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feat(web/m7-362): tokens.json dark/light/flat split + dual-block CSS generator

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Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
This commit is contained in:
Bryan Van Deusen
2026-05-03 13:39:54 -04:00
parent a9fc0c6fe8
commit 9b7dd8272e
3 changed files with 98 additions and 40 deletions
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web/scripts/tokens-to-css.js
+31 -15
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@@ -2,7 +2,7 @@
// Reads ../src/lib/styles/tokens.json and emits tokens.generated.css.
// Single source of truth for FabledSword tokens shared with the Flutter
// client. Keep output deterministic — Tailwind reads tokens.json directly,
// the .css emission is for raw CSS consumers.
// the .css emission is for raw CSS consumers and theme switching.
import { readFileSync, writeFileSync } from 'node:fs';
import { fileURLToPath } from 'node:url';
import { dirname, resolve } from 'node:path';
@@ -10,19 +10,35 @@ import { dirname, resolve } from 'node:path';
const here = dirname(fileURLToPath(import.meta.url));
const tokensPath = resolve(here, '../src/lib/styles/tokens.json');
const outPath = resolve(here, '../src/lib/styles/tokens.generated.css');
const tokens = JSON.parse(readFileSync(tokensPath, 'utf8'));
const lines = ['/* GENERATED — do not edit. Source: tokens.json */', ':root {'];
for (const [name, value] of Object.entries(tokens.colors)) {
lines.push(` --fs-${name}: ${value};`);
}
for (const [name, value] of Object.entries(tokens.radii)) {
lines.push(` --fs-radius-${name}: ${value};`);
}
lines.push(` --fs-font-display: ${tokens.fontStacks.display};`);
lines.push(` --fs-font-body: ${tokens.fontStacks.body};`);
lines.push(` --fs-font-mono: ${tokens.fontStacks.mono};`);
lines.push('}', '[data-fs-app="minstrel"] {', ` --fs-accent: ${tokens.colors.accent};`, '}', '');
export function emit(tokens) {
const lines = ['/* GENERATED — do not edit. Source: tokens.json */', ':root {'];
for (const [name, value] of Object.entries(tokens.colors.dark)) {
lines.push(` --fs-${name}: ${value};`);
}
for (const [name, value] of Object.entries(tokens.colors.flat)) {
lines.push(` --fs-${name}: ${value};`);
}
for (const [name, value] of Object.entries(tokens.radii)) {
lines.push(` --fs-radius-${name}: ${value};`);
}
lines.push(` --fs-font-display: ${tokens.fontStacks.display};`);
lines.push(` --fs-font-body: ${tokens.fontStacks.body};`);
lines.push(` --fs-font-mono: ${tokens.fontStacks.mono};`);
lines.push('}');
writeFileSync(outPath, lines.join('\n'));
console.log(`wrote ${outPath}`);
lines.push('[data-theme="light"] {');
for (const [name, value] of Object.entries(tokens.colors.light)) {
lines.push(` --fs-${name}: ${value};`);
}
lines.push('}');
lines.push('[data-fs-app="minstrel"] {', ` --fs-accent: ${tokens.colors.flat.accent};`, '}', '');
return lines.join('\n');
}
if (import.meta.url === `file://${process.argv[1]}`) {
const tokens = JSON.parse(readFileSync(tokensPath, 'utf8'));
writeFileSync(outPath, emit(tokens));
console.log(`wrote ${outPath}`);
}