429 lines
14 KiB
Python
429 lines
14 KiB
Python
from typing import Optional
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from PyQt5.QtCore import pyqtProperty, pyqtSignal, pyqtSlot, QObject
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from electrum.i18n import _
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from electrum.logging import get_logger
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from electrum.util import format_time, AddTransactionException, TxMinedInfo
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from electrum.transaction import tx_from_any, Transaction
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from electrum.network import Network
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from .qewallet import QEWallet
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from .qetypes import QEAmount
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from .util import QtEventListener, event_listener
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class QETxDetails(QObject, QtEventListener):
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_logger = get_logger(__name__)
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confirmRemoveLocalTx = pyqtSignal([str], arguments=['message'])
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saveTxError = pyqtSignal([str,str], arguments=['code', 'message'])
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saveTxSuccess = pyqtSignal()
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detailsChanged = pyqtSignal()
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def __init__(self, parent=None):
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super().__init__(parent)
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self.register_callbacks()
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self.destroyed.connect(lambda: self.on_destroy())
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self._wallet = None # type: Optional[QEWallet]
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self._txid = ''
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self._rawtx = ''
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self._label = ''
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self._tx = None # type: Optional[Transaction]
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self._status = ''
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self._amount = QEAmount()
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self._lnamount = QEAmount()
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self._fee = QEAmount()
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self._feerate_str = ''
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self._inputs = []
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self._outputs = []
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self._is_lightning_funding_tx = False
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self._can_bump = False
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self._can_dscancel = False
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self._can_broadcast = False
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self._can_cpfp = False
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self._can_save_as_local = False
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self._can_remove = False
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self._can_sign = False
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self._is_unrelated = False
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self._is_complete = False
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self._is_mined = False
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self._is_final = False
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self._mempool_depth = ''
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self._date = ''
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self._timestamp = 0
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self._confirmations = 0
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self._header_hash = ''
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self._short_id = ""
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def on_destroy(self):
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self.unregister_callbacks()
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@event_listener
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def on_event_verified(self, wallet, txid, info):
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if wallet == self._wallet.wallet and txid == self._txid:
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self._logger.debug('verified event for our txid %s' % txid)
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self.update()
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@event_listener
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def on_event_new_transaction(self, wallet, tx):
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if wallet == self._wallet.wallet and tx.txid() == self._txid:
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self._logger.debug('new_transaction event for our txid %s' % self._txid)
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self.update()
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walletChanged = pyqtSignal()
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@pyqtProperty(QEWallet, notify=walletChanged)
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def wallet(self):
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return self._wallet
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@wallet.setter
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def wallet(self, wallet: QEWallet):
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if self._wallet != wallet:
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self._wallet = wallet
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self.walletChanged.emit()
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txidChanged = pyqtSignal()
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@pyqtProperty(str, notify=txidChanged)
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def txid(self):
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return self._txid
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@txid.setter
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def txid(self, txid: str):
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if self._txid != txid:
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self._logger.debug(f'txid set -> {txid}')
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self._txid = txid
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self.txidChanged.emit()
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self.update(from_txid=True)
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@pyqtProperty(str, notify=detailsChanged)
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def rawtx(self):
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return self._rawtx
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@rawtx.setter
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def rawtx(self, rawtx: str):
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if self._rawtx != rawtx:
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self._logger.debug(f'rawtx set -> {rawtx}')
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self._rawtx = rawtx
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if not rawtx:
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return
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try:
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self._tx = tx_from_any(rawtx, deserialize=True)
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self._txid = self._tx.txid()
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self.txidChanged.emit()
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self.update()
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except Exception as e:
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self._tx = None
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self._logger.error(repr(e))
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labelChanged = pyqtSignal()
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@pyqtProperty(str, notify=labelChanged)
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def label(self):
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return self._label
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@pyqtSlot(str)
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def setLabel(self, label: str):
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if label != self._label:
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self._wallet.wallet.set_label(self._txid, label)
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self._label = label
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self.labelChanged.emit()
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@pyqtProperty(str, notify=detailsChanged)
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def status(self):
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return self._status
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@pyqtProperty(QEAmount, notify=detailsChanged)
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def amount(self):
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return self._amount
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@pyqtProperty(QEAmount, notify=detailsChanged)
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def lnAmount(self):
