const { CleanWebpackPlugin } = require('clean-webpack-plugin');
const CopyPlugin = require('copy-webpack-plugin');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const ModuleFederationPlugin = require('webpack').container.ModuleFederationPlugin;
const ExternalTemplateRemotesPlugin = require('external-remotes-plugin');
const TerserPlugin = require('terser-webpack-plugin');
const combineUrl = require('@appserver/common/utils/combineUrl');
const AppServerConfig = require('@appserver/common/constants/AppServerConfig');
const sharedDeps = require('@appserver/common/constants/sharedDependencies');

const path = require('path');
const pkg = require('./package.json');
const deps = pkg.dependencies || {};
const homepage = pkg.homepage; // combineUrl(AppServerConfig.proxyURL, pkg.homepage);
const title = pkg.title;

var config = {
  mode: 'development',
  entry: './src/index',

  devServer: {
    devMiddleware: {
      publicPath: homepage,
    },
    static: {
      directory: path.join(__dirname, 'dist'),
      publicPath: homepage,
    },
    port: 5008,
    historyApiFallback: {
      // Paths with dots should still use the history fallback.
      // See https://github.com/facebook/create-react-app/issues/387.
      disableDotRule: true,
      index: homepage,
    },
    hot: false,
    headers: {
      'Access-Control-Allow-Origin': '*',
      'Access-Control-Allow-Methods': 'GET, POST, PUT, DELETE, PATCH, OPTIONS',
      'Access-Control-Allow-Headers': 'X-Requested-With, content-type, Authorization',
    },
  },

  output: {
    publicPath: 'auto',
    chunkFilename: 'static/js/[id].[contenthash].js',
    //assetModuleFilename: "assets/[hash][ext][query]",
    path: path.resolve(process.cwd(), 'dist'),
    filename: 'static/js/[name].[contenthash].bundle.js',
  },

  resolve: {
    extensions: ['.jsx', '.js', '.json'],
    fallback: {
      crypto: false,
    },
  },

  performance: {
    maxEntrypointSize: 512000,
    maxAssetSize: 512000,
  },

  module: {
    rules: [
      {
        test: /\.(png|jpe?g|gif|ico)$/i,
        type: 'asset/resource',
        generator: {
          filename: 'static/images/[hash][ext][query]',
        },
      },
      {
        test: /\.m?js/,
        type: 'javascript/auto',
        resolve: {
          fullySpecified: false,
        },
      },
      {
        test: /\.react.svg$/,
        use: [
          {
            loader: '@svgr/webpack',
            options: {
              svgoConfig: {
                plugins: [{ removeViewBox: false }],
              },
            },
          },
        ],
      },
      { test: /\.json$/, loader: 'json-loader' },
      {
        test: /\.css$/i,
        use: ['style-loader', 'css-loader'],
      },
      {
        test: /\.s[ac]ss$/i,
        use: [
          // Creates `style` nodes from JS strings
          'style-loader',
          // Translates CSS into CommonJS
          {
            loader: 'css-loader',
            options: {
              url: {
                filter: (url, resourcePath) => {
                  // resourcePath - path to css file

                  // Don't handle `/static` urls
                  if (url.startsWith('/static') || url.startsWith('data:')) {
                    return false;
                  }

                  return true;
                },
              },
            },
          },
          // Compiles Sass to CSS
          'sass-loader',
        ],
      },

      {
        test: /\.(js|jsx)$/,
        exclude: /node_modules/,
        use: [
          {
            loader: 'babel-loader',
            options: {
              presets: ['@babel/preset-react', '@babel/preset-env'],
              plugins: [
                '@babel/plugin-transform-runtime',
                '@babel/plugin-proposal-class-properties',
                '@babel/plugin-proposal-export-default-from',
              ],
            },
          },
          'source-map-loader',
        ],
      },
    ],
  },

  plugins: [
    new CleanWebpackPlugin(),
    new ModuleFederationPlugin({
      name: 'files',
      filename: 'remoteEntry.js',
      remotes: {
        studio: `studio@${combineUrl(AppServerConfig.proxyURL, '/remoteEntry.js')}`,
        people: `people@${combineUrl(AppServerConfig.proxyURL, '/products/people/remoteEntry.js')}`,
      },
      exposes: {
        './app': './src/Files.jsx',
        './SharingDialog': './src/components/panels/SharingDialog',
        './utils': './src/helpers/utils.js',
        './SelectFileDialog': './src/components/panels/SelectFileDialog',
        './SelectFolderDialog': './src/components/panels/SelectFolderDialog',
      },
      shared: {
        ...deps,
        ...sharedDeps,
      },
    }),
    new ExternalTemplateRemotesPlugin(),
    new CopyPlugin({
      patterns: [
        {
          from: 'public',
          globOptions: {
            dot: true,
            gitignore: true,
            ignore: ['**/index.html'],
          },
        },
      ],
    }),
  ],
};

module.exports = (env, argv) => {
  if (!!env.hideText) {
    config.plugins = [
      ...config.plugins,
      new HtmlWebpackPlugin({
        template: './public/index.html',
        publicPath: homepage,
        title: title,
        base: `${homepage}/`,
        custom: `<style type="text/css">
          div,
          p,
          a,
          span,
          button,
          h1,
          h2,
          h3,
          h4,
          h5,
          h6,
          ::placeholder {
            color: rgba(0, 0, 0, 0) !important;
        }
        </style>`,
      }),
    ];
  } else {
    config.plugins = [
      ...config.plugins,
      new HtmlWebpackPlugin({
        template: './public/index.html',
        publicPath: homepage,
        title: title,
        base: `${homepage}/`,
        custom: '',
      }),
    ];
  }
  if (argv.mode === 'production') {
    config.mode = 'production';
    config.optimization = {
      splitChunks: { chunks: 'all' },
      minimize: !env.minimize,
      minimizer: [new TerserPlugin()],
    };
  } else {
    config.devtool = 'cheap-module-source-map';
  }

  return config;
};