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‎MMM-Navigate.css‎

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body {
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background-color: black;
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}
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li {
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list-style-type: none;
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padding: 0;
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margin: 0;
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}
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li.selected {
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background: grey;
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}
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a:link {
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text-decoration: none;
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color: white;
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}
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a:visited {
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color: white;
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}
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a:hover {
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color: white
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}

‎MMM-Navigate.js‎

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//MMM-Navigate.js:
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Module.register("MMM-Navigate",{
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// Default module config.
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defaults: {
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Alias: [ 'Seite vorwärts','Seite zurück'],
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Action: [{type: "notification", title: 'Good morning!'},{type: "notification", title: 'Good morning!'}],
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GPIOPins: [26,20,19]//rotary cw, rotary ccw, rotary press (BCM Numbering)
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},
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getStyles: function() {
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return [
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this.file('MMM-Navigate.css'), // css laden
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]
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},
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sendAction: function(description) {
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this.show(0,{force: true});
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this.sendNotification(description.notification, description.payload);
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this.hide(10000);
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},
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// Define start sequence.
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start: function() {
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Log.info("Starting module: " + this.name);
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this.sendConfig();//pass config to node_helper.js
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//Helper to test connection to node_helper.js
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//this.sendSocketNotification('START', {message: 'Starte Verbindung node_helper für ' + this.name});
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},
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// Override dom generator.
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getDom: function() {
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//Div for loading
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if (this.loading) {
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var loading = document.createElement("div");
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loading.innerHTML = this.translate("LOADING");
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loading.className = "dimmed light small";
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wrapper.appendChild(loading);
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return wrapper
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}
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var self = this;//makes variables usable in functions
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//Div after loading
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var parent = document.createElement("div");
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parent.className = "xsmall bright";
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parent.setAttribute('tabindex', 0);//set tabindex on div for focus purposes
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//build navigation from array
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for (let index = 0; index < this.config.Action.length; index++) {
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var naviItem = document.createElement("li");
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var link = document.createElement('a');
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link.setAttribute('href', '');
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link.setAttribute('target', 'iframe_a');
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link.innerHTML = this.config.Alias[index];
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naviItem.setAttribute('id', index)
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if(index==0){//first li gets class="selected"
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naviItem.setAttribute('class', 'selected');
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}
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naviItem.append(link);
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parent.append(naviItem);
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}
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return parent
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},
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sendConfig: function() {
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this.sendSocketNotification("BUTTON_CONFIG", {
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config: this.config
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});
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},
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naviaction: function(payload){
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var self = this;
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var selectedid = '';
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var test = '';
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if(payload.inputtype === 'CW'){
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self.show(0);
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selectedid = fselectedid();
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//console.log('FCW, selectedid: '+selectedid);
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if(selectedid==''){//first li gets class="selected"
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document.getElementsByTagName('li')[0].setAttribute('class', 'selected');
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}else if(selectedid==self.config.Action.length-1){//last entry reached, set mark on first entry
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document.getElementsByTagName('li')[selectedid].setAttribute('class', '');
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document.getElementsByTagName('li')[0].setAttribute('class', 'selected');
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}else{//delete mark of selected id and mark next one
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document.getElementsByTagName('li')[selectedid].setAttribute('class', '');
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document.getElementsByTagName('li')[parseInt(selectedid)+1].setAttribute('class', 'selected');
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}
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}else if(payload.inputtype === 'CCW'){
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self.show(0);
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selectedid = fselectedid();
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if(selectedid==''){
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document.getElementsByTagName('li')[self.config.Action.length-1].setAttribute('class', 'selected');
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}else if(selectedid==0){//first entry reached, set mark on last entry
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document.getElementsByTagName('li')[selectedid].setAttribute('class', '');
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document.getElementsByTagName('li')[self.config.Action.length-1].setAttribute('class', 'selected');
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}else{//delete mark of selected id and mark previous one
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document.getElementsByTagName('li')[selectedid].setAttribute('class', '');
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document.getElementsByTagName('li')[parseInt(selectedid)-1].setAttribute('class', 'selected');
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}
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}else if(payload.inputtype === 'pressed'){
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//console.log('Lockstring: ',this.lockStrings,' xxx ',this.hidden);
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self.show(0,{force: true});
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selectedid = fselectedid();
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//console.log('Alex, Payload: ', self.config.Action[selectedid].notification,' xxx ',self.config.Action[selectedid].payload);
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self.sendAction(self.config.Action[selectedid]);
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}
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function fselectedid(){//get ID and return it
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for (let index = 0; index < self.config.Action.length; index++) {
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var test = document.getElementsByTagName('li')[index].getAttribute('class');
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if(test=='selected'){
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var selectedid = document.getElementsByTagName('li')[index].getAttribute('id');
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}
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}
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return selectedid;
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}
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return parent
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},
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// socketNotificationReceived from helper
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socketNotificationReceived: function (notification, payload) {
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if(notification === "{{MODULE_NAME}}-NOTIFICATION_TEST") {
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// set dataNotification
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this.dataNotification = payload;
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this.updateDom();
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}else if(notification === 'MSG'){
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//Log.info('MSG Testnofication von node_helper für MMM-Navigate erhalten, Payload: '+payload.message);
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}else if(notification === 'CW'){
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//console.log('Rotary Info CW erhalten');
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this.naviaction(payload);
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}else if(notification === 'CCW'){
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//console.log('Rotary Info CCW erhalten');
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this.naviaction(payload);
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}else if(notification === 'pressed'){
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//console.log('Rotary Info pressed erhalten');
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this.naviaction(payload);
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}
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},
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});

