working next event line

libs/common.js

@@ -18,4 +18,22 @@ module.exports = {
     pause: async (time) => {
         await new Promise(resolve => setTimeout(resolve, time));
     },
+    nextEvent: async (time) => {
+
+        time = time.match(/.{11}$/gm)
+        time = time[0].toLowerCase()
+
+        var hours = parseInt(time.substr(0, 2));
+        if (time.indexOf('am') != -1 && hours == 12) {
+            time = time.replace('12', '0');
+        }
+        if (time.indexOf('pm') != -1 && hours < 12) {
+            time = time.replace(hours, (hours + 12));
+        }
+            
+        
+        time = time.replace(/(am|pm)/, '');
+        time = time.replace(/ /g,'')      
+        return time.substring(0, time.length - 3);
+    }
 }

libs/globalVars.js

@@ -1,6 +1,6 @@
 class globalVariables {
     waterOn = "";
-    initialWater = "";
+    waterNextEvent = "";
  }
 
 module.exports = new globalVariables();

libs/lcd.js

@@ -2,7 +2,6 @@ const LCD = require('raspberrypi-liquid-crystal');
 const common = require('./common')
 const globalVars = require('./globalVars')
 const clock = require('./clock');
-const { time } = require('./clock');
 
 const lcd = new LCD(1, 0x27, 20, 4);
 
@@ -22,7 +21,7 @@ module.exports = {
         lcd.printLineSync(1, 'MiGenie Status')
         lcd.printLineSync(2, '             By Karl')
         await common.pause(3000)
-        module.exports.heading('Hot Water')
+        module.exports.heading('Water-')
     },
     heading: async (title) => {
         lcd.clearSync();
@@ -34,10 +33,17 @@ module.exports = {
         f = await clock.time()
         lcd.printSync(f)
     },
-    heatingStatus: async (input) => {
+    waterStatus: async (input) => {
-        lcd.setCursorSync(0, 3);
+        lcd.setCursorSync(6, 2);
         lcd.printSync('                    ')
-        lcd.setCursorSync(0, 3);
+        lcd.setCursorSync(6, 2);
-        lcd.printSync('    ' + input)
+        lcd.printSync(input)
+    },
+    waterNextEvent: async (input) => {
+        lcd.printLineSync(3, 'Next Event-')
+        lcd.setCursorSync(11, 3);
+        lcd.printSync('                    ')
+        lcd.setCursorSync(11, 3);
+        lcd.printSync(input)
     },
 }

modules/hotwater.js

@@ -1,6 +1,7 @@
 const http = require('http')
 const globalVars = require('../libs/globalVars')
 const led = require('../libs/led')
+const common = require('../libs/common')
 
 const lcd = require('../libs/lcd')
 
@@ -23,29 +24,38 @@ module.exports = {
             });
 
             // Once we're done streaming the response, parse it as json.
-            response.on('end', function () {
+            response.on('end',async function () {
                 var data = JSON.parse(content);
                 let waterOn = data.waterOn
+            
+                var time = await common.nextEvent(data.nextScheduleEventUtcTime)
+
+                globalVars.waterNextEvent = time
+
                 if (globalVars.waterOn === "" || globalVars.waterOn === "error") {
                     if (waterOn === 'true') {
-                        lcd.heatingStatus('Heating')
+                        lcd.waterStatus('Heating')
+                        lcd.waterNextEvent(globalVars.waterNextEvent)
                         led.set('red')
                         globalVars.waterOn = waterOn
                     } else {
-                        lcd.heatingStatus('Not Heating')
+                        lcd.waterStatus('Not Heating')
                         led.set('blue')
                         globalVars.waterOn = waterOn
+                        lcd.waterNextEvent(globalVars.waterNextEvent)
                     }
                 } else {
                     if (waterOn != globalVars.waterOn) {
                         if (waterOn === 'true') {
-                            lcd.heatingStatus('Heating')
+                            lcd.waterStatus('Heating')
                             led.set('red')
                             globalVars.waterOn = waterOn
+                            lcd.waterNextEvent(globalVars.waterNextEvent)
                         } else {
-                            lcd.heatingStatus('Not Heating')
+                            lcd.waterStatus('Not Heating')
                             led.set('blue')
                             globalVars.waterOn = waterOn
+                            lcd.waterNextEvent(globalVars.waterNextEvent)
                         }
                     }
                 }
@@ -54,9 +64,9 @@ module.exports = {
 
         // Report errors
         request.on('error', function (error) {
-            lcd.heatingStatus('Error')
+            lcd.waterStatus('Error')
             led.set('green')
-            lcd.heatingStatus('Error No Data')
+            lcd.waterStatus('Error No Data')
             globalVars.waterOn = 'error'
         });