const path = require("path");
const webpack = require("webpack");
const terserWebpackPlugin = require("terser-webpack-plugin");

const {CleanWebpackPlugin} = require('clean-webpack-plugin')

module.exports = {
  mode: "production",
  entry: {
    vue: [
        "axios",
        "core-js",
        "echarts",
        "echarts-wordcloud",
        "element-plus",
        "js-sha256",
        "vue",
        "vue-router"
    ],
  },
  output: {
    path: path.resolve(__dirname, "dll"),
    filename: "dll_[name].js",
    library: "dll_[name]",
  },
  optimization: {
    minimizer: [
      new terserWebpackPlugin({
        extractComments: false,
      }),
    ],
  },
  plugins: [
      new CleanWebpackPlugin({
          path: path.join(__dirname, "./dll")
      }),
    new webpack.DllPlugin({
      name: "dll+[name]",
      path: path.resolve(__dirname, "./dll/[name].manifest.json"),
    }),
  ],
};