6.Furniture shop

function solve() {

    let tableBody = document.getElementsByTagName('tbody')[0];
    let inputSubmit = document.getElementById('input').querySelector('input[type="submit"');
    let checkBoxes = document.querySelectorAll('input[type="checkbox"]');

    for (let checkBox of checkBoxes) {
        checkBox.disabled = false;
    }

    inputSubmit.addEventListener('click', function (e) {
        e.preventDefault();
        generateFurniture();
    })

    function generateFurniture() {
        let input = document.getElementById('input').querySelector('textarea').value;
        let inputArray = JSON.parse(input);

        for (let object of inputArray) {
        let image = object.img;
        let newImage = document.createElement('img');
        newImage.src = image;

        let name = object.name;
        let newName = document.createElement('p');
        newName.textContent = name;

        let price = object.price;
        let newPrice = document.createElement('p');
        newPrice.textContent = price;

        let decFactor = object.decFactor;
        let newDecFactor = document.createElement('p');
        newDecFactor.textContent = decFactor;

        let newRow = document.createElement('tr');
        let imageCell = document.createElement('td');
        imageCell.appendChild(newImage);
        newRow.appendChild(imageCell);

        let nameCell = document.createElement('td');
        nameCell.appendChild(newName);
        newRow.appendChild(nameCell);

        let priceCell = document.createElement('td');
        priceCell.appendChild(newPrice);
        newRow.appendChild(priceCell);

        let decFactorCell = document.createElement('td');
        decFactorCell.appendChild(newDecFactor);
        newRow.appendChild(decFactorCell);

        let chechBoxCell = document.createElement('td');
        let newCheckInput = document.createElement('input');
        newCheckInput.type = 'checkbox';
        newCheckInput.disabled = false;
        chechBoxCell.appendChild(newCheckInput);
        newRow.appendChild(chechBoxCell);

        tableBody.appendChild(newRow);
        }
    }

    let shopSubmit = document.getElementById('shop').querySelector('input[type="submit"');
    shopSubmit.addEventListener('click', function (e) {
        e.preventDefault();
        generateOutput();
    })

    function generateOutput() {
        let tableRows = Array.from(document.querySelectorAll('tbody tr'));
        let boughtFurniture = [];
        let totalPrice = 0;
        let totalDecFactor = 0;

        for (let row of tableRows) {
            let checkBox = row.querySelector('td:last-child input[type="checkbox"]')
            if (checkBox.checked) {
                totalPrice += Number(row.querySelector('td:nth-of-type(3) p').textContent);
                totalDecFactor += Number(row.querySelector('td:nth-of-type(4) p').textContent);
                boughtFurniture.push(row.querySelector('td:nth-of-type(2) p').textContent);
            }
        }

        let avgDecFactor = (totalDecFactor / boughtFurniture.length);
        let shopTextArea = document.getElementById('shop').querySelector('textarea');

        let result = `Bought furniture: ${boughtFurniture.join(', ')}\nTotal price: ${totalPrice}\nAverage decoration factor: ${avgDecFactor}`
        shopTextArea.value = result;
    }

}