init

.gitignore

@@ -0,0 +1 @@
+node_modules/

index.js

@@ -0,0 +1,31 @@
+const mqtt = require('mqtt');
+const fs = require('fs');
+
+var client = mqtt.connect('mqtt://127.0.0.1');
+
+var record = (addNum) => {
+    var waterFlow = parseFloat(fs.readFileSync('waterFlow.dat'));
+    waterFlow += Number(addNum);
+    waterFlow = "" + waterFlow;
+    console.log(waterFlow);
+    fs.writeFileSync('waterFlow.dat', waterFlow);
+    return waterFlow;
+}
+
+
+client.on('connect', ()=>{
+    client.subscribe('hass/snsr/wc0/#', (err)=>{
+        if(!err){
+            client.publish('hass/ctl/wc0/flowmeter', '1');
+            console.log(new Date().toTimeString() + ' - MQTT Connected!!');
+        }
+    });  
+});
+
+client.on('message', (subject, content)=>{
+    if(subject == "hass/snsr/wc0/flowmeter"){
+       client.publish('hass/snsr/wc0/flowmeterTotal', record(content));
+       client.publish('hass/ctl/wc0/flowmeterGotten', '1');
+    }
+});
+

package.json

@@ -0,0 +1,28 @@
+{
+  "name": "flowmeter",
+  "version": "1.0.0",
+  "description": "flowmeter recoder for wc MCU",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/iotcat/sola.git"
+  },
+  "keywords": [
+    "iot",
+    "mqtt",
+    "arduino",
+    "esp8266"
+  ],
+  "author": "iotcat",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/iotcat/sola/issues"
+  },
+  "homepage": "https://github.com/iotcat/sola#readme",
+  "dependencies": {
+    "mqtt": "^3.0.0"
+  }
+}

waterFlow.dat

@@ -0,0 +1 @@
+239.06999999999962