267 lines
7.4 KiB
HTML
267 lines
7.4 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<meta charset="UTF-8" />
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<title>Countdown Timer</title>
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<meta property="og:title" content="Countdown Timer" />
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<meta property="og:image" content="http://shots.wayl.one/shot/?url=https://timer.wayl.one/&height=630&width=1200&scaled_width=1200&scaled_height=630&selectors=" />
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<meta property="og:description" content="A simple large display countdown timer, its just counts down" />
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<meta property="og:url" content="https://timer.wayl.one/" />
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<meta property="og:type" content="website" />
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<meta property="og:site_name" content="Countdown Timer" />
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<meta name="twitter:card" content="summary_large_image" />
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<meta name="twitter:title" content="Countdown Timer" />
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<meta name="twitter:description" content="A simple large display countdown timer, its just counts down" />
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<meta name="twitter:image" content="http://shots.wayl.one/shot/?url=https://timer.wayl.one/&height=630&width=1200&scaled_width=1200&scaled_height=640&selectors=" />
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<style>
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html, body {
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margin: 0;
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padding: 0;
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background: black;
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color: lime;
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height: 100%;
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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font-family: monospace;
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user-select: none;
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}
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#title {
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font-size: 4vw;
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margin-bottom: 2vh;
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padding: 2rem 0;
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outline: none;
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text-align: center;
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min-height: 4vw;
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width: 100%;
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}
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#countdown {
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font-size: 20vw;
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padding: 0 5vw;
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text-align: center;
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white-space: nowrap;
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cursor: pointer;
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}
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.modal-overlay {
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position: fixed;
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top: 0;
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left: 0;
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width: 100vw;
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height: 100vh;
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background: rgba(0, 0, 0, 0.75);
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display: none;
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justify-content: center;
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align-items: center;
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z-index: 1000;
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}
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.modal {
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box-shadow: 0 0 3rem 1rem #00ff0017;
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background: black;
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border: 2px solid lime;
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border-radius: 0.5rem;
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padding: 2rem;
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max-width: 90%;
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color: lime;
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text-align: left;
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font-size: 1.5rem;
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}
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.modal h2 {
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margin-top: 0;
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color: #008e00;
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}
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.modal ul {
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color: #00ae00;
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}
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</style>
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</head>
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<body>
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<div id="title" contenteditable="true"></div>
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<div id="countdown" contenteditable="true">00:05:00</div>
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<!-- Modal -->
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<dialog id="modal-overlay" class="modal-overlay">
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<div class="modal">
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<h2>Help</h2>
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<p>
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It's just a countdown timer, it counts down.
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</p>
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<p>
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Use query parameters to change the time ex. ?hr=5&min=30&sec=0
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</p>
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<p>
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Start typing to give it a title.
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</p>
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<p>
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Copy with <kbd>Ctrl</kbd> + <kbd>c</kbd>
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</p>
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</div>
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</dialog>
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<script>
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const urlParams = new URLSearchParams(window.location.search);
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const title = urlParams.get('title');
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const title_el = document.getElementById('title')
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if (title) {
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title_el.textContent = title;
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}
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const countdownEl = document.getElementById("countdown");
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let endTime = null;
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let timerRunning = false;
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let wakeLock = null;
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function parseTime(text) {
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const parts = text.split(":").map(p => parseInt(p, 10));
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if (parts.length === 3) {
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const [h, m, s] = parts;
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return (h * 3600 + m * 60 + s) * 1000;
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} else if (parts.length === 2) {
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const [m, s] = parts;
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return (m * 60 + s) * 1000;
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}
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return 0;
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}
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function formatTime(ms) {
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let totalSeconds = Math.floor(ms / 1000);
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const h = Math.floor(totalSeconds / 3600);
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const m = Math.floor((totalSeconds % 3600) / 60);
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const s = totalSeconds % 60;
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return (
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String(h).padStart(2, "0") + ":" +
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String(m).padStart(2, "0") + ":" +
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String(s).padStart(2, "0")
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);
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}
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function startCountdown(durationMs) {
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const now = Date.now();
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endTime = now + durationMs;
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timerRunning = true;
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updateCountdown();
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}
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function updateCountdown() {
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if (!timerRunning) return;
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const now = Date.now();
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const remaining = endTime - now;
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if (remaining <= 0) {
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countdownEl.textContent = "00:00:00";
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timerRunning = false;
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return;
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}
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countdownEl.textContent = formatTime(remaining);
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requestAnimationFrame(updateCountdown);
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}
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countdownEl.addEventListener("blur", () => {
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const text = countdownEl.textContent.trim();
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const ms = parseTime(text);
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if (ms > 0) {
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startCountdown(ms);
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}
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});
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countdownEl.addEventListener("keydown", (e) => {
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if (e.key === "Enter") {
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countdownEl.blur();
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e.preventDefault();
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}
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});
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// ---- Modal logic ----
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const overlay = document.getElementById('modal-overlay');
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function toggleModal() {
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if (overlay.style.display === 'none') {
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overlay.style.display = 'flex';
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} else {
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overlay.style.display = 'none';
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}
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}
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function hideModal() {
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overlay.style.display = 'none';
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}
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document.addEventListener('keydown', e => {
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if (e.key === 'c' && e.ctrlKey) {
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const time = countdownEl.textContent;
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navigator.clipboard.writeText(time);
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} else if (e.key === 'Enter' && !(document.activeElement === title_el)) {
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// toggleTimer();
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} else if (e.key === 'Escape' && document.activeElement === title_el) {
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title_el.blur();
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} else if (e.key === 'Escape') {
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hideModal();
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} else if (e.code === 'Space' && !(document.activeElement === title_el)) {
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// toggleTimer();
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} else if (e.key === '?' && !title_el.isFocused) {
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toggleModal();
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} else if (e.key === '?') {
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} else if (e.keyCode === 191) {
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} else if (e.ctrlKey && e.key === 'a'){
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title_el.focus();
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} else if (e.ctrlKey){
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} else if (e.shiftKey){
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} else if (overlay.style.display === 'flex') {
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} else {
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title_el.focus();
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}
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})
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// on change of title update query params
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title_el.addEventListener('input', () => {
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const new_title = title_el.textContent;
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const url = new URL(window.location);
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url.searchParams.set('title', new_title);
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window.history.replaceState({}, '', url);
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});
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// Support query params (e.g. ?min=3&sec=30)
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function getInitialTimeFromQuery(urlParams) {
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const hr = parseInt(urlParams.get("hr") || "0", 10);
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const min = parseInt(urlParams.get("min") || "0", 10);
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const sec = parseInt(urlParams.get("sec") || "0", 10);
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const totalMs = (hr * 3600 + min * 60 + sec) * 1000;
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return totalMs > 0 ? totalMs : 5 * 60 * 1000; // default to 5 min
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}
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// Keep screen awake
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async function requestWakeLock() {
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try {
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if ("wakeLock" in navigator) {
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wakeLock = await navigator.wakeLock.request("screen");
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console.log("Wake lock acquired");
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}
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} catch (err) {
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console.warn("Wake lock not available:", err);
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}
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}
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document.addEventListener("visibilitychange", () => {
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if (wakeLock && document.visibilityState === "visible") {
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requestWakeLock();
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}
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});
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const initialMs = getInitialTimeFromQuery(urlParams);
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countdownEl.textContent = formatTime(initialMs);
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startCountdown(initialMs);
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requestWakeLock();
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</script>
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</body>
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</html>
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