strength -1~+1) or None."""
    if len(hist) < 3:
        return None
    o2, c2 = hist["Open"].iloc[-3], hist["Close"].iloc[-3]
    o1, c1 = hist["Open"].iloc[-2], hist["Close"].iloc[-2]
    o0, h0, l0, c0 = hist["Open"].iloc[-1], hist["High"].iloc[-1], hist["Low"].iloc[-1], hist["Close"].iloc[-1]
    body0 = abs(c0 - o0)
    body1 = abs(c1 - o1)
    body2 = abs(c2 - o2)
    rng0 = h0 - l0 if h0 != l0 else 1e-9
    lower0 = min(o0, c0) - l0
    upper0 = h0 - max(o0, c0)

    if c1 < o1 and c0 > o0 and c0 > o1 and o0 < c1:
        return "bullish_engulfing", 0.6
    if c1 > o1 and c0 < o0 and c0 < o1 and o0 > c1:
        return "bearish_engulfing", -0.6
    if body0 > 0 and lower0 > 2 * body0 and upper0 < body0 * 0.5:
        return "hammer", 0.5
    if body0 > 0 and upper0 > 2 * body0 and lower0 < body0 * 0.5:
        return "shooting_star", -0.5
    if c2 < o2 and body2 > 0 and body1 < body2 * 0.3 and c0 > o0 and c0 > (o2 + c2) / 2:
        return "morning_star", 0.7
    if c2 > o2 and body2 > 0 and body1 < body2 * 0.3 and c0 < o0 and c0 < (o2 + c2) / 2:
        return "evening_star", -0.7
    return None

#!/usr/bin/env python3
# /// script
# requires-python = ">=3.10"
# dependencies = [
#     "akshare>=1.0.0",
# ]
# ///
"""
Search stock news by keyword(s).

Usage:
    uv run news.py KEYWORD [KEYWORD2 ...]
    uv run news.py 00700 腾讯 港股 --json
"""

import argparse
import json
from datetime import datetime

import akshare as ak


def search_news(keywords: list[str], max_per_keyword: int = 10) -> list[dict]:
    """Search news by multiple keywords, merge and dedupe."""
    seen = set()
    results = []

    for kw in keywords:
        try:
            df = ak.stock_news_em(symbol=kw)
            if df is None or df.empty:
                continue

            for _, row in df.head(max_per_keyword).iterrows():
                # Dedupe by title
                title = str(row.get("新闻标题", ""))
                if title and title not in seen:
                    seen.add(title)
                    results.append({
                        "keyword": kw,
                        "title": title,
                        "time": str(row.get("发布时间", "")),
                        "source": str(row.get("文章来源", "")),
                        "content": str(row.get("新闻内容", ""))[:500],  # truncate long content
                    })
        except Exception as e:
            print(f"Warning: Failed to search '{kw}': {e}", flush=True)

    # Sort by time (newest first)
    results.sort(key=lambda x: x["time"], reverse=True)
    return results


def format_text(news: list[dict]) -> str:
    if not news:
        return "No news found."

    lines = ["=" * 60, f"News Search Results ({len(news)} articles)", "=" * 60, ""]
    for i, n in enumerate(news, 1):
        lines.append(f"[{i}] {n['title']}")
        lines.append(f"    来源: {n['source']} | 时间: {n['time']} | 关键词: {n['keyword']}")
        if n['content']:
            lines.append(f"    摘要: {n['content'][:200]}...")
        lines.append("")
    lines.append("=" * 60)
    return "\n".join(lines)


def format_json(news: list[dict]) -> str:
    return json.dumps({
        "generated_at": datetime.now().isoformat(),
        "keywords": keywords,
        "count": len(news),
        "news": news,
    }, ensure_ascii=False, indent=2)


if __name__ == "__main__":
    parser = argparse.ArgumentParser(description="Search stock news by keywords")
    parser.add_argument("keywords", nargs="+", help="Keywords to search (ticker, name, etc.)")
    parser.add_argument("--json", action="store_true", help="Output JSON format")
    parser.add_argument("--max", type=int, default=10, help="Max articles per keyword")
    args = parser.parse_args()

    keywords = args.keywords

    news = search_news(keywords, max_per_keyword=args.max)

    if args.json:
        print(format_json(news))
    else:
        print(format_text(news))

#!/usr/bin/env python3
# /// script
# requires-python = ">=3.10"
# dependencies = []
# ///
"""
Render HTML report from a report directory produced by analyze.py --report.

