craftbeerpi3/modules/base_plugins/dummy_temp/__init__.py

# -*- coding: utf-8 -*-
"""
Dummy sensors
"""
import subprocess
import time

from modules import cbpi, socketio
from modules.core.hardware import SensorActive
from modules.core.props import Property


@cbpi.sensor
class DummyTempSensor(SensorActive):
    """
    Dummy temperature sensor
    """
    temp = Property.Number("Temperature",
                           configurable=True,
                           default_value=5,
                           description="Dummy Temperature as decimal value")
    inc = Property.Number(
        "Auto increase",
        configurable=True,
        default_value=0.5,
        description="Dummy Temperature increase as decimal value")
    max_temp = Property.Number(
        "Max temperature",
        configurable=True,
        default_value='100',
        description="Dummy Max. Temperature as decimal value")
    min_temp = Property.Number(
        "Min temperature",
        configurable=True,
        default_value='0',
        description="Dummy Min. Temperature as decimal value")
    current_temp = None

    @cbpi.action("Reset")
    def reset(self):
        """
        reset to default temp
        """
        self.current_temp = None

    @cbpi.action("Toogle Up/Down")
    def toogle(self):
        """
        toogle inc from up/down
        """
        self.inc = float(self.inc) * -1

    def stop(self):
        """
        stop sensor
        """
        SensorActive.stop(self)

    def execute(self):
        '''
        Active sensor has to handle his own loop
        :return:
        '''
        while self.is_running() is True:
            if not self.current_temp:
                self.current_temp = float(self.temp)
            self.data_received(self.current_temp)
            new_temp = float(self.current_temp) + float(self.inc)
            if float(self.min_temp) <= new_temp <= float(self.max_temp):
                self.current_temp = '%.2f' % new_temp
            self.sleep(5)

    @classmethod
    def init_global(cls):
        '''
        Called one at the startup for all sensors
        :return:
        '''