"""Contact form endpoint with rate limiting."""

from fastapi import APIRouter, Depends, HTTPException, Request, status
from sqlalchemy.ext.asyncio import AsyncSession

from app.cache import check_rate_limit
from app.database import get_db
from app.models.contact import Contact
from app.schemas.contact import ContactCreate, ContactResponse

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


@router.post("", response_model=ContactResponse, status_code=status.HTTP_201_CREATED)
async def create_contact(
    payload: ContactCreate,
    request: Request,
    db: AsyncSession = Depends(get_db),
) -> ContactResponse:
    """Submit a contact form message with rate limiting."""
    client_ip = request.client.host if request.client else "unknown"
    allowed = await check_rate_limit(f"contact:{client_ip}", max_requests=5, window=60)
    if not allowed:
        raise HTTPException(
            status_code=status.HTTP_429_TOO_MANY_REQUESTS,
            detail="Rate limit exceeded. Please try again later.",
        )

    contact = Contact(
        name=payload.name,
        email=str(payload.email),
        phone=payload.phone,
        message=payload.message,
        privacy_consent=payload.privacy_consent,
    )
    db.add(contact)
    await db.commit()

    return ContactResponse(success=True, message="Kontakt-Anfrage erfolgreich gesendet.")