# Copyright 2018 Stuart Buchanan
# This file is part of FlightGear.
#
# FlightGear 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.
#
# FlightGear 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 FlightGear.  If not, see <http://www.gnu.org/licenses/>.
#
# Air Data Computer Driver using Emesary to publish data such as
#
# Airspeed
# Orientation
# Rate of turn
# Heading
# Air Temperature
#
#
#  For the moment these are just taken directly from the raw properties.  They
# should probably come from aircraft-specific instrumentation.

var GenericADCPublisher =
{
  new : func () {

    # Update frequency can be controlled by a property.
    var frequency = getprop("/instrumentation/FG1000/adc-update-frequency");
    if (frequency == nil) frequency = 0.1;

    var obj = {
      parents : [
        GenericADCPublisher,
        PeriodicPropertyPublisher.new(notifications.PFDEventNotification.ADCData, frequency)
      ],
    };

    obj.addPropMap("ADCTrueAirspeed", "/instrumentation/airspeed-indicator/true-speed-kt");
    obj.addPropMap("ADCIndicatedAirspeed", "/instrumentation/airspeed-indicator/indicated-speed-kt");

    obj.addPropMap("ADCPitchDeg", "/instrumentation/attitude-indicator/indicated-pitch-deg");
    obj.addPropMap("ADCRollDeg", "/instrumentation/attitude-indicator/indicated-roll-deg");
    obj.addPropMap("ADCTurnRate", "/instrumentation/turn-indicator/indicated-turn-rate");
    obj.addPropMap("ADCSlipSkid", "/instrumentation/slip-skid-ball/indicated-slip-skid");

    # Assume an accurate solid-state compass
    obj.addPropMap("ADCHeadingMagneticDeg", "/orientation/heading-magnetic-deg");
    obj.addPropMap("ADCMagneticVariationDeg", "/environment/magnetic-variation-deg");

    obj.addPropMap("ADCAltitudeFT", "/instrumentation/altimeter/indicated-altitude-ft");
    obj.addPropMap("ADCPressureSettingInHG", "/instrumentation/altimeter/setting-inhg");

    obj.addPropMap("ADCVerticalSpeedFPM", "/instrumentation/vertical-speed-indicator/indicated-speed-fpm");

    obj.addPropMap("ADCOutsideAirTemperatureC", "/environment/temperature-degc");
    obj.addPropMap("ADCWindHeadingDeg", "/environment/wind-from-heading-deg");
    obj.addPropMap("ADCWindSpeedKt", "/environment/wind-speed-kt");
    return obj;
  },
};