92 lines
2.1 KiB
Python
92 lines
2.1 KiB
Python
from mongoengine import *
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import config as cfg
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from bson import Decimal128
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from decimal import Decimal
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import yfi
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connect(cfg.mongodb_database, "default", host=cfg.mongodb_uri)
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class Portfolio(Document):
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user = StringField(required=True)
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stocks = DictField(default={})
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class Watchlist(Document):
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user = StringField(max_length=200, required=True)
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stocks = DictField(default={})
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def user_check(user):
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# Will create empty portfolio and watchlist for new users
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if not Portfolio.objects(user=user):
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portfolio = Portfolio(user=user)
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portfolio.save()
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if not Watchlist.objects(user=user):
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watchlist = Watchlist(user=user)
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watchlist.save()
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# Portfolio Stuff
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def get_stocks(user):
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user_check(user)
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return Portfolio.objects.get(user=user).stocks
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def add_stock(user, stock, amount):
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user_check(user)
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amount = Decimal(amount)
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portfolio = Portfolio.objects.get(user=user)
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if not (yfi.stock_exists(stock)):
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# Stock ticker does not exist on yahoo finance
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return False
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if stock in portfolio.stocks.keys():
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portfolio.stocks[stock] = Decimal128(
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amount + portfolio.stocks[stock].to_decimal()
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)
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else:
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portfolio.stocks[stock] = Decimal128(amount)
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portfolio.save()
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return True
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def delete_stock(user, stock):
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user_check(user)
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portfolio = Portfolio.objects.get(user=user)
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if stock in portfolio.stocks.keys():
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del portfolio.stocks[stock]
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portfolio.save()
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# Watchlist Stuff
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def get_watchlist(user):
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user_check(user)
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return Watchlist.objects.get(user=user).stocks
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def watch(user, stock, est_price="0"):
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user_check(user)
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watchlist = Watchlist.objects.get(user=user)
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if not (yfi.stock_exists(stock)):
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# Stock ticker does not exist on yahoo finance
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return False
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watchlist.stocks[stock] = str(Decimal128(est_price))
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watchlist.save()
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return True
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def unwatch(user, stock):
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user_check(user)
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watchlist = Watchlist.objects.get(user=user)
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if stock in watchlist.stocks.keys():
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del watchlist.stocks[stock]
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watchlist.save()
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return True
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