590 lines
30 KiB
Python
590 lines
30 KiB
Python
"""
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Celery задачи для уведомлений.
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"""
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from celery import shared_task
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from django.core.mail import send_mail, EmailMultiAlternatives
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from django.conf import settings
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from django.template.loader import render_to_string
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from django.utils.html import strip_tags
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from django.utils import timezone
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import logging
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logger = logging.getLogger(__name__)
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@shared_task
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def send_notification_task(notification_id):
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"""
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Отправка уведомления асинхронно.
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Args:
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notification_id: ID уведомления для отправки
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"""
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from .models import Notification
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try:
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notification = Notification.objects.select_related('recipient').get(id=notification_id)
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# Проверка настроек пользователя
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try:
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preferences = notification.recipient.notification_preferences
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# Проверка включены ли уведомления
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if not preferences.is_type_enabled(notification.notification_type, notification.channel):
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notification.mark_as_sent(error='Отключено в настройках')
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return f'Notification {notification_id} disabled by user preferences'
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# Проверка режима тишины
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if preferences.is_quiet_hours():
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# Перенести отправку
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return f'Notification {notification_id} delayed due to quiet hours'
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except:
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# Если нет настроек, используем дефолтные
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pass
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# Отправка в зависимости от канала
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if notification.channel == 'email':
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result = send_email_notification(notification)
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elif notification.channel == 'telegram':
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result = send_telegram_notification(notification)
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elif notification.channel == 'in_app':
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# Внутренние уведомления только создаются, не отправляются
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notification.mark_as_sent()
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result = 'In-app notification created'
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else:
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result = f'Unknown channel: {notification.channel}'
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return result
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except Notification.DoesNotExist:
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return f'Notification {notification_id} not found'
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except Exception as e:
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logger.error(f'Error sending notification {notification_id}: {str(e)}')
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try:
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notification = Notification.objects.get(id=notification_id)
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notification.mark_as_sent(error=str(e))
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except:
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pass
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return f'Error: {str(e)}'
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def send_email_notification(notification):
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"""Отправка Email уведомления."""
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try:
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recipient_email = notification.recipient.email
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# Пытаемся получить шаблон для этого типа уведомления
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from .models import NotificationTemplate
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try:
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template = NotificationTemplate.objects.get(
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notification_type=notification.notification_type,
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is_active=True
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)
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# Подготавливаем контекст для шаблона
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context = {
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'title': notification.title,
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'message': notification.message,
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'action_url': f"{settings.FRONTEND_URL}{notification.action_url}" if notification.action_url else None,
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'recipient_name': notification.recipient.get_full_name() or notification.recipient.email,
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'recipient_email': notification.recipient.email,
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}
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# Добавляем данные из notification.data, если есть
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if notification.data:
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context.update(notification.data)
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# Рендерим шаблон
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rendered = template.render('email', context)
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email_subject = rendered.get('subject', notification.title)
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email_body = rendered.get('body', '')
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# Если шаблон не содержит body, используем дефолтный
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if not email_body:
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action_button = ''
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if notification.action_url:
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action_url = f"{settings.FRONTEND_URL}{notification.action_url}"
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action_button = f'''
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<tr>
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<td style="padding-top: 8px; padding-bottom: 24px; text-align: center;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" align="center">
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<tr>
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<td style="background-color: #7444FD; border-radius: 4px;">
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<a href="{action_url}" style="display: inline-block; padding: 14px 32px; font-size: 16px; font-weight: 500; color: #FFFFFF; text-decoration: none; border-radius: 4px;">
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Перейти
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</a>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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'''
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email_body = f"""
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<!DOCTYPE html>
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<html lang="ru">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<!--[if mso]>
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<style type="text/css">
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body, table, td {{font-family: Arial, sans-serif !important;}}
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</style>
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<![endif]-->
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</head>
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<body style="margin: 0; padding: 0; background-color: #FAFAFA; font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" width="100%" style="background-color: #FAFAFA;">
