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Premium percentile computing

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Reckless_Satoshi 2022-01-18 10:24:45 -08:00
parent f010fe9bb0
commit 980a385528
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3 changed files with 28 additions and 9 deletions
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22
api/utils.py
View File

@ -3,6 +3,8 @@ import requests, ring, os
from decouple import config
import numpy as np
from api.models import Order
market_cache = {}
@ring.dict(market_cache, expire=3) #keeps in cache for 3 seconds
@ -49,7 +51,6 @@ def get_exchange_rates(currencies):
return median_rates.tolist()
lnd_v_cache = {}
@ring.dict(lnd_v_cache, expire=3600) #keeps in cache for 3600 seconds
def get_lnd_version():
@ -59,7 +60,6 @@ def get_lnd_version():
return lnd_version
robosats_commit_cache = {}
@ring.dict(robosats_commit_cache, expire=3600)
def get_commit_robosats():
@ -67,4 +67,22 @@ def get_commit_robosats():
lnd_version = stream.read()
return lnd_version
premium_percentile = {}
@ring.dict(premium_percentile, expire=300)
def compute_premium_percentile(order):
queryset = Order.objects.filter(currency=order.currency, status=Order.Status.PUB)
print(len(queryset))
if len(queryset) <= 1:
return 0.5
order_rate = float(order.last_satoshis) / float(order.amount)
rates = []
for similar_order in queryset:
rates.append(float(similar_order.last_satoshis) / float(similar_order.amount))
rates = np.array(rates)
return round(np.sum(rates < order_rate) / len(rates),2)

10
api/views.py
View File

@ -11,7 +11,7 @@ from django.contrib.auth.models import User
from .serializers import ListOrderSerializer, MakeOrderSerializer, UpdateOrderSerializer
from .models import LNPayment, MarketTick, Order, Currency
from .logics import Logics
from .utils import get_lnd_version, get_commit_robosats
from .utils import get_lnd_version, get_commit_robosats, compute_premium_percentile
from .nick_generator.nick_generator import NickGenerator
from robohash import Robohash
@ -125,7 +125,7 @@ class OrderView(viewsets.ViewSet):
# 3. c) If maker and Public, add num robots in book, premium percentile and num similar orders.
if data['is_maker'] and order.status == Order.Status.PUB:
data['robots_in_book'] = None # TODO
data['premium_percentile'] = None # TODO
data['premium_percentile'] = compute_premium_percentile(order)
data['num_similar_orders'] = len(Order.objects.filter(currency=order.currency, status=Order.Status.PUB))
# 4) Non participants can view details (but only if PUB)
@ -326,9 +326,9 @@ class UserView(APIView):
return Response(context, status.HTTP_400_BAD_REQUEST)
# Does not allow this 'mistake' if the last login was sometime ago (5 minutes)
if request.user.last_login < timezone.now() - timedelta(minutes=5):
context['bad_request'] = f'You are already logged in as {request.user}'
return Response(context, status.HTTP_400_BAD_REQUEST)
# if request.user.last_login < timezone.now() - timedelta(minutes=5):
# context['bad_request'] = f'You are already logged in as {request.user}'
# return Response(context, status.HTTP_400_BAD_REQUEST)
token = request.GET.get(self.lookup_url_kwarg)

5
frontend/src/components/TradeBox.js
View File

@ -256,7 +256,7 @@ export default class TradeBox extends Component {
<ListItemIcon>
<SmartToyIcon/>
</ListItemIcon>
<ListItemText primary={999} secondary="Robots looking at the book"/>
<ListItemText primary={'000 coming soon'} secondary="Robots looking at the book"/>
</ListItem>
<Divider/>
@ -272,7 +272,8 @@ export default class TradeBox extends Component {
<ListItemIcon>
<PercentIcon/>
</ListItemIcon>
<ListItemText primary="33%" secondary="Premium percentile" />
<ListItemText primary={"Premium rank " + this.props.data.premiumPercentile*100+"%"}
secondary={"Among public " + this.props.data.currencyCode + " orders (higher is cheaper)"} />
</ListItem>
<Divider/>