import asyncio
import logging
from apps.account.models import Notification
from apps.account.tasks import send_notification

logger = logging.getLogger(__name__)

def create_and_send_notification(user, title_en, body_en, title_fa, body_fa, service='imam-javad', data=None):
    """
    Creates a Notification record in the database and sends a push notification to FCM.
    Resolves localized title and body based on user.language.
    """
    lang = getattr(user, 'language', None)
    lang_code = lang.code if lang and hasattr(lang, 'code') else 'fa'
    
    title = title_fa if lang_code == 'fa' else title_en
    message = body_fa if lang_code == 'fa' else body_en
    
    # Save to database
    notif = Notification.objects.create(
        user=user,
        title=title,
        message=message,
        service=service
    )
    
    fcm_token = getattr(user, 'fcm', None)
    if fcm_token:
        try:
            try:
                loop = asyncio.get_event_loop()
            except RuntimeError:
                loop = asyncio.new_event_loop()
                asyncio.set_event_loop(loop)
                
            if loop.is_running():
                loop.create_task(send_notification([fcm_token], title, message, data))
            else:
                loop.run_until_complete(send_notification([fcm_token], title, message, data))
        except Exception as e:
            logger.error(f"Failed to send push notification via FCM: {e}")
            
    return notif