mirror of
https://github.com/RoboSats/robosats.git
synced 2024-12-14 19:36:24 +00:00
832 lines
34 KiB
Python
832 lines
34 KiB
Python
import os
|
|
from re import T
|
|
from django.db.models import Sum
|
|
from rest_framework import status, viewsets
|
|
from rest_framework.generics import CreateAPIView, ListAPIView
|
|
from rest_framework.views import APIView
|
|
from rest_framework.response import Response
|
|
|
|
from django.contrib.auth import authenticate, login, logout
|
|
from django.contrib.auth.models import User
|
|
|
|
from api.serializers import ListOrderSerializer, MakeOrderSerializer, UpdateOrderSerializer, ClaimRewardSerializer, PriceSerializer
|
|
from api.models import LNPayment, MarketTick, Order, Currency, Profile
|
|
from api.logics import Logics
|
|
from api.messages import Telegram
|
|
from secrets import token_urlsafe
|
|
from api.utils import get_lnd_version, get_commit_robosats, compute_premium_percentile, compute_avg_premium
|
|
|
|
from .nick_generator.nick_generator import NickGenerator
|
|
from robohash import Robohash
|
|
from scipy.stats import entropy
|
|
from math import log2
|
|
import numpy as np
|
|
import hashlib
|
|
from pathlib import Path
|
|
from datetime import timedelta, datetime
|
|
from django.utils import timezone
|
|
from django.conf import settings
|
|
from decouple import config
|
|
|
|
EXP_MAKER_BOND_INVOICE = int(config("EXP_MAKER_BOND_INVOICE"))
|
|
RETRY_TIME = int(config("RETRY_TIME"))
|
|
PUBLIC_DURATION = 60*60*int(config("DEFAULT_PUBLIC_ORDER_DURATION"))-1
|
|
BOND_SIZE = int(config("DEFAULT_BOND_SIZE"))
|
|
|
|
avatar_path = Path(settings.AVATAR_ROOT)
|
|
avatar_path.mkdir(parents=True, exist_ok=True)
|
|
|
|
# Create your views here.
|
|
|
|
|
|
class MakerView(CreateAPIView):
|
|
serializer_class = MakeOrderSerializer
|
|
|
|
def post(self, request):
|
|
serializer = self.serializer_class(data=request.data)
|
|
|
|
if not request.user.is_authenticated:
|
|
return Response(
|
|
{
|
|
"bad_request":
|
|
"Woops! It seems you do not have a robot avatar"
|
|
},
|
|
status.HTTP_400_BAD_REQUEST,
|
|
)
|
|
|
|
if not serializer.is_valid():
|
|
return Response(status=status.HTTP_400_BAD_REQUEST)
|
|
|
|
# In case it gets overwhelming. Limit the number of public orders.
|
|
if Order.objects.filter(status=Order.Status.PUB).count() >= int(config("MAX_PUBLIC_ORDERS")):
|
|
return Response(
|
|
{
|
|
"bad_request":
|
|
"Woah! RoboSats' book is at full capacity! Try again later"
|
|
},
|
|
status.HTTP_400_BAD_REQUEST,
|
|
)
|
|
# Only allow users who are not already engaged in an order
|
|
valid, context, _ = Logics.validate_already_maker_or_taker(request.user)
|
|
if not valid:
|
|
return Response(context, status.HTTP_409_CONFLICT)
|
|
|
|
type = serializer.data.get("type")
|
|
currency = serializer.data.get("currency")
|
|
amount = serializer.data.get("amount")
|
|
has_range = serializer.data.get("has_range")
|
|
min_amount = serializer.data.get("min_amount")
|
|
max_amount = serializer.data.get("max_amount")
|
|
payment_method = serializer.data.get("payment_method")
|
|
premium = serializer.data.get("premium")
|
|
satoshis = serializer.data.get("satoshis")
|
|
is_explicit = serializer.data.get("is_explicit")
|
|
public_duration = serializer.data.get("public_duration")
|
|
bond_size = serializer.data.get("bond_size")
|
|
bondless_taker = serializer.data.get("bondless_taker")
|
|
|
|
# Optional params
|
|
if public_duration == None: public_duration = PUBLIC_DURATION
|
|
if bond_size == None: bond_size = BOND_SIZE
|
|
if bondless_taker == None: bondless_taker = False
|
|
if has_range == None: has_range = False
|
|
|
|
# An order can either have an amount or a range (min_amount and max_amount)
|
|
if has_range:
|
|
amount = None
|
|
else:
