"use strict"; var _sliceInstanceProperty = require("@babel/runtime-corejs3/core-js-stable/instance/slice"); var _Array$from2 = require("@babel/runtime-corejs3/core-js-stable/array/from"); var _Symbol = require("@babel/runtime-corejs3/core-js-stable/symbol"); var _getIteratorMethod = require("@babel/runtime-corejs3/core-js/get-iterator-method"); var _Array$isArray2 = require("@babel/runtime-corejs3/core-js-stable/array/is-array"); var _interopRequireDefault = require("@babel/runtime-corejs3/helpers/interopRequireDefault"); var _regenerator = _interopRequireDefault(require("@babel/runtime-corejs3/regenerator")); var _promise = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/promise")); var _set = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/set")); var _concat = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/instance/concat")); var _filter = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/instance/filter")); var _includes = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/instance/includes")); var _keys2 = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/object/keys")); var _startsWith = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/instance/starts-with")); var _keys3 = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/instance/keys")); var _isArray = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/array/is-array")); var _map = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/instance/map")); var _from = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/array/from")); var _find = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/instance/find")); var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime-corejs3/helpers/toConsumableArray")); var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime-corejs3/helpers/slicedToArray")); var _asyncToGenerator2 = _interopRequireDefault(require("@babel/runtime-corejs3/helpers/asyncToGenerator")); var _CoreManager = _interopRequireDefault(require("./CoreManager")); var _ParseQuery = _interopRequireDefault(require("./ParseQuery")); var _LocalDatastoreUtils = require("./LocalDatastoreUtils"); function _createForOfIteratorHelper(o, allowArrayLike) { var it = typeof _Symbol !== "undefined" && _getIteratorMethod(o) || o["@@iterator"]; if (!it) { if (_Array$isArray2(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") { if (it) o = it; var i = 0; var F = function () {}; return { s: F, n: function () { if (i >= o.length) return { done: true }; return { done: false, value: o[i++] }; }, e: function (_e) { throw _e; }, f: F }; } throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } var normalCompletion = true, didErr = false, err; return { s: function () { it = it.call(o); }, n: function () { var step = it.next(); normalCompletion = step.done; return step; }, e: function (_e2) { didErr = true; err = _e2; }, f: function () { try { if (!normalCompletion && it.return != null) it.return(); } finally { if (didErr) throw err; } } }; } function _unsupportedIterableToArray(o, minLen) { var _context16; if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = _sliceInstanceProperty(_context16 = Object.prototype.toString.call(o)).call(_context16, 8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return _Array$from2(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); } function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; } /** * @flow */ /*:: import type ParseObject from './ParseObject';*/ /** * Provides a local datastore which can be used to store and retrieve Parse.Object.
* To enable this functionality, call Parse.enableLocalDatastore(). * * Pin object to add to local datastore * *
await object.pin();
*
await object.pinWithName('pinName');
* * Query pinned objects * *
query.fromLocalDatastore();
*
query.fromPin();
*
query.fromPinWithName();
* *
const localObjects = await query.find();
