refactored added new LCD

mqtt.h

@@ -0,0 +1,63 @@
+#pragma once
+
+#include "Arduino.h"
+#include "mqtt.h"
+#include "config.h"
+
+#include <WiFi.h>         // ESP32 WiFi driver
+#include <PubSubClient.h> // For MQTT
+#include <string>
+#include "RunningMedian.h"
+
+
+void initMQTT( void );
+void handleMQTT( void );
+bool initWifi();
+
+uint32_t getDeviceID( void );
+
+void publishSingle(uint32_t value, char *topic);
+
+class mqttSensor
+{
+  char _topic[50];
+  char _topic_1h[50];
+  char _topic_24h[50];
+  const String _name;
+  uint32_t _value;
+  RunningMedian _average1h;
+  RunningMedian _average24h;
+  public:
+
+  mqttSensor(String name, String deviceID, uint8_t avgSamples): _name(name), 
+                                                                _average1h(avgSamples),
+                                                                _average24h(avgSamples*24)
+  {
+    sprintf(_topic, "Sensors/%s/%s", deviceID.c_str(),name.c_str() );
+    sprintf(_topic_1h, "Sensors/%s/%s/1h/", deviceID.c_str(),name.c_str() );
+    sprintf(_topic_24h, "Sensors/%s/%s/24h/", deviceID.c_str(),name.c_str() );
+  }
+
+
+  void publish(void)
+  {
+    publishSingle(_value, _topic);
+    publishSingle(_average1h.getMedian(),_topic_1h);
+    publishSingle(_average24h.getMedian(),_topic_24h);
+  }
+
+  virtual void set(uint32_t value)
+  {
+    _value = value;
+    _average1h.add(_value);
+    _average24h.add(_value);
+  }
+
+  uint32_t value()  {return _value;}
+
+  void print( void )
+  {
+    Serial.printf("sensor:%s = %d\n",_name.c_str(), _value);
+  }
+
+};