'use strict';

var url = require('url');
var dotenv = require('dotenv');
var dotenvExpand = require('dotenv-expand');
var path = require('path');

var __defProp = Object.defineProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });
var packageVersion = "1.3.0";
function loadEnvFiles(options) {
  const log = options?.debug ? (message) => console.debug(`[@skyra/env-utilities@${packageVersion}][DEBUG] ${message}`) : (_) => void 0;
  if (!process.env.NODE_ENV) {
    throw new Error("The NODE_ENV environment variable is required but was not specified.");
  }
  const env = options?.env || process.env.NODE_ENV;
  const dotenvPath = options?.path || path.resolve(process.cwd(), ".env");
  const dotenvFiles = [`${dotenvPath}.${env}.local`, `${dotenvPath}.${env}`, dotenvPath];
  if (process.env.NODE_ENV !== "test") {
    dotenvFiles.splice(1, 0, `${dotenvPath}.local`);
  }
  let parsed = {};
  for (const dotenvFile of dotenvFiles) {
    const dotenvFileString = typeof dotenvFile === "string" ? dotenvFile : url.fileURLToPath(dotenvFile);
    log(`loading \`${path.basename(dotenvFileString)}\``);
    const result = dotenvExpand.expand(
      dotenv.config({
        debug: options?.debug,
        encoding: options?.encoding,
        path: dotenvFile
      })
    );
    if (result.error) {
      if (result.error.code === "ENOENT") {
        log(`\`${path.basename(dotenvFileString)}\` file not found`);
        continue;
      }
      throw result.error;
    }
    parsed = { ...result.parsed, ...parsed };
  }
  if (options?.prefix) {
    const prefixRegExp = new RegExp(`^${options.prefix}`, "i");
    parsed = Object.keys(parsed).filter((key) => {
      const match = prefixRegExp.test(key);
      log(`Prefix for key \`${key}\` ${match ? "matches" : "does not match"} \`${options.prefix}\``);
      return match;
    }).reduce((obj, key) => {
      obj[key] = parsed[key];
      return obj;
    }, {});
  }
  return {
    parsed
  };
}
__name(loadEnvFiles, "loadEnvFiles");

// src/lib/utils.ts
function envParseInteger(key, defaultValue) {
  const value = process.env[key];
  if (!value) {
    if (defaultValue === void 0)
      throw new ReferenceError(`[ENV] ${key} - The key must be an integer, but is empty or undefined.`);
    return defaultValue;
  }
  const integer = Number(value);
  if (Number.isInteger(integer))
    return integer;
  throw new TypeError(`[ENV] ${key} - The key must be an integer, but received '${value}'.`);
}
__name(envParseInteger, "envParseInteger");
function envParseNumber(key, defaultValue) {
  const value = process.env[key];
  if (!value) {
    if (defaultValue === void 0)
      throw new ReferenceError(`[ENV] ${key} - The key must be a number, but is empty or undefined.`);
    return defaultValue;
  }
  const integer = Number(value);
  if (!Number.isNaN(integer))
    return integer;
  throw new TypeError(`[ENV] ${key} - The key must be a number, but received '${value}'.`);
}
__name(envParseNumber, "envParseNumber");
function envParseBoolean(key, defaultValue) {
  const value = process.env[key];
  if (!value) {
    if (defaultValue === void 0)
      throw new ReferenceError(`[ENV] ${key} - The key must be a boolean, but is empty or undefined.`);
    return defaultValue;
  }
  if (value.length === 4 && value.toLowerCase() === "true")
    return true;
  if (value.length === 5 && value.toLowerCase() === "false")
    return false;
  throw new TypeError(`[ENV] ${key} - The key must be a boolean, but received '${value}'.`);
}
__name(envParseBoolean, "envParseBoolean");
function envParseString(key, defaultValue) {
  const value = process.env[key];
  if (!value) {
    if (defaultValue === void 0)
      throw new ReferenceError(`[ENV] ${key} - The key must be a string, but is empty or undefined.`);
    return defaultValue;
  }
  return value;
}
__name(envParseString, "envParseString");
function envParseArray(key, defaultValue) {
  const value = process.env[key];
  if (!value) {
    if (defaultValue === void 0)
      throw new ReferenceError(`[ENV] ${key} - The key must be an array, but is empty or undefined.`);
    return defaultValue;
  }
  return value.split(" ");
}
__name(envParseArray, "envParseArray");
function envIsNull(key) {
  const value = process.env[key];
  return typeof value === "string" && (value === "0" || value.length === 4 && value.toLowerCase() === "null");
}
__name(envIsNull, "envIsNull");
function envIsUndefined(key) {
  const value = process.env[key];
  return value === void 0 || value.length === 0;
}
__name(envIsUndefined, "envIsUndefined");
function envIsNullish(key) {
  return envIsUndefined(key) || envIsNull(key);
}
__name(envIsNullish, "envIsNullish");
function envIsDefined(...keys) {
  return keys.every((key) => !envIsUndefined(key));
}
__name(envIsDefined, "envIsDefined");

// src/lib/setup.ts
function setup(pathOrOptions) {
  process.env.NODE_ENV ??= "development";
  let options;
  if (typeof pathOrOptions === "undefined") {
    options = {};
  } else if (typeof pathOrOptions === "string") {
    options = { path: pathOrOptions };
  } else if (typeof pathOrOptions === "object") {
    if (pathOrOptions instanceof URL) {
      options = { path: url.fileURLToPath(pathOrOptions) };
    } else {
      const { path, ...rest } = pathOrOptions;
      options = { path: typeof path === "undefined" ? path : typeof path === "string" ? path : url.fileURLToPath(path), ...rest };
    }
  } else {
    throw new TypeError("Expected undefined, string, URL, or EnvSetupOptions");
  }
  return loadEnvFiles({
    debug: envIsDefined("DOTENV_DEBUG") ? envParseBoolean("DOTENV_DEBUG") : void 0,
    encoding: process.env.DOTENV_ENCODING,
    env: process.env.DOTENV_ENV,
    path: process.env.DOTENV_PATH,
    prefix: process.env.DOTENV_PREFIX,
    ...options
  });
}
__name(setup, "setup");

exports.envIsDefined = envIsDefined;
exports.envIsNull = envIsNull;
exports.envIsNullish = envIsNullish;
exports.envIsUndefined = envIsUndefined;
exports.envParseArray = envParseArray;
exports.envParseBoolean = envParseBoolean;
exports.envParseInteger = envParseInteger;
exports.envParseNumber = envParseNumber;
exports.envParseString = envParseString;
exports.setup = setup;
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