async def confirm_output(
ctx: wire.Context, output: TxOutput, coin: CoinInfo, amount_unit: EnumTypeAmountUnit
) -> None:
if output.script_type == OutputScriptType.PAYTOOPRETURN:
data = output.op_return_data
assert data is not None
if omni.is_valid(data):
# OMNI transaction
layout: LayoutType = layouts.confirm_metadata(
ctx,
"omni_transaction",
"OMNI transaction",
omni.parse(data),
br_code=ButtonRequestType.ConfirmOutput,
)
else:
# generic OP_RETURN
layout = layouts.confirm_hex(
ctx,
"op_return",
"OP_RETURN",
hexlify(data).decode(),
ButtonRequestType.ConfirmOutput,
)
else:
assert output.address is not None
address_short = addresses.address_short(coin, output.address)
layout = layouts.confirm_output(
ctx, address_short, format_coin_amount(output.amount, coin, amount_unit)
)
await require(layout)
async def confirm_nondefault_locktime(
ctx: wire.Context, lock_time: int, lock_time_disabled: bool
) -> None:
if lock_time_disabled:
title = "Warning"
text = "Locktime is set but will\nhave no effect.\n"
param: Optional[str] = None
elif lock_time < _LOCKTIME_TIMESTAMP_MIN_VALUE:
title = "Confirm locktime"
text = "Locktime for this\ntransaction is set to\nblockheight:\n{}"
param = str(lock_time)
else:
title = "Confirm locktime"
text = "Locktime for this\ntransaction is set to\ntimestamp:\n{}"
param = str(lock_time)
await require(
layouts.confirm_metadata(
ctx,
"nondefault_locktime",
title,
text,
param,
br_code=ButtonRequestType.SignTx,
)
)
async def confirm_change_count_over_threshold(
ctx: wire.Context, change_count: int
) -> None:
await require(
layouts.confirm_metadata(
ctx,
"change_count_over_threshold",
"Warning",
"There are {}\nchange-outputs.\n",
str(change_count),
ButtonRequestType.SignTx,
)
)
async def confirm_feeoverthreshold(
ctx: wire.Context, fee: int, coin: CoinInfo, amount_unit: EnumTypeAmountUnit
) -> None:
fee_amount = format_coin_amount(fee, coin, amount_unit)
await require(
layouts.confirm_metadata(
ctx,
"fee_over_threshold",
"High fee",
"The fee of\n{}is unexpectedly high.",
fee_amount,
ButtonRequestType.FeeOverThreshold,
)
)
async def confirm_output(ctx: wire.Context, output: TxOutput, coin: CoinInfo,
amount_unit: AmountUnit) -> None:
if output.script_type == OutputScriptType.PAYTOOPRETURN:
data = output.op_return_data
assert data is not None
if omni.is_valid(data):
# OMNI transaction
layout: LayoutType = layouts.confirm_metadata(
ctx,
"omni_transaction",
"OMNI transaction",
omni.parse(data),
br_code=ButtonRequestType.ConfirmOutput,
)
else:
# generic OP_RETURN
layout = layouts.confirm_blob(
ctx,
"op_return",
title="OP_RETURN",
data=data,
br_code=ButtonRequestType.ConfirmOutput,
)
else:
assert output.address is not None
address_short = addresses.address_short(coin, output.address)
if output.payment_req_index is not None:
title = "Confirm details"
icon = ui.ICON_CONFIRM
else:
title = "Confirm sending"
icon = ui.ICON_SEND
layout = layouts.confirm_output(
ctx,
address_short,
format_coin_amount(output.amount, coin, amount_unit),
title=title,
icon=icon,
)
await layout