Calculator not working with multiple operand presses

// Set of Debuggers
// console.log('Counter_Operator is at : ' + counter_operator)
// console.log('Counter_Buttons is at : ' + counter_buttons)
// console.log('=============EQUALS WAS HIT ==========');
// console.log('Number 1 : ' + number1);
// console.log('Number 2 : ' + number2);
// console.log('Sign : ' + sign);

const calc = document.querySelector('#calculator');
const buttons = document.querySelectorAll('.number');
const screen = document.querySelector('.screen');
const clear = document.querySelector('.all-clear');
const enter = document.querySelector('.equal-sign');
const decimal = document.querySelector('.decimal');
const operator = document.querySelectorAll('.operator');
let number1 = '';
let number2 = '';
let sign = '';
let result = 0;
let counter_buttons = 0;
let counter_operator = 0;


// buttons.forEach((button) => {
//     button.addEventListener('click', () => {
//         if (screen.value == 0) {
//             screen.value = '';
//         }
//         else if (counter_buttons === 1) {
//             screen.value = '';
//             counter_buttons = 0;
//             counter_operator = 1;
//         }
//         screen.value += button.value;
//         console.log('Counter_Operator is at : ' + counter_operator);
//         console.log('Counter_Buttons is at : ' + counter_buttons);
//     });
// });

// operator.forEach((button) => {
//     button.addEventListener('click', () => {
//         if (counter_buttons === 0) {
//             number1 = parseInt(screen.value);
//             counter_buttons = 1;
//         }
//         else if (counter_operator === 1) {
//             number2 = parseInt(screen.value);
//             counter_operator = 0;
//             screen.value = operate(number1, number2, sign);
//             number1 = operate(number1, number2, sign);
//         }
//         sign = button.value;
//         console.log('Counter_Operator is at : ' + counter_operator);
//         console.log('Counter_Buttons is at : ' + counter_buttons);
//     });
// });

buttons.forEach((button) => {
    button.addEventListener('click', () => {
        if (screen.value == 0) {
            screen.value = '';
        }
        else if (counter_buttons === 1) {
            screen.value = '';
            counter_buttons = 0;
            counter_operator = 1;
        }
        screen.value += button.value;
    });
});

operator.forEach((button) => {
    button.addEventListener('click', () => {
        if (counter_buttons === 0) {
            number1 = parseInt(screen.value);
            counter_buttons = 1;
        }
        else if (counter_operator === 1) {
            number2 = parseInt(screen.value);
            screen.value = operate(number1, number2, sign);
            number1 = parseInt(screen.value);
            counter_buttons = 1;
            counter_operator = 2;
        }
        else if (counter_operator === 2) {
            number2 = parseInt(screen.value);
            screen.value = operate(number1, number2, sign);
            counter_buttons = 1;
            counter_operator = 1;

        }
        console.log('Counter_Operator is at : ' + counter_operator);
        console.log('Counter_Buttons is at : ' + counter_buttons);
        sign = button.value;
    });
});


enter.addEventListener('click', () => {
    number2 = parseInt(screen.value);
    operate(number1, number2, sign);
    console.log('Counter_Operator is at : ' + counter_operator);
    console.log('Counter_Buttons is at : ' + counter_buttons);

    // if((number1 =! '') && (number2 =! '')) {

    //     operate(number1, number2, sign);
    // }
})

clear.addEventListener('click', () => {
    screen.value = '0';
    number1 = '';
    number2 = '';
    counter_buttons = 0;
    counter_operator = 0;
});



const addition = (a, b) => {
    // console.log('In addition(), a is : ' + a + ' and b is : ' + b)
    return a + b;
}

const subtraction = (a, b) => {
    // console.log('In subtraction(), a is : ' + a + ' and b is : ' + b)
    return a - b;
}

const multiplication = (a, b) => {
    // console.log('In multiplication(), a is : ' + a + ' and b is : ' + b)
    return a * b;
}

const division = (a, b) => {
    // console.log('In division(), a is : ' + a + ' and b is : ' + b)
    return a / b;
}

const operate = (a, b, operator) => {
    if (operator == '+') {
        // console.log('In operate(), a is : ' + a + ' and b is : ' + b)
        screen.value = addition(a, b);
    }
    else if (operator == '-') {
        screen.value = subtraction(a, b);
    }
    else if (operator == '*') {
        screen.value = multiplication(a, b);
    }
    else {
        screen.value = division(a, b);
    }
    console.log('Number 1 : ' + number1);
    console.log('Number 2 : ' + number2);
    console.log('Sign : ' + sign);
};