robosats/api/notifications.py
2024-10-01 19:35:57 +00:00

266 lines
12 KiB
Python

from secrets import token_urlsafe
from decouple import config
from api.models import (
Order,
Notification,
)
from api.utils import get_session
class Notifications:
"""Simple telegram messages using TG's API"""
session = get_session()
site = config("HOST_NAME")
def get_context(user):
"""returns context needed to enable TG notifications"""
context = {}
if user.robot.telegram_enabled:
context["tg_enabled"] = True
else:
context["tg_enabled"] = False
if user.robot.telegram_token is None:
user.robot.telegram_token = token_urlsafe()[:15]
user.robot.save(update_fields=["telegram_token"])
context["tg_token"] = user.robot.telegram_token
context["tg_bot_name"] = config("TELEGRAM_BOT_NAME")
return context
def send_message(self, order, robot, title, description=""):
"""Save a message for a user and sends it to Telegram"""
self.save_message(order, robot, title, description)
if robot.telegram_enabled:
self.send_telegram_message(robot.telegram_chat_id, title, description)
def save_message(self, order, robot, title, description=""):
"""Save a message for a user"""
Notification.objects.create(
title=title, description=description, robot=robot, order=order
)
def send_telegram_message(self, chat_id, title, description=""):
"""sends a message to a user with telegram notifications enabled"""
bot_token = config("TELEGRAM_TOKEN")
text = f"{title} {description}"
message_url = f"https://api.telegram.org/bot{bot_token}/sendMessage?chat_id={chat_id}&text={text}"
# if it fails, it should keep trying
while True:
try:
self.session.get(message_url).json()
return
except Exception:
pass
def welcome(self, user):
"""User enabled Telegram Notifications"""
lang = user.robot.telegram_lang_code
if lang == "es":
title = f"🔔 Hola {user.username}, te enviaré notificaciones sobre tus órdenes en RoboSats."
else:
title = f"🔔 Hey {user.username}, I will send you notifications about your RoboSats orders."
self.send_telegram_message(user.robot.telegram_chat_id, title)
user.robot.telegram_welcomed = True
user.robot.save(update_fields=["telegram_welcomed"])
return
def order_taken_confirmed(self, order):
lang = order.maker.robot.telegram_lang_code
if lang == "es":
title = f"✅ Hey {order.maker.username} ¡Tu orden con ID {order.id} ha sido tomada por {order.taker.username}!🥳"
description = f"Visita http://{self.site}/order/{order.id} para continuar."
else:
title = f"✅ Hey {order.maker.username}, your order was taken by {order.taker.username}!🥳"
description = (
f"Visit http://{self.site}/order/{order.id} to proceed with the trade."
)
self.send_message(order, order.maker.robot, title, description)
lang = order.taker.robot.telegram_lang_code
if lang == "es":
title = f"✅ Hey {order.taker.username}, acabas de tomar la orden con ID {order.id}."
else:
title = f"✅ Hey {order.taker.username}, you just took the order with ID {order.id}."
self.send_message(order, order.taker.robot, title)
return
def fiat_exchange_starts(self, order):
for user in [order.maker, order.taker]:
lang = user.robot.telegram_lang_code
if lang == "es":
title = f"✅ Hey {user.username}, el depósito de garantía y el recibo del comprador han sido recibidos. Es hora de enviar el dinero fiat."
description = f"Visita http://{self.site}/order/{order.id} para hablar con tu contraparte."
else:
title = f"✅ Hey {user.username}, the escrow and invoice have been submitted. The fiat exchange starts now via the platform chat."
description = f"Visit http://{self.site}/order/{order.id} to talk with your counterpart."
self.send_message(order, user.robot, title, description)
return
def order_expired_untaken(self, order):
lang = order.maker.robot.telegram_lang_code
if lang == "es":
title = f"😪 Hey {order.maker.username}, tu orden con ID {order.id} ha expirado sin ser tomada por ningún robot."
description = f"Visita http://{self.site}/order/{order.id} para renovarla."
else:
title = f"😪 Hey {order.maker.username}, your order with ID {order.id} has expired without a taker."
description = f"Visit http://{self.site}/order/{order.id} to renew it."
self.send_message(order, order.maker.robot, title, description)
return
def trade_successful(self, order):
for user in [order.maker, order.taker]:
lang = user.robot.telegram_lang_code
if lang == "es":
title = f"🥳 ¡Tu orden con ID {order.id} ha finalizado exitosamente!"
description = (
"⚡ Únete a nosotros en @robosats_es y ayúdanos a mejorar."