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<tr>
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<td align="center" style="padding: 40px 20px;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" width="600" style="max-width: 600px; background-color: #FFFFFF; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.1);">
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<tr>
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<td style="padding: 40px 40px 30px 40px; text-align: center;">
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<!-- Стилизованный текстовый логотип uchill -->
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" align="center">
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<tr>
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<td>
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<span style="display: inline-block; color: #7444FD; letter-spacing: 1px; font-size: 48px; font-weight: 600; line-height: 1.2;">
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<span style="background-color: #7444FD; color: #ffffff; border-radius: 2px; margin-right: 2px; font-weight: 600; font-size: 48px; display: inline-block; vertical-align: baseline; line-height: 1; padding: 2px 8px; letter-spacing: 0;">u</span><span style="vertical-align: baseline;">chill</span>
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</span>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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<tr>
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<td style="padding: 0 40px 40px 40px;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" width="100%">
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<tr>
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<td style="padding-bottom: 24px;">
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<h1 style="margin: 0; font-size: 28px; font-weight: 500; color: #212121; line-height: 1.2;">{notification.title}</h1>
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</td>
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</tr>
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<tr>
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<td style="padding-bottom: 24px;">
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<p style="margin: 0; font-size: 16px; color: #424242; line-height: 1.6;">{notification.message}</p>
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</td>
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</tr>
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{action_button}
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</table>
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</td>
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</tr>
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<tr>
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<td style="padding: 30px 40px; background-color: #F5F5F5; border-radius: 0 0 8px 8px; border-top: 1px solid #E0E0E0;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" width="100%">
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<tr>
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<td style="text-align: center; font-size: 14px; color: #757575; line-height: 1.6;">
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<p style="margin: 0 0 10px 0;">С уважением,<br><strong style="color: #7444FD;">Команда Uchill</strong></p>
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<p style="margin: 10px 0 0 0; font-size: 12px; color: #9E9E9E;">
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© 2026 Uchill. Все права защищены.
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</p>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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</table>
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</body>
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</html>
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"""
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else:
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# Если есть шаблон, оборачиваем его в базовую HTML структуру, если нужно
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if not email_body.strip().startswith('<html'):
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action_button = ''
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if notification.action_url:
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action_url = f"{settings.FRONTEND_URL}{notification.action_url}"
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action_button = f'''
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<tr>
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<td style="padding-top: 8px; padding-bottom: 24px; text-align: center;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" align="center">
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<tr>
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<td style="background-color: #7444FD; border-radius: 4px;">
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<a href="{action_url}" style="display: inline-block; padding: 14px 32px; font-size: 16px; font-weight: 500; color: #FFFFFF; text-decoration: none; border-radius: 4px;">
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Перейти
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</a>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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'''
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email_body = f"""
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<!DOCTYPE html>
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<html lang="ru">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<!--[if mso]>
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<style type="text/css">
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body, table, td {{font-family: Arial, sans-serif !important;}}
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</style>
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<![endif]-->
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</head>
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<body style="margin: 0; padding: 0; background-color: #FAFAFA; font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" width="100%" style="background-color: #FAFAFA;">
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<tr>
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<td align="center" style="padding: 40px 20px;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" width="600" style="max-width: 600px; background-color: #FFFFFF; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.1);">
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<tr>
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<td style="padding: 40px 40px 30px 40px; text-align: center;">
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<!-- Стилизованный текстовый логотип uchill -->
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" align="center">
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<tr>
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<td>
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<span style="display: inline-block; color: #7444FD; letter-spacing: 1px; font-size: 48px; font-weight: 600; line-height: 1.2;">
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<span style="background-color: #7444FD; color: #ffffff; border-radius: 2px; margin-right: 2px; font-weight: 600; font-size: 48px; display: inline-block; vertical-align: baseline; line-height: 1; padding: 2px 8px; letter-spacing: 0;">u</span><span style="vertical-align: baseline;">chill</span>
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</span>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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<tr>
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<td style="padding: 0 40px 40px 40px;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" width="100%">
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<tr>
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<td style="padding-bottom: 24px;">
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{email_body}
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</td>
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</tr>
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{action_button}
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</table>
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</td>
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</tr>
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<tr>
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<td style="padding: 30px 40px; background-color: #F5F5F5; border-radius: 0 0 8px 8px; border-top: 1px solid #E0E0E0;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" width="100%">
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<tr>
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<td style="text-align: center; font-size: 14px; color: #757575; line-height: 1.6;">
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<p style="margin: 0 0 10px 0;">С уважением,<br><strong style="color: #7444FD;">Команда Uchill</strong></p>
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<p style="margin: 10px 0 0 0; font-size: 12px; color: #9E9E9E;">
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© 2026 Uchill. Все права защищены.
