import { PluginCreator, parse } from 'postcss';

import { extractStyles, format } from './extract.ts';

import type { PluginOptions } from './extract.ts';

export type { PluginOptions, SelectorType } from './extract.ts';

const plugin: PluginCreator<PluginOptions> = opts => {

const options: Required<PluginOptions> = {

html: opts?.html ?? '',

selector: opts?.selector ?? 'class',

styleTags: opts?.styleTags ?? false,

indent: typeof opts?.indent === 'number' && opts.indent > 0 ? opts.indent : 2

};

return {

postcssPlugin: 'postcss-inline-extract',

Once: root => {

try {

const css = format(extractStyles(options), options.indent);

const parsedRoot = parse(css);

const source = root.source;

if (source) {

parsedRoot.each(node => { node.source = source; });

}

root.removeAll();

root.append(parsedRoot.nodes);

} catch (e) {

const message = e instanceof Error ? e.message : 'Unknown error occurred';

root.error(`Failed to extract inline styles: ${message}`, { plugin: 'postcss-inline-extract' });

}

}

};

};

plugin.postcss = true;

export default plugin;