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webpack.config.js
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//entry -> output
//https://webpack.js.org/#bundle-it
const path = require('path');
const webpack = require('webpack');
//https://github.com/webpack-contrib/mini-css-extract-plugin
const MiniCssExtractPlugin = require('mini-css-extract-plugin');
const publicPath = path.join(__dirname, 'client', 'public', 'dist');
//https://www.npmjs.com/package/cross-env
const env = process.env.NODE_ENV = process.env.NODE_ENV || 'development';
//https://www.npmjs.com/package/dotenv
if (env === 'test') {
require('dotenv').config({ path: '.env.test' });
} else if (env === 'development') {
//read the .env config files
require('dotenv').config({ path: '.env.development' });
}
//with this we can export the module and can be used in another file
module.exports = (env) => {
const isProduction = env === 'production';
const CSSExtract = new MiniCssExtractPlugin({ filename: 'styles.css' });
const MomentLocalesPlugin = require('moment-locales-webpack-plugin');
return {
entry: ['babel-polyfill', './client/src/app.js'],
output: {
path: publicPath,
filename: 'bundle.js'
},
//watch: true,
//https://webpack.js.org/loaders/#transpiling
//https://webpack.js.org/loaders/babel-loader/
//loader
//import babel to convert from React to ES6
module: {
rules: [{
loader: 'babel-loader',
test: /\.js$/,
exclude: /node_modules/
},
//when webpack detects css files run a module
//https://www.npmjs.com/package/css-loader
{
test: /\.s?css$/,
//extract all scss or css and bundle in styles.css
use: [
MiniCssExtractPlugin.loader,
{
loader: 'css-loader',
options: {
sourceMap: true
}
},
{
loader: 'sass-loader',
options: {
sourceMap: true
}
}
]
}]
},
plugins: [
CSSExtract,
new MomentLocalesPlugin({
localesToKeep: ['es', 'en']
}),
new webpack.DefinePlugin({
'process.env.FIREBASE_API_KEY': JSON.stringify(process.env.FIREBASE_API_KEY),
'process.env.FIREBASE_AUTH_DOMAIN': JSON.stringify(process.env.FIREBASE_AUTH_DOMAIN),
'process.env.FIREBASE_DATABASE_URL': JSON.stringify(process.env.FIREBASE_DATABASE_URL),
'process.env.FIREBASE_PROJECT_ID': JSON.stringify(process.env.FIREBASE_PROJECT_ID),
'process.env.FIREBASE_STORAGE_BUCKET': JSON.stringify(process.env.FIREBASE_STORAGE_BUCKET),
'process.env.FIREBASE_MESSAGING_SENDER_ID': JSON.stringify(process.env.FIREBASE_MESSAGING_SENDER_ID),
'process.env.FLOW_API_KEY': JSON.stringify(process.env.FLOW_API_KEY),
'process.env.FLOW_SECRET_KEY': JSON.stringify(process.env.FLOW_SECRET_KEY),
'process.env.FLOW_API_URL': JSON.stringify(process.env.FLOW_API_URL),
'process.env.FLOW_BASE_URL': JSON.stringify(process.env.FLOW_BASE_URL)
})
],
//set sourcemap to debug where in the files were an error and not show just bundle.js line 22xxx
//https://webpack.js.org/configuration/devtool/
devtool: isProduction ? 'source-map' : 'inline-source-map',
//https://webpack.js.org/configuration/dev-server/
//replacing for live-server
devServer: {
disableHostCheck: true,
contentBase: path.join(__dirname, 'client', 'public'),
historyApiFallback: true,
//public: '47888f08.ngrok.io',
publicPath: '/dist/'
}
};
};