"""Telegram Notification Provider — 接線 TelegramGateway 到 NotificationManager

2026-04-25 修復 L2：系統執行反饋完全丟失
根本原因：執行完成後的推送通知未配置任何 provider，Telegram 曾有 Gateway 實作
但從未註冊為 NotificationProvider，導致執行失敗的卡片無法推送回 Telegram

本模組：直接複用既有 TelegramGateway.send_alert_notification()，將執行結果格式化並推送
"""

from src.core.config import settings
from src.core.logging import get_logger
from .base import (
    ExecutionStatus,
    NotificationMessage,
    NotificationProvider,
    NotificationResult,
    NotificationStatus,
)

logger = get_logger("awoooi.notifications.telegram")


class TelegramWebhookProvider(NotificationProvider):
    """透過既有 TelegramGateway 發送執行結果卡片"""

    @property
    def name(self) -> str:
        return "telegram"

    @property
    def enabled(self) -> bool:
        """檢查 Telegram bot token 與 AwoooI SRE 戰情室是否配置。"""
        return bool(settings.OPENCLAW_TG_BOT_TOKEN) and bool(settings.SRE_GROUP_CHAT_ID)

    def _format(self, msg: NotificationMessage) -> str:
        """格式化執行結果為 Telegram 訊息"""
        title = f"{msg.status_emoji} <b>{msg.status_text}</b>"
        lines = [
            title,
            "━━━━━━━━━━━━━━━━━━━",
            f"🎯 <code>{msg.action_title[:120]}</code>",
            f"🧭 Namespace: <code>{msg.namespace}</code> | Op: <code>{msg.operation_type}</code>",
            f"{msg.risk_emoji} 風險: {msg.risk_level.upper()} | Pods: {msg.affected_pods}",
            f"📝 Approval: <code>{msg.approval_id[:12]}</code>",
        ]
        if msg.duration_ms is not None:
            lines.append(f"⏱️ 耗時: {msg.duration_ms}ms")
        if msg.error_message:
            lines.append(f"❗ 錯誤: <code>{msg.error_message[:200]}</code>")
        if msg.signers:
            lines.append(f"👥 簽核: {msg.signers_display}")
        return "\n".join(lines)

    async def send(self, message: NotificationMessage) -> NotificationResult:
        """推送執行結果到 Telegram"""
        if not self.enabled:
            return NotificationResult(
                status=NotificationStatus.SKIPPED,
                provider=self.name,
                message="Telegram bot token or chat_id not configured",
            )
        try:
            from src.services.telegram_gateway import get_telegram_gateway

            gateway = get_telegram_gateway()
            text = self._format(message)
            resp = await gateway.send_alert_notification(text=text, parse_mode="HTML")
            return NotificationResult(
                status=NotificationStatus.SUCCESS,
                provider=self.name,
                message="Telegram notification sent",
                response_data=resp if isinstance(resp, dict) else None,
            )
        except Exception as e:
            logger.exception("telegram_notification_exception", error=str(e))
            return NotificationResult(
                status=NotificationStatus.FAILED,
                provider=self.name,
                message="Exception during send",
                error=str(e)[:300],
            )

    async def test_connection(self) -> bool:
        """測試 Telegram 連接"""
        if not self.enabled:
            return False
        try:
            from src.services.telegram_gateway import get_telegram_gateway

            gw = get_telegram_gateway()
            await gw.send_alert_notification(text="🔔 AWOOOI Telegram provider 連線測試")
            return True
        except Exception as e:
            logger.error("telegram_connection_test_failed", error=str(e))
            return False