166 lines
4.0 KiB
HTML
Executable File
166 lines
4.0 KiB
HTML
Executable File
<html>
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<script src="src/ketr-photos/fetch.js"></script>
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<base href="/photos/">
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<body>
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<style>
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body {
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margin: 0;
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padding: 0;
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}
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#photo {
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position: fixed;
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display: inline-block;
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top: 0;
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right: 0;
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bottom: 0;
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left: 0;
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background-repeat: no-repeat;
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background-position: 50% 50%;
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background-size: contain;
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background-color: #222;
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}
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#placeholder {
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position: absolute;
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left: -1000px;
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display: none;
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}
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#info {
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position: absolute;
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bottom: 0px;
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left: 0px;
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right: 0px;
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padding: 0.5em 1em;
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background-color: #444;
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color: white;
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font-size: 1em;
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line-height: 1em;
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}
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</style>
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<img id="placeholder"></img>
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<div id="photo">
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</div>
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<div id="info">
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Loading photoset...
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</div>
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<script>
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var base, placeholder, info, photos = [], photoIndex;
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function shuffle(array) {
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var index = array.length, tmp, random;
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while (index) {
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random = Math.floor(Math.random() * index);
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index--;
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// And swap it with the current element.
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tmp = array[index];
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array[index] = array[random];
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array[random] = tmp;
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}
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return array;
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}
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function loadPhoto(index) {
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var photo = photos[index];
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placeholder.src = base + photo.path /* + "thumbs/scaled/"*/ + photo.filename;
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}
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function nextPhoto() {
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photoIndex = (photoIndex + 1) % photos.length;
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loadPhoto(photoIndex);
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}
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var scheduled = false;
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function schedule() {
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if (scheduled) {
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clearTimeout(scheduled);
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}
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scheduled = setTimeout(function () {
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scheduled = undefined;
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nextPhoto();
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}, 3 * 1000);
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}
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document.addEventListener("DOMContentLoaded", function() {
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var tmp = document.querySelector("base");
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if (tmp) {
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base = new URL(tmp.href).pathname.replace(/\/$/, "") + "/"; /* Make sure there is a trailing slash */
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} else {
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base = "/";
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}
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document.addEventListener("keydown", function(event) {
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if (event.keyCode == 37) { /* left */
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if (photoIndex == 0) {
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photoIndex = photos.length;
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}
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photoIndex--;
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loadPhoto(photoIndex);
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return;
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}
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if (event.keyCode == 39) { /* right */
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photoIndex = (photoIndex + 1) % photos.length;
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loadPhoto(photoIndex);
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return;
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}
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console.log(event.keyCode);
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});
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info = document.getElementById("info");
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placeholder = document.getElementById("placeholder");
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placeholder.onload = function() {
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var item = photos[photoIndex],
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days = [ "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday" ],
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months = [ "January", "February", "March", "April", "May", "June",
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"July", "August", "September", "October", "November", "December" ],
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taken = new Date(item.taken);
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info.textContent = "Photo taken on " +
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days[taken.getDay()] + ", " +
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months[taken.getMonth()] + " " +
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taken.getDate() + " " +
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taken.getFullYear();
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photo.style.backgroundImage = "url(" + placeholder.src + ")";
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schedule();
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};
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placeholder.onerror = function() {
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info.textContent = "Error loading photo. Trying next photo.";
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nextPhoto();
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}
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window.fetch("api/v1/photos/holiday/memorial%20day", function(error, xhr) {
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if (error && xhr.status != 404) {
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console.log("Unable to fetch holiday: " + error);
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return;
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}
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var results;
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try {
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results = JSON.parse(xhr.responseText);
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} catch (___) {
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info.textContent = "Unable to parse results"
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return;
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}
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if (results.items.length) {
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photos = shuffle(results.items);
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photoIndex = -1;
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nextPhoto();
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} else {
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info.textContent = "No photos found.";
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}
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});
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});
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</script>
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</body>
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