|
|
min_amount = None
|
|
max_amount = None
|
|
|
|
# Either amount or min_max has to be specified.
|
|
if has_range and (min_amount == None or max_amount == None):
|
|
return Response(
|
|
{
|
|
"bad_request":
|
|
"You must specify min_amount and max_amount for a range order"
|
|
},
|
|
status.HTTP_400_BAD_REQUEST,
|
|
)
|
|
elif not has_range and amount == None:
|
|
return Response(
|
|
{
|
|
"bad_request":
|
|
"You must specify an order amount"
|
|
},
|
|
status.HTTP_400_BAD_REQUEST,
|
|
)
|
|
|
|
# Creates a new order
|
|
order = Order(
|
|
type=type,
|
|
currency=Currency.objects.get(id=currency),
|
|
amount=amount,
|
|
has_range=has_range,
|
|
min_amount=min_amount,
|
|
max_amount=max_amount,
|
|
payment_method=payment_method,
|
|
premium=premium,
|
|
satoshis=satoshis,
|
|
is_explicit=is_explicit,
|
|
expires_at=timezone.now() + timedelta(
|
|
seconds=EXP_MAKER_BOND_INVOICE),
|
|
maker=request.user,
|
|
public_duration=public_duration,
|
|
bond_size=bond_size,
|
|
bondless_taker=bondless_taker,
|
|
)
|
|
|
|
order.last_satoshis = order.t0_satoshis = Logics.satoshis_now(order)
|
|
|
|
valid, context = Logics.validate_order_size(order)
|
|
if not valid:
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
order.save()
|
|
return Response(ListOrderSerializer(order).data,
|
|
status=status.HTTP_201_CREATED)
|
|
|
|
|
|
class OrderView(viewsets.ViewSet):
|
|
serializer_class = UpdateOrderSerializer
|
|
lookup_url_kwarg = "order_id"
|
|
|
|
def get(self, request, format=None):
|
|
"""
|
|
Full trade pipeline takes place while looking/refreshing the order page.
|
|
"""
|
|
order_id = request.GET.get(self.lookup_url_kwarg)
|
|
|
|
if not request.user.is_authenticated:
|
|
return Response(
|
|
{
|
|
"bad_request":
|
|
"You must have a robot avatar to see the order details"
|
|
},
|
|
status=status.HTTP_400_BAD_REQUEST,
|
|
)
|
|
|
|
if order_id == None:
|
|
return Response(
|
|
{"bad_request": "Order ID parameter not found in request"},
|
|
status=status.HTTP_400_BAD_REQUEST,
|
|
)
|
|
|
|
order = Order.objects.filter(id=order_id)
|
|
|
|
# check if exactly one order is found in the db
|
|
if len(order) != 1:
|
|
return Response({"bad_request": "Invalid Order Id"},
|
|
status.HTTP_404_NOT_FOUND)
|
|
|
|
# This is our order.
|
|
order = order[0]
|
|
|
|
# 2) If order has been cancelled
|
|
if order.status == Order.Status.UCA:
|
|
return Response(
|
|
{"bad_request": "This order has been cancelled by the maker"},
|
|
status.HTTP_400_BAD_REQUEST,
|
|
)
|
|
if order.status == Order.Status.CCA:
|
|
return Response(
|
|
{
|
|
"bad_request":
|
|
"This order has been cancelled collaborativelly"
|
|
},
|
|
status.HTTP_400_BAD_REQUEST,
|
|
)
|
|
|
|
data = ListOrderSerializer(order).data
|
|
data["total_secs_exp"] = order.t_to_expire(order.status)
|
|
|
|
# if user is under a limit (penalty), inform him.
|
|
is_penalized, time_out = Logics.is_penalized(request.user)
|
|
if is_penalized:
|
|
data["penalty"] = request.user.profile.penalty_expiration
|
|
|
|
# Add booleans if user is maker, taker, partipant, buyer or seller
|
|
data["is_maker"] = order.maker == request.user
|
|
data["is_taker"] = order.taker == request.user
|
|
data["is_participant"] = data["is_maker"] or data["is_taker"]
