def opt_in_app(client, private_key, index):
# declare sender
sender = account.address_from_private_key(private_key)
print("OptIn from account: ", sender)
# get node suggested parameters
params = client.suggested_params()
# comment out the next two (2) lines to use suggested fees
params.flat_fee = True
params.fee = 1000
# create unsigned transaction
txn = transaction.ApplicationOptInTxn(sender, params, index)
# sign transaction
signed_txn = txn.sign(private_key)
tx_id = signed_txn.transaction.get_txid()
# send transaction
client.send_transactions([signed_txn])
# await confirmation
wait_for_confirmation(client, tx_id)
# display results
transaction_response = client.pending_transaction_info(tx_id)
print("OptIn to app-id:", transaction_response['txn']['txn']['apid'])
def opt_escrow_into_manager(escrow_logicsig, manager_app_id,
liquidity_token_asset_id, token1_asset_id,
token2_asset_id):
print("Opting Escrow into Manager contract...")
program = base64.b64decode(escrow_logicsig)
lsig = transaction.LogicSig(program)
args = [
liquidity_token_asset_id.to_bytes(8, 'big'),
token1_asset_id.to_bytes(8, 'big'),
token2_asset_id.to_bytes(8, 'big')
]
txn = transaction.ApplicationOptInTxn(sender=lsig.address(),
sp=algod_client.suggested_params(),
index=manager_app_id,
app_args=args)
lsig_txn = transaction.LogicSigTransaction(txn, lsig)
tx_id = algod_client.send_transaction(lsig_txn)
wait_for_transaction(tx_id)
print(
f"Opted Escrow into Manager contract successfully! Tx ID: https://testnet.algoexplorer.io/tx/{tx_id}"
)
print()
def opt_in_to_app(
client,
user,
user_priv_key,
suggested_params,
app_id,
):
txn = transaction.ApplicationOptInTxn(
user,
suggested_params,
app_id,
)
signed_txn = txn.sign(user_priv_key)
tx_id = client.send_transactions([signed_txn])
return tx_id
def opt_user_into_contract(app_id):
print(f"Opting user into contract with App ID: {app_id}...")
txn = transaction.ApplicationOptInTxn(
sender=TEST_ACCOUNT_ADDRESS,
sp=algod_client.suggested_params(),
index=app_id).sign(TEST_ACCOUNT_PRIVATE_KEY)
tx_id = algod_client.send_transaction(txn)
wait_for_transaction(tx_id)
print(
f"Opted user into contract with App ID: {app_id} successfully! Tx ID: https://testnet.algoexplorer.io/tx/{tx_id}"
)
print()
