"""
信号格式化工具

用于格式化交易信号通知，支持：
- 飞书卡片格式
- Telegram 文本格式
- 支持加密货币、美股、港股
"""
from typing import Dict, Any


class SignalFormatter:
    """信号格式化工具"""

    @staticmethod
    def format_signal_message(signal: Dict[str, Any], symbol: str, agent_type: str = 'crypto', stock_name: str = '') -> str:
        """
        格式化信号消息（用于 Telegram 通知）

        Args:
            signal: 信号数据
            symbol: 交易对
            agent_type: 智能体类型 (crypto/stock)
            stock_name: 股票名称（可选，从基本面数据获取）

        Returns:
            格式化的消息文本
        """
        type_map = {
            'short_term': '短线',
            'medium_term': '中线',
            'long_term': '长线'
        }
        action_map = {
            'buy': '做多',
            'sell': '做空'
        }

        # 兼容 timeframe 和 type 字段
        signal_type_key = 'timeframe' if 'timeframe' in signal else 'type'
        signal_type = type_map.get(signal.get(signal_type_key), signal.get(signal_type_key))
        action = action_map.get(signal['action'], signal['action'])
        grade = signal.get('grade', 'C')
        confidence = signal.get('confidence', 0)
        entry_type = signal.get('entry_type', 'market')

        # 等级图标
        grade_icon = {'A': '⭐⭐⭐', 'B': '⭐⭐', 'C': '⭐', 'D': ''}.get(grade, '')

        # 方向图标
        action_icon = '🟢' if signal['action'] == 'buy' else '🔴'

        # 入场类型
        entry_type_text = '现价入场' if entry_type == 'market' else '挂单等待'
        entry_type_icon = '⚡' if entry_type == 'market' else '⏳'

        # 仓位大小
        position_size = signal.get('position_size', 'light')
        position_map = {'heavy': '重仓', 'medium': '中仓', 'light': '轻仓'}
        position_icon = {'heavy': '🔥', 'medium': '📊', 'light': '🌱'}.get(position_size, '🌱')
        position_text = position_map.get(position_size, '轻仓')

        # 计算风险收益比
        entry = signal.get('entry_price', 0)
        sl = signal.get('stop_loss', 0)
        tp = signal.get('take_profit', 0)
        sl_percent = ((sl - entry) / entry * 100) if entry else 0
        tp_percent = ((tp - entry) / entry * 100) if entry else 0

        # 识别市场类型
        if agent_type == 'crypto':
            market_tag = '[加密货币] '
        elif symbol.endswith('.HK'):
            market_tag = '[港股] '
        else:
            market_tag = '[美股] '

        # 构建标题（带股票名称和市场类型）
        symbol_display = f"{stock_name}({symbol})" if stock_name else symbol

        message = f"""📊 {market_tag}{symbol_display} {signal_type}信号

{action_icon} **方向**: {action}
{entry_type_icon} **入场**: {entry_type_text}
{position_icon} **仓位**: {position_text}
⭐ **等级**: {grade} {grade_icon}
📈 **置信度**: {confidence}%

💰 **入场价**: ${entry:,.2f}
🛑 **止损价**: ${sl:,.2f} ({sl_percent:+.1f}%)
🎯 **止盈价**: ${tp:,.2f} ({tp_percent:+.1f}%)

📝 **分析理由**:
{signal.get('reason', '无')}

⚠️ **风险提示**:
{signal.get('risk_warning', '请注意风险控制')}"""

        return message

    @staticmethod
    def format_feishu_card(signal: Dict[str, Any], symbol: str, agent_type: str = 'crypto', stock_name: str = '') -> Dict[str, Any]:
        """
        格式化飞书卡片消息

        Args:
            signal: 信号数据
            symbol: 交易对
            agent_type: 智能体类型 (crypto/stock)
            stock_name: 股票名称（可选，从基本面数据获取）