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return self._lnamount
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@pyqtProperty(QEAmount, notify=detailsChanged)
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def fee(self):
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return self._fee
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@pyqtProperty(str, notify=detailsChanged)
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def feeRateStr(self):
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return self._feerate_str
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@pyqtProperty('QVariantList', notify=detailsChanged)
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def inputs(self):
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return self._inputs
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@pyqtProperty('QVariantList', notify=detailsChanged)
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def outputs(self):
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return self._outputs
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@pyqtProperty(bool, notify=detailsChanged)
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def isMined(self):
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return self._is_mined
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@pyqtProperty(str, notify=detailsChanged)
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def mempoolDepth(self):
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return self._mempool_depth
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@pyqtProperty(str, notify=detailsChanged)
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def date(self):
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return self._date
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@pyqtProperty(int, notify=detailsChanged)
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def timestamp(self):
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return self._timestamp
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@pyqtProperty(int, notify=detailsChanged)
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def confirmations(self):
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return self._confirmations
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@pyqtProperty(str, notify=detailsChanged)
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def shortId(self):
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return self._short_id
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@pyqtProperty(str, notify=detailsChanged)
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def headerHash(self):
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return self._header_hash
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@pyqtProperty(bool, notify=detailsChanged)
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def isLightningFundingTx(self):
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return self._is_lightning_funding_tx
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@pyqtProperty(bool, notify=detailsChanged)
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def canBump(self):
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return self._can_bump
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@pyqtProperty(bool, notify=detailsChanged)
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def canCancel(self):
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return self._can_dscancel
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@pyqtProperty(bool, notify=detailsChanged)
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def canBroadcast(self):
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return self._can_broadcast
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@pyqtProperty(bool, notify=detailsChanged)
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def canCpfp(self):
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return self._can_cpfp
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@pyqtProperty(bool, notify=detailsChanged)
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def canSaveAsLocal(self):
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return self._can_save_as_local
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@pyqtProperty(bool, notify=detailsChanged)
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def canRemove(self):
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return self._can_remove
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@pyqtProperty(bool, notify=detailsChanged)
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def canSign(self):
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return self._can_sign
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@pyqtProperty(bool, notify=detailsChanged)
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def isUnrelated(self):
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return self._is_unrelated
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@pyqtProperty(bool, notify=detailsChanged)
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def isComplete(self):
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return self._is_complete
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@pyqtProperty(bool, notify=detailsChanged)
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def isFinal(self):
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return self._is_final
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def update(self, from_txid: bool = False):
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assert self._wallet
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if from_txid:
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self._tx = self._wallet.wallet.db.get_transaction(self._txid)
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assert self._tx is not None
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#self._logger.debug(repr(self._tx.to_json()))
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self._logger.debug('adding info from wallet')
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self._tx.add_info_from_wallet(self._wallet.wallet)
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if not self._tx.is_complete() and self._tx.is_missing_info_from_network():
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Network.run_from_another_thread(
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self._tx.add_info_from_network(self._wallet.wallet.network, timeout=10)) # FIXME is this needed?...
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self._inputs = list(map(lambda x: x.to_json(), self._tx.inputs()))
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self._outputs = list(map(lambda x: {
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'address': x.get_ui_address_str(),
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'value': QEAmount(amount_sat=x.value),
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'is_mine': self._wallet.wallet.is_mine(x.get_ui_address_str()),
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'is_change': self._wallet.wallet.is_change(x.get_ui_address_str()),
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'is_billing': self._wallet.wallet.is_billing_address(x.get_ui_address_str())
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}, self._tx.outputs()))
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txinfo = self._wallet.wallet.get_tx_info(self._tx)
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self._logger.debug(repr(txinfo))
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# can be None if outputs unrelated to wallet seed,
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# e.g. to_local local_force_close commitment CSV-locked p2wsh script
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if txinfo.amount is None:
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self._amount.satsInt = 0
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else:
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self._amount.satsInt = txinfo.amount
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self._status = txinfo.status
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self._fee.satsInt = txinfo.fee
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self._feerate_str = ""
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if txinfo.fee is not None:
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size = self._tx.estimated_size()
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fee_per_kb = txinfo.fee / size * 1000
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self._feerate_str = self._wallet.wallet.config.format_fee_rate(fee_per_kb)
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self._is_mined = False if not txinfo.tx_mined_status else txinfo.tx_mined_status.height > 0
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if self._is_mined:
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self.update_mined_status(txinfo.tx_mined_status)
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elif txinfo.tx_mined_status.height == 0:
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self._mempool_depth = self._wallet.wallet.config.depth_tooltip(txinfo.mempool_depth_bytes)
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if self._wallet.wallet.lnworker:
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lnworker_history = self._wallet.wallet.lnworker.get_onchain_history()
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if self._txid in lnworker_history:
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item = lnworker_history[self._txid]
