Initial commit

flow/gettemperature.js

@@ -0,0 +1,68 @@
+exports.id = 'gettemperature';
+exports.title = 'Get RVO temperature';
+exports.group = 'Worksys';
+exports.color = '#5CB36D';
+exports.version = '1.0.2';
+exports.output = ["red", "white"];
+exports.author = 'Rastislav Kovac';
+exports.icon = 'thermometer-three-quarters';
+
+exports.readme = `# Getting temperature values from RVO`;
+
+
+exports.install = function(instance) {
+
+  const { exec } = require('child_process');
+  let startRead;
+  let dataToTb;
+  let counter;
+
+  
+  instance.on("close", function(){
+    clearInterval(startRead);
+  })
+
+
+  const start = function(){
+    //console.log("start function called");
+    exec("owread -C 28.427B45920702/temperature", (error, stdout, stderr) => {
+        parseData(stdout);
+        //instance.send({"Temp":stdout,"stderr":stderr,"err":error});
+    });
+  }
+
+
+  const parseData = function(data) {
+    data = parseFloat(data);
+
+    if (!isNaN(data)){
+
+      if ( counter > 290 ) {
+        instance.send(0, "[Get temperature component] - temperature data are comming again from RVO after more than 1 day break");
+      }
+
+      dataToTb = {
+        "KjbN4q7JPZmexgdnz2yKQ98YAWwO0Q3BMX6ERLoV": [
+          {
+            "ts": Date.now(),
+            "values": {
+              "temperature": data.toFixed(2)
+            }
+          }
+        ]
+      }
+
+      instance.send(1, dataToTb);
+      counter = 0;
+
+    } else {
+     counter++;
+     if ( counter > 288 && counter < 290 ) {
+       instance.send(0, "[Get temperature component] - no temperature data from RVO for more than 1 day");
+     }
+    }
+  }
+
+  start();
+  startRead = setInterval(start, 300000);
+};