# 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/>.
#
# Generic Interface controller.

var nasal_dir = getprop("/sim/fg-root") ~ "/Aircraft/Instruments-3d/FG1000/Nasal/";
io.load_nasal(nasal_dir ~ 'Interfaces/NavDataInterface.nas', "fg1000");
io.load_nasal(nasal_dir ~ 'Interfaces/PropertyPublisher.nas', "fg1000");
io.load_nasal(nasal_dir ~ 'Interfaces/PropertyUpdater.nas', "fg1000");
io.load_nasal(nasal_dir ~ 'Interfaces/GenericEISPublisher.nas', "fg1000");
io.load_nasal(nasal_dir ~ 'Interfaces/GenericNavComPublisher.nas', "fg1000");
io.load_nasal(nasal_dir ~ 'Interfaces/GenericNavComUpdater.nas', "fg1000");
io.load_nasal(nasal_dir ~ 'Interfaces/GenericFMSPublisher.nas', "fg1000");
io.load_nasal(nasal_dir ~ 'Interfaces/GenericFMSUpdater.nas', "fg1000");
io.load_nasal(nasal_dir ~ 'Interfaces/GenericADCPublisher.nas', "fg1000");
io.load_nasal(nasal_dir ~ 'Interfaces/GenericFuelInterface.nas', "fg1000");
io.load_nasal(nasal_dir ~ 'Interfaces/GenericFuelPublisher.nas', "fg1000");

var GenericInterfaceController = {

  _instance : nil,

  # Factory method
  getOrCreateInstance : func() {
    if (GenericInterfaceController._instance == nil) {
      GenericInterfaceController._instance = GenericInterfaceController.new();
    }

    return GenericInterfaceController._instance;
  },

  new : func() {
    var obj = {
      parents : [GenericInterfaceController],
      running : 0,
    };

    obj.eisPublisher = fg1000.GenericEISPublisher.new();
    obj.navcomPublisher = fg1000.GenericNavComPublisher.new();
    obj.navcomUpdater = fg1000.GenericNavComUpdater.new();
    obj.navdataInterface = fg1000.NavDataInterface.new();
    obj.gpsPublisher = fg1000.GenericFMSPublisher.new();
    obj.gpsUpdater = fg1000.GenericFMSUpdater.new();
    obj.adcPublisher = fg1000.GenericADCPublisher.new();
    obj.fuelPublisher = fg1000.GenericFuelPublisher.new();
    obj.fuelInterface = fg1000.GenericFuelInterface.new();

    return obj;
  },

  start : func() {
    if (me.running) return;
    me.eisPublisher.start();
    me.navcomPublisher.start();
    me.navcomUpdater.start();
    me.navdataInterface.start();
    me.gpsPublisher.start();
    me.gpsUpdater.start();
    me.adcPublisher.start();
    me.fuelPublisher.start();
    me.fuelInterface.start();
  },

  stop : func() {
    if (me.running == 0) return;
    me.eisPublisher.stop();
    me.navcomPublisher.stop();
    me.navcomUpdater.stop();
    me.navdataInterface.stop();
    me.gpsPublisher.stop();
    me.gpsUpdater.stop();
    me.adcPublisher.stop();
    me.fuelPublisher.stop();
    me.fuelInterface.stop();
  },
};