#
# Main loop
# Copyright (c) 2020 Michael Büsch <m@bues.ch>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#

import machine
import micropython
import time
from average import Average
from btsensors import BtSensors
from getconfig import config_get_sensors, CONF_BT_ENABLED, CONF_MAINLOOP_SLEEP
from logging import printInfo, printError
from micropython import const
from sensor import SensorError
from util import pa2mbar, mbar2pa

class Mainloop(object):
    def __init__(self, watchdog):
        self.sensors = config_get_sensors()
        if CONF_BT_ENABLED:
            self.bt = BtSensors()
            self.avg = Average("f", 4)

    def run(self):
        if CONF_BT_ENABLED:
            self.avg.reset()
        for sensor in self.sensors:
            try:
                result = sensor.run()
                if not result:
                    continue
                temp, hum, ahum, pres = result
                if CONF_BT_ENABLED:
                    self.avg.add(0, temp)
                    self.avg.add(1, hum)
                    self.avg.add(2, ahum)
                if pres is None:
                    presStr = ""
                else:
                    presStr = "   P %.1f mBar" % pa2mbar(pres)
                    if CONF_BT_ENABLED:
                        self.avg.add(3, pres)
                printInfo("%s   T %.1f °C   RH %.1f %%   AH %.1f g/m3%s" % (
                          sensor.name, temp, hum * 1e2, ahum, presStr))
            except SensorError as e:
                printError("%s  communication error: %s" % (sensor.name, str(e)))
                sensor.close()

        if CONF_BT_ENABLED:
            self.bt.setValues(temp=self.avg.get(0, -1000.0),
                              relHum=self.avg.get(1),
                              absHum=self.avg.get(2),
                              pres=self.avg.get(3))

        time.sleep(CONF_MAINLOOP_SLEEP)
        printInfo("")

# vim: ts=4 sw=4 expandtab