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</p>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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</table>
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</body>
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</html>
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"""
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except NotificationTemplate.DoesNotExist:
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# Если шаблона нет, используем дефолтный
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email_subject = notification.title
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action_button = ''
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if notification.action_url:
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action_url = f"{settings.FRONTEND_URL}{notification.action_url}"
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action_button = f'''
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<tr>
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<td style="padding-top: 8px; padding-bottom: 24px; text-align: center;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" align="center">
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<tr>
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<td style="background-color: #7444FD; border-radius: 4px;">
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<a href="{action_url}" style="display: inline-block; padding: 14px 32px; font-size: 16px; font-weight: 500; color: #FFFFFF; text-decoration: none; border-radius: 4px;">
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Перейти
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</a>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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'''
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email_body = f"""
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<!DOCTYPE html>
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<html lang="ru">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="X-UA-Compatible" content="IE=edge">
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<!--[if mso]>
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<style type="text/css">
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body, table, td {{font-family: Arial, sans-serif !important;}}
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</style>
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<![endif]-->
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</head>
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<body style="margin: 0; padding: 0; background-color: #FAFAFA; font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" width="100%" style="background-color: #FAFAFA;">
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<tr>
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<td align="center" style="padding: 40px 20px;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" width="600" style="max-width: 600px; background-color: #FFFFFF; border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.1);">
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<tr>
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<td style="padding: 40px 40px 30px 40px; text-align: center;">
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<!-- Стилизованный текстовый логотип uchill -->
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" align="center">
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<tr>
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<td>
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<span style="display: inline-block; color: #7444FD; letter-spacing: 1px; font-size: 48px; font-weight: 600; line-height: 1.2;">
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<span style="background-color: #7444FD; color: #ffffff; border-radius: 2px; margin-right: 2px; font-weight: 600; font-size: 48px; display: inline-block; vertical-align: baseline; line-height: 1; padding: 2px 8px; letter-spacing: 0;">u</span><span style="vertical-align: baseline;">chill</span>
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</span>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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<tr>
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<td style="padding: 0 40px 40px 40px;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" width="100%">
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<tr>
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<td style="padding-bottom: 24px;">
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<h1 style="margin: 0; font-size: 28px; font-weight: 500; color: #212121; line-height: 1.2;">{notification.title}</h1>
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</td>
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</tr>
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<tr>
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<td style="padding-bottom: 24px;">
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<p style="margin: 0; font-size: 16px; color: #424242; line-height: 1.6;">{notification.message}</p>
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</td>
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</tr>
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{action_button}
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</table>
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</td>
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</tr>
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<tr>
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<td style="padding: 30px 40px; background-color: #F5F5F5; border-radius: 0 0 8px 8px; border-top: 1px solid #E0E0E0;">
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<table role="presentation" cellspacing="0" cellpadding="0" border="0" width="100%">
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<tr>
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<td style="text-align: center; font-size: 14px; color: #757575; line-height: 1.6;">
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<p style="margin: 0 0 10px 0;">С уважением,<br><strong style="color: #7444FD;">Команда Uchill</strong></p>
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<p style="margin: 10px 0 0 0; font-size: 12px; color: #9E9E9E;">
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© 2026 Uchill. Все права защищены.
