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124 lines
4.5 KiB
124 lines
4.5 KiB
# -*- coding: utf-8 -*-
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import binascii, base64
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from PyQt5 import QtCore, QtWidgets
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from collections import OrderedDict
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import logging
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import traceback
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# https://api.lightning.community/#listchannels
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mapping = {0: "chan_id"}
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revMapp = {"chan_id": 0}
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datatable = OrderedDict([])
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class MyTableRow(QtWidgets.QTreeWidgetItem):
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def __init__(self, di):
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strs = [str(di[mapping[key]]) for key in range(len(mapping))]
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super(MyTableRow, self).__init__(strs)
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assert isinstance(di, dict)
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self.di = di
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def __getitem__(self, idx):
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return self.di[idx]
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def __setitem__(self, idx, val):
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self.di[idx] = val
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try:
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self.setData(revMapp[idx], QtCore.Qt.DisplayRole, '{0}'.format(val))
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except KeyError:
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logging.warning("Lightning Channel field %s unknown", idx)
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def __str__(self):
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return str(self.di)
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def addChannelRow(new):
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made = MyTableRow(new)
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datatable[new["chan_id"]] = made
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datatable.move_to_end(new["chan_id"], last=False)
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return made
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class LightningChannelsList(QtWidgets.QWidget):
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update_rows = QtCore.pyqtSignal(dict)
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update_single_row = QtCore.pyqtSignal(dict)
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def open_channel(self, nodeIdInput, local_amt_inp, push_amt_inp, password):
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node_id = str(nodeIdInput.text())
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print("creating channel with {}".format(node_id))
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local_amt = int(local_amt_inp.text())
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push_amt = int(push_amt_inp.text())
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assert local_amt >= 200000
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assert local_amt >= push_amt
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obj = self.lnworker.open_channel_from_other_thread(node_id, local_amt, push_amt, self.update_rows.emit, password)
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@QtCore.pyqtSlot(dict)
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def do_update_single_row(self, new):
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try:
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obj = datatable[new["chan_id"]]
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except KeyError:
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print("lightning chan_id {} unknown!".format(new["chan_id"]))
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else:
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for k, v in new.items():
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try:
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if obj[k] != v: obj[k] = v
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except KeyError:
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obj[k] = v
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def create_menu(self, position):
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menu = QtWidgets.QMenu()
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cur = self._tv.currentItem()
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def close():
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print("closechannel result", lnworker.close_channel_from_other_thread(cur.di))
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menu.addAction("Close channel", close)
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menu.exec_(self._tv.viewport().mapToGlobal(position))
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@QtCore.pyqtSlot(dict)
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def do_update_rows(self, obj):
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self._tv.clear()
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for i in obj["channels"]:
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self._tv.insertTopLevelItem(0, addChannelRow(i))
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def __init__(self, parent, lnworker):
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QtWidgets.QWidget.__init__(self, parent)
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self.main_window = parent
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self.update_rows.connect(self.do_update_rows)
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self.update_single_row.connect(self.do_update_single_row)
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self.lnworker = lnworker
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lnworker.subscribe_channel_list_updates_from_other_thread(self.update_rows.emit)
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lnworker.subscribe_single_channel_update_from_other_thread(self.update_single_row.emit)
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self._tv=QtWidgets.QTreeWidget(self)
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self._tv.setHeaderLabels([mapping[i] for i in range(len(mapping))])
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self._tv.setColumnCount(len(mapping))
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self._tv.setContextMenuPolicy(QtCore.Qt.CustomContextMenu)
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self._tv.customContextMenuRequested.connect(self.create_menu)
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nodeid_inp = QtWidgets.QLineEdit(self)
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local_amt_inp = QtWidgets.QLineEdit(self, text='200000')
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push_amt_inp = QtWidgets.QLineEdit(self, text='0')
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button = QtWidgets.QPushButton('Open channel', self)
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button.clicked.connect(lambda: self.main_window.protect(self.open_channel, (nodeid_inp, local_amt_inp, push_amt_inp)))
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l=QtWidgets.QVBoxLayout(self)
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h=QtWidgets.QGridLayout(self)
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nodeid_label = QtWidgets.QLabel(self)
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nodeid_label.setText("Node ID")
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local_amt_label = QtWidgets.QLabel(self)
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local_amt_label.setText("Local amount (sat)")
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push_amt_label = QtWidgets.QLabel(self)
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push_amt_label.setText("Push amount (sat)")
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h.addWidget(nodeid_label, 0, 0)
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h.addWidget(local_amt_label, 0, 1)
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h.addWidget(push_amt_label, 0, 2)
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h.addWidget(nodeid_inp, 1, 0)
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h.addWidget(local_amt_inp, 1, 1)
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h.addWidget(push_amt_inp, 1, 2)
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h.addWidget(button, 1, 3)
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h.setColumnStretch(0, 3)
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h.setColumnStretch(1, 1)
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h.setColumnStretch(2, 1)
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h.setColumnStretch(3, 1)
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l.addLayout(h)
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l.addWidget(self._tv)
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self.resize(2500,1000)
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