from pytec.gui.view.zero_limits_warning import ZeroLimitsWarningView from pytec.gui.view.net_settings_input_diag import NetSettingsInputDiag from pytec.gui.view.thermostat_ctrl_menu import ThermostatCtrlMenu from pytec.gui.view.conn_menu import ConnMenu from pytec.gui.view.plot_options_menu import PlotOptionsMenu from pytec.gui.view.live_plot_view import LiveDataPlotter from pytec.gui.view.ctrl_panel import CtrlPanel from pytec.gui.view.info_box import InfoBox from pytec.gui.model.pid_autotuner import PIDAutoTuner from pytec.gui.model.thermostat import WrappedClient, Thermostat import json from autotune import PIDAutotuneState from qasync import asyncSlot, asyncClose import qasync from pytec.aioclient import StoppedConnecting import asyncio import logging import argparse from PyQt6 import QtWidgets, QtGui, uic from PyQt6.QtCore import QSignalBlocker, pyqtSlot import pyqtgraph as pg from functools import partial import importlib.resources def get_argparser(): parser = argparse.ArgumentParser(description="Thermostat Control Panel") parser.add_argument( "--connect", default=None, action="store_true", help="Automatically connect to the specified Thermostat in host:port format", ) parser.add_argument("HOST", metavar="host", 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", ) parser.add_argument( "-p", "--param_tree", default=importlib.resources.files("pytec.gui.view").joinpath("param_tree.json"), help="Param Tree Description JSON File", ) return parser class MainWindow(QtWidgets.QMainWindow): NUM_CHANNELS = 2 def __init__(self, args): super(MainWindow, self).__init__() ui_file_path = importlib.resources.files("pytec.gui.view").joinpath("tec_qt.ui") uic.loadUi(ui_file_path, self) self.hw_rev_data = None self.info_box = InfoBox() self.client = WrappedClient(self) self.client.connection_error.connect(self.bail) self.thermostat = Thermostat( self, self.client, self.report_refresh_spin.value() ) self.autotuners = PIDAutoTuner(self, self.client, 2) def get_ctrl_panel_config(args): with open(args.param_tree, "r", encoding="utf-8") as f: return json.load(f)["ctrl_panel"] param_tree_sigActivated_handles = [ [ [["save"], partial(self.thermostat.save_cfg, ch)], [["load"], partial(self.thermostat.load_cfg, ch)], [ ["pid", "pid_autotune", "run_pid"], partial(self.pid_autotune_request, ch), ], ] for ch in range(self.NUM_CHANNELS) ] self.thermostat.info_box_trigger.connect(self.info_box.display_info_box) self.ctrl_panel_view = CtrlPanel( [self.ch0_tree, self.ch1_tree], get_ctrl_panel_config(args), self.send_command, param_tree_sigActivated_handles, ) self.zero_limits_warning = ZeroLimitsWarningView( self.style(), self.limits_warning ) self.ctrl_panel_view.set_zero_limits_warning_sig.connect( self.zero_limits_warning.set_limits_warning ) self.thermostat.fan_update.connect(self.fan_update) self.thermostat.report_update.connect(self.ctrl_panel_view.update_report) self.thermostat.report_update.connect(self.autotuners.tick) self.thermostat.report_update.connect(self.pid_autotune_handler) self.thermostat.pid_update.connect(self.ctrl_panel_view.update_pid) self.thermostat.pwm_update.connect(self.ctrl_panel_view.update_pwm) self.thermostat.thermistor_update.connect( self.ctrl_panel_view.update_thermistor ) self.thermostat.postfilter_update.connect( self.ctrl_panel_view.update_postfilter ) self.thermostat.interval_update.connect( self.autotuners.update_sampling_interval ) self.report_apply_btn.clicked.connect( lambda: self.thermostat.set_update_s(self.report_refresh_spin.value()) ) self.channel_graphs = LiveDataPlotter( [ [getattr(self, f"ch{ch}_t_graph"), getattr(self, f"ch{ch}_i_graph")] for ch in range(self.NUM_CHANNELS) ] ) self.thermostat.report_update.connect(self.channel_graphs.update_report) self.thermostat.pid_update.connect(self.channel_graphs.update_pid) self.plot_options_menu = PlotOptionsMenu() self.plot_options_menu.clear.triggered.connect(self.clear_graphs) self.plot_options_menu.samples_spinbox.valueChanged.connect( self.channel_graphs.set_max_samples ) self.plot_settings.setMenu(self.plot_options_menu) self.conn_menu = ConnMenu() self.connect_btn.setMenu(self.conn_menu) self.thermostat_ctrl_menu = ThermostatCtrlMenu(self.style()) self.thermostat_ctrl_menu.fan_set_act.connect(self.fan_set_request) self.thermostat_ctrl_menu.fan_auto_set_act.connect(self.fan_auto_set_request) self.thermostat_ctrl_menu.reset_act.connect(self.reset_request) self.thermostat_ctrl_menu.dfu_act.connect(self.dfu_request) self.thermostat_ctrl_menu.save_cfg_act.connect(self.save_cfg_request) self.thermostat_ctrl_menu.load_cfg_act.connect(self.load_cfg_request) self.thermostat_ctrl_menu.net_cfg_act.connect(self.net_settings_request) self.thermostat.hw_rev_update.connect(self.thermostat_ctrl_menu.hw_rev) self.thermostat_settings.setMenu(self.thermostat_ctrl_menu) self.loading_spinner.hide() if args.connect: if args.HOST: self.host_set_line.setText(args.HOST) if args.PORT: self.port_set_spin.setValue(int(args.PORT)) self.connect_btn.click() def clear_graphs(self): self.channel_graphs.clear_graphs() async def _on_connection_changed(self, result): self.graph_group.setEnabled(result) self.report_group.setEnabled(result) self.thermostat_settings.setEnabled(result) self.conn_menu.host_set_line.setEnabled(not result) self.conn_menu.port_set_spin.setEnabled(not result) self.connect_btn.setText("Disconnect" if result else "Connect") if result: self.hw_rev_data = await self.thermostat.get_hw_rev() logging.debug(self.hw_rev_data) self._status(self.hw_rev_data) self.thermostat.start_watching() else: self.status_lbl.setText("Disconnected") self.background_task_lbl.setText("Ready.") self.loading_spinner.hide() self.loading_spinner.stop() self.thermostat_ctrl_menu.fan_pwm_warning.setPixmap(QtGui.QPixmap()) self.thermostat_ctrl_menu.fan_pwm_warning.setToolTip("") self.clear_graphs() self.report_box.setChecked(False) if not Thermostat.connecting or Thermostat.connected: for ch in range(self.NUM_CHANNELS): if self.autotuners.get_state(ch) != PIDAutotuneState.STATE_OFF: await self.autotuners.stop_pid_from_running(ch) await self.thermostat.set_report_mode(False) self.thermostat.stop_watching() def _status(self, hw_rev_d: dict): logging.debug(hw_rev_d) self.status_lbl.setText( f"Connected to Thermostat v{hw_rev_d['rev']['major']}.{hw_rev_d['rev']['minor']}" ) @pyqtSlot("QVariantMap") def fan_update(self, fan_settings): logging.debug(fan_settings) if fan_settings is None: return with QSignalBlocker(self.thermostat_ctrl_menu.fan_power_slider): self.thermostat_ctrl_menu.fan_power_slider.setValue( fan_settings["fan_pwm"] or 100 # 0 = PWM off = full strength ) with QSignalBlocker(self.thermostat_ctrl_menu.fan_auto_box): self.thermostat_ctrl_menu.fan_auto_box.setChecked(fan_settings["auto_mode"]) if not self.hw_rev_data["settings"]["fan_pwm_recommended"]: self.thermostat_ctrl_menu.set_fan_pwm_warning() @asyncSlot(int) async def on_report_box_stateChanged(self, enabled): await self.thermostat.set_report_mode(enabled) @asyncClose async def closeEvent(self, _event): try: await self.bail() except: pass @asyncSlot() async def on_connect_btn_clicked(self): host, port = ( self.conn_menu.host_set_line.text(), self.conn_menu.port_set_spin.value(), ) try: if not (self.client.connecting() or self.client.connected()): self.status_lbl.setText("Connecting...") self.connect_btn.setText("Stop") self.conn_menu.host_set_line.setEnabled(False) self.conn_menu.port_set_spin.setEnabled(False) try: await self.client.start_session(host=host, port=port, timeout=5) except StoppedConnecting: return await self._on_connection_changed(True) else: await self.bail() # TODO: Remove asyncio.TimeoutError in Python 3.11 except (OSError, asyncio.TimeoutError): try: await self.bail() except ConnectionResetError: pass @asyncSlot() async def bail(self): await self._on_connection_changed(False) await self.client.end_session() @asyncSlot(object, object) async def send_command(self, param, changes): """Translates parameter tree changes into thermostat set_param calls""" ch = param.value() for inner_param, change, data in changes: if change == "value": new_value = data if "thermostat:set_param" in inner_param.opts: thermostat_param = inner_param.opts["thermostat:set_param"] # Handle thermostat command irregularities match inner_param.name(), new_value: case "rate", None: thermostat_param = thermostat_param.copy() thermostat_param["field"] = "off" new_value = "" case "control_method", "constant_current": thermostat_param = thermostat_param.copy() thermostat_param["field"] = "i_set" new_value = inner_param.child("i_set").value() case "control_method", "temperature_pid": new_value = "" inner_param.setOpts(lock=True) await self.client.set_param( channel=ch, value=new_value, **thermostat_param ) inner_param.setOpts(lock=False) if "pid_autotune" in inner_param.opts: auto_tuner_param = inner_param.opts["pid_autotune"] self.autotuners.set_params(auto_tuner_param, ch, new_value) @asyncSlot() async def pid_autotune_request(self, ch=0): match self.autotuners.get_state(ch): case PIDAutotuneState.STATE_OFF | PIDAutotuneState.STATE_FAILED: self.autotuners.load_params_and_set_ready(ch) case ( PIDAutotuneState.STATE_READY | PIDAutotuneState.STATE_RELAY_STEP_UP | PIDAutotuneState.STATE_RELAY_STEP_DOWN ): await self.autotuners.stop_pid_from_running(ch) # To Update the UI elements self.pid_autotune_handler([]) @asyncSlot(list) async def pid_autotune_handler(self, _): ch_tuning = [] for ch in range(self.NUM_CHANNELS): match self.autotuners.get_state(ch): case PIDAutotuneState.STATE_OFF: self.ctrl_panel_view.change_params_title( ch, ("pid", "pid_autotune", "run_pid"), "Run" ) case ( PIDAutotuneState.STATE_READY | PIDAutotuneState.STATE_RELAY_STEP_UP | PIDAutotuneState.STATE_RELAY_STEP_DOWN ): self.ctrl_panel_view.change_params_title( ch, ("pid", "pid_autotune", "run_pid"), "Stop" ) ch_tuning.append(ch) case PIDAutotuneState.STATE_SUCCEEDED: self.info_box.display_info_box( "PID Autotune Success", f"Channel {ch} PID Settings has been loaded to Thermostat. Regulating temperature.", ) self.info_box.show() case PIDAutotuneState.STATE_FAILED: self.info_box.display_info_box( "PID Autotune Failed", f"Channel {ch} PID Autotune has failed.", ) self.info_box.show() if len(ch_tuning) == 0: self.background_task_lbl.setText("Ready.") self.loading_spinner.hide() self.loading_spinner.stop() else: self.background_task_lbl.setText( "Autotuning channel {ch}...".format(ch=ch_tuning) ) self.loading_spinner.start() self.loading_spinner.show() @asyncSlot(int) async def fan_set_request(self, value): assert self.client.connected() if self.thermostat_ctrl_menu.fan_auto_box.isChecked(): with QSignalBlocker(self.thermostat_ctrl_menu.fan_auto_box): self.thermostat_ctrl_menu.fan_auto_box.setChecked(False) await self.client.set_fan(value) if not self.hw_rev_data["settings"]["fan_pwm_recommended"]: self.thermostat_ctrl_menu.set_fan_pwm_warning() @asyncSlot(int) async def fan_auto_set_request(self, enabled): assert self.client.connected() if enabled: await self.client.set_fan("auto") self.fan_update(await self.client.get_fan()) else: await self.client.set_fan( self.thermostat_ctrl_menu.fan_power_slider.value() ) @asyncSlot(int) async def save_cfg_request(self, ch): assert self.thermostat.connected() await self.thermostat.save_cfg(str(ch)) @asyncSlot(int) async def load_cfg_request(self, ch): assert self.thermostat.connected() await self.thermostat.load_cfg(str(ch)) @asyncSlot(bool) async def dfu_request(self, _): assert self.thermostat.connected() await self._on_connection_changed(False) await self.thermostat.dfu() @asyncSlot(bool) async def reset_request(self, _): assert self.thermostat.connected() await self._on_connection_changed(False) await self.thermostat.reset() await asyncio.sleep(0.1) # Wait for the reset to start self.connect_btn.click() # Reconnect @asyncSlot(bool) async def net_settings_request(self, _): assert self.thermostat.connected() ipv4 = await self.thermostat.get_ipv4() self.net_settings_input_diag = NetSettingsInputDiag(ipv4["addr"]) self.net_settings_input_diag.set_ipv4_act.connect(self.set_net_settings_request) @asyncSlot(str) async def set_net_settings_request(self, ipv4_settings): assert self.thermostat.connected() await self.thermostat.set_ipv4(ipv4_settings) await self.thermostat._client.end_session() await self._on_connection_changed(False) 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) app.setWindowIcon( QtGui.QIcon( str(importlib.resources.files("pytec.gui.resources").joinpath("artiq.ico")) ) ) main_window = MainWindow(args) main_window.show() await app_quit_event.wait() def main(): qasync.run(coro_main()) if __name__ == "__main__": main()