Clean up
This commit is contained in:
parent
5bdf68eabd
commit
d5aa9c43bb
15 changed files with 166 additions and 285 deletions
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@ -10,13 +10,13 @@ on:
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permissions:
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contents: read
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concurrency:
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group: 'photos-${{ github.ref }}'
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cancel-in-progress: true
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jobs:
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validate:
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runs-on: docker
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# Superseded validation runs can be cancelled freely.
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concurrency:
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group: 'photos-validate-${{ github.ref }}'
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cancel-in-progress: true
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steps:
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- uses: actions/checkout@v4
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@ -49,6 +49,11 @@ jobs:
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runs-on: docker
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needs: validate
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if: github.event_name == 'push' && github.ref == 'refs/heads/main'
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# Never cancel an in-flight deploy: rsync --delete must finish or the live
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# site can be left half-deleted. Newer deploys queue behind this one.
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concurrency:
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group: 'photos-deploy-${{ github.ref }}'
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cancel-in-progress: false
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steps:
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- uses: actions/checkout@v4
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1
.gitignore
vendored
1
.gitignore
vendored
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@ -1,6 +1,5 @@
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node_modules
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dist
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target
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.DS_Store
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public/static/photos
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src/generated
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@ -37,7 +37,7 @@ Run the full local validation suite with:
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npm run lint:check
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```
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This checks the photo catalog, generates assets, checks source photos for EXIF/XMP/IPTC metadata, type-checks, lints TypeScript and SCSS, and checks formatting.
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This generates assets (validating the photo catalog against `src/pictures/` in the process), checks source photos for EXIF/XMP/IPTC metadata, type-checks, lints TypeScript and SCSS, and checks formatting.
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Run unit tests separately:
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BIN
og-image.jpg
BIN
og-image.jpg
Binary file not shown.
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Before Width: | Height: | Size: 243 KiB |
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@ -7,7 +7,7 @@
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"scripts": {
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"dev": "node scripts/generate-assets.mjs && vite --host 0.0.0.0",
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"lint": "eslint . --fix && stylelint \"src/**/*.scss\" --fix && prettier --write .",
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"lint:check": "node scripts/check-photo-catalog.mjs && node scripts/generate-assets.mjs && node scripts/check-image-metadata.mjs && tsc --noEmit && eslint . && stylelint \"src/**/*.scss\" && prettier --check .",
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"lint:check": "node scripts/generate-assets.mjs && node scripts/check-image-metadata.mjs && tsc --noEmit && eslint . && stylelint \"src/**/*.scss\" && prettier --check .",
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"test": "vitest run",
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"test:e2e": "playwright test",
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"build": "node scripts/generate-assets.mjs && vite build"
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@ -32,9 +32,6 @@
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"url": "https://github.com/schmelczerandras/photos/issues"
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},
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"homepage": "https://schmelczer.dev/photos/",
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"browserslist": [
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"defaults"
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],
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"devDependencies": {
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"@eslint/js": "^10.0.1",
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"@playwright/test": "^1.60.0",
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@ -8,7 +8,7 @@ const rootDir = path.resolve(__dirname, '..');
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const pictureDir = path.join(rootDir, 'src/pictures');
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const files = (await readdir(pictureDir)).filter((file) =>
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file.toLowerCase().endsWith('.jpg')
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/\.jpe?g$/i.test(file)
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);
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const offenders = [];
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@ -1,84 +0,0 @@
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import { readFile, readdir } from 'node:fs/promises';
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import path from 'node:path';
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import { fileURLToPath } from 'node:url';
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const __dirname = path.dirname(fileURLToPath(import.meta.url));
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const rootDir = path.resolve(__dirname, '..');
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const sourceDir = path.join(rootDir, 'src/pictures');
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const catalogPath = path.join(rootDir, 'src/photo-catalog.json');
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const isJpeg = (file) => /\.(jpe?g)$/i.test(file);
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const formatList = (items) => items.map((item) => `- ${item}`).join('\n');
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const main = async () => {
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const sourceFiles = (await readdir(sourceDir)).filter(isJpeg).sort();
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const catalog = JSON.parse(await readFile(catalogPath, 'utf8'));
