arduino-fridge-powercontrol/main/main.ino

#include "ArduinoJson.h"

int analogPin = 3;
int data = 0;
char userInput;
char* commandVer;


void setup() {
  // put your setup code here, to run once:
  pinMode(LED_BUILTIN, OUTPUT);


  
  Serial.begin(9600);

}

void loop() {
  // put your main code here, to run repeatedly:

if(Serial.available()>0) {

    //userInput = Serial.read();

    // String input;
    //{  "command": "switch",  "arg": "one",  "state": "off", "ver":"1690931931"}
    StaticJsonDocument<96> jsonin;

    DeserializationError error = deserializeJson(jsonin, Serial);

    if (error) {
      Serial.print(F("deserializeJson() failed: "));
      Serial.println(error.f_str());
      return;
    }

    const char* command = jsonin["command"]; // "switch"
     const char* arg = jsonin["arg"]; // "one"
    const char* state = jsonin["state"]; // "off"
    const char* ver = jsonin["ver"]; // "1690931931"

    StaticJsonDocument<96> jsonout;

    jsonout["command"] = "lol";
    jsonout["arg"] = "rofl";
    jsonout["state"] = "on";
    jsonout["ver"] = "1690931337";

    serializeJson(jsonout, Serial);

   /*
    Serial.print(command);
    Serial.print(" - ");
    Serial.print(arg);
    Serial.print(" - ");
    Serial.print(state);
    Serial.print(" - ");
    Serial.println(ver);

    if(userInput == 'g') {

      data = analogRead(analogPin);
*/
/*
      digitalWrite(LED_BUILTIN, HIGH);   // turn the LED on (HIGH is the voltage level)
      delay(200);                       // wait for a second
      digitalWrite(LED_BUILTIN, LOW);    // turn the LED off by making the voltage LOW
      delay(200);   
      digitalWrite(LED_BUILTIN, HIGH);   // turn the LED on (HIGH is the voltage level)
      delay(200);                       // wait for a second
      digitalWrite(LED_BUILTIN, LOW);    // turn the LED off by making the voltage LOW
      delay(200);
      digitalWrite(LED_BUILTIN, HIGH);   // turn the LED on (HIGH is the voltage level)
      delay(200);                       // wait for a second
      digitalWrite(LED_BUILTIN, LOW);    // turn the LED off by making the voltage LOW
      delay(200);

     
      //delay(2000);
      Serial.println(data);
       */
    //}
  }
  
}