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269 lines
7.8 KiB
269 lines
7.8 KiB
from micropython import const
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from typing import TYPE_CHECKING
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from ubinascii import hexlify
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from trezor import ui, utils, wire
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from trezor.enums import AmountUnit, ButtonRequestType, OutputScriptType
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from trezor.strings import format_amount, format_timestamp
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from trezor.ui import layouts
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from .. import addresses
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from . import omni
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if not utils.BITCOIN_ONLY:
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from trezor.ui.layouts import altcoin
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if TYPE_CHECKING:
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from typing import Any
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from trezor.messages import TxAckPaymentRequest, TxOutput
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from trezor.ui.layouts import LayoutType
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from apps.common.coininfo import CoinInfo
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_LOCKTIME_TIMESTAMP_MIN_VALUE = const(500_000_000)
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def format_coin_amount(amount: int, coin: CoinInfo, amount_unit: AmountUnit) -> str:
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decimals, shortcut = coin.decimals, coin.coin_shortcut
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if amount_unit == AmountUnit.SATOSHI:
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decimals = 0
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shortcut = "sat " + shortcut
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elif amount_unit == AmountUnit.MICROBITCOIN and decimals >= 6:
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decimals -= 6
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shortcut = "u" + shortcut
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elif amount_unit == AmountUnit.MILLIBITCOIN and decimals >= 3:
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decimals -= 3
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shortcut = "m" + shortcut
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# we don't need to do anything for AmountUnit.BITCOIN
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return f"{format_amount(amount, decimals)} {shortcut}"
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async def confirm_output(
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ctx: wire.Context, output: TxOutput, coin: CoinInfo, amount_unit: AmountUnit
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) -> None:
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if output.script_type == OutputScriptType.PAYTOOPRETURN:
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data = output.op_return_data
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assert data is not None
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if omni.is_valid(data):
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# OMNI transaction
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layout: LayoutType = layouts.confirm_metadata(
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ctx,
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"omni_transaction",
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"OMNI transaction",
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omni.parse(data),
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br_code=ButtonRequestType.ConfirmOutput,
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)
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else:
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# generic OP_RETURN
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layout = layouts.confirm_blob(
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ctx,
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"op_return",
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title="OP_RETURN",
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data=data,
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br_code=ButtonRequestType.ConfirmOutput,
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)
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else:
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assert output.address is not None
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address_short = addresses.address_short(coin, output.address)
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if output.payment_req_index is not None:
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title = "Confirm details"
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icon = ui.ICON_CONFIRM
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else:
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title = "Confirm sending"
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icon = ui.ICON_SEND
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layout = layouts.confirm_output(
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ctx,
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address_short,
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format_coin_amount(output.amount, coin, amount_unit),
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title=title,
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icon=icon,
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)
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await layout
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async def confirm_decred_sstx_submission(
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ctx: wire.Context, output: TxOutput, coin: CoinInfo, amount_unit: AmountUnit
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) -> None:
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assert output.address is not None
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address_short = addresses.address_short(coin, output.address)
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await altcoin.confirm_decred_sstx_submission(
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ctx, address_short, format_coin_amount(output.amount, coin, amount_unit)
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)
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async def confirm_payment_request(
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ctx: wire.Context,
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msg: TxAckPaymentRequest,
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coin: CoinInfo,
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amount_unit: AmountUnit,
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) -> Any:
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memo_texts = []
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for m in msg.memos:
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if m.text_memo is not None:
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memo_texts.append(m.text_memo.text)
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elif m.refund_memo is not None:
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pass
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elif m.coin_purchase_memo is not None:
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memo_texts.append(f"Buying {m.coin_purchase_memo.amount}.")
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else:
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raise wire.DataError("Unrecognized memo type in payment request memo.")