)
else:
title = f"🥳 Your order with ID {order.id} has finished successfully!"
description = "⚡ Join us @robosats and help us improve."
self.send_message(order, user.robot, title, description)
return
def public_order_cancelled(self, order):
lang = order.maker.robot.telegram_lang_code
if lang == "es":
title = f"❌ Hey {order.maker.username}, has cancelado tu orden pública con ID {order.id}."
else:
title = f"❌ Hey {order.maker.username}, you have cancelled your public order with ID {order.id}."
self.send_message(order, order.maker.robot, title)
return
def collaborative_cancelled(self, order):
for user in [order.maker, order.taker]:
lang = user.robot.telegram_lang_code
if lang == "es":
title = f"❌ Hey {user.username}, tu orden con ID {str(order.id)} fue cancelada colaborativamente."
else:
title = f"❌ Hey {user.username}, your order with ID {str(order.id)} has been collaboratively cancelled."
self.send_message(order, user.robot, title)
return
def dispute_opened(self, order):
for user in [order.maker, order.taker]:
lang = user.robot.telegram_lang_code
if lang == "es":
title = f"⚖️ Hey {user.username}, la orden con ID {str(order.id)} ha entrado en disputa."
else:
title = f"⚖️ Hey {user.username}, a dispute has been opened on your order with ID {str(order.id)}."
self.send_message(order, user.robot, title)
admin_chat_id = config("TELEGRAM_COORDINATOR_CHAT_ID")
if len(admin_chat_id) == 0:
return
coordinator_text = (
f"There is a new dispute opened for the order with ID {str(order.id)}."
)
coordinator_description = f"Visit http://{self.site}/coordinator/api/order/{str(order.id)}/change to proceed."
self.send_telegram_message(
admin_chat_id, coordinator_text, coordinator_description
)
return
def order_published(self, order):
lang = order.maker.robot.telegram_lang_code
# In weird cases the order cannot be found (e.g. it is cancelled)
queryset = Order.objects.filter(maker=order.maker)
if len(queryset) == 0:
return
order = queryset.last()
if lang == "es":
title = f"✅ Hey {order.maker.username}, tu orden con ID {str(order.id)} es pública en el libro de ordenes."
else:
title = f"✅ Hey {order.maker.username}, your order with ID {str(order.id)} is public in the order book."
self.send_message(order, order.maker.robot, title)
return
def new_chat_message(self, order, chat_message):
"""
Sends a TG notification for a new in-app chat message if
the last chat was at least CHAT_NOTIFICATION_TIMEGAP minutes ago.
"""
from datetime import timedelta
from django.utils import timezone
from chat.models import Message
TIMEGAP = config("CHAT_NOTIFICATION_TIMEGAP", cast=int, default=5)
if chat_message.index > 1:
previous_message = Message.objects.get(
chatroom=chat_message.chatroom, index=(chat_message.index - 1)
)
notification_reason = f"(You receive this notification only because more than {TIMEGAP} minutes have passed since the last in-chat message)"
if previous_message.created_at > timezone.now() - timedelta(
minutes=TIMEGAP
):
return
else:
notification_reason = f"(You receive this notification because this was the first in-chat message. You will only be notified again if there is a gap bigger than {TIMEGAP} minutes between messages)"
user = chat_message.receiver
title = f"💬 Hey {user.username}, a new chat message in-app was sent to you by {chat_message.sender.username} for order ID {str(order.id)}."
self.send_message(order, user.robot, title, notification_reason)
return
def coordinator_cancelled(self, order):
title = f"🛠️ Your order with ID {order.id} has been cancelled by the coordinator {config('COORDINATOR_ALIAS', cast=str, default='NoAlias')} for the upcoming maintenance stop."
self.send_message(order, order.maker.robot, title)
return
def dispute_closed(self, order):
lang = order.maker.robot.telegram_lang_code
if order.status == Order.Status.MLD:
# Maker lost dispute
looser = order.maker
winner = order.taker
elif order.status == Order.Status.TLD:
# Taker lost dispute
looser = order.taker
winner = order.maker
lang = looser.robot.telegram_lang_code
if lang == "es":
title = f"⚖️ Hey {looser.username}, has perdido la disputa en la orden con ID {str(order.id)}."
else:
title = f"⚖️ Hey {looser.username}, you lost the dispute on your order with ID {str(order.id)}."
self.send_message(order, looser.robot, title)
lang = winner.robot.telegram_lang_code
if lang == "es":
title = f"⚖️ Hey {winner.username}, has ganado la disputa en la orden con ID {str(order.id)}."
else:
title = f"⚖️ Hey {winner.username}, you won the dispute on your order with ID {str(order.id)}."
self.send_message(order, winner.robot, title)
return
def lightning_failed(self, order):
lang = order.maker.robot.telegram_lang_code
if order.type == Order.Types.BUY:
buyer = order.maker
else:
buyer = order.taker
if lang == "es":
title = f"⚡❌ Hey {buyer.username}, el pago lightning en la order con ID {str(order.id)} ha fallado."
description = "Intentalo de nuevo con una nueva factura o con otra wallet."
else:
title = f"⚡❌ Hey {buyer.username}, the lightning payment on your order with ID {str(order.id)} failed."
description = "Try again with a new invoice or from another wallet."
self.send_message(order, buyer.robot, title, description)
return