61 lines
2.0 KiB
Python
61 lines
2.0 KiB
Python
import datetime
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import os
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import time
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from typing import List
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from twilio.rest import Client as TwilioClient
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from plaid import Client as PlaidClient
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CHECK_FOR_NEW_TRANSACTIONS_EVERY_X_MINUTES = 5
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ALERT_FOR_TRANSACTIONS_GTE = 500
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MY_CELL = os.getenv('MY_CELL')
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MY_TWILIO_NUM = os.getenv('MY_TWILIO_NUM')
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PLAID_ENV = os.getenv('PLAID_ENV') or 'sandbox'
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# this is an access ID from Plaid for a specific user and bank/credit account
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PLAID_ACCESS_ID = os.getenv('PLAID_ACCESS_ID')
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plaid_client = PlaidClient(client_id=os.getenv('PLAID_CLIENT_ID'),
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secret=os.getenv('PLAID_SECRET'),
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public_key=os.getenv('PLAID_PUBLIC_KEY'),
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environment=PLAID_ENV)
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twilio_client = TwilioClient(os.getenv('TWILIO_SID'),
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os.getenv('TWILIO_TOKEN'))
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transaction_ids = set()
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def get_latest_transactions() -> List[dict]:
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"""get 100 most recent transactions"""
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today = datetime.date.today().strftime('%Y-%m-%d')
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return [transaction
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for transaction in plaid_client.Transactions.get(
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PLAID_ACCESS_ID, '1972-01-01', today)['transactions']
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if transaction['transaction_id'] not in transaction_ids]
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def alert(transaction: dict) -> None:
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message = (
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'hey, a transaction hit your account that exceeds '
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f'${ALERT_FOR_TRANSACTIONS_GTE}: '
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f'{transaction["date"]} {transaction["name"]} ${transaction["amount"]}')
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twilio_client.api.account.messages.create(to=MY_CELL,
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from_=MY_TWILIO_NUM,
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body=message)
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def main() -> None:
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while True:
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for transaction in get_latest_transactions():
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transaction_ids.add(transaction['transaction_id'])
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if transaction['amount'] >= ALERT_FOR_TRANSACTIONS_GTE:
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alert(transaction)
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time.sleep(CHECK_FOR_NEW_TRANSACTIONS_EVERY_X_MINUTES * 60)
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if __name__ == "__main__":
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main()
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