Usage:
    uv run render_report.py ~/stock-reports/20260329_030822_00700
"""

import argparse
import json
import os
import re
import sys


def _pct(v, decimals=1):
    return "N/A" if v is None else f"{v:.{decimals}f}%"


def _num(v, decimals=2):
    return "N/A" if v is None else f"{v:.{decimals}f}"


def render(report_dir: str) -> str:
    data_path = os.path.join(report_dir, "data.json")
    if not os.path.exists(data_path):
        print(f"Error: {data_path} not found", file=sys.stderr)
        sys.exit(1)

    with open(data_path, encoding="utf-8") as f:
        d = json.load(f)

    chart_data_path = os.path.join(report_dir, "chart_data.json")
    chart_data_json = "{}"
    if os.path.exists(chart_data_path):
        with open(chart_data_path, encoding="utf-8") as f:
            chart_data_json = f.read()

    sig = d["signal"]
    market_label = "港股" if d["market"] == "hk" else "A股"
    generated_at = d["generated_at"][:19].replace("T", " ")

    # Three horizon cards
    horizon_labels = {"short": "短期 (≤2周)", "medium": "中期 (2周~6月)", "long": "长期 (6月+)"}
    rec_labels = {"BUY": "买入 ▲", "HOLD": "持有 —", "SELL": "卖出 ▼"}
    rec_colors = {"BUY": "#26a641", "HOLD": "#d29922", "SELL": "#f85149"}
    horizons_parts = []
    for key in ["short", "medium", "long"]:
        hs = sig[key]
        rec = hs["recommendation"]
        color = rec_colors.get(rec, "#888")
        pts = "\n".join(f"<li>{p}</li>" for p in hs.get("points", [])) or "<li>数据不足</li>"
        horizons_parts.append(f"""<div class="card">
      <div class="horizon-header">
        <span class="horizon-label">{horizon_labels[key]}</span>
        <span class="badge" style="background:{color}22;color:{color}">{rec_labels.get(rec, rec)}</span>
        <span class="confidence">置信度 {hs['confidence']:.0f}%</span>
      </div>
      <ul class="points">{pts}</ul>
    </div>""")
    horizons_html = "\n".join(horizons_parts)

    # Financials
    fin = d.get("financials", {})
    fin_items = [
        ("P/E", _num(fin.get("pe"))),
        ("P/B", _num(fin.get("pb"))),
        ("ROE", _pct(fin.get("roe"))),
        ("净利率", _pct(fin.get("net_margin"))),
        ("利润增长", _pct(fin.get("profit_growth"))),
        ("营收增长", _pct(fin.get("revenue_growth"))),
        ("资产负债率", _pct(fin.get("debt_ratio"))),
        ("股息率", _pct(fin.get("dividend_yield"))),
    ]
    financials_html = "\n".join(
        f'<div class="fin-item"><span class="fin-label">{k}</span><span class="fin-value">{v}</span></div>'
        for k, v in fin_items if v != "N/A"
    )

    # Technicals
    tech = d.get("technicals", {})
    kdj = tech.get("kdj")
    pp = tech.get("pivot_points")
    tech_items = [
        ("MA5", _num(tech.get("ma5"))),
        ("MA20", _num(tech.get("ma20"))),
        ("MA60", _num(tech.get("ma60"))),
        ("EMA50", _num(tech.get("ema50"))),
        ("EMA200", _num(tech.get("ema200"))),
        ("RSI(14)", _num(tech.get("rsi_14"), 1)),
        ("ADX(14)", _num(tech.get("adx_14"), 1)),
        ("KDJ K/D/J", f"{kdj['k']:.0f}/{kdj['d']:.0f}/{kdj['j']:.0f}" if kdj else "N/A"),
        ("MFI(14)", _num(tech.get("mfi_14"), 1)),
        ("CCI(20)", _num(tech.get("cci_20"), 1)),
        ("ATR(14)", _num(tech.get("atr_14"))),
        ("BB带宽", _num(tech.get("bb_bandwidth"), 1)),
        ("波动率(20日)", _pct(tech.get("hist_volatility_20"))),
        ("OBV趋势", tech.get("obv_trend") or "N/A"),
        ("K线形态", tech.get("candlestick_pattern") or "无"),
        ("Pivot PP", _num(pp.get("pp")) if pp else "N/A"),
        ("近1月涨跌", _pct(tech.get("change_1m_pct"))),
        ("近3月涨跌", _pct(tech.get("change_3m_pct"))),
        ("52周高", _num(tech.get("high_52w"))),
        ("52周低", _num(tech.get("low_52w"))),
    ]
    technicals_html = "\n".join(
        f'<div class="fin-item"><span class="fin-label">{k}</span><span class="fin-value">{v}</span></div>'
        for k, v in tech_items if v != "N/A"
    )