* * @class Parse.LocalDatastore * @static */ var LocalDatastore = { isEnabled: false, isSyncing: false, fromPinWithName: function (name /*: string*/) /*: Promise>*/{ var controller = _CoreManager.default.getLocalDatastoreController(); return controller.fromPinWithName(name); }, pinWithName: function (name /*: string*/, value /*: any*/) /*: Promise*/{ var controller = _CoreManager.default.getLocalDatastoreController(); return controller.pinWithName(name, value); }, unPinWithName: function (name /*: string*/) /*: Promise*/{ var controller = _CoreManager.default.getLocalDatastoreController(); return controller.unPinWithName(name); }, _getAllContents: function () /*: Promise*/{ var controller = _CoreManager.default.getLocalDatastoreController(); return controller.getAllContents(); }, // Use for testing _getRawStorage: function () /*: Promise*/{ var controller = _CoreManager.default.getLocalDatastoreController(); return controller.getRawStorage(); }, _clear: function () /*: Promise*/{ var controller = _CoreManager.default.getLocalDatastoreController(); return controller.clear(); }, // Pin the object and children recursively // Saves the object and children key to Pin Name _handlePinAllWithName: function (name /*: string*/, objects /*: Array*/) /*: Promise*/{ var _this = this; return (0, _asyncToGenerator2.default)( /*#__PURE__*/_regenerator.default.mark(function _callee() { var _context; var pinName, toPinPromises, objectKeys, _iterator, _step, parent, children, parentKey, json, objectKey, fromPinPromise, _yield$Promise$all, _yield$Promise$all2, pinned, toPin; return _regenerator.default.wrap(function (_context2) { while (1) switch (_context2.prev = _context2.next) { case 0: pinName = _this.getPinName(name); toPinPromises = []; objectKeys = []; _iterator = _createForOfIteratorHelper(objects); try { for (_iterator.s(); !(_step = _iterator.n()).done;) { parent = _step.value; children = _this._getChildren(parent); parentKey = _this.getKeyForObject(parent); json = parent._toFullJSON(undefined, true); if (parent._localId) { json._localId = parent._localId; } children[parentKey] = json; for (objectKey in children) { objectKeys.push(objectKey); toPinPromises.push(_this.pinWithName(objectKey, [children[objectKey]])); } } } catch (err) { _iterator.e(err); } finally { _iterator.f(); } fromPinPromise = _this.fromPinWithName(pinName); _context2.next = 8; return _promise.default.all([fromPinPromise, toPinPromises]); case 8: _yield$Promise$all = _context2.sent; _yield$Promise$all2 = (0, _slicedToArray2.default)(_yield$Promise$all, 1); pinned = _yield$Promise$all2[0]; toPin = (0, _toConsumableArray2.default)(new _set.default((0, _concat.default)(_context = []).call(_context, (0, _toConsumableArray2.default)(pinned || []), objectKeys))); return _context2.abrupt("return", _this.pinWithName(pinName, toPin)); case 13: case "end": return _context2.stop(); } }, _callee); }))(); }, // Removes object and children keys from pin name // Keeps the object and children pinned _handleUnPinAllWithName: function (name /*: string*/, objects /*: Array*/) { var _this2 = this; return (0, _asyncToGenerator2.default)( /*#__PURE__*/_regenerator.default.mark(function _callee2() { var localDatastore, pinName, promises, objectKeys, _iterator2, _step2, _objectKeys, _context3, parent, children, parentKey, pinned, _iterator3, _step3, objectKey, hasReference, key, pinnedObjects; return _regenerator.default.wrap(function (_context4) { while (1) switch (_context4.prev = _context4.next) { case 0: _context4.next = 2; return _this2._getAllContents(); case 2: localDatastore = _context4.sent; pinName = _this2.getPinName(name); promises = []; objectKeys = []; _iterator2 = _createForOfIteratorHelper(objects); try { for (_iterator2.s(); !(_step2 = _iterator2.n()).done;) { parent = _step2.value; children = _this2._getChildren(parent); parentKey = _this2.getKeyForObject(parent); (_objectKeys = objectKeys).push.apply(_objectKeys, (0, _concat.default)(_context3 = [parentKey]).call(_context3, (0, _toConsumableArray2.default)((0, _keys2.default)(children)))); } } catch (err) { _iterator2.e(err); } finally { _iterator2.f(); } objectKeys = (0, _toConsumableArray2.default)(new _set.default(objectKeys)); pinned = localDatastore[pinName] || []; pinned = (0, _filter.default)(pinned).call(pinned, function (item) { return !(0, _includes.default)(objectKeys).call(objectKeys, item); }); if (pinned.length == 0) { promises.push(_this2.unPinWithName(pinName)); delete localDatastore[pinName]; } else { promises.push(_this2.pinWithName(pinName, pinned)); localDatastore[pinName] = pinned; } _iterator3 = _createForOfIteratorHelper(objectKeys); _context4.prev = 13; _iterator3.s(); case 15: if ((_step3 = _iterator3.n()).done) { _context4.next = 31; break; } objectKey = _step3.value; hasReference = false; _context4.t0 = (0, _keys3.default)(_regenerator.default).call(_regenerator.default, localDatastore); case 19: if ((_context4.t1 = _context4.t0()).done) { _context4.next = 28; break; } key = _context4.t1.value; if (!