mirror of
https://github.com/janishutz/BiogasControllerApp.git
synced 2025-11-25 13:54:24 +00:00
72 lines
2.9 KiB
Python
72 lines
2.9 KiB
Python
from kivy.uix.screenmanager import Screen
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from kivy.lang import Builder
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from gui.popups.popups import DualRowPopup, QuitPopup, TwoActionPopup
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from lib.com import ComSuperClass
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import platform
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# Information for errors encountered when using pyserial
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information = {
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"Windows": {
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"2": "Un- and replug the cable and ensure you have the required driver(s) installed",
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"13": "You are probably missing a required driver or your cable doesn't work. Consult the wiki for more information",
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"NO_COM": "Could not find a microcontroller. Please ensure you have one connected and the required driver(s) installed"
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},
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"Linux": {
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"2": "Un- and replug the cable, or if you haven't plugged a controller in yet, do that",
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"13": "Incorrect permissions at /dev/ttyUSB0. Open a terminal and type: sudo chmod 777 /dev/ttyUSB0",
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"NO_COM": "Could not find a microcontroller. Please ensure you have one connected"
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}
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}
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# This is the launch screen, i.e. what you see when you start up the app
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class HomeScreen(Screen):
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def __init__(self, com: ComSuperClass, **kw):
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self._com = com;
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super().__init__(**kw)
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# Go to the main screen if we can establish connection or the check was disabled
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# in the configs
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def start(self):
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if self._com.connect():
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self.manager.current = 'main'
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self.manager.transition.direction = 'right'
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else:
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TwoActionPopup().open('Failed to connect', 'Details', self.open_details_popup)
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print('ERROR connecting')
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# Open popup for details as to why the connection failed
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def open_details_popup(self):
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DualRowPopup().open("Troubleshooting tips", self._generate_help())
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def _generate_help(self) -> str:
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operating_system = platform.system()
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if operating_system == "Windows" or operating_system == "Linux":
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port = self._com.get_comport();
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information["Linux"]["13"] = f"Incorrect permissions at {port}. Resolve by running 'sudo chmod 777 {port}'"
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if port == "":
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return information[operating_system]["NO_COM"]
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err = self._com.get_error()
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if err != None:
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return information[operating_system][str(err.errno)]
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else:
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return "No error message available"
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else:
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return "You are running on an unsupported Operating System. No help available"
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# Helper to open a Popup to ask user whether to quit or not
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def quit(self):
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QuitPopup(self._com).open()
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# Switch to about screen
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def to_about(self):
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self.manager.current = 'about'
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self.manager.transition.direction = 'down'
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# Load the design file for this screen (.kv files)
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# The path has to be relative to root of the app, i.e. where the biogascontrollerapp.py
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# file is located
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Builder.load_file('./gui/home/home.kv')
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