# Copyright (c) 2025-2026 马建军. All rights reserved.
# 专有软件 — 未经授权禁止复制、传播、转售。
# 严禁用于：带单/代客理财、向他人推荐期货品种或买卖建议、融资配资等业务。
# 详见 LICENSE.zh-CN.txt 与 docs/软件购买与使用协议.md

"""企业微信推送：开仓 / 平仓 / 关键位 结构化消息。"""
from __future__ import annotations

from typing import Optional


def _dir_label(direction: str) -> str:
    d = (direction or "long").strip().lower()
    return "多头（long）" if d == "long" else "空头（short）"


def _dir_emoji(direction: str) -> str:
    d = (direction or "long").strip().lower()
    return "📈" if d == "long" else "📉"


def fmt_holding(minutes: int) -> str:
    m = max(0, int(minutes or 0))
    if m >= 1440:
        return f"{m // 1440}天{m % 1440 // 60}小时{m % 60}分钟"
    if m >= 60:
        return f"{m // 60}小时{m % 60}分钟"
    return f"{m}分钟"


def calc_rr(entry: float, sl: float, tp: float, direction: str) -> Optional[float]:
    try:
        entry_f, sl_f, tp_f = float(entry), float(sl), float(tp)
    except (TypeError, ValueError):
        return None
    risk = abs(entry_f - sl_f)
    if risk <= 0:
        return None
    reward = (tp_f - entry_f) if direction == "long" else (entry_f - tp_f)
    if reward <= 0:
        return None
    return round(reward / risk, 2)


def format_open_success(
    *,
    symbol_name: str,
    symbol: str,
    direction: str,
    mode_label: str,
    order_id: str = "",
    entry: float,
    stop_loss: float,
    take_profit: Optional[float],
    lots: int,
    capital: float,
    margin: Optional[float],
    margin_pct: Optional[float],
    risk_percent: float,
    risk_amount: Optional[float],
    trailing_be: bool = False,
    be_tick_buffer: int = 2,
    tick_size: float = 1.0,
    source: str = "期货下单",
    extra_lines: Optional[list[str]] = None,
) -> str:
    """正常 / 关键位开仓成功推送。"""
    name = symbol_name or symbol
    emoji = _dir_emoji(direction)
    rr = calc_rr(entry, stop_loss, take_profit, direction) if take_profit else None
    lines = [
        f"{emoji} {name} 开仓成功",
        f"💼 账户：{mode_label}",
        "",
        "🧾 订单基础信息",
        f"📌 来源：{source}",
    ]
    if order_id:
        lines.append(f"🔖 委托号：{order_id}")
    lines.extend([
        f"📈 方向：{_dir_label(direction)}",
        f"⚠ 单笔风控：{risk_percent:g}%"
        + (f"≈{risk_amount:.2f}元" if risk_amount is not None else ""),
        "",
        "📊 仓位配置",
        f"账户权益：{capital:.2f} 元",
        f"开仓手数：{lots} 手",
    ])
    if margin is not None:
        lines.append(f"占用保证金：{margin:.2f} 元")
    if margin_pct is not None:
        lines.append(f"仓位占比：{margin_pct:.2f}%")
    lines.extend(["", "🎯 价位 & 盈亏比", f"开仓价：{entry:g}", f"止损价：{stop_loss:g}"])
    if take_profit is not None:
        lines.append(f"止盈价：{take_profit:g}")
    if rr is not None:
        lines.append(f"计划盈亏比：RR {rr:g} : 1")
    if trailing_be:
        be_px = entry - be_tick_buffer * tick_size if direction == "long" else entry + be_tick_buffer * tick_size
        lines.append(f"移动保本：1.0R → {be_px:g}（缓冲 {be_tick_buffer} 跳）")
    lines.extend(["", "📌 状态", "✅ 已进入下单监控，本地 SL/TP 守护"])
    if extra_lines:
        lines.extend(extra_lines)
    return "\n".join(lines)


def format_key_open_success(
    *,
    symbol_name: str,
    symbol: str,
    monitor_type: str,
    trade_mode: str,
    bar_time: str,
    break_side: str,
    **kwargs,
) -> str:
    side_label = "向上突破" if break_side == "upper" else "向下突破"
    extra = [
        "",
        "📎 关键位触发",
        f"类型：{monitor_type}",
        f"模式：{trade_mode} · {side_label}",
        f"5m 收盘：{bar_time}",
    ]
    source = f"{monitor_type}·{trade_mode}"
    return format_open_success(
        symbol_name=symbol_name,
        symbol=symbol,
        source=source,
        extra_lines=extra,
        **kwargs,
    )


def format_close_done(
    *,
    symbol_name: str,
    symbol: str,
    mode_label: str,
    direction: str,
    result: str,
    pnl_net: float,
    equity_after: Optional[float],
    capital: float,
    entry: float,
    close_price: float,
    stop_loss: Optional[float],
    take_profit: Optional[float],
    lots: float,
    holding_minutes: int = 0,
    order_id: str = "",
    note: str = "",
) -> str:
    """平仓完成推送。"""
    name = symbol_name or symbol
    emoji = "📈" if pnl_net >= 0 else "📉"
    pnl_sign = "+" if pnl_net >= 0 else ""
    lines = [
        f"{emoji} {name} 平仓完成",
        f"💼 账户：{mode_label}",
        "",
        "🧾 平仓概要",
    ]
    if order_id:
        lines.append(f"🔖 平仓单号：{order_id}")
    lines.extend([
        f"📌 方向：{_dir_label(direction)}",
        f"📌 平仓结果：{result}",
        f"💰 本单净盈亏：{pnl_sign}{pnl_net:.2f} 元",
        f"⏱ 持仓时长：{fmt_holding(holding_minutes)}",
        f"💵 账户权益：{equity_after if equity_after is not None else capital:.2f} 元",
        "",
        "🎯 价位（计划）",
        f"开仓价：{entry:g}",
        f"平仓价：{close_price:g}",
    ])
    if take_profit is not None:
        lines.append(f"止盈价：{take_profit:g}")
    if stop_loss is not None:
        lines.append(f"止损价：{stop_loss:g}")
    if note:
        lines.extend(["", "📎 备注", note])
    return "\n".join(lines)