'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.unblockAndGetVersionAsync = exports.addToPathAsync = undefined;

let addToPathAsync = exports.addToPathAsync = (() => {
  var _ref = _asyncToGenerator(function* () {
    if (!isPlatformSupported()) {
      return;
    }

    yield (_Binaries || _load_Binaries()).addToPathAsync('watchman');
  });

  return function addToPathAsync() {
    return _ref.apply(this, arguments);
  };
})();

let unblockAndGetVersionAsync = exports.unblockAndGetVersionAsync = (() => {
  var _ref2 = _asyncToGenerator(function* (projectRoot) {
    if (!isPlatformSupported()) {
      return null;
    }

    try {
      // `watchman version` returns:
      // {
      //  "version": "4.7.0"
      // }
      let result = yield _unblockAndVersionAsync(projectRoot);
      let watchmanVersion = JSON.parse((_lodash || _load_lodash()).default.trim(result.stdout)).version;
      return watchmanVersion;
    } catch (e) {
      // TODO: Maybe check to make sure this is ENOENT (which means watchman isn't installed)
      // We might want to report other errors
      return null;
    }
  });

  return function unblockAndGetVersionAsync(_x) {
    return _ref2.apply(this, arguments);
  };
})();

let _unblockAndVersionAsync = (() => {
  var _ref3 = _asyncToGenerator(function* (projectRoot) {
    let cancelObject = {
      isDoneWithVersionCheck: false
    };

    let result = yield Promise.race([_unblockAsync(projectRoot, cancelObject), _versionAsync(cancelObject)]);

    if (result.isUnblock) {
      result = yield Promise.race([_versionAsync(), _asyncToGenerator(function* () {
        yield (0, (_delayAsync || _load_delayAsync()).default)(WAIT_FOR_WATCHMAN_VERSION_MS);
        throw new Error(`\`watchman version\` failed even after \`launchctl unload\``);
      })]);
      (_Analytics || _load_Analytics()).logEvent('version after launchctl unload');
      return result;
    } else {
      return result;
    }
  });

  return function _unblockAndVersionAsync(_x2) {
    return _ref3.apply(this, arguments);
  };
})();

let _unblockAsync = (() => {
  var _ref5 = _asyncToGenerator(function* (projectRoot, cancelObject) {
    yield (0, (_delayAsync || _load_delayAsync()).default)(WAIT_FOR_WATCHMAN_VERSION_MS);

    if (!cancelObject.isDoneWithVersionCheck) {
      (_Analytics || _load_Analytics()).logEvent('launchctl unload');
      if (process.env.TMPDIR && process.env.USER) {
        // XDL's copy of watchman:
        (_rimraf || _load_rimraf()).default.sync(_path.default.join(process.env.TMPDIR, `${process.env.USER}-state`));
        // homebrew's watchman:
        (_rimraf || _load_rimraf()).default.sync(`/usr/local/var/run/watchman/${process.env.USER}-state`);
      }
      if (process.platform === 'darwin') {
        yield (0, (_spawnAsync || _load_spawnAsync()).default)('launchctl', ['unload', '-F', '~/Library/LaunchAgents/com.github.facebook.watchman.plist']);
      }
      if (projectRoot) {
        yield (0, (_spawnAsync || _load_spawnAsync()).default)('watchman', ['watch-del', projectRoot]);
        yield (0, (_spawnAsync || _load_spawnAsync()).default)('watchman', ['watch-project', projectRoot]);
      }
    }

    return {
      isUnblock: true
    };
  });

  return function _unblockAsync(_x3, _x4) {
    return _ref5.apply(this, arguments);
  };
})();

let _versionAsync = (() => {
  var _ref6 = _asyncToGenerator(function* (cancelObject) {
    let result = yield (0, (_spawnAsync || _load_spawnAsync()).default)('watchman', ['version']);

    if (cancelObject) {
      cancelObject.isDoneWithVersionCheck = true;
    }

    return result;
  });

  return function _versionAsync(_x5) {
    return _ref6.apply(this, arguments);
  };
})();

exports.isPlatformSupported = isPlatformSupported;

var _lodash;

function _load_lodash() {
  return _lodash = _interopRequireDefault(require('lodash'));
}

var _spawnAsync;

function _load_spawnAsync() {
  return _spawnAsync = _interopRequireDefault(require('@expo/spawn-async'));
}

var _delayAsync;

function _load_delayAsync() {
  return _delayAsync = _interopRequireDefault(require('delay-async'));
}

var _rimraf;

function _load_rimraf() {
  return _rimraf = _interopRequireDefault(require('rimraf'));
}

var _path = _interopRequireDefault(require('path'));

var _Analytics;

function _load_Analytics() {
  return _Analytics = _interopRequireWildcard(require('./Analytics'));
}

var _Binaries;

function _load_Binaries() {
  return _Binaries = _interopRequireWildcard(require('./Binaries'));
}

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }

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

function _asyncToGenerator(fn) { return function () { var gen = fn.apply(this, arguments); return new Promise(function (resolve, reject) { function step(key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { return Promise.resolve(value).then(function (value) { step("next", value); }, function (err) { step("throw", err); }); } } return step("next"); }); }; }

const WAIT_FOR_WATCHMAN_VERSION_MS = 3000;

function isPlatformSupported() {
  return process.platform === 'darwin';
}
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