43 lines
1.6 KiB
Python
43 lines
1.6 KiB
Python
# apps/common/services/notification_service.py
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import logging
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from asgiref.sync import async_to_sync
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from channels.layers import get_channel_layer
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from apps.notifications.models import Notification
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logger = logging.getLogger(__name__)
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class NotificationService:
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def send_notification(self, user, title, content, notification_type, related_object_id, sender=None):
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"""发送通知并通过WebSocket推送"""
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try:
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notification = Notification.objects.create(
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sender=sender,
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receiver=user,
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title=title,
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content=content,
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type=notification_type,
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related_resource=related_object_id,
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)
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channel_layer = get_channel_layer()
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async_to_sync(channel_layer.group_send)(
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f"notification_user_{user.id}",
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{
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"type": "notification",
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"data": {
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"id": str(notification.id),
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"title": notification.title,
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"content": notification.content,
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"type": notification.type,
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"created_at": notification.created_at.isoformat(),
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"sender": {
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"id": str(notification.sender.id),
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"name": notification.sender.name
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} if notification.sender else None
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}
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}
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)
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except Exception as e:
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logger.error(f"发送通知失败: {str(e)}")
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