mirror of
https://github.com/trezor/trezor-firmware.git
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60 lines
2.0 KiB
Python
60 lines
2.0 KiB
Python
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from trezor import wire, ui
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from trezor.utils import unimport, chunks
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from trezor.messages import ButtonRequestType
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from trezor.ui.text import Text
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from apps.common.confirm import *
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from . import networks
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@unimport
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async def confirm_tx(ctx, to, value, chain_id, token=None):
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content = Text('Confirm transaction', ui.ICON_RESET,
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ui.BOLD, format_amount(value, token, chain_id),
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ui.NORMAL, 'to',
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ui.MONO, *split_address(to)) # todo no addres shown, why?
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return await confirm(ctx, content, ButtonRequestType.ConfirmOutput)
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@unimport
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async def confirm_fee(ctx, spending, fee, chain_id, token=None):
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content = Text('Confirm transaction', ui.ICON_RESET,
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'Sending: %s' % format_amount(spending, token, chain_id),
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'Fee: %s' % format_amount(fee, token, chain_id))
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return await hold_to_confirm(ctx, content, ButtonRequestType.SignTx)
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@unimport
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async def confirm_data(ctx, data, data_total):
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content = Text('Confirm data', ui.ICON_RESET,
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ui.MONO, data[:16], # todo nothing displayed?
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'of total: ', data_total)
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return await confirm(ctx, content, ButtonRequestType.ConfirmOutput)
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@unimport
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async def confirm_fee(ctx, value, gas_price, gas_limit, token):
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content = Text('Confirm fee', ui.ICON_RESET,
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'price:', ui.MONO, gas_price, # todo wording
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'limit:', ui.MONO, gas_limit,
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'value: ', value)
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return await confirm(ctx, content, ButtonRequestType.ConfirmOutput)
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def split_address(address):
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return chunks(address, 17)
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def format_amount(value, token, chain_id):
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value = int.from_bytes(value, 'little')
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if token:
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suffix = token.ticker
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decimals = token.decimals
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elif value < 1e18:
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suffix = 'Wei'
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decimals = 0
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else:
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decimals = 18
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suffix = networks.suffix_by_chain_id(chain_id)
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return '%s %s' % (value // 10 ** decimals, suffix)
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