scripts.js

const toggleSwitch = document.querySelector('.onoffswitch-checkbox');

function switchTheme(e) {
    if (e.target.checked) {
        document.documentElement.setAttribute('theme', 'light');
    }
    else {
        document.documentElement.setAttribute('theme', 'dark');
    }    
    adjustLinks(e);
}

toggleSwitch.addEventListener('change', switchTheme, false);

function adjustLinks(e){
    link1 = document.querySelector(".link1");
    link2 = document.querySelector(".link2");
    if (e.target.checked){
        link1.innerHTML = "code";
        link1.setAttribute("href", "https://github.com/taanguyen");
        link2.innerHTML = "blog";
        link2.setAttribute("href","https://taanguyen.github.io/blog/");
    }    
    else{
        link1.innerHTML = "read";
        link1.setAttribute("href", "#");
        link2.innerHTML = "compose music";
        link2.setAttribute("href","https://youtu.be/jyZd-84vZ_w");
    }
}