// Copyright 2020 Thomas Hintz
//
// This file is part of the Alpha Centauri Farming project.
//
// The Alpha Centauri Farming project is free software: you can
// redistribute it and/or modify it under the terms of the GNU General
// Public License as published by the Free Software Foundation, either
// version 3 of the License, or (at your option) any later version.
//
// The Alpha Centauri Farming project is distributed in the hope that
// it will be useful, but WITHOUT ANY WARRANTY; without even the
// implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
// PURPOSE.  See the GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with the Alpha Centauri Farming project.  If not, see
// <https://www.gnu.org/licenses/>.

const merge = require('webpack-merge');
const common = require('./webpack.common.js');
const path = require('path');

const OptimizeCssAssetsPlugin = require('optimize-css-assets-webpack-plugin');
const TerserPlugin = require('terser-webpack-plugin');
const HtmlWebpackPlugin = require('html-webpack-plugin');

module.exports = function(env) {
    return merge(common, {
        mode: 'production',
        devtool: 'source-map',
        resolve: {
            modules: [path.resolve(__dirname, 'src'),
                      path.resolve(__dirname, env.assets),
                      'node_modules']
        },
        plugins: [
            new HtmlWebpackPlugin({
                title: 'Alpha Centauri Farming',
                filename: 'main.html',
                meta: {viewport: 'width=device-width, initial-scale=1'},
            }),
        ],
        optimization:  {
            minimize: true,
            minimizer: [new OptimizeCssAssetsPlugin({}), new TerserPlugin()],
        },
    });
}