amazon-cognito-identity-js
Version:
Amazon Cognito Identity Provider JavaScript SDK
141 lines (111 loc) • 6.06 kB
JavaScript
;
exports.__esModule = true;
var _reactNative = require('react-native');
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } } /*!
* Copyright 2016 Amazon.com,
* Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Amazon Software License (the "License").
* You may not use this file except in compliance with the
* License. A copy of the License is located at
*
* http://aws.amazon.com/asl/
*
* or in the "license" file accompanying this file. This file is
* distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
* CONDITIONS OF ANY KIND, express or implied. See the License
* for the specific language governing permissions and
* limitations under the License.
*/
var MEMORY_KEY_PREFIX = '@MemoryStorage:';
var dataMemory = {};
/** @class */
var MemoryStorage = function () {
function MemoryStorage() {
_classCallCheck(this, MemoryStorage);
}
/**
* This is used to set a specific item in storage
* @param {string} key - the key for the item
* @param {object} value - the value
* @returns {string} value that was set
*/
MemoryStorage.setItem = function setItem(key, value) {
_reactNative.AsyncStorage.setItem(MEMORY_KEY_PREFIX + key, value);
dataMemory[key] = value;
return dataMemory[key];
};
/**
* This is used to get a specific key from storage
* @param {string} key - the key for the item
* This is used to clear the storage
* @returns {string} the data item
*/
MemoryStorage.getItem = function getItem(key) {
return Object.prototype.hasOwnProperty.call(dataMemory, key) ? dataMemory[key] : undefined;
};
/**
* This is used to remove an item from storage
* @param {string} key - the key being set
* @returns {string} value - value that was deleted
*/
MemoryStorage.removeItem = function removeItem(key) {
_reactNative.AsyncStorage.removeItem(MEMORY_KEY_PREFIX + key);
return delete dataMemory[key];
};
/**
* This is used to clear the storage
* @returns {string} nothing
*/
MemoryStorage.clear = function clear() {
dataMemory = {};
return dataMemory;
};
/**
* Will sync the MemoryStorage data from AsyncStorage to storageWindow MemoryStorage
* @param {nodeCallback<string>} callback callback with (err, 'SUCCESS')
* @returns {void}
*/
MemoryStorage.sync = function sync(callback) {
_reactNative.AsyncStorage.getAllKeys(function (errKeys, keys) {
if (errKeys) return callback(errKeys, null);
var memoryKeys = keys.filter(function (key) {
return key.startsWith(MEMORY_KEY_PREFIX);
});
_reactNative.AsyncStorage.multiGet(memoryKeys, function (err, stores) {
if (err) return callback(err, null);
stores.map(function (result, index, store) {
var key = store[index][0];
var value = store[index][1];
var memoryKey = key.replace(MEMORY_KEY_PREFIX, '');
dataMemory[memoryKey] = value;
return undefined;
});
callback(null, 'SUCCESS');
return undefined;
});
return undefined;
});
};
return MemoryStorage;
}();
/** @class */
var StorageHelper = function () {
/**
* This is used to get a storage object
* @returns {object} the storage
*/
function StorageHelper() {
_classCallCheck(this, StorageHelper);
this.storageWindow = MemoryStorage;
}
/**
* This is used to return the storage
* @returns {object} the storage
*/
StorageHelper.prototype.getStorage = function getStorage() {
return this.storageWindow;
};
return StorageHelper;
}();
exports.default = StorageHelper;