atom-nuclide/pkg/nuclide-fuzzy-filename-provider/lib/main.js

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Object.defineProperty(exports, '__esModule', {
  value: true
});

/*
 * Copyright (c) 2015-present, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the license found in the LICENSE file in
 * the root directory of this source tree.
 */

var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();

exports.registerProvider = registerProvider;
exports.provideBusySignal = provideBusySignal;
exports.activate = activate;
exports.deactivate = deactivate;

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }

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

var _atom2;

function _atom() {
  return _atom2 = require('atom');
}

// eslint-disable-next-line nuclide-internal/no-cross-atom-imports

var _nuclideBusySignal2;

function _nuclideBusySignal() {
  return _nuclideBusySignal2 = require('../../nuclide-busy-signal');
}

var _nuclideLogging2;

function _nuclideLogging() {
  return _nuclideLogging2 = require('../../nuclide-logging');
}

var _nuclideRemoteConnection2;

function _nuclideRemoteConnection() {
  return _nuclideRemoteConnection2 = require('../../nuclide-remote-connection');
}

var _utils2;

function _utils() {
  return _utils2 = require('./utils');
}

var _FuzzyFileNameProvider2;

function _FuzzyFileNameProvider() {
  return _FuzzyFileNameProvider2 = _interopRequireDefault(require('./FuzzyFileNameProvider'));
}

var Activation = (function () {
  function Activation(state) {
    _classCallCheck(this, Activation);

    this._disposables = new (_atom2 || _atom()).CompositeDisposable();
  }

  _createClass(Activation, [{
    key: 'activate',
    value: function activate() {
      // Do search preprocessing for all existing and future root directories.
      initSearch(atom.project.getPaths());
      this._disposables.add(atom.project.onDidChangePaths(initSearch));
    }
  }, {
    key: 'dispose',
    value: function dispose() {
      this._disposables.dispose();
    }
  }]);

  return Activation;
})();

var activation = null;
function getActivation() {
  if (activation == null) {
    activation = new Activation();
    activation.activate();
  }
  return activation;
}
var projectRoots = new Set();
var busySignalProvider = null;

/**
 * @param projectPaths All the root directories in the Atom workspace.
 */
function initSearch(projectPaths) {
  var newProjectRoots = new Set();
  projectPaths.forEach(function (projectPath) {
    newProjectRoots.add(projectPath);
    if (projectRoots.has(projectPath)) {
      return;
    }
    var service = (0, (_nuclideRemoteConnection2 || _nuclideRemoteConnection()).getServiceByNuclideUri)('FuzzyFileSearchService', projectPath);
    if (service) {
      // It doesn't matter what the search term is. Empirically, doing an initial
      // search speeds up the next search much more than simply doing the setup
      // kicked off by 'fileSearchForDirectory'.
      service.isFuzzySearchAvailableFor(projectPath).then(function (isAvailable) {
        if (isAvailable) {
          (function () {
            var queryPromise = service.queryFuzzyFile(projectPath, 'a', (0, (_utils2 || _utils()).getIgnoredNames)()).catch(function (error) {
              (0, (_nuclideLogging2 || _nuclideLogging()).getLogger)().error('Error starting fuzzy filename search for ' + projectPath, error);
            });
            if (busySignalProvider != null) {
              busySignalProvider.reportBusy('File search: indexing files for project ' + projectPath, function () {
                return queryPromise;
              });
            }
          })();
        }
      });
    }
  });
  // Clean up removed project roots.
  projectRoots.forEach(function (projectPath) {
    if (!newProjectRoots.has(projectPath)) {
      var service = (0, (_nuclideRemoteConnection2 || _nuclideRemoteConnection()).getServiceByNuclideUri)('FuzzyFileSearchService', projectPath);
      if (service != null) {
        service.disposeFuzzySearch(projectPath);
      }
    }
  });
  projectRoots = newProjectRoots;
}

function registerProvider() {
  return (_FuzzyFileNameProvider2 || _FuzzyFileNameProvider()).default;
}

function provideBusySignal() {
  if (busySignalProvider == null) {
    busySignalProvider = new (_nuclideBusySignal2 || _nuclideBusySignal()).BusySignalProviderBase();
  }
  return busySignalProvider;
}

function activate(state) {
  getActivation();
}

function deactivate() {
  if (activation) {
    activation.dispose();
    activation = null;
  }
}