‎node_helper.js‎

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/* Magic Mirror
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* Node Helper: {MMM-Navigate}
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*
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* By {AxLED}
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* {MIT} Licensed.
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*/
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//Debugging
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//tail -f ~/.pm2/logs/mm-out-0.log
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//tail -f ~/.pm2/logs/mm-error-0.log
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const Gpio = require('onoff').Gpio
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const moment = require('moment');//needed for time
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var NodeHelper = require("node_helper");
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last_time = '';
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helfer = '';
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module.exports = NodeHelper.create({
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// Subclass start method.
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start: function() {
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var self = this;
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//console.log("Starting node helper for: " + self.name);
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//this.intializeButtons();
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this.loaded = false;
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},
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intializeButtons: function() {
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//Rotary Code...
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var self = this;
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console.log('MMM-Navigate, listen on GPIO PINs (BCM): '+self.config.GPIOPins[0]+','+self.config.GPIOPins[1]+','+self.config.GPIOPins[2]);
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const A = new Gpio(self.config.GPIOPins[0], 'in', 'both',{debounceTimeout : 20 }) //BCM Pin 26
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const B = new Gpio(self.config.GPIOPins[1], 'in', 'both',{debounceTimeout : 20 }) //BCM Pin 20
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const C = new Gpio(self.config.GPIOPins[2], 'in', 'both',{debounceTimeout : 20 }) //BCM Pin 19*/
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A.watch(function (err, value) {
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if (err) {
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throw err
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}
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//console.log('A triggered: ' + value)
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helfer = f2('A',value);
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})
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B.watch(function (err, value) {
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if (err) {
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throw err
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}
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//console.log('B triggered: ' + value)
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helfer = f2('B',value);
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})
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C.watch(function (err, value) {
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if (err) {
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throw err
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}
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//console.log('C triggered: ' + value)
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helfer = f2('C',value);
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})
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//Variables
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seq_contacts = '';
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seq_value = '';
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action = '';
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function f2(contact, value){
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seq_contacts = seq_contacts + contact;
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seq_value = seq_value + value;
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if(last_time==''){//set if not already set
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last_time = moment();
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}
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var b = moment();
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var vdiff = b.diff(last_time,'millisecond');
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//for A & B ist timediff needed, for C not really
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if((seq_contacts.indexOf('A')!=-1 || seq_contacts.indexOf('B')!=-1) && (seq_contacts.indexOf('C')==-1)){
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if(vdiff>30){
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action = frichtung(seq_contacts+seq_value);
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//console.log('Zeitdifferenz:',b.diff(last_time,'millisecond'));
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//console.log('seq_contacts/value:', seq_contacts+seq_value);
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//console.log('action: ',action);
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sleep_ms(200);
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//reset variables
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last_time = '';
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seq_contacts = '';
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seq_value = '';
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}else if(vdiff>40){
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//console.log('Zeitdifferenz:',b.diff(last_time,'millisecond'));
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//console.log('seq_contacts/value:', seq_contacts+seq_value);
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//reset variables
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last_time = '';
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seq_contacts = '';
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seq_value = '';
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}
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}else if(seq_contacts.indexOf('C')!=-1){//only react on C0 which is C-Button Press (not C-Button UP)
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//console.log('C');
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action = frichtung('C0');
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//console.log('Zeitdifferenz:',b.diff(last_time,'millisecond'));
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//console.log('seq_contacts/value:', seq_contacts+seq_value);
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//console.log('action: ',action);
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sleep_ms(250);
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//reset variables
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last_time = '';
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seq_contacts = '';
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seq_value = '';
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}
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if(action=='CW'){
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self.sendSocketNotification('CW',{inputtype: 'CW'});
