shrooms-server/controller.py

74 lines
2.3 KiB
Python

import numpy as np
import time
from utils import send_update
from humidifier import Humidifier, HumidifierV2
from humidifier_v3 import HumidifierV3
class Controller:
def __init__(self, humidifiers):
self.target_lower = 83
self.target_upper = 87
self.feedforward_coeff = 50
self.last_toggle = 0
self._manual_mode = False
self.manual_on = False
self.manual_timeout = 0
self.manual_duration = 40
self.humidifier_history = np.zeros(50)
self.first_sample = False
self.humidifiers = humidifiers
@property
def manual_mode(self):
return self._manual_mode
@manual_mode.setter
def manual_mode(self, on):
self._manual_mode = on
send_update({"status": {"manual_mode": on}})
def set_checked(self, s, humidifier, on):
if time.time() - self.last_toggle > 0.8:
print("setting {} to {}".format(humidifier, on))
if isinstance(humidifier, HumidifierV3):
humidifier.set(s, on)
elif isinstance(humidifier, Humidifier) or isinstance(humidifier, HumidifierV2):
humidifier.toggle(s)
self.last_toggle = time.time()
def update(self, s, humidity):
if self.first_sample:
self.humidifier_history[:] = humidity
self.first_sample = False
else:
self.humidifier_history[:-1] = self.humidifier_history[1:]
self.humidifier_history[-1] = humidity
# compensate for the slow response time by adding a little feed forward
# using the slope of the humidifier data
slope = (self.humidifier_history[-1] - self.humidifier_history[0])/self.humidifier_history.shape[0]
comp_humidity = humidity + self.feedforward_coeff*slope
if self.manual_mode and time.time() > self.manual_timeout:
self.manual_mode = False
if self.manual_mode:
for humidifier in self.humidifiers:
if not humidifier.on and self.manual_on:
self.set_checked(s, humidifier, True)
elif not humidifier.off and not self.manual_on:
self.set_checked(s, humidifier, False)
else:
if comp_humidity < self.target_lower:
for humidifier in self.humidifiers:
if not humidifier.on:
self.set_checked(s, humidifier, True)
elif comp_humidity > self.target_upper:
for humidifier in self.humidifiers:
if not humidifier.off:
self.set_checked(s, humidifier, False)