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assert msg.amount is not None
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return await layouts.confirm_payment_request(
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ctx,
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msg.recipient_name,
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format_coin_amount(msg.amount, coin, amount_unit),
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memo_texts,
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)
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async def confirm_replacement(ctx: wire.Context, description: str, txid: bytes) -> None:
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await layouts.confirm_replacement(
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ctx,
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description,
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hexlify(txid).decode(),
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)
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async def confirm_modify_output(
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ctx: wire.Context,
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txo: TxOutput,
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orig_txo: TxOutput,
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coin: CoinInfo,
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amount_unit: AmountUnit,
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) -> None:
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assert txo.address is not None
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address_short = addresses.address_short(coin, txo.address)
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amount_change = txo.amount - orig_txo.amount
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await layouts.confirm_modify_output(
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ctx,
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address_short,
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amount_change,
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format_coin_amount(abs(amount_change), coin, amount_unit),
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format_coin_amount(txo.amount, coin, amount_unit),
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)
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async def confirm_modify_fee(
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ctx: wire.Context,
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user_fee_change: int,
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total_fee_new: int,
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coin: CoinInfo,
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amount_unit: AmountUnit,
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) -> None:
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await layouts.confirm_modify_fee(
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ctx,
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user_fee_change,
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format_coin_amount(abs(user_fee_change), coin, amount_unit),
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format_coin_amount(total_fee_new, coin, amount_unit),
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)
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async def confirm_joint_total(
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ctx: wire.Context,
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spending: int,
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total: int,
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coin: CoinInfo,
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amount_unit: AmountUnit,
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) -> None:
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await layouts.confirm_joint_total(
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ctx,
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spending_amount=format_coin_amount(spending, coin, amount_unit),
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total_amount=format_coin_amount(total, coin, amount_unit),
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)
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async def confirm_total(
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ctx: wire.Context,
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spending: int,
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fee: int,
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fee_rate: float,
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coin: CoinInfo,
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amount_unit: AmountUnit,
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) -> None:
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fee_rate_str: str | None = None
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if fee_rate >= 0:
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# Use format_amount to get correct thousands separator -- micropython's built-in
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# formatting doesn't add thousands sep to floating point numbers.
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# We multiply by 10 to get a fixed-point integer with one decimal place,
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# and add 0.5 to round to the nearest integer.
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fee_rate_formatted = format_amount(int(fee_rate * 10 + 0.5), 1)
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fee_rate_str = f"({fee_rate_formatted} sat/{'v' if coin.segwit else ''}B)"
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await layouts.confirm_total(
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ctx,
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total_amount=format_coin_amount(spending, coin, amount_unit),
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fee_amount=format_coin_amount(fee, coin, amount_unit),
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fee_rate_amount=fee_rate_str,
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)
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async def confirm_feeoverthreshold(
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ctx: wire.Context, fee: int, coin: CoinInfo, amount_unit: AmountUnit
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) -> None:
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fee_amount = format_coin_amount(fee, coin, amount_unit)
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await layouts.confirm_metadata(
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ctx,
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"fee_over_threshold",
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"High fee",
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"The fee of\n{}is unexpectedly high.",
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fee_amount,
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ButtonRequestType.FeeOverThreshold,
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)
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async def confirm_change_count_over_threshold(
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ctx: wire.Context, change_count: int
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) -> None:
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await layouts.confirm_metadata(
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ctx,
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"change_count_over_threshold",
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"Warning",
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"There are {}\nchange-outputs.\n",
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str(change_count),
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ButtonRequestType.SignTx,
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)
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async def confirm_unverified_external_input(ctx: wire.Context) -> None:
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await layouts.confirm_metadata(
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ctx,
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"unverified_external_input",
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"Warning",
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"The transaction contains unverified external inputs.",
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br_code=ButtonRequestType.SignTx,
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)
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async def confirm_nondefault_locktime(
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ctx: wire.Context, lock_time: int, lock_time_disabled: bool
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) -> None:
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if lock_time_disabled:
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title = "Warning"
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text = "Locktime is set but will\nhave no effect.\n"
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param: str | None = None
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elif lock_time < _LOCKTIME_TIMESTAMP_MIN_VALUE:
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title = "Confirm locktime"
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text = "Locktime for this\ntransaction is set to\nblockheight:\n{}"
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param = str(lock_time)
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else:
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title = "Confirm locktime"
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text = "Locktime for this\ntransaction is set to:\n{}"
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param = format_timestamp(lock_time)
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await layouts.confirm_metadata(
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ctx,
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"nondefault_locktime",
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title,
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text,
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param,
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br_code=ButtonRequestType.SignTx,
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)
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