Initial commit

2025-08-07 21:49:01 +02:00 · 2025-08-07 21:49:01 +02:00 · c53c7085bc
commit c53c7085bc
60 changed files with 23885 additions and 0 deletions
--- a/flow/mqtt_subscribe_temperature.js
+++ b/flow/mqtt_subscribe_temperature.js
@ -0,0 +1,129 @@
+exports.id = 'mqtt_subscribe_temperature';
+exports.title = 'MQTT subscribe temperature';
+exports.group = 'MQTT';
+exports.color = '#888600';
+exports.version = '1.0.2';
+exports.icon = 'sign-out';
+exports.output = 2;
+exports.options = { host: 'tb-stage.worksys.io', port: 1883, tbname: "", username: "" };
+exports.npm = ['mqtt'];
+exports.html = `<div class="padding">
+<div class="row"><div class="col-md-6">
+<div data-jc="textbox" data-jc-path="host" data-jc-config="placeholder:test.mosquitto.org;required:false" class="m">Hostname or IP address (if not empty - setting will override db setting)</div>
+</div>
+<div class="col-md-6">
+<div data-jc="textbox" data-jc-path="port" data-jc-config="placeholder:1883;required:true" class="m">Port</div>
+</div>
+</div>
+<div class="row">
+<div class="col-md-6">
+<div data-jc="textbox" data-jc-path="tbname">@(SBS thingsboard name)</div>
+</div>
+<div class="col-md-6">
+<div data-jc="textbox" data-jc-path="topic" class="m">@(topic)</div>		
+</div>
+</div>
+</div>`;
+
+
+exports.install = function(instance) {
+
+	var mqtt = require('mqtt');
+	var client;
+	var opts;
+
+
+	//set opts according to db settings
+	instance.reconfigure = function() {
+
+		if (instance.options.host !== "") {
+			//override settings from database
+			var o = instance.options;
+			opts = {
+				host: o.host,
+				port: o.port,
+				tbname: o.tbname,
+				topic: o.topic,
+				rejectUnauthorized: false,
+				resubscribe: false
+			};
+
+			console.log("wsmqttpublich -> loadSettings from instance.options", instance.options);
+		}
+
+		connectToTbServer();
+	}
+
+	function connectToTbServer() {
+		var url = "mqtt://" + opts.host + ":" + opts.port;
+		console.log("MQTT URL: ", url);
+
+		client = mqtt.connect(url, opts);
+
+		client.on('connect', function() {
+			client.subscribe(`${opts.topic}`, (err) => {
+				if (!err) {
+					console.log("MQTT subscribed");
+				}
+			});
+			instance.status("Connected", "green");
+		});
+
+		client.on('reconnect', function() {
+			instance.status("Reconnecting", "yellow");
+		});
+
+		client.on('message', function(topic, message) {
+			// message is type of buffer
+			message = message.toString();
+			//console.log('messageeee', message, typeof message);
+			if (message[0] === '{') {
+				try {
+					message = JSON.parse(message);
+					instance.send(0, message);
+					sendToTb({ temperature_out: message["temperature"] }, opts.tbname);
+					//console.log("teplota sokolov z cloudu: ", message);
+				} catch (error) {
+					console.log("Mqtt_subscribe_temperature: unable to parse mqtt temperature message");
+				}
+			}
+
+		});
+
+		client.on('close', function(err) {
+			if (err) console.log('client na mqtt teplotu sa odpojil')
+			client.reconnect();
+		});
+
+		client.on('error', function(err) {
+			instance.status("Err: " + err.code, "red");
+		});
+
+	}
+
+	instance.close = function() {
+		client.end();
+	};
+
+	instance.on('options', instance.reconfigure);
+	instance.reconfigure();
+
+	function sendToTb(values, tbName) {
+
+		const dataToTb = {
+			[tbName]: [
+
+				{
+					ts: Date.now(),
+					values: values
+				}
+			]
+		};
+
+		instance.send(1, dataToTb);
+	}
+};
+
+
+
+