def _get_outputs_interactive():
outputs = []
while True:
echo()
address = prompt("Output address (for non-change output)", default="")
if address:
address_n = None
script_type = messages.OutputScriptType.PAYTOADDRESS
else:
address = None
address_n = prompt("BIP-32 path (for change output)",
type=tools.parse_path,
default="")
if not address_n:
break
script_type = prompt(
"Output type",
type=ChoiceType(OUTPUT_SCRIPTS),
default=_default_script_type(address_n, OUTPUT_SCRIPTS),
)
if isinstance(script_type, str):
script_type = OUTPUT_SCRIPTS[script_type]
amount = prompt("Amount to spend (satoshis)", type=int)
outputs.append(
messages.TxOutputType(
address_n=address_n,
address=address,
amount=amount,
script_type=script_type,
))
return outputs
def _get_inputs_interactive(blockbook_url):
inputs = []
txes = {}
while True:
echo()
prev = prompt("Previous output to spend (txid:vout)",
type=parse_vin,
default="")
if not prev:
break
prev_hash, prev_index = prev
address_n = prompt("BIP-32 path to derive the key",
type=tools.parse_path)
txhash = prev_hash.hex()
tx_url = blockbook_url + txhash
r = requests.get(tx_url)
if not r.ok:
raise click.ClickException(f"Failed to fetch URL: {tx_url}")
tx_json = r.json(parse_float=decimal.Decimal)
if "error" in tx_json:
raise click.ClickException(f"Transaction not found: {txhash}")
tx = btc.from_json(tx_json)
txes[txhash] = tx
amount = tx.bin_outputs[prev_index].amount
echo("Input amount: {}".format(amount))
sequence = prompt(
"Sequence Number to use (RBF opt-in enabled by default)",
type=int,
default=0xFFFFFFFD,
)
script_type = prompt(
"Input type",
type=ChoiceType(INPUT_SCRIPTS),
default=_default_script_type(address_n, INPUT_SCRIPTS),
)
if isinstance(script_type, str):
script_type = INPUT_SCRIPTS[script_type]
new_input = messages.TxInputType(
address_n=address_n,
prev_hash=prev_hash,
prev_index=prev_index,
amount=amount,
script_type=script_type,
sequence=sequence,
)
inputs.append(new_input)
return inputs, txes
def _get_inputs_interactive(coin_data, txapi):
inputs = []
txes = {}
while True:
echo()
prev = prompt(
"Previous output to spend (txid:vout)", type=parse_vin, default=""
)
if not prev:
break
prev_hash, prev_index = prev
address_n = prompt("BIP-32 path to derive the key", type=tools.parse_path)
try:
tx = txapi[prev_hash]
txes[prev_hash] = tx
amount = tx.bin_outputs[prev_index].amount
echo("Prefilling input amount: {}".format(amount))
except Exception as e:
print(e)
echo("Failed to fetch transation. This might bite you later.")
amount = prompt("Input amount (satoshis)", type=int, default=0)
sequence = prompt(
"Sequence Number to use (RBF opt-in enabled by default)",
type=int,
default=0xFFFFFFFD,
)
script_type = prompt(
"Input type",
type=ChoiceType(INPUT_SCRIPTS),
default=_default_script_type(address_n, INPUT_SCRIPTS),
)
if isinstance(script_type, str):
script_type = INPUT_SCRIPTS[script_type]
new_input = messages.TxInputType(
address_n=address_n,
prev_hash=prev_hash,
prev_index=prev_index,
amount=amount,
script_type=script_type,
sequence=sequence,
)
if coin_data["bip115"]:
prev_output = txapi.get_tx(prev_hash.hex()).bin_outputs[prev_index]
new_input.prev_block_hash_bip115 = prev_output.block_hash
new_input.prev_block_height_bip115 = prev_output.block_height
inputs.append(new_input)
return inputs, txes
def _get_inputs_interactive(
blockbook_url: str,
) -> Tuple[List[messages.TxInputType], Dict[str, messages.TransactionType]]:
inputs: List[messages.TxInputType] = []
txes: Dict[str, messages.TransactionType] = {}
while True:
echo()
prev = prompt("Previous output to spend (txid:vout)",
type=parse_vin,
default="")
if not prev:
break
prev_hash, prev_index = prev
txhash = prev_hash.hex()
tx_url = blockbook_url + txhash
r = SESSION.get(tx_url)
if not r.ok:
raise click.ClickException(f"Failed to fetch URL: {tx_url}")
tx_json = r.json(parse_float=decimal.Decimal)
if "error" in tx_json:
raise click.ClickException(f"Transaction not found: {txhash}")
tx = btc.from_json(tx_json)
txes[txhash] = tx
try:
from_address = tx_json["vout"][prev_index]["scriptPubKey"][
"address"]
echo(f"From address: {from_address}")
except Exception:
pass
amount = tx.bin_outputs[prev_index].amount
echo(f"Input amount: {amount}")
address_n = prompt("BIP-32 path to derive the key",
type=tools.parse_path)
reported_type = tx_json["vout"][prev_index]["scriptPubKey"].get("type")
if reported_type in BITCOIN_CORE_INPUT_TYPES:
script_type = BITCOIN_CORE_INPUT_TYPES[reported_type]
click.echo(f"Script type: {script_type.name}")
else:
script_type = prompt(
"Input type",
type=ChoiceType(INPUT_SCRIPTS),
default=_default_script_type(address_n, INPUT_SCRIPTS),
)
if isinstance(script_type, str):
script_type = INPUT_SCRIPTS[script_type]
sequence = prompt(
"Sequence Number to use (RBF opt-in enabled by default)",
type=int,
default=0xFFFFFFFD,
)
new_input = messages.TxInputType(
address_n=address_n,
prev_hash=prev_hash,
prev_index=prev_index,
amount=amount,
script_type=script_type,
sequence=sequence,
)
inputs.append(new_input)
return inputs, txes