    # AI analysis - check ai_analysis.md first, fallback to data.json
    ai_md_path = os.path.join(report_dir, "ai_analysis.md")
    ai_section = ""
    if os.path.exists(ai_md_path):
        # Parse ai_analysis.md with frontmatter
        try:
            with open(ai_md_path, encoding="utf-8") as f:
                content = f.read()
            # Split by H2 sections
            sections = re.split(r'^##\s+', content, flags=re.MULTILINE)
            cards = []
            for sec in sections[1:]:  # Skip first part (frontmatter)
                if not sec.strip():
                    continue
                parts = sec.strip().split('\n', 1)
                if not parts:
                    continue
                title = parts[0]
                body_text = parts[1].strip() if len(parts) > 1 else ""
                # Convert markdown links/bold to simple text
                body_text = re.sub(r'\[([^\]]+)\]\([^)]+\)', r'\1', body_text)
                body_text = re.sub(r'\*\*([^*]+)\*\*', r'\1', body_text)
                cards.append(f"""<div class="ai-card">
              <div class="ai-card-title">{title}</div>
              <div class="ai-card-body">{body_text}</div>
            </div>""")
            if cards:
                ai_section = f'<div class="ai-section"><h2>AI 分析</h2><div class="ai-grid">' + "".join(cards) + '</div></div>'
        except Exception as e:
            print(f"Warning: Failed to parse ai_analysis.md: {e}", file=sys.stderr)
    else:
        ai_analysis = d.get("ai_analysis")
        ai_section = f'<div class="ai-box"><h3>AI 综合分析</h3>{ai_analysis}</div>' if ai_analysis else ""

    # Analyst forecasts
    forecasts = d.get("analyst_forecasts") or []
    if forecasts:
        rows = "\n".join(
            f"<tr><td>{f.get('broker','')}</td><td>{f.get('rating','')}</td>"
            f"<td>{f.get('target_price','N/A')}</td><td>{f.get('date','')}</td></tr>"
            for f in forecasts
        )
        analyst_section = f"""<div class="card" style="margin-bottom:16px">
      <h3>分析师预测</h3>
      <table class="analyst-table">
        <thead><tr><th>机构</th><th>评级</th><th>目标价</th><th>更新日期</th></tr></thead>
        <tbody>{rows}</tbody>
      </table>
    </div>"""
    else:
        analyst_section = ""

