const path = require("path");

module.exports = {
  stories: ["../src/**/*.stories.tsx"],
  addons: [
    "@storybook/addon-links",
    "@storybook/addon-essentials",
    "@storybook/addon-a11y",
    "@storybook/addon-storysource",
    "storybook-addon-rtl"
  ],
  framework: {
    name: '@storybook/nextjs',
    options: {},
  },
  staticDirs: ['./../public'],
  typescript: {
    check: false,
    checkOptions: {},
    // ideally we use `react-docgen-typescript`. But there's still some issue, related to webpack 5.
    // so we use `react-docgen` for now
    reactDocgen: "react-docgen",
    // reactDocgenTypescriptOptions: {
    //   shouldExtractLiteralValuesFromEnum: true,
    //   propFilter: (prop) => (prop.parent ? !/node_modules/.test(prop.parent.fileName) : true),
    // },
  },
  webpackFinal: async (config) => {
    // Add support for absolute paths
    config.resolve.modules = [
      ...(config.resolve.modules || []),
      path.resolve("./"),
    ];

    // @/ root alias doesn't work in storybook, so we have to write the aliases manually
    const otherAliases = ["components", "utils", "redux", "hooks", "contexts"];

    // Add support for module aliases (same aliases in tsconfig.json)
    config.resolve.alias = {
      ...(config.resolve.alias || {}),
      "@/icons": path.resolve(__dirname, "../public/icons"),
      "@/public": path.resolve(__dirname, "../public"),
      "@/dls": path.resolve(__dirname, "../src/components/dls"),
      "@/api": path.resolve(__dirname, "../src/api"),
      "@/data": path.resolve(__dirname, "../data"),
      "@/types": path.resolve(__dirname, "../types"),
      ...otherAliases.reduce(
        (acc, folder) => ({
          ...acc,
          [`@/${folder}`]: path.resolve(__dirname, "../src", folder),
        }),
        {}
      ),
    };

    const fileLoaderRule = config.module.rules.find((rule) =>
      Array.isArray(rule.test)
        ? rule.test[0]?.test(".svg")
        : rule.test?.test(".svg")
    );
    fileLoaderRule.exclude = /\.svg$/;
    // This is needed for inline svg imports
    config.module.rules.push({
      test: /\.svg$/,
      exclude: /node_modules/,
      use: [
        {
          loader: "@svgr/webpack",
          options: {
            prettier: false,
            svgo: true,
            svgoConfig: {
              plugins: [
                {
                  name: "preset-default",
                  params: {
                    overrides: {
                      removeViewBox: false,
                    },
                  },
                },
              ],
            },
          },
        },
      ],
    });
    return config;
  },
};