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if (!Array.isArray(catalog)) {
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throw new Error('Photo catalog must be an array.');
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}
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const catalogFiles = catalog.map((entry, index) => {
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if (!entry || typeof entry !== 'object') {
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throw new Error(`Photo catalog entry ${index + 1} must be an object.`);
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}
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if (typeof entry.file !== 'string' || entry.file.trim() === '') {
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throw new Error(`Photo catalog entry ${index + 1} is missing "file".`);
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}
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return entry.file;
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});
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const sourceFileSet = new Set(sourceFiles);
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const catalogFileSet = new Set(catalogFiles);
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const duplicateFiles = catalogFiles
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.filter((file, index) => catalogFiles.indexOf(file) !== index)
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.filter((file, index, files) => files.indexOf(file) === index)
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.sort();
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const missingFromCatalog = sourceFiles.filter(
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(file) => !catalogFileSet.has(file)
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);
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const missingFromPictures = catalogFiles
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.filter((file) => !sourceFileSet.has(file))
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.sort();
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if (
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duplicateFiles.length > 0 ||
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missingFromCatalog.length > 0 ||
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missingFromPictures.length > 0
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) {
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const sections = [];
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if (duplicateFiles.length > 0) {
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sections.push(
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`Duplicate catalog file entries:\n${formatList(duplicateFiles)}`
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);
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}
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if (missingFromCatalog.length > 0) {
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sections.push(
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`Photos missing from src/photo-catalog.json:\n${formatList(
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missingFromCatalog
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)}`
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);
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}
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if (missingFromPictures.length > 0) {
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sections.push(
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`Catalog entries missing from src/pictures:\n${formatList(
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missingFromPictures
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)}`
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);
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}
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throw new Error(sections.join('\n\n'));
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}
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console.log(
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`Photo catalog includes all ${sourceFiles.length} source photos.`
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);
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};
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await main();
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@ -15,7 +15,7 @@ const formats = [
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{
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type: 'image/avif',
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extension: 'avif',
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options: { quality: 45, effort: 0 },
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options: { quality: 45, effort: 4 },
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},
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{ type: 'image/webp', extension: 'webp', options: { quality: 78 } },
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{
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@ -55,6 +55,19 @@ const uniqueWidthsFor = (sourceWidth) => {
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const renderSource = ({ type, srcset }, sizes) =>
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`<source type="${type}" srcset="${escapeHtml(srcset)}" sizes="${escapeHtml(sizes)}">`;
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// The frame is bounded by BOTH the available width and the viewport height
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// (CSS max-block-size). For a portrait, the height cap is what limits the
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// rendered width, so the displayed width is min(widthCap, heightCap * aspect).
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// Expressing that here stops tall photos from over-fetching a too-wide variant.
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const frameSizes = (photo) => {
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const aspect = photo.aspectRatio;
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return (
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`(max-width: 899px) min(calc(100vw - 2rem), calc((100vh - 12rem) * ${aspect})), ` +
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`min(calc(100vw - 18rem), calc((100vh - 5rem) * ${aspect}))`
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);
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};
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const renderPicture = (
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photo,
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sizes,
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@ -80,7 +93,17 @@ const renderThumbnail = (photo, isCurrent) => {
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(source) => source.type === 'image/jpeg'
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).variants[0];
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return `<a class="thumbnail thumbnail--${photo.orientation}" href="${photo.fallback.src}" data-photo-id="${photo.id}"${isCurrent ? ' aria-current="true"' : ''}>
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// The frame is built at runtime by cloning this thumbnail's <picture>, so the
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// data the frame needs but the thumbnail markup lacks is carried on data-*.
