send_funds.py

from algosdk import account, mnemonic
from algosdk.transaction import PaymentTxn, wait_for_confirmation
from algosdk.v2client import algod
import random
import base64
import time

def wait_for_confirmation_with_timeout(client, txid, timeout=1000):
    start_time = time.time()

    while True:
        elapsed_time = time.time() - start_time
        if elapsed_time > timeout:
            print(f"Transaction confirmation timed out after {timeout} seconds")
            return None

        # Check the transaction status
        try:
            pending_txn = client.pending_transaction_info(txid)
        except Exception as e:
            print(f"Error fetching pending transaction: {e}")
            return None

        if 'confirmed-round' in pending_txn:
            return pending_txn['confirmed-round']

        time.sleep(1)  # Wait for 1 second before retrying

def send_funds(private_key, to_address, amount, node_address, node_token):
    algod_client = algod.AlgodClient(node_token, node_address)

    public_key = account.address_from_private_key(private_key)
    print(f"Public Key: {public_key}")
    print(f"Receiver's Address: {to_address}")

    account_info = algod_client.account_info(public_key)
    print(f"Sender's balance before transaction: {account_info['amount']} microAlgos")

    params = algod_client.suggested_params()
    print(f"Suggested Params: {params}")

    random_note = random.randint(1, 10000)  # Generating a random integer as the note
    encoded_note = base64.b64encode(str(random_note).encode())

    txn = PaymentTxn(public_key, params, to_address, amount, None, note=encoded_note)
    signed_txn = txn.sign(private_key)

    txid = algod_client.send_transaction(signed_txn)
    print(f"Transaction ID: {txid}")

    try:
        confirmed_round = wait_for_confirmation_with_timeout(algod_client, txid)
        if confirmed_round:
            print(f"Transaction confirmed in round {confirmed_round}")
    except Exception as e:
        print(f"Exception raised: {e}")


def main():
    example_private_key = "UK790krMFIp90Z02KuuLk+g6O5GOnQwSBYyqqMCw/w/z03/UuY2YCWL3xuu8RXC13ybK5QauZ+2hkgh+ZM2y/A=="
    example_to_address = "VGNJEZSWN66IXDE7FC3LFFCPGEP3DGHX5DHBUK662JDTS7OZ2SPF7CVKAI" # "P4IUIPHOHJTWFKMYYKZCBY3B6CVZ5RASWXHSFTJK2UYIGCVOLZ7NUCBJOA"
    example_amount = 2000000000
    example_node_address = "http://192.168.30.2:4100" # "http://192.168.30.5:4100"
    example_node_token = "97361fdc801fe9fd7f2ae87fa4ea5dc8b9b6ce7380c230eaf5494c4cb5d38d61"

    # Call the send_funds function
    send_funds(example_private_key, example_to_address, example_amount, example_node_address, example_node_token)

if __name__ == "__main__":
    main()