109 lines
3.0 KiB
Python
109 lines
3.0 KiB
Python
# Twisted/Klein imports
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from twisted.logger import Logger
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# Other library imports
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from json import dumps
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# Project imports
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from db import r
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def convert(data):
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"""
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Recursively convert a dictionary.
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"""
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if isinstance(data, bytes):
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return data.decode("ascii")
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if isinstance(data, dict):
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return dict(map(convert, data.items()))
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if isinstance(data, tuple):
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return map(convert, data)
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return data
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class Transactions(object):
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"""
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Handler class for incoming Revolut transactions.
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"""
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def __init__(self):
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"""
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Initialise the Transaction object.
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Set the logger.
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"""
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self.log = Logger("transactions")
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def set_agora(self, agora):
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self.agora = agora
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def set_irc(self, irc):
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self.irc = irc
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def transaction(self, data):
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"""
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Store details of transaction.
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:param data: details of transaction
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:type data: dict
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"""
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event = data["event"]
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ts = data["timestamp"]
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inside = data["data"]
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txid = inside["id"]
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txtype = inside["type"]
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state = inside["state"]
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if "reference" in inside:
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reference = inside["reference"]
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else:
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reference = "not_given"
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leg = inside["legs"][0]
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if "counterparty" in leg:
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account_type = leg["counterparty"]["account_type"]
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else:
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account_type = "not_given"
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amount = leg["amount"]
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currency = leg["currency"]
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description = leg["description"]
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to_store = {
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"event": event,
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"ts": ts,
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"txid": txid,
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"txtype": txtype,
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"state": state,
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"reference": reference,
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"account_type": account_type,
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"amount": amount,
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"currency": currency,
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"description": description,
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}
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self.log.info("Transaction processed: {formatted}", formatted=dumps(to_store, indent=2))
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r.hmset(f"tx.{txid}", to_store)
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self.irc.client.msg(
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self.irc.client.channel, f"AUTO Incoming transaction: {amount}{currency} ({reference}) - {state} - {description}"
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)
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def find_tx(self, reference, amount):
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"""
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Find transactions that match the given reference and amount.
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:param reference: transaction reference in Revolut
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:param amount: transaction amount
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:type reference: string
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:type amount: int
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:return: transaction details or AMOUNT_INVALID, or False
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:rtype: dict or string or bool
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"""
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all_transactions = r.scan(0, match="tx.*")
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for tx_iter in all_transactions[1]:
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tx_obj = r.hgetall(tx_iter)
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if tx_obj[b"reference"] == str.encode(reference):
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if tx_obj[b"amount"] == str.encode(amount):
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return convert(tx_obj)
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else:
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return "AMOUNT_INVALID"
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return False
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