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</p>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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</table>
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</td>
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</tr>
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</table>
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</body>
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</html>
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"""
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plain_message = strip_tags(email_body)
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# Отправляем
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msg = EmailMultiAlternatives(
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subject=email_subject,
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body=plain_message,
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from_email=settings.DEFAULT_FROM_EMAIL,
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to=[recipient_email]
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)
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msg.attach_alternative(email_body, "text/html")
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msg.send()
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notification.mark_as_sent()
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logger.info(f'Email notification sent to {recipient_email}')
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return f'Email sent to {recipient_email}'
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except Exception as e:
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logger.error(f'Error sending email notification: {str(e)}')
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notification.mark_as_sent(error=str(e))
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raise
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def send_telegram_notification(notification):
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"""Отправка Telegram уведомления."""
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try:
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telegram_id = notification.recipient.telegram_id
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if not telegram_id:
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notification.mark_as_sent(error='Telegram ID not linked')
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return 'Telegram ID not linked'
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# Формируем сообщение в HTML формате
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message_text = f"<b>{notification.title}</b>\n\n{notification.message}"
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if notification.action_url:
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full_url = f"{settings.FRONTEND_URL}{notification.action_url}"
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message_text += f'\n\n<a href="{full_url}">Перейти на платформу</a>'
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# Отправляем через Telegram Bot API
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from .telegram_bot import send_telegram_message
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import asyncio
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try:
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# Запускаем асинхронную отправку
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loop = asyncio.new_event_loop()
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asyncio.set_event_loop(loop)
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success = loop.run_until_complete(
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send_telegram_message(telegram_id, message_text, parse_mode='HTML')
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)
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loop.close()
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if success:
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notification.mark_as_sent()
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logger.info(f'Telegram notification sent to {telegram_id}')
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return f'Telegram notification sent to {telegram_id}'
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else:
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notification.mark_as_sent(error='Failed to send message')
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||
return 'Failed to send Telegram message'
|
||
|
||
except Exception as e:
|
||
logger.error(f'Error sending telegram message: {str(e)}')
|
||
notification.mark_as_sent(error=str(e))
|
||
return f'Error: {str(e)}'
|
||
|
||
except Exception as e:
|
||
logger.error(f'Error sending telegram notification: {str(e)}')
|
||
notification.mark_as_sent(error=str(e))
|
||
raise
|
||
|
||
|
||
@shared_task
|
||
def send_bulk_notifications(notification_ids):
|
||
"""
|
||
Массовая отправка уведомлений.
|
||
|
||
Args:
|
||
notification_ids: Список ID уведомлений
|
||
"""
|
||
results = []
|
||
for notification_id in notification_ids:
|
||
result = send_notification_task.delay(notification_id)
|
||
results.append(result)
|
||
|
||
return f'Scheduled {len(results)} notifications'
|
||
|
||
|
||
@shared_task
|
||
def cleanup_old_notifications():
|
||
"""
|
||
Очистка старых уведомлений по правилам:
|
||
- прочитанные: удалять если старше 5 дней (по created_at);
|
||
- непрочитанные: удалять если старше 14 дней (по created_at).
|
||
Запускается периодически через Celery Beat (ежедневно в 3:00).
|
||
"""
|
||
from .models import Notification
|
||
from datetime import timedelta
|
||
|
||
now = timezone.now()
|
||
read_threshold = now - timedelta(days=5)
|
||
unread_threshold = now - timedelta(days=14)
|
||
|
||
deleted_read = Notification.objects.filter(
|
||
is_read=True,
|
||
created_at__lt=read_threshold,
|
||
).delete()[0]
|
||
|
||
deleted_unread = Notification.objects.filter(
|
||
is_read=False,
|
||
created_at__lt=unread_threshold,
|
||
).delete()[0]
|
||
|
||
total = deleted_read + deleted_unread
|
||
logger.info(
|
||
'cleanup_old_notifications: deleted read (older than 5 days)=%s, unread (older than 14 days)=%s, total=%s',
|
||
deleted_read, deleted_unread, total,
|
||
)
|
||
return f'Deleted {total} notifications (read >5d: {deleted_read}, unread >14d: {deleted_unread})'
|
||
|
||
|
||
@shared_task
|
||
def send_scheduled_notifications():
|
||
"""
|
||
Отправка отложенных уведомлений.
