@signalk/n2k-signalk/dist/pgns/127493.js

NMEA 2000 to SignalK conversion library

"use strict";
const util = require('util');
const { chooseField, skEngineId, skEngineTitle } = require('../utils.js');
module.exports = [
    {
        source: 'oilTemperature',
        node: function (n2k) {
            return 'propulsion.' + skEngineId(n2k) + '.transmission.oilTemperature';
        }
    },
    {
        source: 'transmissionGear',
        node: function (n2k) {
            return 'propulsion.' + skEngineId(n2k) + '.transmission.gear';
        }
    },
    {
        node: function (n2k) {
            return 'propulsion.' + skEngineId(n2k) + '.transmission.oilPressure';
        },
        value: function (n2k) {
            var kpa = Number(n2k.fields.oilPressure);
            return isNaN(kpa) ? null : kpa;
        }
    }
];
var status1Notifications = [
    {
        node: 'notifications.propulsion.%s.transmission.checkTransmission',
        message: 'Check %s Engine',
        analyzerText: 'Check Transmission'
    },
    {
        node: 'notifications.propulsion.%s.transmission.overTemperature',
        message: '%s Transmission Over Temperature',
        analyzerText: 'Over Temperature'
    },
    {
        node: 'notifications.propulsion.%s.transmission.lowOilPressure',
        message: '%s Transmission Low Oil Pressure',
        analyzerText: 'Low Oil Pressure'
    },
    {
        node: 'notifications.propulsion.%s.transmission.lowOilLevel',
        message: '%s Transmission Low Oil Level',
        analyzerText: 'Low Oil Level'
    },
    {
        node: 'notifications.propulsion.%s.transmission.sailDrive',
        message: '%s Transmission Sail Drive',
        analyzerText: 'Sail Drive'
    }
];
function generateMappingsForStatus(field, notifications) {
    notifications.forEach((notif, index) => {
        var mapping = {
            node: function (n2k) {
                return util.format(notif.node, skEngineId(n2k));
            },
            filter: function (n2k) {
                return typeof n2k.fields[field] !== 'undefined';
            },
            value: function (n2k, state) {
                const val = n2k.fields[field];
                let on = false;
                if (typeof val === 'number') {
                    on = val & (1 << index);
                }
                else {
                    on = n2k.fields[field].indexOf(notif.analyzerText) != -1;
                }
                if (on) {
                    return {
                        state: 'alarm',
                        method: ['visual', 'sound'],
                        message: util.format(notif.message, skEngineTitle(n2k))
                    };
                }
                else {
                    return {
                        state: 'normal',
                        method: ['visual'],
                        message: util.format(notif.message, skEngineTitle(n2k)) + ' is Normal'
                    };
                }
            }
        };
        module.exports.push(mapping);
    });
}
generateMappingsForStatus('discreteStatus1', status1Notifications);
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