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royalnet/royalpack/commands/reminder.py
2020-08-24 00:13:38 +02:00

89 lines
3.7 KiB
Python

from typing import *
import dateparser
import datetime
import pickle
import telegram
import discord
from sqlalchemy import and_
import royalnet.commands as rc
import royalnet.utils as ru
import royalnet.serf.telegram as rst
import royalnet.serf.discord as rsd
from ..tables import Reminder
class ReminderCommand(rc.Command):
name: str = "reminder"
aliases = ["calendar"]
description: str = "Ti ricorda di fare qualcosa dopo un po' di tempo."
syntax: str = "[ {data} ] {messaggio}"
def __init__(self, serf, config):
super().__init__(serf, config)
session = self.alchemy.Session()
reminders = (
session.query(self.alchemy.get(Reminder))
.filter(and_(
self.alchemy.get(Reminder).datetime >= datetime.datetime.now(),
self.alchemy.get(Reminder).interface_name == self.serf.interface_name))
.all()
)
for reminder in reminders:
self.serf.tasks.add(self._remind(reminder))
async def _remind(self, reminder):
await ru.sleep_until(reminder.datetime)
if isinstance(self.serf, rst.TelegramSerf):
chat_id: int = pickle.loads(reminder.interface_data)
client: telegram.Bot = self.serf.client
await self.serf.api_call(client.send_message,
chat_id=chat_id,
text=rst.escape(f"❗️ {reminder.message}"),
parse_mode="HTML",
disable_web_page_preview=True)
elif isinstance(self.serf, rsd.DiscordSerf):
channel_id: int = pickle.loads(reminder.interface_data)
client: discord.Client = self.serf.client
channel = client.get_channel(channel_id)
await channel.send(rsd.escape(f"❗️ {reminder.message}"))
async def run(self, args: rc.CommandArgs, data: rc.CommandData) -> None:
try:
date_str, reminder_text = args.match(r"\[\s*([^]]+)\s*]\s*([^\n]+)\s*")
except rc.InvalidInputError:
date_str, reminder_text = args.match(r"\s*(.+?)\s*\n\s*([^\n]+)\s*")
try:
date: Optional[datetime.datetime] = dateparser.parse(date_str, settings={
"PREFER_DATES_FROM": "future"
})
except OverflowError:
date = None
if date is None:
await data.reply("⚠️ La data che hai inserito non è valida.")
return
if date <= datetime.datetime.now():
await data.reply("⚠️ La data che hai specificato è nel passato.")
return
await data.reply(f"✅ Promemoria impostato per [b]{date.strftime('%Y-%m-%d %H:%M:%S')}[/b]")
if isinstance(self.serf, rst.TelegramSerf):
interface_data = pickle.dumps(data.message.chat.id)
elif isinstance(self.serf, rsd.DiscordSerf):
interface_data = pickle.dumps(data.message.channel.id)
else:
raise rc.UnsupportedError("This command does not support the current interface.")
async with data.session_acm() as session:
creator = await data.find_author(session=session)
reminder = self.alchemy.get(Reminder)(creator=creator,
interface_name=self.serf.interface_name,
interface_data=interface_data,
datetime=date,
message=reminder_text)
self.serf.tasks.add(self._remind(reminder))
session.add(reminder)
await ru.asyncify(session.commit)