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strategy_service.py
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strategy_service.py
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import numpy as np
import pandas as pd
import matplotlib.pyplot as plt
import json
import asyncio
df_aapl = pd.read_json("data/data3/candles/AAPL-20000103-20200525.json")
df_googl = pd.read_json("data/data3/candles/GOOGL-20040819-20200525.json")
df_spy = pd.read_json("data/data3/candles/SPY-20000103-20200525.json")
df_voo = pd.read_json("data/data3/candles/VOO-20100909-20200525.json")
import time
import logging
from algorithms import *
import yaml
import oandapyV20
with open("config.yaml") as f:
config = yaml.load(f, Loader=yaml.FullLoader)
access_token = config["access_token"]
accountID = config["accountID"]
from oanda import Oanda
oanda = Oanda(accountID, access_token)
from concurrent import futures
import grpc
import strategy_pb2
import strategy_pb2_grpc
Strategies = {
"macd": MACDStrategy,
"mfi": MFIStrategy,
"rsi": RSIStrategy,
}
import threading
def runAlgorithm(algorithm):
while algorithm.is_active:
algorithm.act()
time.sleep(5)
class StrategyService(strategy_pb2_grpc.StrategyServiceServicer):
def __init__(self):
self.algorithm_dict = {}
self.oanda = Oanda(accountID, access_token)
def InitialiseAlgorithm(self, request, context):
strategy_id = request.ID
# asset = request.Asset
strategy_type = request.Strategy
strategy_params = request.Parameters
capital = request.Capital
instrument = request.Instrument
granularity = request.Granularity
strategy = Strategies[strategy_type](parameters=strategy_params)
algorithm = Algorithm(
strategy_id=strategy_id,
oanda=self.oanda,
instrument=instrument,
granularity=granularity,
strategy=strategy,
capital=capital,
)
self.algorithm_dict[strategy_id] = algorithm
return strategy_pb2.Statistics(**algorithm.statistics())
def StartAlgorithm(self, request, context):
strategy_id = request.ID
algorithm = self.algorithm_dict[strategy_id]
if algorithm.is_active:
return
print(f"Creating thread for strategy {algorithm.id}")
algoThread = threading.Thread(target=runAlgorithm, args=(algorithm,))
print(f"Starting strategy {algorithm.id}")
try:
algorithm.is_active = True
algoThread.start()
except e:
return strategy_pb2.StartAlgorithmResponse(Error=str(e))
return strategy_pb2.StartAlgorithmResponse(Error=None)
def StopAlgorithm(self, request, context):
strategy_id = request.ID
algorithm = self.algorithm_dict[strategy_id]
algorithm.is_active = False
return strategy_pb2.StopAlgorithmResponse(Error=None)
def Act(self, request, context):
strategy_id = request.ID
algorithm = self.algorithm_dict[strategy_id]
algorithm.act()
return strategy_pb2.Statistics(**algorithm.statistics())
def GetStatistics(self, request, context):
strategy_id = request.ID
algorithm = self.algorithm_dict[strategy_id]
return strategy_pb2.Statistics(**algorithm.statistics())
def GetData(self, request, context):
strategy_id = request.ID
k = request.Length
algorithm = self.algorithm_dict[strategy_id]
columns = algorithm.data_col
matrix = algorithm.indicator[columns].values[-k:, :].T.tolist()
TS = [
strategy_pb2.TimeSeries(Key=columns[i], Value=matrix[i])
for i in range(len(columns))
]
return strategy_pb2.History(TS=TS)
def GetIndicators(self, request, context):
strategy_id = request.ID
k = request.Length
algorithm = self.algorithm_dict[strategy_id]
columns = algorithm.strategy.indicator_col[:]
columns.append("t")
matrix = algorithm.indicator[columns].values[-k:, :].T.tolist()
TS = [
strategy_pb2.TimeSeries(Key=columns[i], Value=matrix[i])
for i in range(len(columns))
]
return strategy_pb2.History(TS=TS)
def GetPerformances(self, request, context):
"""Get performance history"""
strategy_id = request.ID
k = request.Length
algorithm = self.algorithm_dict[strategy_id]
columns = algorithm.performance_col[:]
columns.append("t")
matrix = algorithm.indicator[columns].values[-k:, :].T.tolist()
TS = [
strategy_pb2.TimeSeries(Key=columns[i], Value=matrix[i])
for i in range(len(columns))
]
return strategy_pb2.History(TS=TS)
def GetBalance(self, request, context):
"""Get Balance"""
strategy_id = request.ID
algorithm = self.algorithm_dict[strategy_id]
balance = algorithm.indicator[["balance"]].values[-1, :].T.tolist()[0]
return strategy_pb2.GetBalanceRes(Balance=balance)
def serve():
server = grpc.server(futures.ThreadPoolExecutor(max_workers=10))
strategy_pb2_grpc.add_StrategyServiceServicer_to_server(StrategyService(), server)
server.add_insecure_port("[::]:50051")
server.start()
print("started")
loop = asyncio.get_event_loop()
try:
loop.run_forever()
except KeyboardInterrupt:
print()
finally:
loop.close()
if __name__ == "__main__":
logging.basicConfig()
serve()