|
|
|
|
# 3.a) If not a participant and order is not public, forbid.
|
|
if not data["is_participant"] and order.status != Order.Status.PUB:
|
|
return Response(
|
|
{"bad_request": "You are not allowed to see this order"},
|
|
status.HTTP_403_FORBIDDEN,
|
|
)
|
|
|
|
# WRITE Update last_seen for maker and taker.
|
|
# Note down that the taker/maker was here recently, so counterpart knows if the user is paying attention.
|
|
if order.maker == request.user:
|
|
order.maker_last_seen = timezone.now()
|
|
order.save()
|
|
if order.taker == request.user:
|
|
order.taker_last_seen = timezone.now()
|
|
order.save()
|
|
|
|
# Add activity status of participants based on last_seen
|
|
if order.taker_last_seen != None:
|
|
data["taker_status"] = Logics.user_activity_status(
|
|
order.taker_last_seen)
|
|
if order.maker_last_seen != None:
|
|
data["maker_status"] = Logics.user_activity_status(
|
|
order.maker_last_seen)
|
|
|
|
# 3.b If order is between public and WF2
|
|
if order.status >= Order.Status.PUB and order.status < Order.Status.WF2:
|
|
data["price_now"], data["premium_now"] = Logics.price_and_premium_now(order)
|
|
|
|
# 3. c) If maker and Public, add num robots in book, premium percentile
|
|
# num similar orders, and maker information to enable telegram notifications.
|
|
if data["is_maker"] and order.status == Order.Status.PUB:
|
|
data["premium_percentile"] = compute_premium_percentile(order)
|
|
data["num_similar_orders"] = len(
|
|
Order.objects.filter(currency=order.currency,
|
|
status=Order.Status.PUB))
|
|
# Adds/generate telegram token and whether it is enabled
|
|
data = {**data,**Telegram.get_context(request.user)}
|
|
|
|
# 4) Non participants can view details (but only if PUB)
|
|
elif not data["is_participant"] and order.status != Order.Status.PUB:
|
|
return Response(data, status=status.HTTP_200_OK)
|
|
|
|
# For participants add positions, nicks and status as a message and hold invoices status
|
|
data["is_buyer"] = Logics.is_buyer(order, request.user)
|
|
data["is_seller"] = Logics.is_seller(order, request.user)
|
|
data["maker_nick"] = str(order.maker)
|
|
data["taker_nick"] = str(order.taker)
|
|
data["status_message"] = Order.Status(order.status).label
|
|
data["is_fiat_sent"] = order.is_fiat_sent
|
|
data["is_disputed"] = order.is_disputed
|
|
data["ur_nick"] = request.user.username
|
|
|
|
# Add whether hold invoices are LOCKED (ACCEPTED)
|
|
# Is there a maker bond? If so, True if locked, False otherwise
|
|
if order.maker_bond:
|
|
data[
|
|
"maker_locked"] = order.maker_bond.status == LNPayment.Status.LOCKED
|
|
else:
|
|
data["maker_locked"] = False
|
|
|
|
# Is there a taker bond? If so, True if locked, False otherwise
|
|
if order.taker_bond:
|
|
data[
|
|
"taker_locked"] = order.taker_bond.status == LNPayment.Status.LOCKED
|
|
else:
|
|
data["taker_locked"] = False
|
|
|
|
# Is there an escrow? If so, True if locked, False otherwise
|
|
if order.trade_escrow:
|
|
data[
|
|
"escrow_locked"] = order.trade_escrow.status == LNPayment.Status.LOCKED
|
|
else:
|
|
data["escrow_locked"] = False
|
|
|
|
# If both bonds are locked, participants can see the final trade amount in sats.
|
|
if order.taker_bond:
|
|
if (order.maker_bond.status == order.taker_bond.status ==
|
|
LNPayment.Status.LOCKED):
|
|
# Seller sees the amount he sends
|
|
if data["is_seller"]:
|
|
data["trade_satoshis"] = Logics.escrow_amount(
|
|
order, request.user)[1]["escrow_amount"]
|
|
# Buyer sees the amount he receives
|
|
elif data["is_buyer"]:
|
|
data["trade_satoshis"] = Logics.payout_amount(
|
|
order, request.user)[1]["invoice_amount"]
|
|
|
|
# 5) If status is 'waiting for maker bond' and user is MAKER, reply with a MAKER hold invoice.
|
|
if order.status == Order.Status.WFB and data["is_maker"]:
|
|
valid, context = Logics.gen_maker_hold_invoice(order, request.user)
|
|
if valid:
|
|
data = {**data, **context}
|
|
else:
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
# 6) If status is 'waiting for taker bond' and user is TAKER, reply with a TAKER hold invoice.
|
|
elif order.status == Order.Status.TAK and data["is_taker"]:
|
|
valid, context = Logics.gen_taker_hold_invoice(order, request.user)
|
|
if valid:
|
|
data = {**data, **context}
|
|
else:
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
# 7 a. ) If seller and status is 'WF2' or 'WFE'
|
|
elif data["is_seller"] and (order.status == Order.Status.WF2
|
|
or order.status == Order.Status.WFE):
|
|
# If the two bonds are locked, reply with an ESCROW hold invoice.
|
|
if (order.maker_bond.status == order.taker_bond.status ==
|
|
LNPayment.Status.LOCKED):
|
|
valid, context = Logics.gen_escrow_hold_invoice(
|
|
order, request.user)
|
|
if valid:
|
|
data = {**data, **context}
|
|
else:
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
# 7.b) If user is Buyer and status is 'WF2' or 'WFI'
|
|
elif data["is_buyer"] and (order.status == Order.Status.WF2
|
|
or order.status == Order.Status.WFI):
|
|
|
|
# If the two bonds are locked, reply with an AMOUNT so he can send the buyer invoice.
|
|
if (order.maker_bond.status == order.taker_bond.status ==
|
|
LNPayment.Status.LOCKED):
|
|
valid, context = Logics.payout_amount(order, request.user)
|
|
if valid:
|
|
data = {**data, **context}
|
|
else:
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
# 8) If status is 'CHA' or 'FSE' and all HTLCS are in LOCKED
|
|
elif order.status in [
|
|
Order.Status.WFI, Order.Status.CHA, Order.Status.FSE
|
|
]:
|
|
# If all bonds are locked.
|
|
if (order.maker_bond.status == order.taker_bond.status ==
|
|
order.trade_escrow.status == LNPayment.Status.LOCKED):
|
|
# add whether a collaborative cancel is pending or has been asked
|
|
if (data["is_maker"] and order.taker_asked_cancel) or (
|
|
data["is_taker"] and order.maker_asked_cancel):
|
|
data["pending_cancel"] = True
|
|
elif (data["is_maker"] and order.maker_asked_cancel) or (
|
|
data["is_taker"] and order.taker_asked_cancel):
|
|
data["asked_for_cancel"] = True
|
|
else:
|
|
data["asked_for_cancel"] = False
|
|
|
|
# 9) If status is 'DIS' and all HTLCS are in LOCKED
|
|
elif order.status == Order.Status.DIS:
|
|
|
|
# add whether the dispute statement has been received
|
|
if data["is_maker"]:
|
|
data["statement_submitted"] = (order.maker_statement != None
|
|
and order.maker_statement != "")
|
|
elif data["is_taker"]:
|
|
data["statement_submitted"] = (order.taker_statement != None
|
|
and order.taker_statement != "")
|
|
|
|
# 9) If status is 'Failed routing', reply with retry amounts, time of next retry and ask for invoice at third.
|
|
elif (order.status == Order.Status.FAI
|
|
and order.payout.receiver == request.user
|
|
): # might not be the buyer if after a dispute where winner wins
|
|
data["retries"] = order.payout.routing_attempts
|
|
data[
|
|
"next_retry_time"] = order.payout.last_routing_time + timedelta(
|
|
minutes=RETRY_TIME)
|
|
|
|
if order.payout.status == LNPayment.Status.EXPIRE:
|
|
data["invoice_expired"] = True
|
|
# Add invoice amount once again if invoice was expired.
|
|
data["invoice_amount"] = Logics.payout_amount(order,request.user)[1]["invoice_amount"]
|
|
|
|
return Response(data, status.HTTP_200_OK)
|
|
|
|
def take_update_confirm_dispute_cancel(self, request, format=None):
|
|
"""
|
|
Here takes place all of the updates to the order object.
|
|
That is: take, confim, cancel, dispute, update_invoice or rate.