    html = f"""<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>{d['ticker']} {d['name']} 分析报告</title>
<script src="https://unpkg.com/[email protected]/dist/lightweight-charts.standalone.production.js"></script>
<style>
  * {{ box-sizing: border-box; margin: 0; padding: 0; }}
  body {{ font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: #f5f7fa; color: #333; }}
  .container {{ max-width: 1400px; margin: 0 auto; padding: 16px; }}
  header {{ display: flex; align-items: center; gap: 12px; margin-bottom: 20px; border-bottom: 1px solid #e0e0e0; padding-bottom: 16px; flex-wrap: wrap; }}
  .ticker {{ font-size: 1.5rem; font-weight: 700; color: #1a1a2e; }}
  .meta {{ color: #666; font-size: 0.85rem; margin-top: 4px; }}
  .grid {{ display: grid; grid-template-columns: 1fr; gap: 12px; margin-bottom: 12px; }}
  @media (min-width: 768px) {{ .grid {{ grid-template-columns: 1fr 1fr 1fr; }} }}
  @media (min-width: 768px) {{ .grid-2 {{ grid-template-columns: 1fr 1fr; }} }}
  .card {{ background: #fff; border-radius: 10px; padding: 14px; border: 1px solid #e0e0e0; box-shadow: 0 1px 3px rgba(0,0,0,0.06); }}
  .card h3 {{ font-size: 0.72rem; text-transform: uppercase; letter-spacing: 1px; color: #888; margin-bottom: 10px; }}
  .horizon-header {{ display: flex; align-items: center; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }}
  .horizon-label {{ font-size: 0.88rem; font-weight: 600; color: #1a1a2e; }}
  .badge {{ padding: 3px 10px; border-radius: 12px; font-weight: 600; font-size: 0.8rem; }}
  .confidence {{ color: #888; font-size: 0.78rem; }}
  .points {{ list-style: none; }}
  .points li {{ padding: 3px 0; font-size: 0.8rem; border-bottom: 1px solid #f0f0f0; color: #444; }}
  .points li::before {{ content: "▸ "; color: #aaa; }}
  .fin-grid {{ display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }}
  @media (min-width: 480px) {{ .fin-grid {{ grid-template-columns: 1fr 1fr 1fr; }} }}
  .fin-item {{ display: flex; justify-content: space-between; font-size: 0.78rem; padding: 4px 0; border-bottom: 1px solid #f0f0f0; }}
  .fin-label {{ color: #666; }}
  .fin-value {{ font-weight: 600; color: #333; }}
  .ai-box {{ background: #fff; border-radius: 10px; padding: 14px; border: 1px solid #e0e0e0; margin-bottom: 12px; white-space: pre-wrap; font-size: 0.83rem; line-height: 1.6; color: #444; }}
  .ai-box h3 {{ font-size: 0.72rem; text-transform: uppercase; letter-spacing: 1px; color: #888; margin-bottom: 10px; }}
  .ai-section {{ margin-bottom: 16px; }}
  .ai-section h2 {{ font-size: 1rem; color: #1a1a2e; margin-bottom: 12px; }}
  .ai-grid {{ display: grid; grid-template-columns: 1fr; gap: 10px; }}
  @media (min-width: 768px) {{ .ai-grid {{ grid-template-columns: 1fr 1fr; }} }}
  .ai-card {{ background: #fff; border-radius: 10px; padding: 14px; border: 1px solid #e0e0e0; box-shadow: 0 1px 3px rgba(0,0,0,0.06); }}
  .ai-card-title {{ font-size: 0.85rem; font-weight: 600; color: #1a1a2e; margin-bottom: 8px; border-bottom: 2px solid #58a6ff; padding-bottom: 6px; }}
  .ai-card-body {{ font-size: 0.8rem; line-height: 1.5; color: #555; white-space: pre-wrap; }}
  .analyst-table {{ width: 100%; border-collapse: collapse; font-size: 0.78rem; }}
  .analyst-table th {{ text-align: left; color: #666; font-weight: 500; padding: 6px; border-bottom: 1px solid #e0e0e0; background: #f8f9fa; }}
  .analyst-table td {{ padding: 6px; border-bottom: 1px solid #f0f0f0; color: #444; }}
  .chart-container {{ background: #fff; border-radius: 10px; border: 1px solid #e0e0e0; box-shadow: 0 1px 3px rgba(0,0,0,0.06); margin-bottom: 12px; overflow: hidden; }}
  .chart-title {{ padding: 10px 14px 0; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 1px; color: #888; }}
  .chart-legend {{ padding: 4px 14px 8px; font-size: 0.72rem; color: #888; display: flex; gap: 12px; flex-wrap: wrap; }}
  .legend-item {{ display: flex; align-items: center; gap: 4px; }}
  .legend-dot {{ width: 8px; height: 2px; border-radius: 1px; }}
  footer {{ text-align: center; color: #999; font-size: 0.7rem; margin-top: 24px; padding-top: 16px; border-top: 1px solid #e0e0e0; }}
</style>
</head>
<body>
<div class="container">
  <header>
    <div>
      <div class="ticker">{d['ticker']} <span style="font-size:1.1rem;color:#8b949e">{d['name']}</span></div>
      <div class="meta">{market_label} &nbsp;·&nbsp; 当前价: {d['current_price']} &nbsp;·&nbsp; 生成时间: {generated_at}</div>
    </div>
  </header>

