#include <Bounce2.h>

#define BUTTON1_PIN 2   
#define BUTTON2_PIN 10
#define RELAY1_PIN 3
#define RELAY2_PIN 4
#define RELAY3_PIN 5
#define RELAY4_PIN 5
#define RELAY5_PIN 7
#define RELAY6_PIN 9

Bounce button1 = Bounce();
Bounce button2 = Bounce();

uint8_t button1PressCount = 0;
unsigned long button1_press_time = 0;

void setup() {
    pinMode(BUTTON1_PIN, INPUT_PULLUP);
    pinMode(BUTTON2_PIN, INPUT_PULLUP);
    pinMode(RELAY1_PIN, OUTPUT);
    pinMode(RELAY2_PIN, OUTPUT);
    pinMode(RELAY3_PIN, OUTPUT);
    pinMode(RELAY4_PIN, OUTPUT);
    pinMode(RELAY5_PIN, OUTPUT);
    pinMode(RELAY6_PIN, OUTPUT);

    button1.attach(BUTTON1_PIN);
    button1.interval(5);
    button2.attach(BUTTON2_PIN);
    button2.interval(5);
}

void loop() {
    button1.update();
    button2.update();

    if(button1.rose()) {
        unsigned long duration = millis() - button1_press_time;
        if(duration >= 4000)
            digitalWrite(RELAY5_PIN, LOW);
        else if(duration >= 2000)
            digitalWrite(RELAY5_PIN, HIGH);
        else {
            button1PressCount++;
      switch (button1PressCount) {
        case 1: digitalWrite(RELAY1_PIN, HIGH); break;
        case 2: digitalWrite(RELAY1_PIN, LOW); digitalWrite(RELAY2_PIN, HIGH); break;
        case 3: digitalWrite(RELAY3_PIN, HIGH); break;
        case 4: digitalWrite(RELAY1_PIN, LOW); digitalWrite(RELAY2_PIN, LOW); digitalWrite(RELAY3_PIN, LOW); digitalWrite(RELAY4_PIN, LOW); button1PressCount = 0; break;
        }
    }
       } else if(button1.fell()) {
        button1_press_time = millis();
    }

    if(button2.rose()){
        digitalWrite(RELAY6_PIN, HIGH);
        delay(10000);
        digitalWrite(RELAY6_PIN, LOW);
    }
}