File "utils.js"
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/**
* @param {Object|string} styles { base: { shared: '', variant: { shared: '', h1: '', h2: '' } }, dark: { shared: '', variant: { shared: '', h1: '', h2: '' } } }
* @param {Object} props { variant: 'h1', size: 'xl' }
* @param {string} type shared/unique (in case that only the shared/unique styles are needed)
* @return {string} - style
*/
export const getStyle = ( styles, props, type ) => {
if ( ! styles ) {
return '';
}
if ( 'string' === typeof styles ) {
return styles;
}
const config = props?.theme?.config || { variants: {} },
style = {
shared: '',
unique: '',
};
// Creating an array that holds only the active theme variants values.
const themeVariants = Object.keys( config.variants ).filter( ( key ) => config.variants[ key ] ),
addStyle = ( data, keys = [] ) => {
if ( 'string' === typeof data && 'unique' !== type ) {
style.shared += data;
return;
}
Object.values( keys ).forEach( ( key ) => {
const styleObjKey = 'shared' !== key ? 'unique' : 'shared';
if ( ! type || styleObjKey === type ) {
style[ styleObjKey ] += data[ key ] || '';
}
} );
};
// Adding the 'base' key, to be included as the first variant.
themeVariants.unshift( 'base' );
themeVariants.forEach( ( key ) => {
const themeVariant = styles[ key ];
// If key exist in the styles obj (dark, light etc.)
if ( themeVariant ) {
addStyle( themeVariant, [ 'shared' ] );
const styledProps = getStyledProps( props );
// Getting the styled props css from the styles object.
Object.entries( styledProps ).forEach( ( [ propName, propValue ] ) => {
const styleData = themeVariant[ propName ];
if ( styleData && propValue ) {
addStyle( styleData, [ 'shared', propValue ] );
}
} );
}
} );
// Both properties are returned but their values are depended on the third argument of this function, if empty: both will be calculated.
return style.shared + style.unique;
};
const getStyledProps = ( props ) => {
const styledProps = { ...props };
// Removing props names that are not related to the styles objects.
[ 'className', 'children', 'tag', 'as', 'theme' ].forEach( ( prop ) => delete styledProps[ prop ] );
return styledProps;
};