const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');

module.exports = {
	entry: './src/index.js',
	output: {
		filename: '[name].bundle.js',
		path: path.resolve(__dirname, 'dist'),
	},
	plugins: [
		new MiniCssExtractPlugin(),
		new CleanWebpackPlugin(),
		new HtmlWebpackPlugin({
			template: 'src/index.html'
		}),
	],
	module: {
		rules: [
			{
				test: /\.inline\.css$/i,
				use: [
					{
            loader: 'style-loader',
            options: {
              insert: function insertAtTop(element) {
                var parent = document.querySelector('head');
                // eslint-disable-next-line no-underscore-dangle
                var lastInsertedElement =
                  window._lastElementInsertedByStyleLoader;

                if (!lastInsertedElement) {
                  parent.insertBefore(element, parent.firstChild);
                } else if (lastInsertedElement.nextSibling) {
                  parent.insertBefore(element, lastInsertedElement.nextSibling);
                } else {
                  parent.appendChild(element);
                }

                // eslint-disable-next-line no-underscore-dangle
                window._lastElementInsertedByStyleLoader = element;
              },
            },
          },
					'css-loader',
					'postcss-loader'],
			},
			{
				test: /\.css$/i,
				exclude: /\.inline\.css$/i,
				use: [MiniCssExtractPlugin.loader, 'css-loader', 'postcss-loader'],
			},
			{
				test: /.(png|svg|jpg|jpeg|gif)$/i,
				type: 'asset',
			},
		]
	},
};