test/public/js/printerApi.js

function createPrinter() {
    const {nameInput, priceInput, buildVolumeInput, maxSpeedInput} = getCreateModalValues();

    clearCreateModalValues();

    fetch('/printer', {method: 'POST', body: JSON.stringify({
            name: nameInput,
            price: Number(priceInput),
            build_volume: buildVolumeInput,
            max_speed: Number(maxSpeedInput),
        })}).then(response => {
        if (response.ok) {
            const tableBody = document.getElementById('table-body');
            response.json().then(printer => {
                addPrinterToTable(tableBody, printer);
            });
        }
    });
}

function editPrinter(printerId) {
    const {nameInput, priceInput, buildVolumeInput, maxSpeedInput} = getEditModalValues();

    fetch(`/printer/${printerId}`, {method: 'PUT', body: JSON.stringify({
            name: nameInput,
            price: Number(priceInput),
            build_volume: buildVolumeInput,
            max_speed: Number(maxSpeedInput),
        })}).then(response => {
        if (response.ok) {
            response.json().then(printer => {
                document.getElementById(`printer${printer.id}:name`).textContent = printer.name;
                document.getElementById(`printer${printer.id}:price`).textContent = printer.price;
                document.getElementById(`printer${printer.id}:build_volume`).textContent = printer.build_volume;

                document.getElementById(`printer${printer.id}:max_speed`).textContent = printer.max_speed;

                const editButton = document.getElementById(`printer${printer.id}:editButton`);
                setEditButtonOnClick(editButton, printer);

                const viewButton = document.getElementById(`printer${printer.id}:viewButton`);
                setViewButtonOnClick(viewButton, printer);
            });
        }
    });
}

function deletePrinter(printerId) {
    fetch(`/printer/${printerId}`, {method: 'DELETE'}).then(response => {
        if (response.ok) {
            removePrinterFromTable(printerId);
        }
    });
}