const path = require("path");
const { merge } = require("webpack-merge");
const CopyWebpackPlugin = require("copy-webpack-plugin");
const HtmlWebpackPlugin = require("html-webpack-plugin");
const common = require("./webpack.common.js");

const appConfig = {
  entry: "./src/index.js",
  output: {
    path: path.resolve(__dirname, "build"),
    filename: "static/js/app.bundle.js",
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: "./public/index.html",
      filename: "index.html",
      inject: "body",
    }),
  ],
};

const backgroundConfig = {
  entry: "./src/background/background.js",
  output: {
    path: path.resolve(__dirname, "build/static/js"),
    filename: "background.bundle.js",
  },
};

const contentConfig = {
  entry: "./src/content/content.js",
  output: {
    path: path.resolve(__dirname, "build/static/js"),
    filename: "content.bundle.js",
  },
};

const injectConfig = {
  entry: "./src/content/inject.js",
  output: {
    path: path.resolve(__dirname, "build/static/js"),
    filename: "inject.bundle.js",
  },
};

const copyConfig = {
  plugins: [
    new CopyWebpackPlugin({
      patterns: [
        { from: "public/images", to: "images" },
        { from: "public/manifest.json", to: "manifest.json" },
        { from: "public/robots.txt", to: "robots.txt" },
      ],
    }),
  ],
};

module.exports = [
  merge(common, appConfig, copyConfig),
  merge(common, backgroundConfig),
  merge(common, contentConfig),
  merge(common, injectConfig),
];