  {ai_section}

  <div class="grid">
    {horizons_html}
  </div>

  <div class="chart-container">
    <div class="chart-title">K线图 · 最近180日</div>
    <div class="chart-legend">
      <span class="legend-item"><span class="legend-dot" style="background:#58a6ff"></span>MA20</span>
      <span class="legend-item"><span class="legend-dot" style="background:#f0883e"></span>EMA50</span>
      <span class="legend-item"><span class="legend-dot" style="background:#ff7b72;border-top:1px dashed #ff7b72;height:0"></span>EMA200</span>
      <span class="legend-item"><span class="legend-dot" style="background:#8b949e"></span>BB</span>
    </div>
    <div id="chart-main" style="height:320px"></div>
    <div id="chart-volume" style="height:80px"></div>
  </div>

  <div class="grid grid-2" style="margin-bottom:12px">
    <div class="chart-container" style="margin-bottom:0">
      <div class="chart-title">RSI (14)</div>
      <div id="chart-rsi" style="height:120px"></div>
    </div>
    <div class="chart-container" style="margin-bottom:0">
      <div class="chart-title">MACD (12,26,9)</div>
      <div id="chart-macd" style="height:120px"></div>
    </div>
  </div>

  <div class="chart-container">
    <div class="chart-title">KDJ (9,3,3)</div>
    <div class="chart-legend">
      <span class="legend-item"><span class="legend-dot" style="background:#58a6ff"></span>K</span>
      <span class="legend-item"><span class="legend-dot" style="background:#f0883e"></span>D</span>
      <span class="legend-item"><span class="legend-dot" style="background:#3fb950"></span>J</span>
    </div>
    <div id="chart-kdj" style="height:120px"></div>
  </div>

  <div class="grid grid-2">
    <div class="card">
      <h3>财务指标</h3>
      <div class="fin-grid">{financials_html}</div>
    </div>
    <div class="card">
      <h3>技术指标</h3>
      <div class="fin-grid">{technicals_html}</div>
    </div>
  </div>

  {analyst_section}

  <footer>⚠️ 本报告仅供参考，不构成投资建议。</footer>
</div>

<script>
const CD = {chart_data_json};

const OPTS = {{
  layout: {{ background: {{ color: '#ffffff' }}, textColor: '#333' }},
  grid: {{ vertLines: {{ color: '#f0f0f0' }}, horzLines: {{ color: '#f0f0f0' }} }},
  crosshair: {{ mode: 1 }},
  timeScale: {{ borderColor: '#e0e0e0', timeVisible: true }},
  rightPriceScale: {{ borderColor: '#e0e0e0' }},
}};

// ── Main chart ──
const mainChart = LightweightCharts.createChart(document.getElementById('chart-main'), {{
  ...OPTS, height: 320,
  handleScroll: {{ mouseWheel: true, pressedMouseMove: true }},
  handleScale: {{ mouseWheel: true, pinch: true }},
}});
const candleSeries = mainChart.addCandlestickSeries({{
  upColor: '#26a641', downColor: '#f85149',
  borderUpColor: '#26a641', borderDownColor: '#f85149',
  wickUpColor: '#26a641', wickDownColor: '#f85149',
}});
candleSeries.setData(CD.ohlcv);

const ma20s = mainChart.addLineSeries({{ color: '#58a6ff', lineWidth: 1, priceLineVisible: false }});
ma20s.setData(CD.ma20);
const ema50s = mainChart.addLineSeries({{ color: '#f0883e', lineWidth: 1, priceLineVisible: false }});
ema50s.setData(CD.ema50);
const ema200s = mainChart.addLineSeries({{ color: '#ff7b72', lineWidth: 1, lineStyle: 1, priceLineVisible: false }});
ema200s.setData(CD.ema200);
const bbUs = mainChart.addLineSeries({{ color: '#8b949e', lineWidth: 1, lineStyle: 2, priceLineVisible: false }});
bbUs.setData(CD.bb_upper);
const bbLs = mainChart.addLineSeries({{ color: '#8b949e', lineWidth: 1, lineStyle: 2, priceLineVisible: false }});
bbLs.setData(CD.bb_lower);

