Class DataHandler that handle data formatting in json from sensors

lib/DataHandler/DataHandler.cpp

@@ -0,0 +1,25 @@
+#include "DataHandler.hpp"
+
+DataHandler::DataHandler() {}
+
+void DataHandler::updateTemperatureData(float temp) {
+    temperature = temp;
+}
+
+void DataHandler::updateHumidityData(float hum) {
+    humidity = hum;
+}
+
+String DataHandler::getJsonData() {
+    return buildJson();
+}
+
+String DataHandler::buildJson() {
+    StaticJsonDocument<200> document; // Taille = 200
+    document["temperature"] = temperature;
+    document["humidity"] = humidity;
+
+    String jsonFormattedData;
+    serializeJson(document, jsonFormattedData);
+    return jsonFormattedData;
+}

lib/DataHandler/DataHandler.hpp

@@ -0,0 +1,21 @@
+#ifndef DATAHANDLER_HPP
+#define DATAHANDLER_HPP
+
+#include <ArduinoJson.h>
+
+class DataHandler {
+public:
+    DataHandler();
+    String getJsonData();
+
+    void updateTemperatureData(float temperature);
+    void updateHumidityData(float humidity);
+        
+private:
+    float temperature;
+    float humidity;
+
+    String buildJson();
+};
+
+#endif

platformio.ini

@@ -14,3 +14,4 @@ board = nodemcuv2
 framework = arduino
 lib_deps = tzapu/WiFiManager@^0.16.0
            bbx10/DNSServer@^1.1.0
+           ArduinoJson

src/main.cpp

@@ -3,13 +3,26 @@
 #include <ESP8266WebServer.h>
 
 #include "ServerHandler.hpp"
+#include "DataHandler.hpp"
 
 ServerHandler serverHandler;
+DataHandler dataHandler;
+
+int cpt = 0;
 
 void setup() {
+    Serial.begin(9600);
+
+    dataHandler.updateTemperatureData(20.0);
+    dataHandler.updateHumidityData(3.141592);
+
     serverHandler.setup("Redmi Note 10", "bbooksdd");
 }
 
 void loop() {
     serverHandler.loop();
+
+    Serial.println(dataHandler.getJsonData());
+    dataHandler.updateTemperatureData(cpt++);
+    delay(1000);
 }