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const dataAttributes = [
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`data-photo-id="${photo.id}"`,
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`data-order="${photo.order}"`,
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`data-caption="${escapeHtml(photo.caption)}"`,
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`data-frame-src="${photo.fallback.src}"`,
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`data-frame-sizes="${escapeHtml(frameSizes(photo))}"`,
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].join(' ');
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return `<a class="thumbnail thumbnail--${photo.orientation}" href="${photo.fallback.src}" ${dataAttributes}${isCurrent ? ' aria-current="true"' : ''}>
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${renderPicture(photo, sizes, 'loading="lazy" decoding="async"', smallestJpeg.src)}
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</a>`;
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};
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@ -88,17 +111,37 @@ const renderThumbnail = (photo, isCurrent) => {
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const renderFrame = (photo) => `<figure class="frame-figure">
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${renderPicture(
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photo,
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'(max-width: 899px) calc(100vw - 2rem), calc(100vw - 18rem)',
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frameSizes(photo),
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'id="frame-image" decoding="async" fetchpriority="high"'
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)}
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<figcaption id="frame-caption">${escapeHtml(photo.caption)}</figcaption>
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</figure>`;
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const validateCatalog = (catalog) => {
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if (!Array.isArray(catalog)) {
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throw new Error('Photo catalog must be an array.');
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}
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const seen = new Set();
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for (const [index, entry] of catalog.entries()) {
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if (!entry || typeof entry.file !== 'string' || entry.file.trim() === '') {
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throw new Error(
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`Photo catalog entry ${index + 1} needs a non-empty "file".`
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);
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}
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if (seen.has(entry.file)) {
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throw new Error(`Duplicate photo catalog entry: ${entry.file}`);
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}
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seen.add(entry.file);
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}
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};
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const assertCatalogMatchesFiles = async (catalog) => {
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const sourceFiles = new Set(
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(await readdir(sourceDir)).filter((file) =>
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file.toLowerCase().endsWith('.jpg')
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)
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(await readdir(sourceDir)).filter((file) => /\.jpe?g$/i.test(file))
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);
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const catalogFiles = new Set(catalog.map((entry) => entry.file));
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@ -116,13 +159,14 @@ const assertCatalogMatchesFiles = async (catalog) => {
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};
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const generate = async () => {
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const catalog = JSON.parse(await readFile(catalogPath, 'utf8')).map(
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(entry, index) => ({
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const rawCatalog = JSON.parse(await readFile(catalogPath, 'utf8'));
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validateCatalog(rawCatalog);
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const catalog = rawCatalog.map((entry, index) => ({
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...entry,
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id: slugify(entry.file),
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order: index + 1,
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})
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);
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}));
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await assertCatalogMatchesFiles(catalog);
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await rm(publicPhotoDir, { recursive: true, force: true });
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@ -205,11 +249,6 @@ const generate = async () => {
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});
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}
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const module = `import type { Photo } from '../photo-types';
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export const photos = ${JSON.stringify(photos, null, 2)} as const satisfies readonly Photo[];
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`;
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const firstPhoto = photos[0];
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const portraits = photos
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.filter((photo) => photo.orientation === 'portrait')
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@ -230,7 +269,6 @@ ${landscapes}
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<!-- /landscapes -->
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`;
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await writeFile(path.join(generatedDir, 'photos.ts'), module);
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await writeFile(path.join(generatedDir, 'gallery.html'), galleryHtml);
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console.log(
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`Generated ${photos.length} photos and ${photos.reduce(
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@ -8,7 +8,7 @@ const rootDir = path.resolve(__dirname, '..');
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const pictureDir = path.join(rootDir, 'src/pictures');
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const files = (await readdir(pictureDir)).filter((file) =>
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file.toLowerCase().endsWith('.jpg')
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/\.jpe?g$/i.test(file)
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);
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let stripped = 0;
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@ -56,7 +56,7 @@
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<!-- gallery:portraits -->