        Returns:
            包含 title, content, color 的字典
        """
        type_map = {
            'short_term': '短线',
            'medium_term': '中线',
            'long_term': '长线'
        }
        action_map = {
            'buy': '做多',
            'sell': '做空'
        }

        # 兼容 timeframe 和 type 字段
        signal_type_key = 'timeframe' if 'timeframe' in signal else 'type'
        signal_type = type_map.get(signal.get(signal_type_key), signal.get(signal_type_key))
        action = action_map.get(signal['action'], signal['action'])
        action_icon = '🟢' if signal['action'] == 'buy' else '🔴'
        grade = signal.get('grade', 'C')
        confidence = signal.get('confidence', 0)
        entry_type = signal.get('entry_type', 'market')

        # 等级图标
        grade_icon = {'A': '⭐⭐⭐', 'B': '⭐⭐', 'C': '⭐', 'D': ''}.get(grade, '')

        # 入场类型
        entry_type_text = '现价入场' if entry_type == 'market' else '挂单等待'
        entry_type_icon = '⚡' if entry_type == 'market' else '⏳'

        # 仓位大小
        position_size = signal.get('position_size', 'light')
        position_map = {'heavy': '重仓', 'medium': '中仓', 'light': '轻仓'}
        position_icon = {'heavy': '🔥', 'medium': '📊', 'light': '🌱'}.get(position_size, '🌱')
        position_text = position_map.get(position_size, '轻仓')

        # 标题和颜色 - 区分加密货币/美股/港股
        is_market_order = entry_type == 'market'
        market_badge = '【现价】' if is_market_order else ''

        # 识别市场类型
        if agent_type == 'crypto':
            market_tag = '[加密货币] '
        elif symbol.endswith('.HK'):
            market_tag = '[港股] '
        else:
            market_tag = '[美股] '

        # 构建带名称的股票显示
        symbol_display = f"{stock_name}({symbol})" if stock_name else symbol

        if signal['action'] == 'buy':
            title = f"🟢 {market_tag}{symbol_display} {signal_type}做多信号 {market_badge}"
            color = "green"
        else:
            title = f"🔴 {market_tag}{symbol_display} {signal_type}做空信号 {market_badge}"
            color = "red"

        # 计算风险收益比
        entry = signal.get('entry_price', 0)
        sl = signal.get('stop_loss', 0)
        tp = signal.get('take_profit', 0)
        sl_percent = ((sl - entry) / entry * 100) if entry else 0
        tp_percent = ((tp - entry) / entry * 100) if entry else 0

        # 构建内容
        content_lines = [
            f"{action_icon} **操作**: {action}",
            f"{entry_type_icon} **入场方式**: {entry_type_text}",
            f"{position_icon} **仓位**: {position_text} | 📈 信心度: **{confidence}%**",
            f"⭐ **等级**: {grade} {grade_icon}",
            f"",
            f"💰 **入场价**: ${entry:,.2f}",
            f"🛑 **止损价**: ${sl:,.2f} ({sl_percent:+.1f}%)",
            f"🎯 **止盈价**: ${tp:,.2f} ({tp_percent:+.1f}%)",
            f"",
            f"📝 **分析理由**:",
            f"{signal.get('reason', '无')}",
        ]

        # 添加关键因素（如果有）
        key_factors = signal.get('key_factors')
        if key_factors and isinstance(key_factors, list):
            content_lines.append("")
            content_lines.append("**关键因素**:")
            for factor in key_factors[:5]:
                content_lines.append(f"- {factor}")

        # 添加风险提示（如果有）
        risk_warning = signal.get('risk_warning')
        if risk_warning:
            content_lines.append("")
            content_lines.append(f"⚠️ **风险提示**:")
            content_lines.append(risk_warning)

        content = "\n".join(content_lines)

        return {
            'title': title,
            'content': content,
            'color': color
        }


# 全局单例
_signal_formatter = SignalFormatter()


def get_signal_formatter() -> SignalFormatter:
    """获取信号格式化工具单例"""
    return _signal_formatter