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Meter.js
93 lines (66 loc) · 1.72 KB
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Meter.js
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var util = require('util');
var Q = require('q');
var events = require('events');
// var debug = require('debug')('home-controller:insteon:meter');
function Meter(id, insteon) {
this.id = id;
this.insteon = insteon;
}
util.inherits(Meter, events.EventEmitter);
Meter.prototype.statusAndReset = function (next) {
var meter = this;
var deferred = Q.defer();
deferred.resolve(
meter.status()
.then(function (details) {
return meter.reset()
.then(function () {
return details;
});
})
);
return deferred.promise.nodeify(next);
};
Meter.prototype.reset = function (next) {
var cmd = {
cmd1: '80',
cmd2: '00'
};
return this.insteon.directCommand(this.id, cmd, next);
};
Meter.prototype.status = function (next) {
var cmd = {
cmd1: '82',
cmd2: '00',
waitForExtended: true
};
var insteon = this.insteon;
var id = this.id;
var details = {};
var data;
var deferred = Q.defer();
deferred.resolve(
insteon.directCommand(id, cmd)
.then(function (status) {
data = status.response.extended.userData;
if(parseInt(data[8], 16) >= 254){
details.energy = 0;
} else {
details.energy = parseInt(data[8] + data[9] + data[10] + data[11], 16);
}
// Convert Accumulated Energy value into kW-h
details.energy = details.energy* 65535 / (1000 * 60 * 60 * 60);
// Watts
details.power = parseInt(data[6] + data[7], 16);
if(details.power > 32767){
details.power = details.power - 65535;
}
return details;
})
);
return deferred.promise.nodeify(next);
};
Meter.prototype.cancelPending = function() {
this.insteon.cancelPending(this.id);
};
module.exports = Meter;