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</section>
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<section class="frame" aria-live="polite">
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<section class="frame">
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<div id="frame-content" class="frame-content">
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<!-- gallery:frame -->
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</div>
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@ -32,7 +32,6 @@ html {
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}
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body {
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min-height: 100dvh;
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block-size: 100dvh;
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margin: 0;
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display: grid;
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@ -69,7 +68,6 @@ img {
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margin: 0;
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font-size: clamp(1.5rem, 4vmin, 3rem);
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font-weight: 300;
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letter-spacing: 0;
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line-height: 1;
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writing-mode: vertical-rl;
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transform: rotate(180deg);
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@ -206,18 +204,8 @@ img {
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background: #5f1724;
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}
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@media (prefers-reduced-motion: reduce) {
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*,
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*::before,
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*::after {
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scroll-behavior: auto !important;
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}
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}
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@media (width < $breakpoint) {
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body {
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min-height: 100dvh;
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display: grid;
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grid-template-columns: 1fr;
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grid-template-rows: auto minmax(0, 1fr);
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}
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@ -1,5 +1,4 @@
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import './index.scss';
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import { photos } from './generated/photos';
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import { PhotoGallery, requiredElement } from './photos';
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document.documentElement.classList.add('js');
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@ -12,7 +11,6 @@ const toggle = requiredElement<HTMLButtonElement>(
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);
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new PhotoGallery({
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photos,
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gallery,
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frame,
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toggle,
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@ -1,28 +0,0 @@
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export type PhotoOrientation = 'landscape' | 'portrait';
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export type ImageMimeType = 'image/avif' | 'image/webp' | 'image/jpeg';
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export type ImageVariant = {
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readonly src: string;
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readonly width: number;
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readonly height: number;
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};
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export type ImageSource = {
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readonly type: ImageMimeType;
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readonly variants: readonly ImageVariant[];
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readonly srcset: string;
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};
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export type Photo = {
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readonly id: string;
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readonly file: string;
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readonly order: number;
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readonly alt: string;
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readonly caption: string;
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readonly orientation: PhotoOrientation;
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readonly width: number;
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readonly height: number;
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readonly aspectRatio: number;
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readonly sources: readonly ImageSource[];
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readonly fallback: ImageVariant;
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};
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@ -1,47 +1,33 @@
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import { describe, expect, it, vi } from 'vitest';
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import { PhotoGallery, wrapIndex } from './photos';
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import type { Photo } from './photo-types';
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const variant = (name: string) => ({
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src: `static/photos/${name}.jpg`,
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width: 320,
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height: 240,
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});
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const photo = (id: string, alt: string): Photo => ({
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id,
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file: `${id}.jpg`,
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order: 1,
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alt,
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caption: alt,
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orientation: 'landscape',
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width: 320,
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height: 240,
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aspectRatio: 1.3333,
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sources: [
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{
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type: 'image/avif',
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variants: [variant(`${id}.avif`)],
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srcset: `static/photos/${id}.avif 320w`,
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},
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{
