"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = getPackageClassName;
exports.matchClassName = matchClassName;

function _fs() {
  const data = _interopRequireDefault(require("fs"));

  _fs = function () {
    return data;
  };

  return data;
}

function _glob() {
  const data = _interopRequireDefault(require("glob"));

  _glob = function () {
    return data;
  };

  return data;
}

function _path() {
  const data = _interopRequireDefault(require("path"));

  _path = function () {
    return data;
  };

  return data;
}

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/**
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 */
function getPackageClassName(folder) {
  const files = _glob().default.sync('**/+(*.java|*.kt)', {
    cwd: folder
  });

  const packages = files.map(filePath => _fs().default.readFileSync(_path().default.join(folder, filePath), 'utf8')).map(matchClassName).filter(match => match); // @ts-ignore

  return packages.length ? packages[0][1] : null;
}

function matchClassName(file) {
  return file.match(/class\s+(\w+[^(\s]*)[\s\w():]*(\s+implements\s+|:)[\s\w():,]*[^{]*ReactPackage/);
}

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