const path = require("path");
const {CleanWebpackPlugin} = require("clean-webpack-plugin");
const MiniCssExtractPlugin = require("mini-css-extract-plugin");
const HTMLWebpackPlugin = require("html-webpack-plugin");
const CopyWebpackPlugin = require("copy-webpack-plugin");
const isDev = process.env.NODE_ENV === "development";
const isProd = !isDev;
const optimization = () => {
const config = {
splitChunks: {
chunks: "all",
},
};
return config;
};
const plugins = () => {
return [
new CleanWebpackPlugin(),
new MiniCssExtractPlugin({
filename: filename("css"),
}),
new CopyWebpackPlugin({
patterns: [
{from: path.resolve(__dirname, "public/image"), to: "image"}
]
}),
new HTMLWebpackPlugin({
template: "index.html",
minify: {
collapseWhitespace: isProd,
},
})
];
}
const cssLoaders = (additional) => {
const loaders = [
{
loader: MiniCssExtractPlugin.loader,
},
"css-loader", "postcss-loader",
];
if (additional) {
loaders.push(additional);
}
return loaders;
};
const babelLoaders = (preset) => {
const loaders = [
{
loader: "babel-loader",
options: {
presets: ["@babel/preset-env"],
},
},
];
if (preset) {
loaders[0].options.presets.push(preset);
}
return loaders;
};
const filename = (ext) => (isDev ? `[name].${ext}` : `[name].[fullhash].${ext}`);
module.exports = {
context: path.resolve(__dirname, "public"),
entry: {
main: ["@babel/polyfill", path.resolve(__dirname, "src", "index.jsx")],
},
output: {
filename: filename("js"),
path: path.resolve(__dirname, "build"),
},
devServer: {
historyApiFallback: true,
port: 4200,
open: true,
},
resolve: {
extensions: [".js", ".jsx", ".ts", ".less"],
alias: {
Source: path.resolve(__dirname, 'src'),
Public: path.resolve(__dirname, 'public'),
Image: path.resolve(__dirname, 'public/image'),
Components: path.resolve(__dirname, 'src/components'),
Pages: path.resolve(__dirname, 'src/pages'),
Styles: path.resolve(__dirname, 'src/styles'),
Utils: path.resolve(__dirname, 'src/utils'),
},
},
optimization: optimization(),
devtool: isDev ? "source-map" : undefined,
plugins: plugins(),
module: {
rules: [
{
test: /\.js$/,
exclude: /node_modules/,
use: babelLoaders(),
},
{
test: /\.ts$/,
exclude: /node_modules/,
use: babelLoaders("@babel/preset-typescript"),
},
{
test: /\.jsx$/,
exclude: /node_modules/,
use: babelLoaders("@babel/preset-react"),
},
{
test: /\.(ttf|eot|woff|svg)$/,
use: ["file-loader"],
},
{
test: /\.(png|jpg|svg)$/,
use: ["file-loader"],
},
{
test: /\.css$/,
use: cssLoaders(),
},
{
test: /\.less$/,
use: cssLoaders("less-loader"),
},
],
},
};