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37 KiB
1 line
37 KiB
4 years ago
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{"version":3,"file":"workbox-background-sync.dev.js","sources":["../_version.mjs","../lib/QueueStore.mjs","../lib/StorableRequest.mjs","../Queue.mjs","../Plugin.mjs","../index.mjs"],"sourcesContent":["try{self['workbox:background-sync:4.3.1']&&_()}catch(e){}// eslint-disable-line","/*\n Copyright 2018 Google LLC\n\n Use of this source code is governed by an MIT-style\n license that can be found in the LICENSE file or at\n https://opensource.org/licenses/MIT.\n*/\n\nimport {assert} from 'workbox-core/_private/assert.mjs';\nimport {DBWrapper} from 'workbox-core/_private/DBWrapper.mjs';\nimport '../_version.mjs';\n\n\nconst DB_VERSION = 3;\nconst DB_NAME = 'workbox-background-sync';\nconst OBJECT_STORE_NAME = 'requests';\nconst INDEXED_PROP = 'queueName';\n\n/**\n * A class to manage storing requests from a Queue in IndexedbDB,\n * indexed by their queue name for easier access.\n *\n * @private\n */\nexport class QueueStore {\n /**\n * Associates this instance with a Queue instance, so entries added can be\n * identified by their queue name.\n *\n * @param {string} queueName\n * @private\n */\n constructor(queueName) {\n this._queueName = queueName;\n this._db = new DBWrapper(DB_NAME, DB_VERSION, {\n onupgradeneeded: this._upgradeDb,\n });\n }\n\n /**\n * Append an entry last in the queue.\n *\n * @param {Object} entry\n * @param {Object} entry.requestData\n * @param {number} [entry.timestamp]\n * @param {Object} [entry.metadata]\n * @private\n */\n async pushEntry(entry) {\n if (process.env.NODE_ENV !== 'production') {\n assert.isType(entry, 'object', {\n moduleName: 'workbox-background-sync',\n className: 'QueueStore',\n funcName: 'pushEntry',\n paramName: 'entry',\n });\n assert.isType(entry.requestData, 'object', {\n moduleName: 'workbox-background-sync',\n className: 'QueueStore',\n funcName: 'pushEntry',\n paramName: 'entry.requestData',\n });\n }\n\n // Don't specify an ID since one is automatically generated.\n delete entry.id;\n entry.queueName = this._queueName;\n\n await this._db.add(OBJECT_STORE_NAME, entry);\n }\n\n /**\n * Preppend an entry first in the queue.\n *\n * @param {Object} entry\n * @param {Object} entry.requestData\n * @param {number} [entry.timestamp]\n * @param {Object} [entry.metadata]\n * @private\n */\n async unshiftEntry(entry) {\n if (process.env.NODE_ENV !== 'production') {\n assert.isType(entry, 'object', {\n moduleName: 'workbox-background-sync',\n className: 'QueueStore',\n funcName: 'unshiftEntry',\n paramName: 'entry',\n });\n assert.isType(entry.requestData, 'object', {\n moduleName: 'workbox-background-sync',\n className: 'QueueStore',\n funcName: 'unshiftEntry',\n paramName: 'entry.requestData',\n });\n }\n\n const [firstEntry] = await this._db.getAllMatching(OBJECT_STORE_NAME, {\n count: 1,\n });\n\n if (firstEntry) {\n // Pick an ID one less than the lowest ID in the object store.\n entry.id = firstEntry.id - 1;\n } else {\n // Otherwise let the auto-incrementor assign the ID.\n delete entry.id;\n }\n entry.queueName = this._queueName;\n\n await this._db.add(OBJECT_STORE_NAME, entry);\n }\n\n /**\n * Removes and returns the last entry in the queue matching the `queueName`.\n *\n * @return {Promise<Object>}\n * @private\n */\n async popEntry() {\n return this._removeEntry({direction: 'prev'});\n }\n\n /**\n * Removes and returns the first entry in the queue matching the `queueName`.\n *\n * @return {Promise<Object>}\n * @private\n */\n async shiftEntry() {\n return this._removeEntry({direction: 'next'});\n }\n\n /**\n * Returns all entries in the store matching the `queueName`.\n *\n * @param {Object} options See workbox.backgroundSync.Queue~getAll}\n * @return {Promise<Array<Object>>}\n * @private\n */\n async getAll() {\n return await this._db
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