pluto/handler/agora.py

# Twisted/Klein imports
from twisted.logger import Logger
from twisted.internet.task import LoopingCall

# Other library imports
from json import loads
from forex_python.converter import CurrencyRates
from agoradesk_py.agoradesk import AgoraDesk

# Project imports
from settings import settings


class Agora(object):
    """
    AgoraDesk API handler.
    """

    def __init__(self):
        """
        Initialise the AgoraDesk and CurrencyRates APIs.
        Initialise the last_dash storage for detecting new trades.
        """
        self.log = Logger("agora")
        self.agora = AgoraDesk(settings.Agora.Token)
        self.cr = CurrencyRates()

        # Cache for detecting new trades
        self.last_dash = set()

        # Cache for detecting new messages
        self.last_messages = {}

    def set_irc(self, irc):
        self.irc = irc

    def set_tx(self, tx):
        self.tx = tx

    def setup_loop(self):
        """
        Set up the LoopingCall to get all active trades and messages.
        """
        self.lc_dash = LoopingCall(self.dashboard)
        self.lc_dash.start(int(settings.Agora.RefreshSec))

    def dashboard(self, send_irc=True, formatted=False):
        """
        Returns a dict for the dashboard.
        Calls hooks to parse dashboard info and get all contact messages.
        :return: dict of dashboard info
        :rtype: dict
        """
        dash = self.agora.dashboard_seller()
        dash_tmp = {}
        if "data" not in dash["response"].keys():
            self.log.error("Data not in dashboard response: {content}", content=dash)
            return False
        if dash["response"]["data"]["contact_count"] > 0:
            for contact in dash["response"]["data"]["contact_list"]:
                contact_id = contact["data"]["contact_id"]
                dash_tmp[contact_id] = contact
        fmt = self.dashboard_hook(dash_tmp)
        self.get_recent_messages()
        if formatted:
            return fmt
        return dash_tmp

    def dashboard_hook(self, dash, send_irc=True):
        """
        Get information about our open trades.
        Post new trades to IRC and cache trades for the future.
        :return: human readable list of strings about our trades or False
        :rtype: list or bool
        """
        dash_tmp = []
        current_trades = []
        for contact_id, contact in dash.items():
            reference = self.tx.tx_to_ref(contact_id)
            if reference:
                current_trades.append(reference)
            buyer = contact["data"]["buyer"]["username"]
            amount = contact["data"]["amount"]
            amount_xmr = contact["data"]["amount_xmr"]
            currency = contact["data"]["currency"]
            if not contact["data"]["is_selling"]:
                continue
            if reference not in self.last_dash:
                reference = self.tx.new_trade(contact_id, buyer, currency, amount, amount_xmr)
                if reference:
                    if reference not in current_trades:
                        current_trades.append(reference)
                if send_irc:
                    self.irc.client.msg(self.irc.client.channel, f"AUTO {reference}: {buyer} {amount}{currency} {amount_xmr}XMR")

            dash_tmp.append(f"{reference}: {buyer} {amount}{currency} {amount_xmr}XMR")
            self.last_dash.add(reference)

        # Purge old trades from cache
        for ref in list(self.last_dash):  # We're removing from the list on the fly
            if ref not in current_trades:
                self.last_dash.remove(ref)
        if reference and reference not in current_trades:
            current_trades.append(reference)
        self.tx.cleanup(current_trades)
        return dash_tmp

    def dashboard_release_urls(self):
        """
        Get information about our open trades.
        Post new trades to IRC and cache trades for the future.
        :return: human readable list of strings about our trades or False
        :rtype: list or bool
        """
        dash = self.agora.dashboard_seller()
        dash_tmp = []
        if "data" not in dash["response"]:
            self.log.error("Data not in dashboard response: {content}", content=dash)
            return False
        if dash["response"]["data"]["contact_count"] > 0:
            for contact in dash["response"]["data"]["contact_list"]:
                contact_id = contact["data"]["contact_id"]
                buyer = contact["data"]["buyer"]["username"]
                amount = contact["data"]["amount"]
                amount_xmr = contact["data"]["amount_xmr"]
                currency = contact["data"]["currency"]
                release_url = contact["actions"]["release_url"]
                if not contact["data"]["is_selling"]:
                    continue
                reference = self.tx.tx_to_ref(contact_id)
                if not reference:
                    reference = "not_set"
                dash_tmp.append(f"{reference}: {buyer} {amount}{currency} {amount_xmr}XMR {release_url}")

        return dash_tmp

    def get_recent_messages(self, send_irc=True):
        """
        Get recent messages.
        """
        messages_tmp = {}
        messages = self.agora.recent_messages()
        if not messages["success"]:
            return False
        open_tx = self.tx.get_ref_map().keys()
        for message in messages["response"]["data"]["message_list"]:
            contact_id = message["contact_id"]
            username = message["sender"]["username"]
            msg = message["msg"]
            if contact_id not in open_tx:
                continue
            reference = self.tx.tx_to_ref(contact_id)
            if reference in messages_tmp:
                messages_tmp[reference].append([username, msg])
            else:
                messages_tmp[reference] = [[username, msg]]