|
|
"""
|
|
order_id = request.GET.get(self.lookup_url_kwarg)
|
|
|
|
import sys
|
|
sys.stdout.write('AAAAAA')
|
|
print('BBBBB1')
|
|
|
|
serializer = UpdateOrderSerializer(data=request.data)
|
|
if not serializer.is_valid():
|
|
return Response(status=status.HTTP_400_BAD_REQUEST)
|
|
|
|
order = Order.objects.get(id=order_id)
|
|
|
|
# action is either 1)'take', 2)'confirm', 3)'cancel', 4)'dispute' , 5)'update_invoice'
|
|
# 6)'submit_statement' (in dispute), 7)'rate_user' , 'rate_platform'
|
|
action = serializer.data.get("action")
|
|
invoice = serializer.data.get("invoice")
|
|
statement = serializer.data.get("statement")
|
|
rating = serializer.data.get("rating")
|
|
|
|
# 1) If action is take, it is a taker request!
|
|
if action == "take":
|
|
if order.status == Order.Status.PUB:
|
|
valid, context, _ = Logics.validate_already_maker_or_taker(
|
|
request.user)
|
|
if not valid:
|
|
return Response(context, status=status.HTTP_409_CONFLICT)
|
|
|
|
# For order with amount range, set the amount now.
|
|
if order.has_range:
|
|
amount = float(serializer.data.get("amount"))
|
|
valid, context = Logics.validate_amount_within_range(order, amount)
|
|
if not valid:
|
|
return Response(context, status=status.HTTP_400_BAD_REQUEST)
|
|
|
|
valid, context = Logics.take(order, request.user, amount)
|
|
else:
|
|
valid, context = Logics.take(order, request.user)
|
|
if not valid:
|
|
return Response(context, status=status.HTTP_403_FORBIDDEN)
|
|
|
|
return self.get(request)
|
|
|
|
else:
|
|
Response(
|
|
{"bad_request": "This order is not public anymore."},
|
|
status.HTTP_400_BAD_REQUEST,
|
|
)
|
|
|
|
# Any other action is only allowed if the user is a participant
|
|
if not (order.maker == request.user or order.taker == request.user):
|
|
return Response(
|
|
{"bad_request": "You are not a participant in this order"},
|
|
status.HTTP_403_FORBIDDEN,
|
|
)
|
|
|
|
# 2) If action is 'update invoice'
|
|
if action == "update_invoice" and invoice:
|
|
valid, context = Logics.update_invoice(order, request.user,
|
|
invoice)
|
|
if not valid:
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
# 3) If action is cancel
|
|
elif action == "cancel":
|
|
valid, context = Logics.cancel_order(order, request.user)
|
|
if not valid:
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
# 4) If action is confirm
|
|
elif action == "confirm":
|
|
valid, context = Logics.confirm_fiat(order, request.user)
|
|
if not valid:
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
# 5) If action is dispute
|
|
elif action == "dispute":
|
|
valid, context = Logics.open_dispute(order, request.user)
|
|
if not valid:
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
elif action == "submit_statement":
|
|
valid, context = Logics.dispute_statement(order, request.user,
|
|
statement)
|
|
if not valid:
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
# 6) If action is rate
|
|
elif action == "rate_user" and rating:
|
|
valid, context = Logics.rate_counterparty(order, request.user,
|
|
rating)
|
|
if not valid:
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
# 6) If action is rate_platform
|
|
elif action == "rate_platform" and rating:
|
|
valid, context = Logics.rate_platform(request.user, rating)
|
|
if not valid:
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
# If nothing of the above... something else is going on. Probably not allowed!
|
|
else:
|
|
return Response(
|
|
{
|
|
"bad_request":
|
|
"The Robotic Satoshis working in the warehouse did not understand you. "
|
|
+
|
|
"Please, fill a Bug Issue in Github https://github.com/reckless-satoshi/robosats/issues"
|
|
},
|
|
status.HTTP_501_NOT_IMPLEMENTED,
|
|
)
|
|
|
|
return self.get(request)
|
|
|
|
|
|
class UserView(APIView):
|
|
NickGen = NickGenerator(lang="English",
|
|
use_adv=False,
|
|
use_adj=True,
|
|
use_noun=True,
|
|
max_num=999)
|
|
|
|
# Probably should be turned into a post method
|
|
def get(self, request, format=None):
|
|
"""
|
|
Get a new user derived from a high entropy token
|
|
|
|
- Request has a high-entropy token,
|
|
- Generates new nickname and avatar.
|
|
- Creates login credentials (new User object)
|
|
Response with Avatar and Nickname.