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type: 'image/webp',
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variants: [variant(`${id}.webp`)],
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srcset: `static/photos/${id}.webp 320w`,
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},
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{
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type: 'image/jpeg',
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variants: [variant(`${id}.jpg`)],
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srcset: `static/photos/${id}.jpg 320w`,
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},
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],
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fallback: variant(`${id}.jpg`),
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});
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const thumbnail = (id: string, order: number, alt: string): string => `
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<a
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class="thumbnail"
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href="static/photos/${id}-2400.jpg"
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data-photo-id="${id}"
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data-order="${order}"
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data-caption="${alt}"
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data-frame-src="static/photos/${id}-2400.jpg"
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data-frame-sizes="100vw"
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>
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<picture>
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<source type="image/avif" srcset="static/photos/${id}-480.avif 480w" sizes="8vmin" />
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<source type="image/webp" srcset="static/photos/${id}-480.webp 480w" sizes="8vmin" />
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<img
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src="static/photos/${id}-480.jpg"
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srcset="static/photos/${id}-480.jpg 480w"
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sizes="8vmin"
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width="320"
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height="240"
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alt="${alt}"
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loading="lazy"
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decoding="async"
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/>
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</picture>
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</a>`;
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const setup = () => {
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vi.stubGlobal('CSS', {
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escape: (value: string) => value,
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});
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vi.stubGlobal('matchMedia', () => ({
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||||
matches: false,
|
||||
media: '(prefers-reduced-motion: reduce)',
|
||||
|
|
@ -56,27 +42,22 @@ const setup = () => {
|
|||
|
||||
document.body.innerHTML = `
|
||||
<main id="gallery">
|
||||
<a href="static/photos/one.jpg" data-photo-id="one">One</a>
|
||||
<a href="static/photos/two.jpg" data-photo-id="two">Two</a>
|
||||
${thumbnail('one', 1, 'First photo')}
|
||||
${thumbnail('two', 2, 'Second photo')}
|
||||
</main>
|
||||
<section id="frame"></section>
|
||||
<section class="frame"><div id="frame-content"></div></section>
|
||||
<button id="toggle" type="button">Play</button>
|
||||
`;
|
||||
|
||||
const gallery = document.querySelector<HTMLElement>('#gallery');
|
||||
const frame = document.querySelector<HTMLElement>('#frame');
|
||||
const frame = document.querySelector<HTMLElement>('#frame-content');
|
||||
const toggle = document.querySelector<HTMLButtonElement>('#toggle');
|
||||
|
||||
if (!gallery || !frame || !toggle) {
|
||||
throw new Error('Test DOM failed to initialize.');
|
||||
}
|
||||
|
||||
return {
|
||||
gallery,
|
||||
frame,
|
||||
toggle,
|
||||
photos: [photo('one', 'First photo'), photo('two', 'Second photo')],
|
||||
};
|
||||
return { gallery, frame, toggle };
|
||||
};
|
||||
|
||||
describe('wrapIndex', () => {
|
||||
|
|
@ -94,9 +75,9 @@ describe('wrapIndex', () => {
|
|||
});
|
||||
|
||||
describe('PhotoGallery', () => {
|
||||
it('updates the frame and selected state when a thumbnail is clicked', () => {
|
||||
const { gallery, frame, toggle, photos } = setup();
|
||||
new PhotoGallery({ photos, gallery, frame, toggle, autoAdvance: false });
|
||||
it('builds the frame from the clicked thumbnail and marks it current', () => {
|
||||
const { gallery, frame, toggle } = setup();
|
||||
new PhotoGallery({ gallery, frame, toggle, autoAdvance: false });
|
||||
|
||||
gallery
|
||||
.querySelector<HTMLAnchorElement>('[data-photo-id="two"]')
|
||||
|
|
@ -104,7 +85,11 @@ describe('PhotoGallery', () => {
|
|||
new MouseEvent('click', { bubbles: true, cancelable: true })
|
||||
);
|
||||
|
||||
expect(frame.querySelector('img')?.alt).toBe('Second photo');
|
||||
const image = frame.querySelector('img');
|
||||
expect(image?.alt).toBe('Second photo');
|
||||
expect(image?.id).toBe('frame-image');
|
||||
expect(image?.getAttribute('src')).toBe('static/photos/two-2400.jpg');
|
||||
expect(frame.querySelector('figcaption')?.textContent).toBe('Second photo');
|
||||
expect(
|
||||
gallery
|
||||
.querySelector('[data-photo-id="two"]')
|
||||
|
|
@ -112,9 +97,9 @@ describe('PhotoGallery', () => {
|
|||
).toBe('true');
|
||||
});
|
||||
|
||||
it('uses scoped arrow-key navigation', () => {
|
||||
const { gallery, frame, toggle, photos } = setup();
|
||||
new PhotoGallery({ photos, gallery, frame, toggle, autoAdvance: false });
|
||||
it('wraps with arrow-key navigation', () => {
|
||||
const { gallery, frame, toggle } = setup();
|
||||
new PhotoGallery({ gallery, frame, toggle, autoAdvance: false });
|
||||
|
||||
gallery.dispatchEvent(
|
||||
new KeyboardEvent('keydown', {
|
||||
|
|
|
|||
125
src/photos.ts
125
src/photos.ts
|
|
@ -1,11 +1,6 @@
|
|||
import type { ImageSource, Photo } from './photo-types';
|
||||
|
||||
const AUTO_ADVANCE_DELAY_MS = 7000;
|
||||
const FRAME_SIZES =
|
||||
'(max-width: 899px) calc(100vw - 2rem), calc(100vw - 18rem)';
|
||||
|
||||
type GalleryOptions = {
|
||||
readonly photos: readonly Photo[];
|
||||
readonly gallery: HTMLElement;
|
||||
readonly frame: HTMLElement;
|
||||
readonly toggle: HTMLButtonElement;
|
||||
|
|
@ -38,44 +33,44 @@ export const wrapIndex = (value: number, count: number): number => {
|
|||
return ((value % count) + count) % count;
|
||||
};
|
||||
|
||||
const createSource = (source: ImageSource): HTMLSourceElement => {
|
||||
const element = document.createElement('source');
|
||||
element.type = source.type;
|
||||
element.srcset = source.srcset;
|
||||
element.sizes = FRAME_SIZES;
|
||||
|
||||
return element;
|
||||
};
|
||||
|
||||
const createFrameFigure = (photo: Photo): HTMLElement => {
|
||||
// Build the frame figure by cloning the thumbnail's own <picture>. The variant
|
||||
// files are identical to the frame's, so the only differences are the larger
|
||||
// fallback src, the frame-appropriate `sizes`, and the caption — all carried on
|
||||
// the thumbnail's data-* attributes by the asset generator.
