It is necessary to add functionality for a project on fastapi (python) for generating and sending transactions in TON using pytoniq.
Project: Users submit requests for withdrawal in TON with a record in the database. These requests are executed after 21 days.
Workflow:
After new funds appear (or on a schedule), a worker checks the balance of the TON wallet (of the project). If the balance is sufficient for one or several pending requests, it selects a request from the queue (most likely a separate worker). Process requests sequentially (using a queue) – check the balance, send transactions via pytoniq, update statuses in the database.

For processing each request:

Checks that the wallet balance exceeds the transfer amount plus the fee.
Forms a transaction to transfer TON to the specified address.
Upon successful sending, updates the request status in the database (for example, to completed), and in case of an error – changes the status to failed, and after new funds appear (or on a schedule) tries again.

If the balance is below the required amount for the next payment, repeat the check at the specified interval.

Project status: there is currently a working Telegram bot where users can make payments and submit withdrawal requests. You need to add the logic for processing these withdrawals and make the transfer in TON to the user's address.

Proposals 4

Andrey K.

1 292 1

Budget: 10000 UAH Deadline: 7 days

Hello. I have experience with FastAPI/Python. I am ready for collaboration.

Denis B.

Winning proposal

2 1

Projects -
Rating -
Rating 549

Budget: 4500 UAH Deadline: 5 days

Good day
I am ready to take on the improvement of the TON output functionality through FastAPI and pytoniq. I have experience working with FastAPI, asynchronous queues (Celery, Redis Queue), as well as integration with cryptocurrency APIs, so I will be able to implement the transaction processing logic correctly.

The list does not show proposals concealed by the client or freelancer with a Plus profile, as well as proposals violating rules

Ihor Kovalev
Kyiv, Ukraine

Projects 1
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Rating 126

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