|
|
"""
|
|
|
|
# If an existing user opens the main page by mistake, we do not want it to create a new nickname/profile for him
|
|
if request.user.is_authenticated:
|
|
context = {"nickname": request.user.username}
|
|
not_participant, _, _ = Logics.validate_already_maker_or_taker(
|
|
request.user)
|
|
|
|
# Does not allow this 'mistake' if an active order
|
|
if not not_participant:
|
|
context[
|
|
"bad_request"] = f"You are already logged in as {request.user} and have an active order"
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
token = request.GET.get("token")
|
|
ref_code = request.GET.get("ref_code")
|
|
|
|
# Compute token entropy
|
|
value, counts = np.unique(list(token), return_counts=True)
|
|
shannon_entropy = entropy(counts, base=62)
|
|
bits_entropy = log2(len(value)**len(token))
|
|
# Payload
|
|
context = {
|
|
"token_shannon_entropy": shannon_entropy,
|
|
"token_bits_entropy": bits_entropy,
|
|
}
|
|
|
|
# Deny user gen if entropy below 128 bits or 0.7 shannon heterogeneity
|
|
if bits_entropy < 128 or shannon_entropy < 0.7:
|
|
context["bad_request"] = "The token does not have enough entropy"
|
|
return Response(context, status=status.HTTP_400_BAD_REQUEST)
|
|
|
|
# Hash the token, only 1 iteration.
|
|
hash = hashlib.sha256(str.encode(token)).hexdigest()
|
|
|
|
# Generate nickname deterministically
|
|
nickname = self.NickGen.short_from_SHA256(hash, max_length=18)[0]
|
|
context["nickname"] = nickname
|
|
|
|
# Generate avatar
|
|
rh = Robohash(hash)
|
|
rh.assemble(roboset="set1", bgset="any") # for backgrounds ON
|
|
|
|
# Does not replace image if existing (avoid re-avatar in case of nick collusion)
|
|
image_path = avatar_path.joinpath(nickname + ".png")
|
|
if not image_path.exists():
|
|
with open(image_path, "wb") as f:
|
|
rh.img.save(f, format="png")
|
|
|
|
|
|
|
|
# Create new credentials and login if nickname is new
|
|
if len(User.objects.filter(username=nickname)) == 0:
|
|
User.objects.create_user(username=nickname,
|
|
password=token,
|
|
is_staff=False)
|
|
user = authenticate(request, username=nickname, password=token)
|
|
login(request, user)
|
|
|
|
context['referral_code'] = token_urlsafe(8)
|
|
user.profile.referral_code = context['referral_code']
|
|
user.profile.avatar = "static/assets/avatars/" + nickname + ".png"
|
|
|
|
# If the ref_code was created by another robot, this robot was referred.
|
|
queryset = Profile.objects.filter(referral_code=ref_code)
|
|
if len(queryset) == 1:
|
|
user.profile.is_referred = True
|
|
user.profile.referred_by = queryset[0]
|
|
|
|
user.profile.save()
|
|
return Response(context, status=status.HTTP_201_CREATED)
|
|
|
|
else:
|
|
user = authenticate(request, username=nickname, password=token)
|
|
if user is not None:
|
|
login(request, user)
|
|
# Sends the welcome back message, only if created +3 mins ago
|
|
if request.user.date_joined < (timezone.now() -
|
|
timedelta(minutes=3)):
|
|
context["found"] = "We found your Robot avatar. Welcome back!"
|
|
return Response(context, status=status.HTTP_202_ACCEPTED)
|
|
else:
|
|
# It is unlikely, but maybe the nickname is taken (1 in 20 Billion change)
|
|
context["found"] = "Bad luck, this nickname is taken"
|
|
context["bad_request"] = "Enter a different token"
|
|
return Response(context, status.HTTP_403_FORBIDDEN)
|
|
|
|
def delete(self, request):
|
|
"""Pressing "give me another" deletes the logged in user"""
|
|
user = request.user
|
|
if not user.is_authenticated:
|
|
return Response(status.HTTP_403_FORBIDDEN)
|
|
|
|
# Only delete if user life is shorter than 30 minutes. Helps to avoid deleting users by mistake
|
|
if user.date_joined < (timezone.now() - timedelta(minutes=30)):
|
|
return Response(status.HTTP_400_BAD_REQUEST)