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self._lnamount.satsInt = int(item['amount_msat'] / 1000)
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else:
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self._lnamount.satsInt = 0
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self._is_complete = self._tx.is_complete()
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self._is_final = self._tx.is_final()
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self._is_unrelated = txinfo.amount is None and self._lnamount.isEmpty
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self._is_lightning_funding_tx = txinfo.is_lightning_funding_tx
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self._can_broadcast = txinfo.can_broadcast
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self._can_bump = txinfo.can_bump and not txinfo.can_remove
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self._can_dscancel = txinfo.can_dscancel and not txinfo.can_remove
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self._can_cpfp = txinfo.can_cpfp and not txinfo.can_remove
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self._can_save_as_local = txinfo.can_save_as_local and not txinfo.can_remove
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self._can_remove = txinfo.can_remove
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self._can_sign = not self._is_complete and self._wallet.wallet.can_sign(self._tx)
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self.detailsChanged.emit()
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if self._label != txinfo.label:
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self._label = txinfo.label
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self.labelChanged.emit()
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def update_mined_status(self, tx_mined_info: TxMinedInfo):
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self._mempool_depth = ''
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self._date = format_time(tx_mined_info.timestamp)
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self._timestamp = tx_mined_info.timestamp
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self._confirmations = tx_mined_info.conf
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self._header_hash = tx_mined_info.header_hash
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self._short_id = tx_mined_info.short_id() or ""
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@pyqtSlot()
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def signAndBroadcast(self):
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self._sign(broadcast=True)
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@pyqtSlot()
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def sign(self):
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self._sign(broadcast=False)
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def _sign(self, broadcast):
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# TODO: connecting/disconnecting signal handlers here is hmm
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try:
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if broadcast:
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self._wallet.broadcastSucceeded.disconnect(self.onBroadcastSucceeded)
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self._wallet.broadcastFailed.disconnect(self.onBroadcastFailed)
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except Exception:
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pass
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if broadcast:
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self._wallet.broadcastSucceeded.connect(self.onBroadcastSucceeded)
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self._wallet.broadcastFailed.connect(self.onBroadcastFailed)
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self._wallet.sign(self._tx, broadcast=broadcast, on_success=self.on_signed_tx)
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# side-effect: signing updates self._tx
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# we rely on this for broadcast
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def on_signed_tx(self, tx: Transaction):
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self._logger.debug('on_signed_tx')
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self.update()
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@pyqtSlot()
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def broadcast(self):
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assert self._tx.is_complete()
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try:
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self._wallet.broadcastFailed.disconnect(self.onBroadcastFailed)
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except Exception:
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pass
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self._wallet.broadcastFailed.connect(self.onBroadcastFailed)
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self._can_broadcast = False
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self.detailsChanged.emit()
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self._wallet.broadcast(self._tx)
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@pyqtSlot(str)
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def onBroadcastSucceeded(self, txid):
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if txid != self._txid:
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return
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self._logger.debug('onBroadcastSucceeded')
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try:
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self._wallet.broadcastSucceeded.disconnect(self.onBroadcastSucceeded)
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except Exception:
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pass
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self._can_broadcast = False
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self.detailsChanged.emit()
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@pyqtSlot(str,str,str)
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def onBroadcastFailed(self, txid, code, reason):
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if txid != self._txid:
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return
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try:
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self._wallet.broadcastFailed.disconnect(self.onBroadcastFailed)
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except Exception:
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pass
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self._can_broadcast = True
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self.detailsChanged.emit()
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@pyqtSlot()
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@pyqtSlot(bool)
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def removeLocalTx(self, confirm = False):
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assert self._can_remove
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txid = self._txid
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if not confirm:
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num_child_txs = len(self._wallet.wallet.adb.get_depending_transactions(txid))
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question = _("Are you sure you want to remove this transaction?")
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if num_child_txs > 0:
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question = (
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_("Are you sure you want to remove this transaction and {} child transactions?")
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.format(num_child_txs))
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self.confirmRemoveLocalTx.emit(question)
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return
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self._wallet.wallet.adb.remove_transaction(txid)
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self._wallet.wallet.save_db()
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# NOTE: from here, the tx/txid is unknown and all properties are invalid.
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# UI should close TxDetails and avoid interacting with this qetxdetails instance.
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self._txid = None
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self._tx = None
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@pyqtSlot()
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def save(self):
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if not self._tx:
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return
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if self._wallet.save_tx(self._tx):
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self._can_save_as_local = False
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self._can_remove = True
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self.detailsChanged.emit()
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@pyqtSlot(result='QVariantList')
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def getSerializedTx(self):
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txqr = self._tx.to_qr_data()
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return [str(self._tx), txqr[0], txqr[1]]
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