primevue-mirror/components/lib/theme/utils/toVariables.js

36 lines
1.2 KiB
JavaScript

import SharedUtils from './sharedUtils';
const VARIABLE = {
PREFIX: 'p',
SELECTOR: ':root',
EXCLUDED_KEY_REGEX: /^(primitive|semantic|light|common)$/gi
};
export default function (theme, options = {}) {
const { prefix = VARIABLE.PREFIX, selector = VARIABLE.SELECTOR, excludedKeyRegex = VARIABLE.EXCLUDED_KEY_REGEX } = options;
const _toVariables = (_theme, _prefix = '') => {
return Object.entries(_theme).reduce((acc, [key, value]) => {
const px = SharedUtils.object.toNormalizePrefix(SharedUtils.object.test(excludedKeyRegex, key) ? _prefix : `${_prefix}-${SharedUtils.object.toKebabCase(key)}`);
const v = SharedUtils.object.toValue(value);
if (SharedUtils.object.isObject(v)) {
const variables = _toVariables(v, px);
SharedUtils.object.merge(acc, variables);
} else {
SharedUtils.object.setProperty(acc, `--${px}`, SharedUtils.object.getVariableValue(v, px, prefix, [excludedKeyRegex]));
}
return acc;
}, []);
};
const value = _toVariables(theme, prefix);
return {
value,
css: SharedUtils.object.getRule(selector, value.join(''))
};
}