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bohd4nx
53 lines
1.7 KiB
Python
53 lines
1.7 KiB
Python
import logging
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from tonutils.clients import ToncenterClient
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from tonutils.contracts.wallet import WalletV5R1
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from app.core import config
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from app.core.exceptions import TransactionError, WalletError
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from app.utils.decoder import clean_decode
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logger = logging.getLogger(__name__)
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async def process_transaction(transaction_data: dict) -> str:
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logger.debug("transaction_data: %s", transaction_data)
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if "transaction" not in transaction_data or "messages" not in transaction_data["transaction"]:
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raise TransactionError(
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"Fragment returned an invalid transaction payload. "
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"The API response is missing expected 'transaction.messages' data."
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)
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client = ToncenterClient(api_key=config.API_KEY)
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wallet, _, _, _ = WalletV5R1.from_mnemonic(client=client, mnemonic=config.SEED)
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# Check balance before broadcasting
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try:
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await wallet.refresh()
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balance_ton = wallet.balance / 1_000_000_000
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if balance_ton < 0.056:
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raise WalletError(
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f"TON wallet balance is too low: {balance_ton:.2f} TON. "
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"Minimum required is 0.056 TON."
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)
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except WalletError:
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raise
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except Exception as exc:
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raise WalletError(f"Wallet balance check failed: {exc}") from exc
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try:
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message = transaction_data["transaction"]["messages"][0]
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payload = clean_decode(message["payload"])
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return await wallet.transfer(
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destination=message["address"],
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amount=int(message["amount"]) / 1_000_000_000,
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body=payload,
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)
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except (WalletError, TransactionError):
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raise
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except Exception as exc:
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raise TransactionError(f"Transaction broadcast failed: {exc}") from exc
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