thermostat/pytec/tec_qt.py

206 lines
7.0 KiB
Python

from PyQt6 import QtWidgets
from PyQt6.QtCore import pyqtSignal, QObject, QSignalBlocker, pyqtSlot
from pyqtgraph import PlotWidget
from pyqtgraph.parametertree import Parameter, ParameterTree, ParameterItem, registerParameterType
import pyqtgraph as pg
import sys
import argparse
import logging
import asyncio
from pytec.aioclient import Client
import qasync
from qasync import asyncSlot, asyncClose
# pyuic6 -x tec_qt.ui -o ui_tec_qt.py
from ui_tec_qt import Ui_MainWindow
def get_argparser():
parser = argparse.ArgumentParser(description="ARTIQ master")
parser.add_argument("--connect", default=None, action="store_true",
help="Automatically connect to the specified Thermostat in IP:port format")
parser.add_argument('IP', metavar="ip", default=None, nargs='?')
parser.add_argument('PORT', metavar="port", default=None, nargs='?')
parser.add_argument("-l", "--log", dest="logLevel", choices=['DEBUG', 'INFO', 'WARNING', 'ERROR', 'CRITICAL'],
help="Set the logging level")
return parser
class ClientWatcher(QObject):
fan_update = pyqtSignal(object)
pwm_update = pyqtSignal(object)
report_update = pyqtSignal(object)
pid_update = pyqtSignal(object)
def __init__(self, parent, client, update_s):
self.update_s = update_s
self.running = False
self.client = client
self.watch_task = None
super().__init__(parent)
async def run(self):
loop = asyncio.get_running_loop()
while self.running:
time = loop.time()
await self.update_params()
await asyncio.sleep(self.update_s - (loop.time() - time))
async def update_params(self):
self.fan_update.emit(await self.client.fan())
def start_watching(self):
self.running = True
self.watch_task = asyncio.create_task(self.run())
@pyqtSlot()
def stop_watching(self):
self.running = False
self.watch_task.cancel()
@pyqtSlot()
def set_update_s(self, update_s):
self.update_s = update_s
class MainWindow(QtWidgets.QMainWindow, Ui_MainWindow):
def __init__(self, args):
super().__init__()
self.setupUi(self)
self.connect_btn.clicked.connect(self.connect)
self.fan_power_slider.valueChanged.connect(self.fan_set)
self.fan_auto_box.stateChanged.connect(self.fan_auto_set)
self.tec_client: Client = None
self.client_watcher: ClientWatcher = None
if args.connect:
if args.IP:
self.ip_set_line.setText(args.IP)
if args.PORT:
self.port_set_spin.setValue(int(args.PORT))
self.connect_btn.click()
def _on_connection_changed(self, result):
self.graph_group.setEnabled(result)
self.hw_rev_lbl.setEnabled(result)
self.fan_group.setEnabled(result)
self.report_group.setEnabled(result)
self.ip_set_line.setEnabled(not result)
self.port_set_spin.setEnabled(not result)
self.status_lbl.setText("Connected" if result else "Disconnected")
self.connect_btn.setText("Disconnect" if result else "Connect")
if not result:
self.hw_rev_lbl.setText("Thermostat vX.Y")
self.fan_group.setStyleSheet("")
def _hw_rev(self, hw_rev_d: dict):
logging.debug(hw_rev_d)
self.hw_rev_lbl.setText(f"Thermostat v{hw_rev_d['rev']['major']}.{hw_rev_d['rev']['minor']}")
self.fan_group.setEnabled(hw_rev_d["settings"]["fan_available"])
if hw_rev_d["settings"]["fan_pwm_recommended"]:
self.fan_group.setStyleSheet("")
self.fan_group.setToolTip("")
else:
self.fan_group.setStyleSheet("background-color: yellow")
self.fan_group.setToolTip("fan_pwm not recommended on this hardware revision")
def fan_update(self, fan_settings):
logging.debug(fan_settings)
if fan_settings is None:
return
with QSignalBlocker(self.fan_power_slider):
self.fan_power_slider.setValue(fan_settings["fan_pwm"])
self.fan_power_slider.setEnabled(not fan_settings["auto_mode"])
with QSignalBlocker(self.fan_auto_box):
self.fan_auto_box.setChecked(fan_settings["auto_mode"])
@asyncSlot()
async def fan_set(self):
if self.tec_client is None or self.fan_auto_box.isChecked():
return
await self.tec_client.set_param("fan", self.fan_power_slider.value())
@asyncSlot(int)
async def fan_auto_set(self, enabled):
if self.tec_client is None:
return
self.fan_power_slider.setEnabled(not enabled)
if enabled:
await self.tec_client.set_param("fan", "auto")
else:
await self.tec_client.set_param("fan", self.fan_power_slider.value())
@asyncClose
async def closeEvent(self, event):
if self.client_watcher is not None:
self.client_watcher.stop_watching()
if self.tec_client is not None:
await self.tec_client.disconnect()
@asyncSlot()
async def connect(self):
ip, port = self.ip_set_line.text(), self.port_set_spin.value()
try:
if self.tec_client is None:
self.status_lbl.setText("Connecting...")
self.ip_set_line.setEnabled(False)
self.port_set_spin.setEnabled(False)
self.connect_btn.setEnabled(False)
self.tec_client = Client()
await self.tec_client.connect(host=ip, port=port, timeout=30)
self.connect_btn.setEnabled(True)
self._on_connection_changed(True)
self._hw_rev(await self.tec_client.hw_rev())
self.fan_update(await self.tec_client.fan())
self.client_watcher = ClientWatcher(self, self.tec_client, self.report_refresh_spin.value())
self.client_watcher.fan_update.connect(self.fan_update)
self.report_apply_btn.clicked.connect(
lambda: self.client_watcher.set_update_s(self.report_refresh_spin.value())
)
self.client_watcher.start_watching()
else:
self.client_watcher.stop_watching()
self.client_watcher = None
await self.tec_client.disconnect()
self.tec_client = None
self._on_connection_changed(False)
except Exception as e:
logging.error(f"Failed communicating to the {ip}:{port}: {e}")
self._on_connection_changed(False)
self.connect_btn.setEnabled(True)
async def coro_main():
args = get_argparser().parse_args()
if args.logLevel:
logging.basicConfig(level=getattr(logging, args.logLevel))
app_quit_event = asyncio.Event()
app = QtWidgets.QApplication.instance()
app.aboutToQuit.connect(app_quit_event.set)
main_window = MainWindow(args)
main_window.show()
await app_quit_event.wait()
def main():
qasync.run(coro_main())
if __name__ == '__main__':
main()