Initial commit

2019-01-16 09:07:10 +08:00
commit 0cc08f136d
32 changed files with 7021 additions and 0 deletions
@@ -0,0 +1,94 @@
+'use strict';
+const mqtt    = require('mqtt');
+
+function Client(cbConnected, cbChanged, config) {
+    let that = this;
+    if (typeof config === 'string') config = {name: config};
+    config = config || {};
+    config.url = config.url || 'localhost';
+    this.client = mqtt.connect('mqtt://' + (config.user ? (config.user + ':' + config.pass + '@') : '') + config.url  + (config.name ? '?clientId=' + config.name : ''), config);
+
+    this.client.on('connect', () => {
+        console.log((new Date()) + ' test client connected to localhost');
+
+        /*that.client.publish('mqtt/0/test', 'Roger1');
+        client.publish('test/out/testMessage1', 'Roger1');
+         client.publish('test/out/testMessage2', 'Roger2');
+         client.publish('test/in/testMessage3',  'Roger3');
+         client.publish('test/in/testMessage4',  'Roger4');*/
+
+        /*client.publish('arduino/kitchen/out/temperature',  '10.1');
+         client.publish('arduino/kitchen/out/humidity',  '56');
+         // Current light state
+         client.publish('arduino/kitchen/in/lightActor',  'false');
+
+         client.subscribe('arduino/kitchen/in/#');*/
+        //client.subscribe('arduino/kitchen/in/updateInterval');
+        that.client.subscribe('#');
+        if (cbConnected) cbConnected(true);
+    });
+
+    this.client.on('message', (topic, message, packet) => {
+        // message is Buffer
+        if (cbChanged) {
+            cbChanged(topic, message, packet);
+        } else {
+            console.log('Test MQTT Client received "' + topic + '": ' + message.toString());
+        }
+    });
+    this.client.on('close', err => {
+        if (err) console.error('Connection closed: ' + err);
+        // message is Buffer
+        if (cbConnected) {
+            cbConnected(false);
+        } else {
+            console.log('Test MQTT Client closed');
+        }
+    });
+
+    this.client.on('error', error => {
+        console.error('Test MQTT Client error: ' + error);
+    });
+
+    this.publish = (topic, message, qos, retain, cb) => {
+        if (typeof qos === 'function') {
+            cb = qos;
+            qos = undefined;
+        }
+        if (typeof retain === 'function') {
+            cb = retain;
+            retain = undefined;
+        }
+        const opts = {
+            retain: retain || false,
+            qos: qos || 0
+        };
+        that.client.publish(topic,  message, opts, cb);
+    };
+    this.subscribe = (topic, opts, cb) => {
+        if (typeof opts === 'function') {
+            cb = opts;
+            opts = null;
+        }
+        that.client.subscribe(topic, opts, cb);
+    };
+    this.unsubscribe = (topic, cb) => {
+        that.client.unsubscribe(topic, cb);
+    };
+    this.destroy = () => {
+        if (that.client) {
+            that.client.end();
+            that.client = null;
+        }
+    };
+
+    this.stop = this.destroy;
+
+    return this;
+}
+
+if (typeof module !== 'undefined' && module.parent) {
+    module.exports = Client;
+} else {
+    new Client();
+}