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Node config though message w/o value #173

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34 changes: 29 additions & 5 deletions nodes/ccu-value.js
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Original file line number Diff line number Diff line change
Expand Up @@ -56,6 +56,26 @@ module.exports = function (RED) {
return;
}

// if no subscription has been peformed
if (!this.idSubscription) {
const filter = {
cache: message.cache || true,
change: message.change || true,
stable: message.stable || true,
iface: iface,
channel: channel,
datapoint: datapoint
};

this.name = channel + '.' + datapoint;

this.idSubscription = this.ccu.subscribe(filter, message => {
this.status({fill: 'green', shape: 'ring', text: String(message.payload)});
message.topic = this.ccu.topicReplace(config.topic, message);
this.send(message);
});
}

let ramp;
switch (config.rampType) {
case 'msg':
Expand Down Expand Up @@ -95,11 +115,15 @@ module.exports = function (RED) {
on = Number.parseFloat(on);

if (!ramp && !on) {
this.ccu[this.queue ? 'setValueQueued' : 'setValue'](iface, channel, datapoint, message.payload, config.burst).then(() => {
done();
}).catch(error => {
done(error);
});
// Call setValue only if the payload is defined.
// If not, do nothing.
if (message.payload != undefined) {
this.ccu[this.queue ? 'setValueQueued' : 'setValue'](iface, channel, datapoint, message.payload, config.burst).then(() => {
done();
}).catch(error => {
done(error);
});
}
} else {
const parameters = {};
if (on) {
Expand Down