core/client/uikit/build/less.js

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2022-03-02 08:36:17 +00:00
import rtlcss from 'rtlcss';
import {basename} from 'path';
import {args, banner, glob, minify, pathExists, read, readJson, renderLess, write} from './util.js';
const {rtl} = args;
const develop = args.develop || args.debug || args.d || args.nominify;
const sources = [
{src: 'src/less/uikit.less', dist: `dist/css/uikit-core${rtl ? '-rtl' : ''}.css`},
{src: 'src/less/uikit.theme.less', dist: `dist/css/uikit${rtl ? '-rtl' : ''}.css`}
];
const themes = await pathExists('themes.json') ? await readJson('themes.json') : {};
for (const src of await glob('custom/*.less')) {
const theme = basename(src, '.less');
const dist = `dist/css/uikit.${theme}${rtl ? '-rtl' : ''}.css`;
themes[theme] = {css: `../${dist}`};
if (await pathExists(`dist/js/uikit-icons-${theme}.js`)) {
themes[theme].icons = `../dist/js/uikit-icons-${theme}.js`;
}
sources.push({src, dist});
}
await Promise.all(sources.map(({src, dist}) => compile(src, dist, develop, rtl)));
if (!rtl && (Object.keys(themes).length || !await pathExists('themes.json'))) {
await write('themes.json', JSON.stringify(themes));
}
async function compile(file, dist, develop, rtl) {
const less = await read(file);
let output = (await renderLess(less, {
relativeUrls: true,
rootpath: '../../',
paths: ['src/less/', 'custom/']
})).replace(/\.\.\/dist\//g, '');
if (rtl) {
output = rtlcss.process(
output,
{
stringMap: [{
name: 'previous-next',
priority: 100,
search: ['previous', 'Previous', 'PREVIOUS'],
replace: ['next', 'Next', 'NEXT'],
options: {
scope: '*',
ignoreCase: false
}
}]
},
[
{
name: 'customNegate',
priority: 50,
directives: {
control: {},
value: []
},
processors: [
{
expr: ['--uk-position-translate-x', 'stroke-dashoffset'].join('|'),
action(prop, value, context) {
return {prop, value: context.util.negate(value)};
}
}
]
}
],
{
pre(root, postcss) {
root.prepend(postcss.comment({text: 'rtl:begin:rename'}));
root.append(postcss.comment({text: 'rtl:end:rename'}));
}
}
);
}
await write(dist, banner + output);
if (!develop) {
await minify(dist);
}
}