#include <EEPROM.h>

// counter rainfall and debounce correction
#define interruptPin  4
#define LED_pin 22

// debounce correction time
unsigned long button_time = 0;
unsigned long last_button_time = 0;

int count = 0;

void IRAM_ATTR handleInterrupt() {
  digitalWrite(LED_pin, !digitalRead(LED_pin));
  button_time = millis();
  if (button_time - last_button_time > 350) {
    count++;
    last_button_time = button_time;
  }
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);

  pinMode(LED_pin, OUTPUT);
  pinMode(interruptPin, INPUT);
  attachInterrupt(interruptPin, handleInterrupt, FALLING);

  

}

void loop() {
  Serial.println(count);
  delay(1000);
}

void EEPROMWritelong(int address, long count) {
  byte two = (count & 0xFF);
  byte one = ((count>>8) & 0xFF);
  EEPROM.write(address, two);
  EEPROM.write(address+1, one);
}

long EEPROMReadlong(long address) {
  long two = EEPROM.read(address);
  long one = EEPROM.read(address+1);
  return((two<<0)&0xFF)+((one<<8)&0xFFFF);
}