|
||||
const createFrameFigure = (thumbnail: HTMLAnchorElement): HTMLElement => {
|
||||
const figure = document.createElement('figure');
|
||||
figure.className = 'frame-figure';
|
||||
|
||||
const picture = document.createElement('picture');
|
||||
|
||||
for (const source of photo.sources.filter(
|
||||
({ type }) => type !== 'image/jpeg'
|
||||
)) {
|
||||
picture.append(createSource(source));
|
||||
const original = thumbnail.querySelector('picture');
|
||||
if (!original) {
|
||||
throw new Error(
|
||||
`Thumbnail is missing a picture: ${thumbnail.dataset.photoId}`
|
||||
);
|
||||
}
|
||||
|
||||
const jpeg = photo.sources.find(({ type }) => type === 'image/jpeg');
|
||||
const image = document.createElement('img');
|
||||
image.id = 'frame-image';
|
||||
image.src = photo.fallback.src;
|
||||
image.srcset = jpeg?.srcset ?? '';
|
||||
image.sizes = FRAME_SIZES;
|
||||
image.width = photo.width;
|
||||
image.height = photo.height;
|
||||
image.alt = photo.alt;
|
||||
image.decoding = 'async';
|
||||
image.fetchPriority = 'high';
|
||||
const picture = original.cloneNode(true) as HTMLElement;
|
||||
const image = picture.querySelector('img');
|
||||
if (!image) {
|
||||
throw new Error(
|
||||
`Thumbnail is missing an image: ${thumbnail.dataset.photoId}`
|
||||
);
|
||||
}
|
||||
|
||||
picture.append(image);
|
||||
const sizes = thumbnail.dataset.frameSizes ?? '';
|
||||
for (const element of picture.querySelectorAll('source, img')) {
|
||||
element.setAttribute('sizes', sizes);
|
||||
}
|
||||
|
||||
image.id = 'frame-image';
|
||||
if (thumbnail.dataset.frameSrc) {
|
||||
image.src = thumbnail.dataset.frameSrc;
|
||||
}
|
||||
image.removeAttribute('loading');
|
||||
image.decoding = 'async';
|
||||
|
||||
const caption = document.createElement('figcaption');
|
||||
caption.id = 'frame-caption';
|
||||
caption.textContent = photo.caption;
|
||||
caption.textContent = thumbnail.dataset.caption ?? '';
|
||||
|
||||
figure.append(picture, caption);
|
||||
|
||||
|
|
@ -91,15 +86,19 @@ export class PhotoGallery {
|
|||
);
|
||||
|
||||
public constructor(private readonly options: GalleryOptions) {
|
||||
if (options.photos.length === 0) {
|
||||
this.thumbnails = Array.from(
|
||||
options.gallery.querySelectorAll<HTMLAnchorElement>('[data-photo-id]')
|
||||
).sort((a, b) => Number(a.dataset.order) - Number(b.dataset.order));
|
||||
|
||||
if (this.thumbnails.length === 0) {
|
||||
throw new Error('The gallery needs at least one photo.');
|
||||
}
|
||||
|
||||
this.thumbnails = this.options.photos.map((photo) =>
|
||||
this.thumbnailFor(photo)
|
||||
);
|
||||
this.addEventListeners();
|
||||
this.select(0);
|
||||
|
||||
// The frame for photo 0 is already server-rendered, so just mark the
|
||||
// selected thumbnail; rebuilding it would discard the in-flight LCP image.