(key === _LocalDatastoreUtils.DEFAULT_PIN || (0, _startsWith.default)(key).call(key, _LocalDatastoreUtils.PIN_PREFIX))) { _context4.next = 26; break; } pinnedObjects = localDatastore[key] || []; if (!(0, _includes.default)(pinnedObjects).call(pinnedObjects, objectKey)) { _context4.next = 26; break; } hasReference = true; return _context4.abrupt("break", 28); case 26: _context4.next = 19; break; case 28: if (!hasReference) { promises.push(_this2.unPinWithName(objectKey)); } case 29: _context4.next = 15; break; case 31: _context4.next = 36; break; case 33: _context4.prev = 33; _context4.t2 = _context4["catch"](13); _iterator3.e(_context4.t2); case 36: _context4.prev = 36; _iterator3.f(); return _context4.finish(36); case 39: return _context4.abrupt("return", _promise.default.all(promises)); case 40: case "end": return _context4.stop(); } }, _callee2, null, [[13, 33, 36, 39]]); }))(); }, // Retrieve all pointer fields from object recursively _getChildren: function (object /*: ParseObject*/) { var encountered = {}; var json = object._toFullJSON(undefined, true); for (var key in json) { if (json[key] && json[key].__type && json[key].__type === 'Object') { this._traverse(json[key], encountered); } } return encountered; }, _traverse: function (object /*: any*/, encountered /*: any*/) { if (!object.objectId) { return; } else { var objectKey = this.getKeyForObject(object); if (encountered[objectKey]) { return; } encountered[objectKey] = object; } for (var key in object) { var json = object[key]; if (!object[key]) { json = object; } if (json.__type && json.__type === 'Object') { this._traverse(json, encountered); } } }, // Transform keys in pin name to objects _serializeObjectsFromPinName: function (name /*: string*/) { var _this3 = this; return (0, _asyncToGenerator2.default)( /*#__PURE__*/_regenerator.default.mark(function _callee3() { var _ref; var localDatastore, allObjects, key, pinName, pinned, promises, objects; return _regenerator.default.wrap(function (_context5) { while (1) switch (_context5.prev = _context5.next) { case 0: _context5.next = 2; return _this3._getAllContents(); case 2: localDatastore = _context5.sent; allObjects = []; for (key in localDatastore) { if ((0, _startsWith.default)(key).call(key, _LocalDatastoreUtils.OBJECT_PREFIX)) { allObjects.push(localDatastore[key][0]); } } if (name) { _context5.next = 7; break; } return _context5.abrupt("return", allObjects); case 7: pinName = _this3.getPinName(name); pinned = localDatastore[pinName]; if ((0, _isArray.default)(pinned)) { _context5.next = 11; break; } return _context5.abrupt("return", []); case 11: promises = (0, _map.default)(pinned).call(pinned, function (objectKey) { return _this3.fromPinWithName(objectKey); }); _context5.next = 14; return _promise.default.all(promises); case 14: objects = _context5.sent; objects = (0, _concat.default)(_ref = []).apply(_ref, (0, _toConsumableArray2.default)(objects)); return _context5.abrupt("return", (0, _filter.default)(objects).call(objects, function (object) { return object != null; })); case 17: case "end": return _context5.stop(); } }, _callee3); }))(); }, // Replaces object pointers with pinned pointers // The object pointers may contain old data // Uses Breadth First Search Algorithm _serializeObject: function (objectKey /*: string*/, localDatastore /*: any*/) { var _this4 = this; return (0, _asyncToGenerator2.default)( /*#__PURE__*/_regenerator.default.mark(function _callee4() { var LDS, root, queue, meta, uniqueId, nodeId, subTreeRoot, field, value, key, pointer; return _regenerator.default.wrap(function (_context6) { while (1) switch (_context6.prev = _context6.next) { case 0: LDS = localDatastore; if (LDS) { _context6.next = 5; break; } _context6.next = 4; return _this4._getAllContents(); case 4: LDS = _context6.sent; case 5: if (!(!LDS[objectKey] || LDS[objectKey].length === 0)) { _context6.next = 7; break; } return _context6.abrupt("return", null); case 7: root = LDS[objectKey][0]; queue = []; meta = {}; uniqueId = 0; meta[uniqueId] = root; queue.push(uniqueId); while (queue.length !== 0) { nodeId = queue.shift(); subTreeRoot = meta[nodeId]; for (field in subTreeRoot) { value = subTreeRoot[field]; if (value.__type && value.__type === 'Object') { key = _this4.getKeyForObject(value); if (LDS[key] && LDS[key].length > 0) { pointer = LDS[key][0]; uniqueId++; meta[uniqueId] = pointer; subTreeRoot[field] = pointer; queue.push(uniqueId); } } } } return _context6.abrupt("return", root); case 15: case "end": return _context6.stop(); } }, _callee4); }))(); }, // Called when an object is save / fetched // Update object pin value _updateObjectIfPinned: function (object /*: ParseObject*/) /*: Promise*/{ var _this5 = this; return (0, _asyncToGenerator2.default)( /*#__PURE__*/_regenerator.default.mark(function _callee5() { var objectKey, pinned; return _regenerator.default.wrap(function (_context7) { while (1) switch (_context7.prev = _context7.next) { case 0: if (_this5.isEnabled) { _context7.next = 2; break; } return _context7.abrupt("return"); case 2: objectKey = _this5.getKeyForObject(object); _context7.next = 5; return _this5.fromPinWithName(objectKey); case 5: pinned = _context7.sent; if (!(!pinned || pinned.length === 0)) { _context7.next = 8; break; } return _context7.abrupt("return"); case 8: return _context7.abrupt("return", _this5.pinWithName(objectKey, [object._toFullJSON()])); case 9: case "end": return _context7.stop(); } }, _callee5); }))(); }, // Called when object is destroyed // Unpin object and remove all references from pin names // TODO: Destroy children? _destroyObjectIfPinned: function (object /*: ParseObject*/) { var _this6 = this; return (0, _asyncToGenerator2.default)( /*#__PURE__*/_regenerator.default.mark(function _callee6() { var localDatastore, objectKey, pin, promises, key, pinned; return _regenerator.default.wrap(function (_context8) { while (1) switch (_context8.prev = _context8.next) { case 0: if (_this6.isEnabled) { _context8.next = 2; break; } return _context8.abrupt("return"); case 2: _context8.next = 4; return _this6._getAllContents(); case 4: localDatastore = _context8.sent; objectKey = _this6.getKeyForObject(object); pin = localDatastore[objectKey]; if (pin) { _context8.next = 9; break; } return _context8.abrupt("return"); case 9: promises = [_this6.unPinWithName(objectKey)]; delete localDatastore[objectKey]; for (key in localDatastore) { if (key === _LocalDatastoreUtils.DEFAULT_PIN || (0, _startsWith.default)(key).call(key, _LocalDatastoreUtils.PIN_PREFIX)) { pinned = localDatastore[key] || []; if ((0, _includes.default)(pinned).call(pinned, objectKey)) { pinned = (0, _filter.default)(pinned).call(pinned, function (item) { return item !== objectKey; }); if (pinned.length == 0) { promises.push(_this6.unPinWithName(key)); delete localDatastore[key]; } else { promises.push(_this6.pinWithName(key, pinned)); localDatastore[key] = pinned; } } } } return _context8.abrupt("return", _promise.default.all(promises)); case 13: case "end": return _context8.stop(); } }, _callee6); }))(); }, // Update pin and references of the unsaved object _updateLocalIdForObject: function (localId /*: string*/, object /*: ParseObject*/) { var _this7 = this; return (0, _asyncToGenerator2.default)( /*#__PURE__*/_regenerator.default.mark(function _callee7() { var _context9, _context10; var localKey, objectKey, unsaved, promises, localDatastore, key, pinned; return _regenerator.default.wrap(function (_context11) { while (1) switch (_context11.prev = _context11.next) { case 0: if (_this7.isEnabled) { _context11.next = 2; break; } return _context11.abrupt("return"); case 2: localKey = (0, _concat.default)(_context9 = (0, _concat.default)(_context10 = "".concat(_LocalDatastoreUtils.OBJECT_PREFIX)).call(_context10, object.className, "_")).call(_context9, localId); objectKey = _this7.getKeyForObject(object); _context11.next = 6; return _this7.fromPinWithName(localKey); case 6: unsaved = _context11.sent; if (!(!unsaved || unsaved.length === 0)) { _context11.next = 9; break; } return _context11.abrupt("return"); case 9: promises = [_this7.unPinWithName(localKey), _this7.pinWithName(objectKey, unsaved)]; _context11.next = 12; return _this7._getAllContents(); case 12: localDatastore = _context11.sent; for (key in localDatastore) { if (key === _LocalDatastoreUtils.DEFAULT_PIN || (0, _startsWith.default)(key).call(key, _LocalDatastoreUtils.PIN_PREFIX)) { pinned = localDatastore[key] || []; if ((0, _includes.default)(pinned).call(pinned, localKey)) { pinned = (0, _filter.default)(pinned).call(pinned, function (item) { return item !== localKey; }); pinned.push(objectKey); promises.push(_this7.pinWithName(key, pinned)); localDatastore[key] = pinned; } } } return _context11.abrupt("return", _promise.default.all(promises)); case 15: case "end": return _context11.stop(); } }, _callee7); }))(); }, /** * Updates Local Datastore from Server * *
