fisk/core/models.py

211 lines
8.0 KiB
Python

from alpaca.trading.client import TradingClient
import stripe
from django.conf import settings
from django.contrib.auth.models import AbstractUser
from django.db import models
from serde import ValidationError
from core.lib.customers import get_or_create, update_customer_fields
from core.lib.serde import ccxt_s
from core.util import logs
log = logs.get_logger(__name__)
class Plan(models.Model):
name = models.CharField(max_length=255, unique=True)
description = models.CharField(max_length=1024, null=True, blank=True)
cost = models.IntegerField()
product_id = models.CharField(max_length=255, unique=True, null=True, blank=True)
image = models.CharField(max_length=1024, null=True, blank=True)
def __str__(self):
return f"{self.name}{self.cost})"
class User(AbstractUser):
# Stripe customer ID
stripe_id = models.CharField(max_length=255, null=True, blank=True)
last_payment = models.DateTimeField(null=True, blank=True)
plans = models.ManyToManyField(Plan, blank=True)
email = models.EmailField(unique=True)
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self._original = self
def save(self, *args, **kwargs):
"""
Override the save function to create a Stripe customer.
"""
if settings.STRIPE_ENABLED:
if not self.stripe_id: # stripe ID not stored
self.stripe_id = get_or_create(
self.email, self.first_name, self.last_name
)
to_update = {}
if self.email != self._original.email:
to_update["email"] = self.email
if self.first_name != self._original.first_name:
to_update["first_name"] = self.first_name
if self.last_name != self._original.last_name:
to_update["last_name"] = self.last_name
update_customer_fields(self.stripe_id, **to_update)
super().save(*args, **kwargs)
def delete(self, *args, **kwargs):
if settings.STRIPE_ENABLED:
if self.stripe_id:
stripe.Customer.delete(self.stripe_id)
log.info(f"Deleted Stripe customer {self.stripe_id}")
super().delete(*args, **kwargs)
def has_plan(self, plan):
plan_list = [plan.name for plan in self.plans.all()]
return plan in plan_list
class Account(models.Model):
EXCHANGE_CHOICES = (
("alpaca", "Alpaca"),
)
user = models.ForeignKey(User, on_delete=models.CASCADE)
name = models.CharField(max_length=255)
exchange = models.CharField(choices=EXCHANGE_CHOICES, max_length=255)
api_key = models.CharField(max_length=255)
api_secret = models.CharField(max_length=255)
sandbox = models.BooleanField(default=False)
def get_account(self):
trading_client = TradingClient(self.api_key, self.api_secret, paper=self.sandbox)
return trading_client.get_account()
class Session(models.Model):
user = models.ForeignKey(User, on_delete=models.CASCADE)
request = models.CharField(max_length=255, null=True, blank=True)
session = models.CharField(max_length=255, null=True, blank=True)
subscription_id = models.CharField(max_length=255, null=True, blank=True)
plan = models.ForeignKey(Plan, null=True, blank=True, on_delete=models.CASCADE)
class Hook(models.Model):
user = models.ForeignKey(User, on_delete=models.CASCADE)
name = models.CharField(max_length=1024, null=True, blank=True, unique=True)
hook = models.CharField(max_length=255, unique=True)
received = models.IntegerField(default=0)
class Trade(models.Model):
SYMBOL_CHOICES = (
("BTC/USD", "Bitcoin/US Dollar"),
("LTC/USD", "Litecoin/US Dollar"),
)
TYPE_CHOICES = (
("market", "Market"),
("limit", "Limit"),
)
DIRECTION_CHOICES = (
("buy", "Buy"),
("sell", "Sell"),
)
account = models.ForeignKey(Account, on_delete=models.CASCADE)
hook = models.ForeignKey(Hook, on_delete=models.CASCADE, null=True, blank=True)
symbol = models.CharField(choices=SYMBOL_CHOICES, max_length=255)
type = models.CharField(choices=TYPE_CHOICES, max_length=255)
amount = models.FloatField()
price = models.FloatField(null=True, blank=True)
stop_loss = models.FloatField(null=True, blank=True)
take_profit = models.FloatField(null=True, blank=True)
status = models.CharField(max_length=255, null=True, blank=True)
direction = models.CharField(
choices=DIRECTION_CHOICES, max_length=255
)
# To populate from the trade
order_id = models.CharField(max_length=255, null=True, blank=True)
client_order_id = models.CharField(max_length=255, null=True, blank=True)
response = models.JSONField(null=True, blank=True)
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self._original = self
def save(self, *args, **kwargs):
"""
Override the save function to place the trade.
"""
if self.response is None:
# the trade is not placed yet
if self.account.exchange == "alpaca":
trading_client = TradingClient(self.account.api_key, self.account.api_secret, paper=self.sandbox)
if self.type == "market":
order = account.create_order(
self.symbol, self.type, self.direction, self.amount
)
elif self.type == "limit":
params = ""
order = account.create_limit_order(
self.symbol,
self.type,
self.direction,
self.amount,
self.price,
params,
)
print("ORDER", order)
try:
parsed = ccxt_s.CCXTRoot.from_dict(order)
except ValidationError as e:
log.error(f"Error creating trade: {e}")
return False
self.status = parsed.status
self.response = order
else:
# there is a trade open
# get trade
# update trade
pass
super().save(*args, **kwargs)
def delete(self, *args, **kwargs):
# close the trade
super().delete(*args, **kwargs)
class Callback(models.Model):
hook = models.ForeignKey(Hook, on_delete=models.CASCADE)
title = models.CharField(max_length=1024, null=True, blank=True)
message = models.CharField(max_length=1024, null=True, blank=True)
period = models.CharField(max_length=255, null=True, blank=True)
timestamp_sent = models.BigIntegerField(null=True, blank=True)
timestamp_trade = models.BigIntegerField(null=True, blank=True)
market_exchange = models.CharField(max_length=255, null=True, blank=True)
market_item = models.CharField(max_length=255, null=True, blank=True)
market_currency = models.CharField(max_length=255, null=True, blank=True)
market_contract = models.CharField(max_length=255, null=True, blank=True)
# class Perms(models.Model):
# class Meta:
# permissions = (
# ("bypass_hashing", "Can bypass field hashing"), #
# ("bypass_blacklist", "Can bypass the blacklist"), #
# ("bypass_encryption", "Can bypass field encryption"), #
# ("bypass_obfuscation", "Can bypass field obfuscation"), #
# ("bypass_delay", "Can bypass data delay"), #
# ("bypass_randomisation", "Can bypass data randomisation"), #
# ("post_irc", "Can post to IRC"),
# ("post_discord", "Can post to Discord"),
# ("query_search", "Can search with query strings"), #
# ("use_insights", "Can use the Insights page"),
# ("index_int", "Can use the internal index"),
# ("index_meta", "Can use the meta index"),
# ("restricted_sources", "Can access restricted sources"),
# )