|
||||
this.updateSelectedThumbnail(0, false);
|
||||
|
||||
if (this.options.autoAdvance !== false && !this.reducedMotion.matches) {
|
||||
this.startAutoAdvance();
|
||||
|
|
@ -123,10 +122,6 @@ export class PhotoGallery {
|
|||
});
|
||||
|
||||
this.options.gallery.addEventListener('keydown', (event) => {
|
||||
if (!this.options.gallery.contains(event.target as Node)) {
|
||||
return;
|
||||
}
|
||||
|
||||
switch (event.key) {
|
||||
case 'ArrowLeft':
|
||||
event.preventDefault();
|
||||
|
|
@ -148,7 +143,7 @@ export class PhotoGallery {
|
|||
break;
|
||||
case 'End':
|
||||
event.preventDefault();
|
||||
this.select(this.options.photos.length - 1, {
|
||||
this.select(this.thumbnails.length - 1, {
|
||||
focusThumbnail: true,
|
||||
pause: true,
|
||||
});
|
||||
|
|
@ -164,11 +159,6 @@ export class PhotoGallery {
|
|||
() => this.pauseAutoAdvance(),
|
||||
{ passive: true }
|
||||
);
|
||||
this.options.gallery.addEventListener(
|
||||
'touchstart',
|
||||
() => this.pauseAutoAdvance(),
|
||||
{ passive: true }
|
||||
);
|
||||
|
||||
this.options.toggle.addEventListener('click', () => {
|
||||
if (this.timerId === null) {
|
||||
|
|
@ -185,20 +175,10 @@ export class PhotoGallery {
|
|||
});
|
||||
}
|
||||
|
||||
private thumbnailFor(photo: Photo): HTMLAnchorElement {
|
||||
const thumbnail = this.options.gallery.querySelector<HTMLAnchorElement>(
|
||||
`[data-photo-id="${CSS.escape(photo.id)}"]`
|
||||
);
|
||||
|
||||
if (!thumbnail) {
|
||||
throw new Error(`Missing thumbnail for ${photo.id}.`);
|
||||
}
|
||||
|
||||
return thumbnail;
|
||||
}
|
||||
|
||||
private selectById(id: string | undefined, options: SelectOptions): void {
|
||||
const index = this.options.photos.findIndex((photo) => photo.id === id);
|
||||
const index = this.thumbnails.findIndex(
|
||||
(thumbnail) => thumbnail.dataset.photoId === id
|
||||
);
|
||||
|
||||
if (index >= 0) {
|
||||
this.select(index, options);
|
||||
|
|
@ -206,24 +186,27 @@ export class PhotoGallery {
|
|||
}
|
||||
|
||||
private select(value: number, options: SelectOptions = {}): void {
|
||||
this.selectedIndex = wrapIndex(value, this.options.photos.length);
|
||||
const photo = this.options.photos[this.selectedIndex];
|
||||
this.selectedIndex = wrapIndex(value, this.thumbnails.length);
|
||||
const thumbnail = this.thumbnails[this.selectedIndex];
|
||||
|
||||
if (!photo) {
|
||||
if (!thumbnail) {
|
||||
throw new Error('Selected photo is missing.');
|
||||
}
|
||||
|
||||
this.options.frame.replaceChildren(createFrameFigure(photo));
|
||||
this.updateSelectedThumbnail(photo, options.focusThumbnail ?? false);
|
||||
this.options.frame.replaceChildren(createFrameFigure(thumbnail));
|
||||
this.updateSelectedThumbnail(
|
||||
this.selectedIndex,
|
||||
options.focusThumbnail ?? false
|
||||
);
|
||||
|
||||
if (options.pause) {
|
||||
this.pauseAutoAdvance();
|
||||
}
|
||||
}
|
||||
|
||||
private updateSelectedThumbnail(photo: Photo, shouldFocus: boolean): void {
|
||||
for (const thumbnail of this.thumbnails) {
|
||||
const selected = thumbnail.dataset.photoId === photo.id;
|
||||
private updateSelectedThumbnail(index: number, shouldFocus: boolean): void {
|
||||
this.thumbnails.forEach((thumbnail, i) => {
|
||||
const selected = i === index;
|
||||
if (selected) {
|
||||
thumbnail.setAttribute('aria-current', 'true');
|
||||
} else {
|
||||
|
|
@ -238,7 +221,7 @@ export class PhotoGallery {
|
|||
inline: 'nearest',
|
||||
});
|
||||
}
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
private startAutoAdvance(): void {
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue