@zokki/astro-brotli/dist/index.js

brotli compression for astro static sites

"use strict";
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __hasOwnProp = Object.prototype.hasOwnProperty;
var __export = (target, all) => {
  for (var name in all)
    __defProp(target, name, { get: all[name], enumerable: true });
};
var __copyProps = (to, from, except, desc) => {
  if (from && typeof from === "object" || typeof from === "function") {
    for (let key of __getOwnPropNames(from))
      if (!__hasOwnProp.call(to, key) && key !== except)
        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
  }
  return to;
};
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/index.ts
var src_exports = {};
__export(src_exports, {
  brotli: () => brotli
});
module.exports = __toCommonJS(src_exports);
var import_integration_utils = require("@zokki/integration-utils");
var import_glob = require("glob");
var import_node_fs = require("fs");
var import_node_stream = require("stream");
var import_node_url = require("url");
var import_node_zlib = require("zlib");
var defaultExtension = ["css", "js", "html", "xml", "cjs", "mjs", "svg", "txt"];
var brotli = (config) => ({
  name: "@zokki/brotli",
  hooks: {
    "astro:build:done": async ({ dir, logger }) => {
      const outDir = (0, import_node_url.fileURLToPath)(dir);
      const extensionsToCompress = config?.extensions ?? defaultExtension;
      const brotliOptions = {
        ...config?.brotliOptions,
        params: { [import_node_zlib.constants.BROTLI_PARAM_QUALITY]: 11, ...config?.brotliOptions?.params }
      };
      let originalSizeSum = 0;
      let compressedSizeSum = 0;
      await (0, import_glob.glob)(`${outDir}**/*.{${extensionsToCompress.join(",")}}`).then(
        (files) => Promise.all(
          files.map(async (file) => {
            const brotliFile = `${file}.br`;
            const read = (0, import_node_fs.createReadStream)(file);
            const write = (0, import_node_fs.createWriteStream)(brotliFile);
            const brotli2 = (0, import_node_zlib.createBrotliCompress)(brotliOptions);
            await import_node_stream.promises.pipeline(read, brotli2, write);
            const originalSize = read.bytesRead;
            const compressedSize = write.bytesWritten;
            originalSizeSum += originalSize;
            compressedSizeSum += compressedSize;
            if (config?.logAllFiles !== false) {
              const relativePath = brotliFile.replace(outDir, "/").padEnd(45);
              const reductionStr = (0, import_integration_utils.reductionMessage)(originalSize, compressedSize);
              logger.info(`${relativePath}	${reductionStr}`);
            }
          })
        )
      );
      if (originalSizeSum) {
        const reduction = (0, import_integration_utils.reductionMessage)(originalSizeSum, compressedSizeSum);
        logger.info(`Brotli completed successfully! (total reduction: ${reduction})`);
      } else {
        logger.info("Nothing were compressed with brotli.");
      }
    }
  }
});
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  brotli
});