gitea/tailwind.config.js
silverwind 8c68c5e436
Move custom tw- helpers to tailwind plugin (#31184)
Move the previous custom `tw-` classes to be defined in a tailwind
plugin. I think it's cleaner that way and I also verified double-class
works as expected:

<img width="299" alt="Screenshot 2024-05-30 at 19 06 24"
src="https://github.com/go-gitea/gitea/assets/115237/003cbc76-2013-46a0-9e27-63023fa7c7a4">
2024-06-03 18:21:28 +00:00

125 lines
4.1 KiB
JavaScript

import {readFileSync} from 'node:fs';
import {env} from 'node:process';
import {parse} from 'postcss';
import plugin from 'tailwindcss/plugin.js';
const isProduction = env.NODE_ENV !== 'development';
function extractRootVars(css) {
const root = parse(css);
const vars = new Set();
root.walkRules((rule) => {
if (rule.selector !== ':root') return;
rule.each((decl) => {
if (decl.value && decl.prop.startsWith('--')) {
vars.add(decl.prop.substring(2));
}
});
});
return Array.from(vars);
}
const vars = extractRootVars([
readFileSync(new URL('web_src/css/themes/theme-gitea-light.css', import.meta.url), 'utf8'),
readFileSync(new URL('web_src/css/themes/theme-gitea-dark.css', import.meta.url), 'utf8'),
].join('\n'));
export default {
prefix: 'tw-',
important: true, // the frameworks are mixed together, so tailwind needs to override other framework's styles
content: [
isProduction && '!./templates/devtest/**/*',
isProduction && '!./web_src/js/standalone/devtest.js',
'!./templates/swagger/v1_json.tmpl',
'!./templates/user/auth/oidc_wellknown.tmpl',
'!**/*_test.go',
'!./modules/{public,options,templates}/bindata.go',
'./{build,models,modules,routers,services}/**/*.go',
'./templates/**/*.tmpl',
'./web_src/js/**/*.{js,vue}',
].filter(Boolean),
blocklist: [
// classes that don't work without CSS variables from "@tailwind base" which we don't use
'transform', 'shadow', 'ring', 'blur', 'grayscale', 'invert', '!invert', 'filter', '!filter',
'backdrop-filter',
// we use double-class tw-hidden defined in web_src/css/helpers.css for increased specificity
'hidden',
// unneeded classes
'[-a-zA-Z:0-9_.]',
],
theme: {
colors: {
// make `tw-bg-red` etc work with our CSS variables
...Object.fromEntries(vars.filter((prop) => prop.startsWith('color-')).map((prop) => {
const color = prop.substring(6);
return [color, `var(--color-${color})`];
})),
inherit: 'inherit',
current: 'currentcolor',
transparent: 'transparent',
},
borderRadius: {
'none': '0',
'sm': '2px',
'DEFAULT': 'var(--border-radius)', // 4px
'md': 'var(--border-radius-medium)', // 6px
'lg': '8px',
'xl': '12px',
'2xl': '16px',
'3xl': '24px',
'full': 'var(--border-radius-full)',
},
fontFamily: {
sans: 'var(--fonts-regular)',
mono: 'var(--fonts-monospace)',
},
fontWeight: {
light: 'var(--font-weight-light)',
normal: 'var(--font-weight-normal)',
medium: 'var(--font-weight-medium)',
semibold: 'var(--font-weight-semibold)',
bold: 'var(--font-weight-bold)',
},
fontSize: { // not using `rem` units because our root is currently 14px
'xs': '12px',
'sm': '14px',
'base': '16px',
'lg': '18px',
'xl': '20px',
'2xl': '24px',
'3xl': '30px',
'4xl': '36px',
'5xl': '48px',
'6xl': '60px',
'7xl': '72px',
'8xl': '96px',
'9xl': '128px',
...Object.fromEntries(Array.from({length: 100}, (_, i) => {
return [`${i}`, `${i === 0 ? '0' : `${i}px`}`];
})),
},
},
plugins: [
plugin(({addUtilities}) => {
addUtilities({
// tw-hidden must win all other "display: xxx !important" classes to get the chance to "hide" an element.
// do not use:
// * "[hidden]" attribute: it's too weak, can not be applied to an element with "display: flex"
// * ".hidden" class: it has been polluted by Fomantic UI in many cases
// * inline style="display: none": it's difficult to tweak
// * jQuery's show/hide/toggle: it can not show/hide elements with "display: xxx !important"
// only use:
// * this ".tw-hidden" class
// * showElem/hideElem/toggleElem functions in "utils/dom.js"
'.hidden.hidden': {
'display': 'none',
},
// proposed class from https://github.com/tailwindlabs/tailwindcss/pull/12128
'.break-anywhere': {
'overflow-wrap': 'anywhere',
},
});
}),
],
};