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action = '';
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return;
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}else if(action=='CCW'){
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self.sendSocketNotification('CCW',{inputtype: 'CCW'});
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action = '';
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return;
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}else if(action=='pressed'){
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self.sendSocketNotification('pressed',{inputtype: 'pressed'});
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action = '';
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return;
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}
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action = '';
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return;
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}
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// Milliseconds
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function sleep_ms(millisecs) {
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var initiation = new Date().getTime();
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while ((new Date().getTime() - initiation) < millisecs);
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}
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function frichtung(seq){
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switch(seq){
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//CW
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case 'A0':
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case 'AA00':
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case 'AA10':
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case 'AB00':
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case 'AB01':
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case 'AB11':
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case 'ABA010':
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case 'ABA000':
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case 'ABABAB110011':
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case 'BA01':
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case 'BA10':
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case 'BAABA10001':
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case 'BAA010':
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case 'BAB011':
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case 'BABA1001':
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case 'BABAB00011':
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case 'BABAB10011':
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case 'BABAB10010':
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case 'BABA0001':
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case 'AABAB10011':
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case 'ABA001':
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case 'BAABA00001':
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case 'BAABB10001':
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seq = 'CW';
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return seq;
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break;
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//CCW
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case 'AB01':
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case 'AB10':
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case 'ABA000':
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case 'ABA011':
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case 'ABB001':
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case 'ABAA1000':
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case 'ABABA10000':
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case 'ABABB10001':
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case 'B0':
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case 'BA00':
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case 'BA11':
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case 'BB01':
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case 'BB10':
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case 'BAA000':
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case 'BAB001':
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case 'BABABB000001':
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case 'BABABA010001':
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case 'BBAB1001':
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case 'BBABA10001':
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case 'BBABA10000':
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case 'BBABB10001':
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case 'ABABA10011':
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case 'ABAB1001':
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seq = 'CCW';
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return seq;
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break;
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//Rotary pressed
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case 'C0':
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case 'CC00':
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case 'CC01':
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case 'CC10':
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case 'CCCC1010':
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seq = 'pressed';
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return seq;
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break;
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}
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}
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},
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// Override socketNotificationReceived method.
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socketNotificationReceived: function(notification, payload) {
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if (notification === 'START') {
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console.log("Working notification system. Notification:", notification, "payload: ", payload);
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// Send notification
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this.sendSocketNotification('MSG', {message: 'test'});
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}else if (notification === 'BUTTON_CONFIG') {
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this.config = payload.config;
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this.intializeButtons();
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};
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},
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});

‎package.json‎

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{
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"name": "MagicMirror-Module-Navigate",
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"version": "1.0.0",
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"description": "A module to connect a rotary encoder for MM Navigation",
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"main": "MMM-Navigate.js",
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"author": "AxLED",
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"license": "MIT",
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"dependencies": {
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"onoff": "latest"
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}
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}

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