webpack.common.js

const webpack = require("webpack");
const path = require("path");
const dotenv = require("dotenv").config();
const tailwindcss = require("tailwindcss");
const MiniCssExtractPlugin = require("mini-css-extract-plugin");
const CopyPlugin = require("copy-webpack-plugin");
const HtmlWebpackPlugin = require("html-webpack-plugin");
const TerserPlugin = require("terser-webpack-plugin");
const { BundleAnalyzerPlugin } = require("webpack-bundle-analyzer");
const { sentryWebpackPlugin } = require("@sentry/webpack-plugin");
const AddReactDisplayNamePlugin = require("babel-plugin-add-react-displayname");

const getEnvVariable = (variable, defaultValue) =>
  process.env[variable] ?? defaultValue;

const sdkEnv = getEnvVariable("sdkEnv", "local");
const ENABLE_LOGGING = getEnvVariable("ENABLE_LOGGING", "false") === "true";
const envSdkUrl = getEnvVariable("ENV_SDK_URL", "");
const envBackendUrl = getEnvVariable("ENV_BACKEND_URL", "");
const envLoggingUrl = getEnvVariable("ENV_LOGGING_URL", "");

/*
* SDK Version Compatibility:

* v0: Compatible with API v1
* v1: Compatible with API v1
* v2: Compatible with API v2

* The default SDK version is "v1".
*/
const sdkVersion = getEnvVariable("SDK_VERSION", "v1");

const repoVersion = require("./package.json").version;
const repoName = require("./package.json").name;
const repoPublicPath =
  sdkEnv === "local" ? "" : `/web/${repoVersion}/${sdkVersion}`;

const getSdkUrl = (env, customUrl) => {
  if (customUrl) return customUrl;
  const urls = {
    prod: "https://checkout.hyperswitch.io",
    sandbox: "https://beta.hyperswitch.io",
    integ: "https://dev.hyperswitch.io",
    local: "http://localhost:9050",
  };
  return urls[env] || urls.local;
};

const sdkUrl = getSdkUrl(sdkEnv, envSdkUrl);
const getEnvironmentDomain = (prodDomain, integDomain, defaultDomain) => {
  switch (sdkEnv) {
    case "prod":
      return prodDomain;
    case "integ":
      return integDomain;
    default:
      return defaultDomain;
  }
};

const backendDomain = getEnvironmentDomain("checkout", "dev", "beta");
const confirmDomain = getEnvironmentDomain("live", "integ", "app");

const backendEndPoint =
  envBackendUrl || `https://${backendDomain}.hyperswitch.io/api`;

const confirmEndPoint =
  envBackendUrl || `https://${confirmDomain}.hyperswitch.io/api`;

const logEndpoint = envLoggingUrl;

const loggingLevel = "DEBUG";
const maxLogsPushedPerEventName = 100;

module.exports = (publicPath = "auto") => {
  const entries = {
    app: "./index.js",
    HyperLoader: "./src/hyper-loader/HyperLoader.bs.js",
  };

  let definePluginValues = {
    repoName: JSON.stringify(repoName),
    repoVersion: JSON.stringify(repoVersion),
    publicPath: JSON.stringify(repoPublicPath),
    sdkUrl: JSON.stringify(sdkUrl),
    backendEndPoint: JSON.stringify(backendEndPoint),
    confirmEndPoint: JSON.stringify(confirmEndPoint),
    logEndpoint: JSON.stringify(logEndpoint),
    sentryDSN: JSON.stringify(process.env.SENTRY_DSN),
    sentryScriptUrl: JSON.stringify(process.env.SENTRY_SCRIPT_URL),
    enableLogging: ENABLE_LOGGING,
    loggingLevel: JSON.stringify(loggingLevel),
    maxLogsPushedPerEventName: JSON.stringify(maxLogsPushedPerEventName),
    sdkVersion: JSON.stringify(sdkVersion),
  };

  const plugins = [
    new MiniCssExtractPlugin(),
    new CopyPlugin({
      patterns: [{ from: "public" }],
    }),
    new webpack.DefinePlugin(definePluginValues),
    new HtmlWebpackPlugin({
      inject: false,
      template: "./public/build.html",
    }),
    new HtmlWebpackPlugin({
      // Also generate a test.html
      inject: false,
      filename: "fullscreenIndex.html",
      template: "./public/fullscreenIndexTemplate.html",
    }),
  ];

  if (process.env.NODE_ENV === "production") {
    plugins.push(
      new BundleAnalyzerPlugin({
        analyzerMode: "static",
        reportFilename: "bundle-report.html",
        openAnalyzer: false,
      })
    );
  }

  if (
    process.env.SENTRY_AUTH_TOKEN &&
    process.env.IS_SENTRY_ENABLED === "true"
  ) {
    plugins.push(
      sentryWebpackPlugin({
        org: "sentry",
        project: "hyperswitch-react-sdk",
        authToken: process.env.SENTRY_AUTH_TOKEN,
        url: process.env.SENTRY_URL,
        release: {
          name: "0.2",
          uploadLegacySourcemaps: {
            paths: ["dist"],
          },
        },
      })
    );
  }

  return {
    mode: sdkEnv === "local" ? "development" : "production",
    devtool: sdkEnv === "local" ? "eval-source-map" : "source-map",
    output: {
      path:
        sdkEnv && sdkEnv !== "local"
          ? path.resolve(__dirname, "dist", sdkEnv, sdkVersion)
          : path.resolve(__dirname, "dist"),
      clean: true,
      publicPath: `${repoPublicPath}/`,
    },
    optimization:
      sdkEnv === "local"
        ? {}
        : {
            sideEffects: true,
            minimize: true,
            minimizer: [
              new TerserPlugin({
                terserOptions: {
                  compress: {
                    drop_console: false,
                  },
                  mangle: {
                    keep_fnames: true, // Prevent function names from being mangled
                    keep_classnames: true, // Prevent class names from being mangled
                  },
                },
              }),
            ],
          },
    plugins,
    module: {
      rules: [
        {
          test: /\.css$/i,
          use: [
            MiniCssExtractPlugin.loader,
            "css-loader",
            {
              loader: "postcss-loader",
              options: {
                postcssOptions: {
                  plugins: [[tailwindcss("./tailwind.config.js")]],
                },
              },
            },
          ],
        },
        {
          test: /\.jsx?$/, // Matches both .js and .jsx files
          exclude: /node_modules/,
          use: {
            loader: "babel-loader",
            options: {
              presets: ["@babel/preset-env", "@babel/preset-react"],
              plugins: [AddReactDisplayNamePlugin],
            },
          },
        },
      ],
    },
    entry: entries,
    resolve: {
      extensions: [".js", ".jsx"],
    },
  };
};