thing-it-device-enocean-ip/default-units/co2Sensor.js

[thing-it-node] Device Plugin for EnOcean IP products.

module.exports = {
    metadata: {
        plugin: "co2Sensor",
        label: "EnOcean IP CO2 Sensor",
        role: "sensor",
        family: "co2Sensor",
        deviceTypes: ["enocean-ip/gateway"],
        tangible: false,
        services: [],
        events: [{
            label: "High CO2 Concentration",
            id: "highCO2Concentration"
        }, {
            label: "Power Failure",
            id: "powerFailure"
        }],
        state: [{
            label: "CO2 Concentration",
            id: "co2Concentration",
            type: {
                id: "decimal"
            }
        }, {
            label:"Power Failure Detected",
            id: "powerFailureDetected",
            type: {
                id:"boolean"
            }
        }],
        configuration: [{
            label: "Device ID",
            id: "deviceId",
            type: {
                id: "string"
            }
        }]
    },
    create: function () {
        return new CO2Sensor();
    }
};


var q = require('q');
var moment = require('moment');

/**
 *
 */
function CO2Sensor() {
    /**
     *
     */
    CO2Sensor.prototype.start = function () {
        var deferred = q.defer();

        this.state = {};

        if (this.isSimulated()) {
            this.publishStateChange();
        }
        else {
            this.device.adapter.getDeviceState(this.configuration.deviceId).then(function(body){
                for(var n in body.state.functions){
                    if (body.state.functions[n].key === "co2") {
                        this.state.co2Concentration = body.state.functions[n].value;
                        if(telegram.functions[n].value > 1000) this.publishEvent("highCO2Concentration", {});
                        this.logDebug("CO2Concentration: " + this.state.co2Concentration);
                    }
                }
                this.publishStateChange();
            }.bind(this), function (err){
                console.log(err)
            }.bind(this));


            // Retrieve current state
            this.device.adapter.listeners.push(telegram => {
                if (telegram.deviceId === this.configuration.deviceId) {
                    //console.log(telegram);
                    for (var n in telegram.functions) {
                        if (telegram.functions[n].key === "co2") {
                            this.state.co2Concentration = telegram.functions[n].value;
                            if(telegram.functions[n].value > 1000) this.publishEvent("highCO2Concentration", {});
                            this.logDebug("CO2 Concentration: " + this.state.co2Concentration);
                        }
                        if (telegram.functions[n].key === "powerFailureDetected") {
                            if(telegram.functions[n].value === "false") this.state.powerFailureDetected = false;
                            else{
                                this.state.powerFailureDetected = true;
                                this.publishEvent("powerFailure", {});
                            }
                            this.logDebug("Power Failure Detected: " + this.state.powerFailureDetected);
                        }
                    }
                    this.publishStateChange();
                }
            });
            deferred.resolve();
        }
        return deferred.promise;
    };

    /**
     *
     */
    CO2Sensor.prototype.getState = function () {
        return this.state;
    };

    /**
     *
     */
    CO2Sensor.prototype.setState = function (state) {
        this.state = state;
    };


    /**
     *
     */
    CO2Sensor.prototype.stop = function () {
        if (this.isSimulated()) {
            if (this.interval) {
                clearInterval(this.interval);
            }
        }
    }
}