            # Send new messages on IRC
            if send_irc:
                for user, message in messages_tmp[reference]:
                    if reference in self.last_messages:
                        if not [user, message] in self.last_messages[reference]:
                            self.irc.client.msg(self.irc.client.channel, f"AUTO {reference}: ({user}) {message}")
                            # Append sent messages to last_messages so we don't send them again
                            self.last_messages[reference].append([user, message])
                    else:
                        self.last_messages[reference] = [[user, message]]
                        for x in messages_tmp[reference]:
                            self.irc.client.msg(self.irc.client.channel, f"NEW {reference}: ({user}) {message}")

        # Purge old trades from cache
        for ref in list(self.last_messages):  # We're removing from the list on the fly
            if ref not in messages_tmp:
                del self.last_messages[ref]

        return messages_tmp

    def enum_ad_ids(self, page=0):
        ads = self.agora._api_call(api_method="ads", query_values={"page": page})
        ads_total = []
        if not ads["success"]:
            return False
        for ad in ads["response"]["data"]["ad_list"]:
            ads_total.append(ad["data"]["ad_id"])
        if "next" in ads["response"]["pagination"]:
            page += 1
            for ad in self.enum_ads(page):
                ads_total.append(ad)
        return ads_total

    def nuke_ads(self):
        """
        Delete all of our adverts.
        :return: True or False
        :rtype: bool
        """
        ads = self.enum_ads()
        if not ads:
            return False
        for ad_id in ads:
            self.agora.ad_delete(ad_id)

    def get_rates_all(self):
        """
        Get all rates that pair with USD.
        :return: dictionary of USD/XXX rates
        :rtype: dict
        """
        rates = self.cr.get_rates("USD")
        return rates

    def get_acceptable_margins(self, currency, amount):
        """
        Get the minimum and maximum amounts we would accept a trade for.
        :param currency: currency code
        :param amount: amount
        :return: (min, max)
        :rtype: tuple
        """
        rates = self.get_rates_all()
        if currency == "USD":
            min_amount = amount - float(settings.Agora.AcceptableUSDMargin)
            max_amount = amount + float(settings.Agora.AcceptableUSDMargin)
            return (min_amount, max_amount)
        amount_usd = amount / rates[currency]
        min_usd = amount_usd - float(settings.Agora.AcceptableUSDMargin)
        max_usd = amount_usd + float(settings.Agora.AcceptableUSDMargin)
        min_local = min_usd * rates[currency]
        max_local = max_usd * rates[currency]
        return (min_local, max_local)

    def create_ad(self, countrycode, currency):
        """
        Post an ad in a country with a given currency.
        Convert the min and max amounts from settings to the given currency with CurrencyRates.
        :param countrycode: country code
        :param currency: currency code
        :type countrycode: string
        :type currency: string
        :return: data about created object or error
        :rtype: dict
        """
        ad = settings.Agora.Ad
        ad = ad.replace("$CURRENCY$", currency)
        rates = self.get_rates_all()
        if currency == "USD":
            min_amount = float(settings.Agora.MinUSD)
            max_amount = float(settings.Agora.MaxUSD)
        else:
            min_amount = rates[currency] * float(settings.Agora.MinUSD)
            max_amount = rates[currency] * float(settings.Agora.MaxUSD)
        price_formula = f"coingeckoxmrusd*usd{currency.lower()}*{settings.Agora.Margin}"
        # price_formula = f"coingeckoxmrusd*{settings.Agora.Margin}"
        ad = settings.Agora.Ad
        ad = ad.replace("\\t", "\t")
        ad = self.agora.ad_create(
            country_code=countrycode,
            currency=currency,
            trade_type="ONLINE_SELL",
            asset="XMR",
            price_equation=price_formula,
            track_max_amount=False,
            require_trusted_by_advertiser=False,
            # verified_email_required = False,
            online_provider="REVOLUT",
            msg=settings.Agora.Ad,
            min_amount=min_amount,
            max_amount=max_amount,
            payment_method_details=settings.Agora.PaymentMethodDetails,
            # require_feedback_score = 0,
            account_info=settings.Agora.PaymentDetails,
        )
        return ad

    def dist_countries(self):
        """
        Distribute our advert into all countries listed in the config.
        Exits on errors.
        :return: False or dict with response
        :rtype: bool or dict
        """
        for currency, countrycode in loads(settings.Agora.DistList):
            rtrn = self.create_ad(countrycode, currency)
            if not rtrn:
                return False
            yield rtrn

    def dist_bruteforce(self):
        """
        Bruteforce all possible ads from the currencies and countries in the config.
        Does not exit on errors.
        :return: False or dict with response
        :rtype: bool or dict
        """
        currencies = loads(settings.Agora.BruteCurrencies)
        countries = loads(settings.Agora.BruteCountries)
        combinations = [[country, currency] for country in countries for currency in currencies]
        for country, currency in combinations:
            rtrn = self.create_ad(country, currency)
            if not rtrn:
                yield False
            yield rtrn

    def release_funds(self, contact_id):
        """
        Release funds for a contact_id.
        :param contact_id: trade/contact ID
        :type contact_id: string
        :return: response dict
        :rtype: dict
        """
        payload = {"tradeId": contact_id, "password": settings.Agora.Pass}
        rtrn = self.agora._api_call(api_method=f"contact_release/{contact_id}", http_method="POST", query_values=payload)
        return rtrn