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Merge pull request #6968 from HardCorePawn/issue6664

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Added fiat fee estimate to Advanced Preview
This commit is contained in:
ghost43
2021-02-27 08:31:17 +00:00
committed by GitHub
parent f9f49daad7 fc3009918c
commit 0ce6adffcc
2 changed files with 55 additions and 12 deletions
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24
electrum/gui/qt/main_window.py
View File

@@ -873,18 +873,28 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, Logger):
self.payto_e.resolve()
self.notify_transactions()
def format_amount(self, x, is_diff=False, whitespaces=False):
# x is in sats
return self.config.format_amount(x, is_diff=is_diff, whitespaces=whitespaces)
def format_amount(self, amount_sat, is_diff=False, whitespaces=False) -> str:
"""Formats amount as string, converting to desired unit.
E.g. 500_000 -> '0.005'
"""
return self.config.format_amount(amount_sat, is_diff=is_diff, whitespaces=whitespaces)
def format_amount_and_units(self, amount):
# amount is in sats
text = self.config.format_amount_and_units(amount)
x = self.fx.format_amount_and_units(amount) if self.fx else None
def format_amount_and_units(self, amount_sat) -> str:
"""Returns string with both bitcoin and fiat amounts, in desired units.
E.g. 500_000 -> '0.005 BTC (191.42 EUR)'
"""
text = self.config.format_amount_and_units(amount_sat)
x = self.fx.format_amount_and_units(amount_sat) if self.fx else None
if text and x:
text += ' (%s)'%x
return text
def format_fiat_and_units(self, amount_sat) -> str:
"""Returns string of FX fiat amount, in desired units.
E.g. 500_000 -> '191.42 EUR'
"""
return self.fx.format_amount_and_units(amount_sat) if self.fx else ''
def format_fee_rate(self, fee_rate):
return self.config.format_fee_rate(fee_rate)

43
electrum/gui/qt/transaction_dialog.py
View File

@@ -68,6 +68,9 @@ class TxSizeLabel(QLabel):
def setAmount(self, byte_size):
self.setText(('x %s bytes =' % byte_size) if byte_size else '')
class TxFiatLabel(QLabel):
def setAmount(self, fiat_fee):
self.setText(('≈ %s' % fiat_fee) if fiat_fee else '')
class QTextEditWithDefaultSize(QTextEdit):
def sizeHint(self):
@@ -429,12 +432,18 @@ class BaseTxDialog(QDialog, MessageBoxMixin):
desc = self.desc
base_unit = self.main_window.base_unit()
format_amount = self.main_window.format_amount
format_fiat_and_units = self.main_window.format_fiat_and_units
tx_details = self.wallet.get_tx_info(self.tx)
tx_mined_status = tx_details.tx_mined_status
exp_n = tx_details.mempool_depth_bytes
amount, fee = tx_details.amount, tx_details.fee
size = self.tx.estimated_size()
txid = self.tx.txid()
fx = self.main_window.fx
tx_item_fiat = None
if (self.finalized # ensures we don't use historical rates for tx being constructed *now*
and txid is not None and fx.is_enabled() and amount is not None):
tx_item_fiat = self.wallet.get_tx_item_fiat(txid, abs(amount), fx, fee)
lnworker_history = self.wallet.lnworker.get_onchain_history() if self.wallet.lnworker else {}
if txid in lnworker_history:
item = lnworker_history[txid]
@@ -491,16 +500,31 @@ class BaseTxDialog(QDialog, MessageBoxMixin):
amount_str = _("Transaction unrelated to your wallet")
elif amount is None:
amount_str = ''
elif amount > 0:
amount_str = _("Amount received:") + ' %s'% format_amount(amount) + ' ' + base_unit
else:
amount_str = _("Amount sent:") + ' %s'% format_amount(-amount) + ' ' + base_unit
if amount > 0:
amount_str = _("Amount received:") + ' %s'% format_amount(amount) + ' ' + base_unit
else:
amount_str = _("Amount sent:") + ' %s' % format_amount(-amount) + ' ' + base_unit
if fx.is_enabled():
if tx_item_fiat:
amount_str += ' (%s)' % tx_item_fiat['fiat_value'].to_ui_string()
else:
amount_str += ' (%s)' % format_fiat_and_units(abs(amount))
if amount_str:
self.amount_label.setText(amount_str)
else:
self.amount_label.hide()
size_str = _("Size:") + ' %d bytes'% size
fee_str = _("Fee") + ': %s' % (format_amount(fee) + ' ' + base_unit if fee is not None else _('unknown'))
if fee is None:
fee_str = _("Fee") + ': ' + _("unknown")
else:
fee_str = _("Fee") + f': {format_amount(fee)} {base_unit}'
if fx.is_enabled():
if tx_item_fiat:
fiat_fee_str = tx_item_fiat['fiat_fee'].to_ui_string()
else:
fiat_fee_str = format_fiat_and_units(fee)
fee_str += f' ({fiat_fee_str})'
if fee is not None:
fee_rate = Decimal(fee) / size # sat/byte
fee_str += ' ( %s ) ' % self.main_window.format_fee_rate(fee_rate * 1000)
@@ -529,7 +553,8 @@ class BaseTxDialog(QDialog, MessageBoxMixin):
ln_amount_str = ''
elif ln_amount > 0:
ln_amount_str = _('Amount received in channels') + ': ' + format_amount(ln_amount) + ' ' + base_unit
elif ln_amount < 0:
else:
assert ln_amount < 0, f"{ln_amount!r}"
ln_amount_str = _('Amount withdrawn from channels') + ': ' + format_amount(-ln_amount) + ' ' + base_unit
if ln_amount_str:
self.ln_amount_label.setText(ln_amount_str)
@@ -783,6 +808,11 @@ class PreviewTxDialog(BaseTxDialog, TxEditor):
self.size_e.setAmount(0)
self.size_e.setStyleSheet(ColorScheme.DEFAULT.as_stylesheet())
self.fiat_fee_label = TxFiatLabel()
self.fiat_fee_label.setAlignment(Qt.AlignCenter)
self.fiat_fee_label.setAmount(0)
self.fiat_fee_label.setStyleSheet(ColorScheme.DEFAULT.as_stylesheet())
self.feerate_e = FeerateEdit(lambda: 0)
self.feerate_e.setAmount(self.config.fee_per_byte())
self.feerate_e.textEdited.connect(partial(self.on_fee_or_feerate, self.feerate_e, False))
@@ -823,6 +853,7 @@ class PreviewTxDialog(BaseTxDialog, TxEditor):
grid.addWidget(self.size_e, 0, 2)
grid.addWidget(self.fee_e, 0, 3)
grid.addWidget(self.feerounding_icon, 0, 4)
grid.addWidget(self.fiat_fee_label, 0, 5)
grid.addWidget(self.fee_slider, 1, 1)
grid.addWidget(self.fee_combo, 1, 2)
hbox.addLayout(grid)
@@ -916,6 +947,8 @@ class PreviewTxDialog(BaseTxDialog, TxEditor):
fee = tx.get_fee()
self.size_e.setAmount(size)
fiat_fee = self.main_window.format_fiat_and_units(fee)
self.fiat_fee_label.setAmount(fiat_fee)
# Displayed fee/fee_rate values are set according to user input.
# Due to rounding or dropping dust in CoinChooser,