|
||
Запускается каждую минуту через Celery Beat.
|
||
"""
|
||
from .models import Notification
|
||
|
||
# Находим уведомления которые нужно отправить
|
||
notifications = Notification.objects.filter(
|
||
is_sent=False,
|
||
scheduled_for__lte=timezone.now()
|
||
)
|
||
|
||
count = 0
|
||
for notification in notifications:
|
||
send_notification_task.delay(notification.id)
|
||
count += 1
|
||
|
||
return f'Scheduled {count} notifications'
|
||
|
||
|
||
@shared_task
|
||
def send_lesson_notification(lesson_id, notification_type):
|
||
"""
|
||
Отправка уведомления о занятии по типу события.
|
||
Вызывается из schedule.signals.
|
||
"""
|
||
from apps.schedule.models import Lesson
|
||
from .services import NotificationService
|
||
|
||
try:
|
||
lesson = Lesson.objects.select_related('mentor', 'client', 'client__user').get(id=lesson_id)
|
||
except Lesson.DoesNotExist:
|
||
logger.warning(f'Lesson {lesson_id} not found for notification {notification_type}')
|
||
return f'Lesson {lesson_id} not found'
|
||
|
||
if notification_type == 'lesson_created':
|
||
NotificationService.send_lesson_created(lesson)
|
||
elif notification_type == 'lesson_cancelled':
|
||
NotificationService.send_lesson_cancelled(lesson)
|
||
elif notification_type == 'lesson_reminder':
|
||
NotificationService.send_lesson_reminder(lesson)
|
||
elif notification_type == 'lesson_rescheduled':
|
||
NotificationService.send_lesson_rescheduled(lesson)
|
||
elif notification_type == 'lesson_completed':
|
||
NotificationService.send_lesson_completed(lesson)
|
||
else:
|
||
logger.warning(f'Unknown lesson notification type: {notification_type}')
|
||
return f'Unknown type: {notification_type}'
|
||
|
||
return f'Lesson notification {notification_type} sent for lesson {lesson_id}'
|
||
|
||
|
||
@shared_task
|
||
def send_lesson_reminder(lesson_id, minutes_before=30):
|
||
"""
|
||
Отправка напоминания о занятии.
|
||
|
||
Args:
|
||
lesson_id: ID занятия
|
||
minutes_before: За сколько минут до занятия напоминать
|
||
"""
|
||
from apps.schedule.models import Lesson
|
||
from .services import NotificationService
|
||
|
||
try:
|
||
lesson = Lesson.objects.select_related('mentor', 'client', 'client__user').get(id=lesson_id)
|
||
|
||
# Проверяем не отправили ли уже
|
||
if lesson.reminder_sent:
|
||
return 'Reminder already sent'
|
||
|
||
# Отправляем напоминания
|
||
NotificationService.send_lesson_reminder(lesson)
|
||
|
||
# Отмечаем что напоминание отправлено
|
||
lesson.reminder_sent = True
|
||
# reminder_sent_at временно отключено
|
||
# lesson.reminder_sent_at = timezone.now()
|
||
lesson.save(update_fields=['reminder_sent'])
|
||
|
||
return f'Lesson reminder sent for lesson {lesson_id}'
|
||
|
||
except Lesson.DoesNotExist:
|
||
return f'Lesson {lesson_id} not found'
|
||
except Exception as e:
|
||
logger.error(f'Error sending lesson reminder: {str(e)}')
|
||
return f'Error: {str(e)}'
|