class IndexViewController(object):
"""Basic index view"""
def __init__(self):
self.log = Log(file_handler, self.__class__.__name__)
def call(self):
self.get_socket()
return render_template("index.html", channel_href=config.channel_href)
def get_socket(self):
client = Client(config.api_key, config.api_secret)
bm = BinanceSocketManager(client)
bm.start_trade_socket("BTCUSDT", self.process_message)
return bm.start()
def process_message(self, msg):
utime = str(msg.get("T"))[:10]
ms = str(msg.get("T"))[-3:]
dt = datetime.fromtimestamp(int(utime)).replace(microsecond=int(ms) * 1000)
symbol = msg.get("s")
price = "%.2f" % float(msg.get("p"))
buffer_dict.update({dt: {"symbol": symbol, "price": price}})
delete_keys = []
for k in buffer_dict.keys():
if (dt - k).seconds > config.timeframe or (datetime.now() - k).seconds > config.timeframe:
delete_keys.append(k)
if delete_keys:
for k in delete_keys:
del buffer_dict[k]
self.log.info("Deleted keys: %s" % delete_keys)
prices = [p.get("price") for p in buffer_dict.values()]
if prices:
max_price = max(prices)
min_price = min(prices[prices.index(max_price):])
drop_percent = (float(max_price) - float(min_price)) / float(max_price)
if (drop_percent > config.percent_threshhold and drop_percent not in registered_drops.get("drops", [])
and datetime.now() - dt).seconds < 5):
self.send_notification(symbol, max_price, min_price, "{:.2%}".format(drop_percent))
PriceLog.create(symbol=symbol, max_price=max_price,
min_price=min_price, drop_percent=round(drop_percent * 100, 2))
registered_drops.get("drops", []).append(drop_percent)
class ClearRegisteredDropsController(object):
"""Clears registered drops list"""
def __init__(self):
self.log = Log(file_handler, self.__class__.__name__)
def call(self):
now = datetime.now()
delete_keys = []
for k in buffer_dict.keys():
if (now - k).seconds > config.timeframe:
delete_keys.append(k)
if delete_keys:
for k in delete_keys:
del buffer_dict[k]
self.log.info("Deleted keys: %s" % delete_keys)
if (now - registered_drops.get("last_clear_time")).seconds > config.timeframe + 2:
self.log.info("Clearing registered drops %s" % registered_drops)
registered_drops.get("drops", []).clear()
registered_drops["last_clear_time"] = now
return "Drops cleared."
return "Drops clearing skipped."
# -*- coding:utf-8 -*-
import os
import logging
import config
from flask import Flask
from misc import Log
app = Flask(__name__)
if not os.path.exists("logs"):
os.mkdir("logs")
file_handler = logging.FileHandler(config.log_config.get("filename"))
file_handler.setLevel(config.log_config.get("level"))
file_handler.setFormatter(config.log_config.get("format"))
log = Log(file_handler, "Binance")
log.info("Binance service started.")
import views
