stable/rpc/telegram.py

203 lines
6.9 KiB
Python
Raw Normal View History

2017-05-12 17:11:56 +00:00
import threading
import arrow
from datetime import timedelta
import logging
from telegram.ext import CommandHandler, Updater
from telegram import ParseMode
from persistence import Trade
from exchange import get_exchange_api
from utils import get_conf
logger = logging.getLogger(__name__)
_lock = threading.Condition()
_updater = None
conf = get_conf()
api_wrapper = get_exchange_api(conf)
class TelegramHandler(object):
@staticmethod
def get_updater(conf):
"""
Returns the current telegram updater instantiates a new one
:param conf:
:return: telegram.ext.Updater
"""
global _updater
_lock.acquire()
if not _updater:
_updater = Updater(token=conf['telegram']['token'], workers=0)
_lock.release()
return _updater
@staticmethod
def listen():
"""
Registers all known command handlers and starts polling for message updates
:return: None
"""
# Register command handler and start telegram message polling
handles = [CommandHandler('status', TelegramHandler._status),
CommandHandler('profit', TelegramHandler._profit),
CommandHandler('start', TelegramHandler._start),
CommandHandler('stop', TelegramHandler._stop)]
for handle in handles:
TelegramHandler.get_updater(conf).dispatcher.add_handler(handle)
TelegramHandler.get_updater(conf).start_polling()
@staticmethod
def _is_correct_scope(update):
"""
Checks if it is save to process the given update
:param update:
:return: True if valid else False
"""
# Only answer to our chat
return int(update.message.chat_id) == int(conf['telegram']['chat_id'])
@staticmethod
def send_msg(markdown_message, bot=None):
"""
Send given markdown message
:param markdown_message: message
:param bot: alternative bot
:return: None
"""
if conf['telegram'].get('enabled', False):
try:
bot = bot or TelegramHandler.get_updater(conf).bot
bot.send_message(
chat_id=conf['telegram']['chat_id'],
text=markdown_message,
parse_mode=ParseMode.MARKDOWN,
)
except Exception:
logger.exception('Exception occurred within telegram api')
@staticmethod
def _status(bot, update):
"""
Handler for /status
:param bot: telegram bot
:param update: message update
:return: None
"""
if not TelegramHandler._is_correct_scope(update):
return
# Fetch open trade
trade = Trade.query.filter(Trade.is_open.is_(True)).first()
from main import TradeThread
if not TradeThread.get_instance().is_alive():
message = '*Status:* `trader stopped`'
elif not trade:
message = '*Status:* `no active order`'
else:
# calculate profit and send message to user
current_rate = api_wrapper.get_ticker(trade.pair)['last']
current_profit = 100 * ((current_rate - trade.open_rate) / trade.open_rate)
open_orders = api_wrapper.get_open_orders(trade.pair)
order = open_orders[0] if open_orders else None
message = """
*Current Pair:* [{pair}](https://bittrex.com/Market/Index?MarketName={pair})
*Open Since:* `{date}`
*Amount:* `{amount}`
*Open Rate:* `{open_rate}`
*Close Rate:* `{close_rate}`
*Current Rate:* `{current_rate}`
*Close Profit:* `{close_profit}%`
*Current Profit:* `{current_profit}%`
*Open Order:* `{open_order}`
""".format(
pair=trade.pair.replace('_', '-'),
date=arrow.get(trade.open_date).humanize(),
open_rate=trade.open_rate,
close_rate=trade.close_rate,
current_rate=current_rate,
amount=round(trade.amount, 8),
close_profit=round(trade.close_profit, 2) if trade.close_profit else 'None',
current_profit=round(current_profit, 2),
open_order='{} ({})'.format(
order['remaining'],
order['type']
) if order else None,
)
TelegramHandler.send_msg(message, bot=bot)
@staticmethod
def _profit(bot, update):
"""
Handler for /profit
:param bot: telegram bot
:param update: message update
:return: None
"""
if not TelegramHandler._is_correct_scope(update):
return
trades = Trade.query.filter(Trade.is_open.is_(False)).all()
trade_count = len(trades)
profit_amount = sum((t.close_profit / 100) * t.btc_amount for t in trades)
profit = sum(t.close_profit for t in trades)
avg_stake_amount = sum(t.btc_amount for t in trades) / float(trade_count)
durations_hours = [(t.close_date - t.open_date).total_seconds() / 3600.0 for t in trades]
avg_duration = sum(durations_hours) / float(len(durations_hours))
markdown_msg = """
*Total Balance:* `{total_amount} BTC`
*Total Profit:* `{profit_btc} BTC ({profit}%)`
*Trade Count:* `{trade_count}`
*First Action:* `{first_trade_date}`
*Latest Action:* `{latest_trade_date}`
*Avg. Stake Amount:* `{avg_open_amount} BTC`
*Avg. Duration:* `{avg_duration}`
""".format(
total_amount=round(api_wrapper.get_balance('BTC'), 8),
profit_btc=round(profit_amount, 8),
profit=round(profit, 2),
trade_count=trade_count,
first_trade_date=arrow.get(trades[0].open_date).humanize(),
latest_trade_date=arrow.get(trades[-1].open_date).humanize(),
avg_open_amount=round(avg_stake_amount, 8),
avg_duration=str(timedelta(hours=avg_duration)).split('.')[0],
)
TelegramHandler.send_msg(markdown_msg, bot=bot)
@staticmethod
def _start(bot, update):
"""
Handler for /start
:param bot: telegram bot
:param update: message update
:return: None
"""
if not TelegramHandler._is_correct_scope(update):
return
from main import TradeThread
if TradeThread.get_instance().is_alive():
TelegramHandler.send_msg('*Status:* `already running`', bot=bot)
return
else:
TradeThread.get_instance(recreate=True).start()
@staticmethod
def _stop(bot, update):
"""
Handler for /stop
:param bot: telegram bot
:param update: message update
:return: None
"""
if not TelegramHandler._is_correct_scope(update):
return
from main import TradeThread
if TradeThread.get_instance().is_alive():
TradeThread.stop()
else:
TelegramHandler.send_msg('*Status:* `already stopped`', bot=bot)