77 lines
2.1 KiB
JavaScript
77 lines
2.1 KiB
JavaScript
// update age
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function updateAge() {
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const difference = (Date.now() - 1182722400000) / (1000 * 60 * 60 * 24 * 365);
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age.textContent = difference.toFixed(4);
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}
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// wrapper for setInterval
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const runEvery = (task, ms) => {
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task()
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setInterval(task, ms)
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}
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// smooth scrolling
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const smoothScrollLinks = document.querySelectorAll('a[href^="#"]');
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smoothScrollLinks.forEach(link => {
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link.addEventListener('click', event => {
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event.preventDefault();
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const target = document.querySelector(event.target.hash);
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target.scrollIntoView({ behavior: 'smooth' });
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});
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});
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// theme management
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switch_theme?.addEventListener('click', () => {
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const theme = localStorage.getItem('theme');
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localStorage.setItem('theme', theme === 'light' ? 'dark' : 'light');
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document.body.classList.toggle('dark')
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})
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// command management
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const TAB = ' ';
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command?.addEventListener('focusout', () => {
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setTimeout(() => command.focus(), 0);
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})
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command?.addEventListener('keydown', e => {
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if (e.key === 'Enter') {
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const [commandName, ...args] = e.target.value.split(' ') || [e.target.value]
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const command = COMMANDS.find(c => c.name === commandName)
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if (!command) {
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result.textContent = 'invalid command';
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return
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}
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const { arguments, output } = command;
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for (const i in arguments) {
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const argument = arguments[i]
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if (argument.required && !args[i]) {
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result.textContent = `argument ${argument.name} is missing`;
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return
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}
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const errorMessage = argument.check(argument.multiword ? args.join(' ') : args[i])
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if (typeof errorMessage === 'string') {
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result.textContent = `error while executing ${command.name}: ${errorMessage}`;
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return
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}
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}
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result.innerHTML = output(...args).replaceAll(TAB, '')
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}
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})
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// run all tasks
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if (typeof age !== 'undefined') runEvery(updateAge, 10 * 1000)
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command?.focus()
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// initial theme configuration
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const theme = localStorage.getItem('theme');
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if (theme === 'dark')
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document.body.classList.add('dark') |