NotAShelf
eb03499933
Signed-off-by: NotAShelf <raf@notashelf.dev> Change-Id: Iaade5d67478a437673f2bc2a18e9fb676a6a6964
201 lines
4.4 KiB
JavaScript
201 lines
4.4 KiB
JavaScript
#!/usr/bin/env node
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import fs from "node:fs/promises";
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import path from "node:path";
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const input = process.argv[2] ?? "tokens";
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const output = process.argv[3] ?? "color-preview.html";
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function isColor(value) {
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return (
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typeof value === "string" &&
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(
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/^#([0-9a-f]{3,4}|[0-9a-f]{6}|[0-9a-f]{8})$/i.test(value) ||
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/^rgb\(/i.test(value) ||
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/^rgba\(/i.test(value) ||
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/^hsl\(/i.test(value) ||
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/^hsla\(/i.test(value) ||
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/^oklch\(/i.test(value) ||
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/^color\(/i.test(value)
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)
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);
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}
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function unwrapToken(node) {
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if (!node || typeof node !== "object") return node;
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if ("$value" in node) return node.$value;
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if ("value" in node) return node.value;
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return node;
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}
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async function walkFiles(dir) {
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const out = [];
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const entries = await fs.readdir(dir, { withFileTypes: true });
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for (const entry of entries) {
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const full = path.join(dir, entry.name);
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if (entry.isDirectory()) {
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out.push(...await walkFiles(full));
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} else if (/\.(json|tokens\.json)$/i.test(entry.name)) {
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out.push(full);
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}
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}
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return out;
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}
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function collectColors(obj, prefix = [], source = "unknown") {
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const colors = [];
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if (!obj || typeof obj !== "object") return colors;
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for (const [key, raw] of Object.entries(obj)) {
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const value = unwrapToken(raw);
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const name = [...prefix, key];
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if (isColor(value)) {
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colors.push({
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name: name.join("."),
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value,
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source
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});
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} else if (value && typeof value === "object") {
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colors.push(...collectColors(value, name, source));
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}
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}
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return colors;
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}
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function htmlEscape(s) {
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return String(s)
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.replaceAll("&", "&")
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.replaceAll("<", "<")
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.replaceAll(">", ">")
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.replaceAll('"', """);
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}
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function makeHtml(colors) {
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const cards = colors.map(c => `
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<section class="card">
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<div class="swatch" style="background: ${htmlEscape(c.value)}"></div>
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<div class="meta">
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<code>${htmlEscape(c.name)}</code>
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<button data-copy="${htmlEscape(c.value)}">${htmlEscape(c.value)}</button>
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<small>${htmlEscape(c.source)}</small>
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</div>
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</section>
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`).join("\n");
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return `<!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<title>Color Preview</title>
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<style>
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:root {
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font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
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color: #111;
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background: #f5f5f5;
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}
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body {
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margin: 0;
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padding: 32px;
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}
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h1 {
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margin: 0 0 24px;
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font-size: 28px;
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}
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.grid {
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display: grid;
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grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
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gap: 16px;
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}
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.card {
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overflow: hidden;
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border-radius: 14px;
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background: white;
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box-shadow: 0 1px 4px rgb(0 0 0 / 0.12);
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}
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.swatch {
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height: 120px;
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border-bottom: 1px solid rgb(0 0 0 / 0.08);
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}
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.meta {
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display: grid;
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gap: 8px;
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padding: 14px;
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}
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code {
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font-size: 13px;
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word-break: break-word;
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}
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button {
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width: fit-content;
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border: 1px solid #ccc;
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border-radius: 999px;
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background: #fafafa;
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padding: 6px 10px;
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font: inherit;
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cursor: pointer;
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}
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small {
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color: #666;
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word-break: break-word;
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}
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</style>
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</head>
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<body>
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<h1>Color Preview</h1>
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<div class="grid">
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${cards || "<p>No colors found.</p>"}
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</div>
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<script>
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document.addEventListener("click", async event => {
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const button = event.target.closest("button[data-copy]");
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if (!button) return;
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await navigator.clipboard.writeText(button.dataset.copy);
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const old = button.textContent;
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button.textContent = "Copied";
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setTimeout(() => button.textContent = old, 900);
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});
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</script>
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</body>
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</html>`;
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}
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const stat = await fs.stat(input).catch(() => null);
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if (!stat) {
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console.error(`Input not found: ${input}`);
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process.exit(1);
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}
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const files = stat.isDirectory() ? await walkFiles(input) : [input];
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const colors = [];
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for (const file of files) {
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const json = JSON.parse(await fs.readFile(file, "utf8"));
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colors.push(...collectColors(json, [], file));
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}
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colors.sort((a, b) => a.name.localeCompare(b.name));
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await fs.mkdir(path.dirname(output), { recursive: true });
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await fs.writeFile(output, makeHtml(colors), "utf8");
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console.log(`Wrote ${output}`);
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console.log(`Found ${colors.length} colors.`);
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