const path = require('path');
const webpack = require('webpack');
const slash = require('slash2');
const pkg = require('../../package.json');
const CopyPlugin = require('copy-webpack-plugin');
const ASSET_PATH = process.env.ASSET_PATH || '/';
module.exports = options => ({
  mode: options.mode,
  entry: options.entry,
  output: Object.assign(
    {
      path: path.resolve(process.cwd(), pkg.name.toLocaleLowerCase()),
      publicPath: `/${pkg.name.toLocaleLowerCase()}`,
    },
    options.output,
  ), // Merge with env dependent settings
  optimization: options.optimization,
  module: {
    rules: [
      {
        test: /\.jsx?$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: options.babelQuery,
        },
      },

      {
        // Preprocess our own .css files
        // This is the place to add your own loaders (e.g. sass/less etc.)
        // for a list of loaders, see https://webpack.js.org/loaders/#styling
        test: /\.css$/,
        exclude: /node_modules/,
        use: ['style-loader', 'css-loader'],
      },
      {
        test: /\.less$/,

        use: [
          {
            loader: 'style-loader',
          },
          {
            loader: 'css-loader',
            options: {
              modules: {
                // localIdentName: '[name]__[local]___[hash:base64:5]'
                // modules: true,
                getLocalIdent: (context, _, localName) => {
                  if (
                    context.resourcePath.includes('node_modules') ||
                    context.resourcePath.includes('ant.design.pro.less') ||
                    context.resourcePath.includes('global.less')
                  ) {
                    return localName;
                  }

                  const match = context.resourcePath.match(/src(.*)/);

                  if (match && match[1]) {
                    const antdProPath = match[1].replace('.less', '');
                    const arr = slash(antdProPath)
                      .split('/')
                      .map(a => a.replace(/([A-Z])/g, '-$1'))
                      .map(a => a.toLowerCase());
                    return `panda-pro${arr.join('-')}-${localName}`.replace(
                      /--/g,
                      '-',
                    );
                  }

                  return localName;
                },
              },
            },
          },
          {
            loader: 'less-loader',
            options: {
              javascriptEnabled: true,
            },
          },
        ],
      },
      {
        test: /\.css$/,
        include: /node_modules/,
        use: ['style-loader', 'css-loader'],
      },
      {
        test: /\.(eot|otf|ttf|woff|woff2)$/,
        use: 'file-loader',
      },
      {
        test: /\.svg$/,
        use: [
          {
            loader: 'svg-url-loader',
            options: {
              // Inline files smaller than 10 kB
              limit: 10 * 1024,
              noquotes: true,
            },
          },
        ],
      },
      {
        test: /\.(jpg|png|gif)$/,
        use: [
          {
            loader: 'url-loader',
            options: {
              // Inline files smaller than 10 kB
              limit: 10 * 1024,
            },
          },
          // {
          //   loader: 'image-webpack-loader',
          //   options: {
          //     mozjpeg: {
          //       enabled: false,
          //       // NOTE: mozjpeg is disabled as it causes errors in some Linux environments
          //       // Try enabling it in your environment by switching the config to:
          //       // enabled: true,
          //       // progressive: true,
          //     },
          //     gifsicle: {
          //       interlaced: false,
          //     },
          //     optipng: {
          //       optimizationLevel: 7,
          //     },
          //     pngquant: {
          //       quality: '65-90',
          //       speed: 4,
          //     },
          //   },
          // },
        ],
      },
      {
        test: /\.html$/,
        use: 'html-loader',
      },
      {
        test: /\.(mp4|webm)$/,
        use: {
          loader: 'url-loader',
          options: {
            limit: 10000,
          },
        },
      },
    ],
  },
  plugins: options.plugins.concat([
    // Always expose NODE_ENV to webpack, in order to use `process.env.NODE_ENV`
    // inside your code for any environment checks; Terser will automatically
    // drop any unreachable code.
    new webpack.EnvironmentPlugin({
      NODE_ENV: 'development',
    }),
    new webpack.DefinePlugin({
      'process.env.ASSET_PATH': JSON.stringify(ASSET_PATH),
    }),
    new CopyPlugin([
      {
        from: path.resolve(process.cwd(), 'theme'),
        to: path.resolve(
          process.cwd(),
          `${pkg.name.toLocaleLowerCase()}/theme`,
        ),
      },
    ]),
  ]),
  resolve: {
    modules: ['node_modules', 'src'],
    extensions: ['.js', '.jsx', '.react.js'],
    mainFields: ['browser', 'jsnext:main', 'main'],
  },
  devtool: options.devtool,
  target: 'web', // Make web variables accessible to webpack, e.g. window
  performance: options.performance || {},
});