|
|
|
|
# Check if it is not a maker or taker!
|
|
not_participant, _, _ = Logics.validate_already_maker_or_taker(user)
|
|
if not not_participant:
|
|
return Response(
|
|
{
|
|
"bad_request":
|
|
"Maybe a mistake? User cannot be deleted while he is part of an order"
|
|
},
|
|
status.HTTP_400_BAD_REQUEST,
|
|
)
|
|
# Check if has already a profile with
|
|
if user.profile.total_contracts > 0:
|
|
return Response(
|
|
{
|
|
"bad_request":
|
|
"Maybe a mistake? User cannot be deleted as it has completed trades"
|
|
},
|
|
status.HTTP_400_BAD_REQUEST,
|
|
)
|
|
|
|
logout(request)
|
|
user.delete()
|
|
return Response(
|
|
{"user_deleted": "User deleted permanently"},
|
|
status.HTTP_301_MOVED_PERMANENTLY,
|
|
)
|
|
|
|
|
|
class BookView(ListAPIView):
|
|
serializer_class = ListOrderSerializer
|
|
queryset = Order.objects.filter(status=Order.Status.PUB)
|
|
|
|
def get(self, request, format=None):
|
|
currency = request.GET.get("currency")
|
|
type = request.GET.get("type")
|
|
|
|
queryset = Order.objects.filter(status=Order.Status.PUB)
|
|
|
|
# Currency 0 and type 2 are special cases treated as "ANY". (These are not really possible choices)
|
|
if int(currency) == 0 and int(type) != 2:
|
|
queryset = Order.objects.filter(type=type, status=Order.Status.PUB)
|
|
elif int(type) == 2 and int(currency) != 0:
|
|
queryset = Order.objects.filter(currency=currency,
|
|
status=Order.Status.PUB)
|
|
elif not (int(currency) == 0 and int(type) == 2):
|
|
queryset = Order.objects.filter(currency=currency,
|
|
type=type,
|
|
status=Order.Status.PUB)
|
|
|
|
if len(queryset) == 0:
|
|
return Response(
|
|
{"not_found": "No orders found, be the first to make one"},
|
|
status=status.HTTP_404_NOT_FOUND,
|
|
)
|
|
|
|
book_data = []
|
|
for order in queryset:
|
|
data = ListOrderSerializer(order).data
|
|
data["maker_nick"] = str(order.maker)
|
|
|
|
# Compute current premium for those orders that are explicitly priced.
|
|
data["price"], data["premium"] = Logics.price_and_premium_now(
|
|
order)
|
|
data["maker_status"] = Logics.user_activity_status(
|
|
order.maker_last_seen)
|
|
for key in (
|
|
"status",
|
|
"taker",
|
|
): # Non participants should not see the status or who is the taker
|
|
del data[key]
|
|
|
|
book_data.append(data)
|
|
|
|
return Response(book_data, status=status.HTTP_200_OK)
|
|
|
|
class InfoView(ListAPIView):
|
|
|
|
def get(self, request):
|
|
context = {}
|
|
|
|
context["num_public_buy_orders"] = len(
|
|
Order.objects.filter(type=Order.Types.BUY,
|
|
status=Order.Status.PUB))
|
|
context["num_public_sell_orders"] = len(
|
|
Order.objects.filter(type=Order.Types.SELL,
|
|
status=Order.Status.PUB))
|
|
context["book_liquidity"] = Order.objects.filter(status=Order.Status.PUB).aggregate(Sum('last_satoshis'))['last_satoshis__sum']
|
|
context["book_liquidity"] = 0 if context["book_liquidity"] == None else context["book_liquidity"]
|
|
|
|
# Number of active users (logged in in last 30 minutes)
|
|
today = datetime.today()
|
|
context["active_robots_today"] = len(
|
|
User.objects.filter(last_login__day=today.day))
|
|
|
|
# Compute average premium and volume of today
|
|
last_day = timezone.now() - timedelta(days=1)
|
|
queryset = MarketTick.objects.filter(timestamp__gt=last_day)
|
|
if not len(queryset) == 0:
|
|
avg_premium, total_volume = compute_avg_premium(queryset)
|
|
# If no contracts, fallback to lifetime avg premium
|
|
else:
|
|
queryset = MarketTick.objects.all()
|
|
avg_premium, _ = compute_avg_premium(queryset)
|
|
total_volume = 0
|
|
|
|
queryset = MarketTick.objects.all()
|
|
if not len(queryset) == 0:
|
|
volume_contracted = []
|
|
for tick in queryset:
|
|
volume_contracted.append(tick.volume)
|
|
lifetime_volume = sum(volume_contracted)
|
|
else:
|
|
lifetime_volume = 0
|
|
|
|
context["last_day_nonkyc_btc_premium"] = round(avg_premium, 2)
|
|
context["last_day_volume"] = total_volume *100000000
|
|
context["lifetime_volume"] = lifetime_volume
|
|
context["lnd_version"] = get_lnd_version()
|
|
context["robosats_running_commit_hash"] = get_commit_robosats()
|
|
context["alternative_site"] = config("ALTERNATIVE_SITE")
|
|
context["alternative_name"] = config("ALTERNATIVE_NAME")
|
|
context["node_alias"] = config("NODE_ALIAS")
|
|
context["node_id"] = config("NODE_ID")
|
|
context["network"] = config("NETWORK")
|
|
context["maker_fee"] = float(config("FEE"))*float(config("MAKER_FEE_SPLIT"))
|
|
context["taker_fee"] = float(config("FEE"))*(1 - float(config("MAKER_FEE_SPLIT")))
|
|
context["bond_size"] = float(config("DEFAULT_BOND_SIZE"))
|
|
|
|
if request.user.is_authenticated:
|
|
context["nickname"] = request.user.username
|
|
context["referral_code"] = str(request.user.profile.referral_code)
|
|
context["earned_rewards"] = request.user.profile.earned_rewards
|
|
has_no_active_order, _, order = Logics.validate_already_maker_or_taker(
|
|
request.user)
|
|
if not has_no_active_order:
|
|
context["active_order_id"] = order.id
|
|
|
|
return Response(context, status.HTTP_200_OK)
|
|
|
|
|
|
class RewardView(CreateAPIView):
|
|
serializer_class = ClaimRewardSerializer
|
|
|
|
def post(self, request):
|
|
serializer = self.serializer_class(data=request.data)
|
|
|
|
if not request.user.is_authenticated:
|
|
return Response(
|
|
{
|
|
"bad_request":
|
|
"Woops! It seems you do not have a robot avatar"
|
|
},
|
|
status.HTTP_400_BAD_REQUEST,
|
|
)
|
|
|
|
if not serializer.is_valid():
|
|
return Response(status=status.HTTP_400_BAD_REQUEST)
|
|
|
|
invoice = serializer.data.get("invoice")
|
|
|
|
valid, context = Logics.withdraw_rewards(request.user, invoice)
|
|
|
|
if not valid:
|
|
context['successful_withdrawal'] = False
|
|
return Response(context, status.HTTP_400_BAD_REQUEST)
|
|
|
|
return Response({"successful_withdrawal": True}, status.HTTP_200_OK)
|
|
|
|
class PriceView(CreateAPIView):
|
|
|
|
serializer_class = PriceSerializer
|
|
|
|
def get(self, request):
|
|
|
|
payload = {}
|
|
queryset = Currency.objects.all().order_by('currency')
|
|
|
|
for currency in queryset:
|
|
code = Currency.currency_dict[str(currency.currency)]
|
|
try:
|
|
last_tick = MarketTick.objects.filter(currency=currency).latest('timestamp')
|
|
payload[code] = {
|
|
'price': last_tick.price,
|
|
'volume': last_tick.volume,
|
|
'premium': last_tick.premium,
|
|
'timestamp': last_tick.timestamp,
|
|
}
|
|
except:
|
|
payload[code] = None
|
|
|
|
return Response(payload, status.HTTP_200_OK)
|
|
|
|
class LimitView(ListAPIView):
|
|
|
|
def get(self, request):
|
|
|
|
# Trade limits as BTC
|
|
min_trade = float(config('MIN_TRADE')) / 100000000
|
|
max_trade = float(config('MAX_TRADE')) / 100000000
|
|
max_bondless_trade = float(config('MAX_TRADE_BONDLESS_TAKER')) / 100000000
|
|
|
|
payload = {}
|
|
queryset = Currency.objects.all().order_by('currency')
|
|
|
|
for currency in queryset:
|
|
code = Currency.currency_dict[str(currency.currency)]
|
|
exchange_rate = float(currency.exchange_rate)
|
|
payload[currency.currency] = {
|
|
'code': code,
|
|
'min_amount': min_trade * exchange_rate,
|
|
'max_amount': max_trade * exchange_rate,
|
|
'max_bondless_amount': max_bondless_trade * exchange_rate,
|
|
}
|
|
|
|
return Response(payload, status.HTTP_200_OK) |