@techmely/utils/file.js

Collection of helpful JavaScript / TypeScript utils

/*!
 * @techmely/utils
 * Copyright(c) 2021-2024 Techmely <techmely.creation@gmail.com>
 * MIT Licensed
 */

"use strict";
var __create = Object.create;
var __defProp = Object.defineProperty;
var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
var __getOwnPropNames = Object.getOwnPropertyNames;
var __getProtoOf = Object.getPrototypeOf;
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 __toESM = (mod, isNodeMode, target) => (target = mod != null ? __create(__getProtoOf(mod)) : {}, __copyProps(
  // If the importer is in node compatibility mode or this is not an ESM
  // file that has been converted to a CommonJS file using a Babel-
  // compatible transform (i.e. "__esModule" has not been set), then set
  // "default" to the CommonJS "module.exports" for node compatibility.
  isNodeMode || !mod || !mod.__esModule ? __defProp(target, "default", { value: mod, enumerable: true }) : target,
  mod
));
var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);

// src/file.ts
var file_exports = {};
__export(file_exports, {
  MimeType: () => MimeType,
  copyDir: () => copyDir,
  emptyDir: () => emptyDir,
  findNearestFile: () => findNearestFile,
  getMimeTypeFromExtension: () => getMimeTypeFromExtension,
  isFileReadable: () => isFileReadable,
  mimeTable: () => mimeTable,
  readFile: () => readFile,
  readFileSync: () => readFileSync,
  writeFile: () => writeFile
});
module.exports = __toCommonJS(file_exports);
var import_fs = __toESM(require("fs"));
var import_path = __toESM(require("path"));
var MimeType = /* @__PURE__ */ ((MimeType2) => {
  MimeType2["JPG"] = "image/jpeg";
  MimeType2["GIF"] = "image/gif";
  MimeType2["PNG"] = "image/png";
  MimeType2["MP4"] = "video/mp4";
  MimeType2["QuickTime"] = "video/quicktime";
  MimeType2["AVI"] = "video/x-msvideo";
  MimeType2["WMV"] = "video/x-ms-wmv";
  MimeType2["HEIC"] = "image/heic";
  return MimeType2;
})(MimeType || {});
var mimeTable = [
  { ext: ["gif"], type: "image/gif" /* GIF */ },
  { ext: ["jpe", "jpeg", "jpg"], type: "image/jpeg" /* JPG */ },
  { ext: ["png"], type: "image/png" /* PNG */ },
  { ext: ["qt", "mov"], type: "video/quicktime" /* QuickTime */ },
  { ext: ["mp4", "mp4v", "mpg4", "m4v"], type: "video/mp4" /* MP4 */ },
  { ext: ["avi"], type: "video/x-msvideo" /* AVI */ },
  { ext: ["wmv"], type: "video/x-ms-wmv" /* WMV */ },
  { ext: ["heic"], type: "image/heic" /* HEIC */ }
];
var getMimeTypeFromExtension = (extension) => {
  const result = mimeTable.find(({ ext }) => ext.includes(extension));
  if (!result) {
    throw new Error(`'${extension}' is not a valid extension`);
  }
  return result.type;
};
function writeFile(filename, content) {
  const dir = import_path.default.dirname(filename);
  if (!import_fs.default.existsSync(dir)) {
    import_fs.default.mkdirSync(dir, { recursive: true });
  }
  import_fs.default.writeFileSync(filename, content);
}
function isFileReadable(filename) {
  try {
    import_fs.default.accessSync(filename, import_fs.default.constants.R_OK);
    return true;
  } catch {
    return false;
  }
}
function emptyDir(dir, skip) {
  for (const file of import_fs.default.readdirSync(dir)) {
    if (skip?.includes(file)) {
      continue;
    }
    const abs = import_path.default.resolve(dir, file);
    if (import_fs.default.lstatSync(abs).isDirectory()) {
      emptyDir(abs);
      import_fs.default.rmdirSync(abs);
    } else {
      import_fs.default.unlinkSync(abs);
    }
  }
}
function copyDir(srcDir, destDir) {
  import_fs.default.mkdirSync(destDir, { recursive: true });
  for (const file of import_fs.default.readdirSync(srcDir)) {
    const srcFile = import_path.default.resolve(srcDir, file);
    if (srcFile === destDir) {
      continue;
    }
    const destFile = import_path.default.resolve(destDir, file);
    const stat = import_fs.default.statSync(srcFile);
    if (stat.isDirectory()) {
      copyDir(srcFile, destFile);
    } else {
      import_fs.default.copyFileSync(srcFile, destFile);
    }
  }
}
function readFile(filePath) {
  return new Promise((resolve, reject) => {
    import_fs.default.readFile(filePath, "utf8", (error, result) => {
      if (error) {
        reject(error);
      } else {
        resolve(result);
      }
    });
  });
}
function readFileSync(filePath) {
  return import_fs.default.readFileSync(filePath, "utf8");
}
async function getDataPath(directoryPath, fileName) {
  const packageJsonPath = import_path.default.join(directoryPath, fileName);
  const pkg = await readFile(packageJsonPath);
  const packageJsonData = JSON.parse(pkg);
  return {
    path: packageJsonPath,
    data: packageJsonData
  };
}
async function findNearestFile(fileName, directoryPath = import_path.default.resolve()) {
  try {
    const data = await getDataPath(directoryPath, fileName);
    return data;
  } catch (error) {
    const parentDirectoryPath = import_path.default.dirname(directoryPath);
    if (parentDirectoryPath === directoryPath) {
      throw new Error(`No ${fileName} files found`);
    }
    return findNearestFile(parentDirectoryPath, fileName);
  }
}
// Annotate the CommonJS export names for ESM import in node:
0 && (module.exports = {
  MimeType,
  copyDir,
  emptyDir,
  findNearestFile,
  getMimeTypeFromExtension,
  isFileReadable,
  mimeTable,
  readFile,
  readFileSync,
  writeFile
});