const { join } = require('path');
const webpack = require('webpack');
const Dashboard = require('webpack-dashboard/plugin');
const Clean = require('clean-webpack-plugin');
const Copy = require('copy-webpack-plugin');
const HTML = require('html-webpack-plugin');

const uglify = require('./uglify');
const babel = require('./babel');

const root = join(__dirname, '..');

module.exports = isProd => {
    // base plugins array
    const plugins = [
        new Clean(['dist'], { root }),
        new Copy([{ context: 'webapp/static/', from: '**/*.*' }]),
        new webpack.DefinePlugin({
            'process.env.NODE_ENV': JSON.stringify(isProd ? 'production' : 'development')
        }),
        new HTML({ template: 'webapp/index.html' }),
        new webpack.LoaderOptionsPlugin({
            options: {
                babel
            }
        })
    ];

    if (isProd) {
        plugins.push(
            new webpack.LoaderOptionsPlugin({ minimize: true, debug: false }),
            new webpack.optimize.UglifyJsPlugin(uglify)
        );
    } else {
        // dev only
        plugins.push(
            new webpack.HotModuleReplacementPlugin(),
            new webpack.NamedModulesPlugin(),
            new webpack.DefinePlugin({
                __DEVELOPMENT__: !isProd
            }),
            new Dashboard()
        );
    }

    return plugins;
};