Iosevka/tools/amend-readme/src/sections/cherry-picking-styles.mjs
2024-01-15 19:38:54 -08:00

126 lines
3.9 KiB
JavaScript

import fs from "fs";
import path from "path";
import { parseVariantsData } from "@iosevka/data-export/variants-data";
import { ImgX, MdCol } from "../md-format-tools.mjs";
import { sampleImageCountEmOfCv } from "./cv-ot.mjs";
export default async function processCherryPickingStyles(argv, dirs) {
const variantsData = await parseVariantsData(argv);
const md = new MdCol("Section-Cherry-Picking-Styles");
const headerPath = path.resolve(dirs.fragments, "description-cherry-picking-styles.md");
md.log(await fs.promises.readFile(headerPath, "utf-8"));
for (const cv of [...variantsData.specials, ...variantsData.primes]) {
if (!cv.tag && !cv.isSpecial) continue;
const sampleText = cv.descSampleText
.map(c => (c === "`" ? "`` ` ``" : `\`${c}\``))
.join(", ");
const explainText = cv.samplerExplain ? ` (${cv.samplerExplain})` : ``;
const info = {
introMD: cv.description || `Styles for ${sampleText + explainText}`,
sampleImageCountEm: sampleImageCountEmOfCv(cv),
alternatives: []
};
const defaults = figureOutDefaults(variantsData, cv);
for (const cvv of cv.variants) {
if (!cvv.rank && !cv.isSpecial) continue;
if (cv.tag) {
info.alternatives.push({
imageId: `${cv.key}-${cvv.key}`,
selectors: [`${cv.key} = '${cvv.key}'`, `${cv.tag} = ${cvv.rank}`],
description:
formatDescription(cvv.description) + formatDefaults(cvv.key, defaults)
});
} else {
info.alternatives.push({
imageId: `${cv.key}-${cvv.key}`,
selectors: [`${cv.key} = '${cvv.key}'`],
description:
formatDescription(cvv.description) + formatDefaults(cvv.key, defaults)
});
}
}
formatCv(md, dirs, info);
}
return md;
}
function formatCv(md, dirs, info) {
const INDENT = ` `;
md.log(` - ${info.introMD}`);
md.log(`${INDENT}<details><summary>${info.alternatives.length} variants</summary>`);
const imgWidth = 32 * info.sampleImageCountEm;
let sTable = INDENT + "<table>" + "\n";
for (const alt of info.alternatives) {
const imageId = `${dirs.images}/cv-${alt.imageId}`;
const image = ImgX(imageId, imgWidth);
const selectorText = alt.selectors.map(x => `<code>${x}</code>`).join(", ");
sTable +=
INDENT +
`<tr><td rowspan="2" width="${2 * 14 + imgWidth}">${image}</td>` +
`<td>${selectorText}</td></tr>\n`;
sTable += INDENT + `<tr><td>${alt.description}</td></tr>\n`;
}
sTable += INDENT + "</table></details>";
md.log(sTable);
}
function formatDescription(s) {
return s
.replace(/`` (\S+?) ``/g, ($0, $1) => `<code>${escapeHtml($1)}</code>`)
.replace(/`([^`]+?)`/g, ($0, $1) => `<code>${escapeHtml($1)}</code>`);
}
function escapeHtml(s) {
return s.replace(/&/g, "&amp;").replace(/</g, "&lt;").replace(/>/g, "&gt;");
}
function formatDefaults(selector, defaults) {
let dcs = [],
mask = 0;
for (const dc of defaults) {
if (dc.result !== selector) continue;
dcs.push(dc);
mask |= dc.mask;
}
if (!dcs.length) return "";
if (mask === 0xf) return ` (default)`;
if (mask === 0x5) return ` (default for Upright)`;
if (mask === 0xa) return ` (default for Italic)`;
if (mask === 0x3) return ` (default for Sans)`;
if (mask === 0xc) return ` (default for Slab)`;
return ` (default for ${dcs.map(x => x.desc).join(", ")})`;
}
function figureOutDefaults(variantsData, gr) {
const defaultConfigs = [
{
desc: "Sans Upright",
mask: 1,
result: null,
composition: { ...variantsData.defaults.sans.upright }
},
{
desc: "Sans Italic",
mask: 2,
result: null,
composition: { ...variantsData.defaults.sans.italic }
},
{
desc: "Slab Upright",
mask: 4,
result: null,
composition: { ...variantsData.defaults.slab.upright }
},
{
desc: "Slab Italic",
mask: 8,
result: null,
composition: { ...variantsData.defaults.slab.italic }
}
];
for (const variant of gr.variants) {
for (const dc of defaultConfigs) {
if (variant.key === dc.composition[gr.key]) dc.result = variant.key;
}
}
return defaultConfigs;
}