   * await Parse.LocalDatastore.updateFromServer();
   * 
* * @function updateFromServer * @name Parse.LocalDatastore.updateFromServer * @static */ updateFromServer: function () { var _this8 = this; return (0, _asyncToGenerator2.default)( /*#__PURE__*/_regenerator.default.mark(function _callee8() { var _context12; var localDatastore, keys, key, pointersHash, _i, _keys, _key, _key$split, _key$split2, className, objectId, queryPromises, responses, objects, pinPromises; return _regenerator.default.wrap(function (_context13) { while (1) switch (_context13.prev = _context13.next) { case 0: if (!(!_this8.checkIfEnabled() || _this8.isSyncing)) { _context13.next = 2; break; } return _context13.abrupt("return"); case 2: _context13.next = 4; return _this8._getAllContents(); case 4: localDatastore = _context13.sent; keys = []; for (key in localDatastore) { if ((0, _startsWith.default)(key).call(key, _LocalDatastoreUtils.OBJECT_PREFIX)) { keys.push(key); } } if (!(keys.length === 0)) { _context13.next = 9; break; } return _context13.abrupt("return"); case 9: _this8.isSyncing = true; pointersHash = {}; _i = 0, _keys = keys; case 12: if (!(_i < _keys.length)) { _context13.next = 23; break; } _key = _keys[_i]; // Ignore the OBJECT_PREFIX _key$split = _key.split('_'), _key$split2 = (0, _slicedToArray2.default)(_key$split, 4), className = _key$split2[2], objectId = _key$split2[3]; // User key is split into [ 'Parse', 'LDS', '', 'User', 'objectId' ] if (_key.split('_').length === 5 && _key.split('_')[3] === 'User') { className = '_User'; objectId = _key.split('_')[4]; } if (!(0, _startsWith.default)(objectId).call(objectId, 'local')) { _context13.next = 18; break; } return _context13.abrupt("continue", 20); case 18: if (!(className in pointersHash)) { pointersHash[className] = new _set.default(); } pointersHash[className].add(objectId); case 20: _i++; _context13.next = 12; break; case 23: queryPromises = (0, _map.default)(_context12 = (0, _keys2.default)(pointersHash)).call(_context12, function (className) { var objectIds = (0, _from.default)(pointersHash[className]); var query = new _ParseQuery.default(className); query.limit(objectIds.length); if (objectIds.length === 1) { query.equalTo('objectId', objectIds[0]); } else { query.containedIn('objectId', objectIds); } return (0, _find.default)(query).call(query); }); _context13.prev = 24; _context13.next = 27; return _promise.default.all(queryPromises); case 27: responses = _context13.sent; objects = (0, _concat.default)([]).apply([], responses); pinPromises = (0, _map.default)(objects).call(objects, function (object) { var objectKey = _this8.getKeyForObject(object); return _this8.pinWithName(objectKey, object._toFullJSON()); }); _context13.next = 32; return _promise.default.all(pinPromises); case 32: _this8.isSyncing = false; _context13.next = 39; break; case 35: _context13.prev = 35; _context13.t0 = _context13["catch"](24); console.error('Error syncing LocalDatastore: ', _context13.t0); _this8.isSyncing = false; case 39: case "end": return _context13.stop(); } }, _callee8, null, [[24, 35]]); }))(); }, getKeyForObject: function (object /*: any*/) { var _context14, _context15; var objectId = object.objectId || object._getId(); return (0, _concat.default)(_context14 = (0, _concat.default)(_context15 = "".concat(_LocalDatastoreUtils.OBJECT_PREFIX)).call(_context15, object.className, "_")).call(_context14, objectId); }, getPinName: function (pinName /*: ?string*/) { if (!pinName || pinName === _LocalDatastoreUtils.DEFAULT_PIN) { return _LocalDatastoreUtils.DEFAULT_PIN; } return _LocalDatastoreUtils.PIN_PREFIX + pinName; }, checkIfEnabled: function () { if (!this.isEnabled) { console.error('Parse.enableLocalDatastore() must be called first'); } return this.isEnabled; } }; module.exports = LocalDatastore; _CoreManager.default.setLocalDatastoreController(require('./LocalDatastoreController')); _CoreManager.default.setLocalDatastore(LocalDatastore);