// ── Volume chart ──
const volChart = LightweightCharts.createChart(document.getElementById('chart-volume'), {{
  ...OPTS, height: 80,
}});
const volSeries = volChart.addHistogramSeries({{
  priceFormat: {{ type: 'volume' }},
  priceScaleId: '',
}});
volSeries.priceScale().applyOptions({{ scaleMargins: {{ top: 0.1, bottom: 0 }} }});
volSeries.setData(CD.ohlcv.map(d => ({{
  time: d.time,
  value: d.volume,
  color: d.close >= d.open ? '#26a64166' : '#f8514966',
}})));

// ── RSI chart ──
const rsiChart = LightweightCharts.createChart(document.getElementById('chart-rsi'), {{
  ...OPTS, height: 120,
}});
const rsiSeries = rsiChart.addLineSeries({{ color: '#d2a8ff', lineWidth: 1, priceLineVisible: false }});
rsiSeries.setData(CD.rsi);
[70, 30].forEach(v => {{
  const s = rsiChart.addLineSeries({{ color: v === 70 ? '#f85149' : '#26a641', lineWidth: 1, lineStyle: 2, priceLineVisible: false }});
  s.setData(CD.rsi.map(d => ({{ time: d.time, value: v }})));
}});

// ── MACD chart ──
const macdChart = LightweightCharts.createChart(document.getElementById('chart-macd'), {{
  ...OPTS, height: 120,
}});
const macdHistSeries = macdChart.addHistogramSeries({{ priceLineVisible: false }});
macdHistSeries.setData(CD.macd_hist.map(d => ({{
  time: d.time, value: d.value,
  color: d.value >= 0 ? '#26a64188' : '#f8514988',
}})));
const macdLine = macdChart.addLineSeries({{ color: '#58a6ff', lineWidth: 1, priceLineVisible: false }});
macdLine.setData(CD.macd);
const sigLine = macdChart.addLineSeries({{ color: '#f0883e', lineWidth: 1, priceLineVisible: false }});
sigLine.setData(CD.macd_signal);

// ── KDJ chart ──
const kdjChart = LightweightCharts.createChart(document.getElementById('chart-kdj'), {{
  ...OPTS, height: 120,
}});
const kLine = kdjChart.addLineSeries({{ color: '#58a6ff', lineWidth: 1, priceLineVisible: false }});
kLine.setData(CD.kdj_k);
const dLine = kdjChart.addLineSeries({{ color: '#f0883e', lineWidth: 1, priceLineVisible: false }});
dLine.setData(CD.kdj_d);
const jLine = kdjChart.addLineSeries({{ color: '#3fb950', lineWidth: 1, priceLineVisible: false }});
jLine.setData(CD.kdj_j);
[80, 20].forEach(v => {{
  const s = kdjChart.addLineSeries({{ color: v === 80 ? '#f85149' : '#26a641', lineWidth: 1, lineStyle: 2, priceLineVisible: false }});
  s.setData(CD.kdj_k.map(d => ({{ time: d.time, value: v }})));
}});

// Sync time scales
const charts = [mainChart, volChart, rsiChart, macdChart, kdjChart];
charts.forEach(c => {{
  c.timeScale().subscribeVisibleLogicalRangeChange(range => {{
    if (range) charts.forEach(o => {{ if (o !== c) o.timeScale().setVisibleLogicalRange(range); }});
  }});
}});
mainChart.timeScale().fitContent();
</script>
</body>
</html>"""

    out_path = os.path.join(report_dir, "index.html")
    with open(out_path, "w", encoding="utf-8") as f:
        f.write(html)

    print(f"Report rendered: {out_path}")
    return out_path


def main():
    parser = argparse.ArgumentParser(description="Render HTML report from report directory")
    parser.add_argument("report_dir", help="Path to report directory (contains data.json)")
    args = parser.parse_args()
    render(os.path.expanduser(args.report_dir))


if __name__ == "__main__":
    main()