// docs: http://webpack.github.io/docs/configuration.html
'use strict';

const path = require('path');
const webpack = require('webpack');
const ExtractTextPlugin = require('extract-text-webpack-plugin');

const entry = ['whatwg-fetch', './src/index'];
const plugins = [
    new ExtractTextPlugin('bundle.css', { allChunks: true }),
    new webpack.DefinePlugin({
        'process.env': {
            NODE_ENV: JSON.stringify(process.env.NODE_ENV || 'development'),
        },
    }),
    new webpack.optimize.ModuleConcatenationPlugin(),
];

if (process.env.NODE_ENV === 'development') {
    entry.push('webpack-dev-server/client?http://localhost:3000');
    entry.push('webpack/hot/only-dev-server');
    plugins.push(new webpack.HotModuleReplacementPlugin());
}

module.exports = {
    entry,

    resolve: {
        extensions: ['.scss', '.css', '.js', '.jsx', '.json'],
    },

    output: {
        path: path.join(__dirname, 'dist/public'),
        filename: 'bundle.js',
        publicPath: '/static/',
    },

    module: {
        rules: [
            {
                test: /\.jsx?$/,
                exclude: /node_modules/,
                loader: 'babel-loader',
                include: path.join(__dirname, 'src'),
            },
            {
                test: /(\.scss)$/,
                loader: ExtractTextPlugin.extract({
                    fallback: 'style-loader',
                    use: [
                        {
                            loader: 'css-loader',
                            options: {
                                sourceMap: true,
                                modules: true,
                                importLoaders: 1,
                                localIdentName: '[name]__[local]___[hash:base64:5]',
                            },
                        },
                        {
                            loader: 'sass-loader',
                            options: {
                                // data: '@import "theme/_config.scss";',
                                includePaths: [path.resolve(__dirname, './src')],
                            },
                        },
                    ],
                }),
            },
            {
                test: /\.css$/,
                loader: ExtractTextPlugin.extract({ fallback: 'style-loader', use: 'css-loader' }),
            },
        ],
    },

    plugins,

    devtool: 'source-map',

    devServer: {
        proxy: {
            '/api': {
                target: process.env.UNLEASH_API || 'http://localhost:4242',
                changeOrigin: true,
                secure: false,
            },
        },
        port: process.env.PORT || 3000,
    },
};