"""
Agent Notification Routes — endpoint for the ZeroClaw compliance agent
to send notification emails via SMTP.

POST /api/compliance/agent/notify
"""

import logging
from datetime import datetime, timezone

from fastapi import APIRouter
from pydantic import BaseModel

from compliance.services.smtp_sender import send_email

logger = logging.getLogger(__name__)

router = APIRouter(prefix="/compliance/agent", tags=["agent"])


class NotifyRequest(BaseModel):
    recipient: str
    subject: str
    body_html: str
    role: str
    escalation_id: str | None = None


class NotifyResponse(BaseModel):
    status: str
    recipient: str
    subject: str
    role: str
    sent_at: str
    error: str | None = None


@router.post("/notify", response_model=NotifyResponse)
async def send_agent_notification(req: NotifyRequest):
    """Send a compliance notification email on behalf of the agent."""
    result = send_email(
        recipient=req.recipient,
        subject=req.subject,
        body_html=_build_email_body(req),
    )

    return NotifyResponse(
        status=result["status"],
        recipient=req.recipient,
        subject=req.subject,
        role=req.role,
        sent_at=datetime.now(timezone.utc).isoformat(),
        error=result.get("error"),
    )


def _build_email_body(req: NotifyRequest) -> str:
    """Wrap the agent's HTML body with a standard email frame."""
    return f"""
    <div style="font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; max-width: 600px; margin: 0 auto;">
      <div style="background: #1a1a2e; color: white; padding: 16px 24px; border-radius: 8px 8px 0 0;">
        <h2 style="margin: 0; font-size: 18px;">BreakPilot Compliance Agent</h2>
      </div>
      <div style="padding: 24px; border: 1px solid #e2e8f0; border-top: none;">
        <p style="color: #64748b; font-size: 13px; margin-top: 0;">
          Zugewiesen an: <strong>{req.role}</strong>
          {f' | Eskalation: {req.escalation_id}' if req.escalation_id else ''}
        </p>
        {req.body_html}
      </div>
      <div style="background: #f8fafc; padding: 12px 24px; border: 1px solid #e2e8f0; border-top: none; border-radius: 0 0 8px 8px;">
        <p style="color: #94a3b8; font-size: 11px; margin: 0;">
          Automatisch generiert vom BreakPilot Compliance Agent (ZeroClaw + Qwen)
        </p>
      </div>
    </div>
    """