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try parseFloat mqtt payload in order to be able to format number with… #442

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try parseFloat mqtt payload in order to be able to format number with… #442

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15 changes: 13 additions & 2 deletions server/runtime/devices/mqtt/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -342,7 +342,18 @@ function MQTTclient(_data, _logger, _events) {
for (var i = 0; i < topicsMap[topicAddr].length; i++) {
var id = topicsMap[topicAddr][i].id;
var oldvalue = data.tags[id].value;
data.tags[id].value = msg.toString();
let val = parseFloat(msg.toString());
if (Number.isNaN(val)) {
// maybe boolean
val = Number(value);
// maybe string
if (Number.isNaN(val)) {
val = value;
}
} else {
val = parseFloat(val.toFixed(5));
}
data.tags[id].value = val;
data.tags[id].timestamp = new Date().getTime();
data.tags[id].changed = true;
if (data.tags[id].type === 'json' && data.tags[id].options && data.tags[id].options.subs && data.tags[id].memaddress) {
Expand Down Expand Up @@ -574,4 +585,4 @@ module.exports = {
create: function (data, logger, events) {
return new MQTTclient(data, logger, events);
}
}
}