Mail

frontend/node_modules/workbox-background-sync/lib/QueueDb.d.ts

@@ -0,0 +1,90 @@
+import { RequestData } from './StorableRequest.js';
+import '../_version.js';
+export interface UnidentifiedQueueStoreEntry {
+    requestData: RequestData;
+    timestamp: number;
+    id?: number;
+    queueName?: string;
+    metadata?: object;
+}
+export interface QueueStoreEntry extends UnidentifiedQueueStoreEntry {
+    id: number;
+}
+/**
+ * A class to interact directly an IndexedDB created specifically to save and
+ * retrieve QueueStoreEntries. This class encapsulates all the schema details
+ * to store the representation of a Queue.
+ *
+ * @private
+ */
+export declare class QueueDb {
+    private _db;
+    /**
+     * Add QueueStoreEntry to underlying db.
+     *
+     * @param {UnidentifiedQueueStoreEntry} entry
+     */
+    addEntry(entry: UnidentifiedQueueStoreEntry): Promise<void>;
+    /**
+     * Returns the first entry id in the ObjectStore.
+     *
+     * @return {number | undefined}
+     */
+    getFirstEntryId(): Promise<number | undefined>;
+    /**
+     * Get all the entries filtered by index
+     *
+     * @param queueName
+     * @return {Promise<QueueStoreEntry[]>}
+     */
+    getAllEntriesByQueueName(queueName: string): Promise<QueueStoreEntry[]>;
+    /**
+     * Returns the number of entries filtered by index
+     *
+     * @param queueName
+     * @return {Promise<number>}
+     */
+    getEntryCountByQueueName(queueName: string): Promise<number>;
+    /**
+     * Deletes a single entry by id.
+     *
+     * @param {number} id the id of the entry to be deleted
+     */
+    deleteEntry(id: number): Promise<void>;
+    /**
+     *
+     * @param queueName
+     * @returns {Promise<QueueStoreEntry | undefined>}
+     */
+    getFirstEntryByQueueName(queueName: string): Promise<QueueStoreEntry | undefined>;
+    /**
+     *
+     * @param queueName
+     * @returns {Promise<QueueStoreEntry | undefined>}
+     */
+    getLastEntryByQueueName(queueName: string): Promise<QueueStoreEntry | undefined>;
+    /**
+     * Returns either the first or the last entries, depending on direction.
+     * Filtered by index.
+     *
+     * @param {IDBCursorDirection} direction
+     * @param {IDBKeyRange} query
+     * @return {Promise<QueueStoreEntry | undefined>}
+     * @private
+     */
+    getEndEntryFromIndex(query: IDBKeyRange, direction: IDBCursorDirection): Promise<QueueStoreEntry | undefined>;
+    /**
+     * Returns an open connection to the database.
+     *
+     * @private
+     */
+    private getDb;
+    /**
+     * Upgrades QueueDB
+     *
+     * @param {IDBPDatabase<QueueDBSchema>} db
+     * @param {number} oldVersion
+     * @private
+     */
+    private _upgradeDb;
+}

frontend/node_modules/workbox-background-sync/lib/QueueDb.js

@@ -0,0 +1,145 @@
+/*
+  Copyright 2021 Google LLC
+
+  Use of this source code is governed by an MIT-style
+  license that can be found in the LICENSE file or at
+  https://opensource.org/licenses/MIT.
+*/
+import { openDB } from 'idb';
+import '../_version.js';
+const DB_VERSION = 3;
+const DB_NAME = 'workbox-background-sync';
+const REQUEST_OBJECT_STORE_NAME = 'requests';
+const QUEUE_NAME_INDEX = 'queueName';
+/**
+ * A class to interact directly an IndexedDB created specifically to save and
+ * retrieve QueueStoreEntries. This class encapsulates all the schema details
+ * to store the representation of a Queue.
+ *
+ * @private
+ */
+export class QueueDb {
+    constructor() {
+        this._db = null;
+    }
+    /**
+     * Add QueueStoreEntry to underlying db.
+     *
+     * @param {UnidentifiedQueueStoreEntry} entry
+     */
+    async addEntry(entry) {
+        const db = await this.getDb();
+        const tx = db.transaction(REQUEST_OBJECT_STORE_NAME, 'readwrite', {
+            durability: 'relaxed',
+        });
+        await tx.store.add(entry);
+        await tx.done;
+    }
+    /**
+     * Returns the first entry id in the ObjectStore.
+     *
+     * @return {number | undefined}
+     */
+    async getFirstEntryId() {
+        const db = await this.getDb();
+        const cursor = await db
+            .transaction(REQUEST_OBJECT_STORE_NAME)
+            .store.openCursor();
+        return cursor === null || cursor === void 0 ? void 0 : cursor.value.id;
+    }
+    /**
+     * Get all the entries filtered by index
+     *
+     * @param queueName
+     * @return {Promise<QueueStoreEntry[]>}
+     */
+    async getAllEntriesByQueueName(queueName) {
+        const db = await this.getDb();
+        const results = await db.getAllFromIndex(REQUEST_OBJECT_STORE_NAME, QUEUE_NAME_INDEX, IDBKeyRange.only(queueName));
+        return results ? results : new Array();
+    }
+    /**
+     * Returns the number of entries filtered by index
+     *
+     * @param queueName
+     * @return {Promise<number>}
+     */
+    async getEntryCountByQueueName(queueName) {
+        const db = await this.getDb();
+        return db.countFromIndex(REQUEST_OBJECT_STORE_NAME, QUEUE_NAME_INDEX, IDBKeyRange.only(queueName));
+    }
+    /**
+     * Deletes a single entry by id.
+     *
+     * @param {number} id the id of the entry to be deleted
+     */
+    async deleteEntry(id) {
+        const db = await this.getDb();
+        await db.delete(REQUEST_OBJECT_STORE_NAME, id);
+    }
+    /**
+     *
+     * @param queueName
+     * @returns {Promise<QueueStoreEntry | undefined>}
+     */
+    async getFirstEntryByQueueName(queueName) {
+        return await this.getEndEntryFromIndex(IDBKeyRange.only(queueName), 'next');
+    }
+    /**
+     *
+     * @param queueName
+     * @returns {Promise<QueueStoreEntry | undefined>}
+     */
+    async getLastEntryByQueueName(queueName) {
+        return await this.getEndEntryFromIndex(IDBKeyRange.only(queueName), 'prev');
+    }
+    /**
+     * Returns either the first or the last entries, depending on direction.
+     * Filtered by index.
+     *
+     * @param {IDBCursorDirection} direction
+     * @param {IDBKeyRange} query
+     * @return {Promise<QueueStoreEntry | undefined>}
+     * @private
+     */
+    async getEndEntryFromIndex(query, direction) {
+        const db = await this.getDb();
+        const cursor = await db
+            .transaction(REQUEST_OBJECT_STORE_NAME)
+            .store.index(QUEUE_NAME_INDEX)
+            .openCursor(query, direction);
+        return cursor === null || cursor === void 0 ? void 0 : cursor.value;
+    }
+    /**
+     * Returns an open connection to the database.
+     *
+     * @private
+     */
+    async getDb() {
+        if (!this._db) {
+            this._db = await openDB(DB_NAME, DB_VERSION, {
+                upgrade: this._upgradeDb,
+            });
+        }
+        return this._db;
+    }
+    /**
+     * Upgrades QueueDB
+     *
+     * @param {IDBPDatabase<QueueDBSchema>} db
+     * @param {number} oldVersion
+     * @private
+     */
+    _upgradeDb(db, oldVersion) {
+        if (oldVersion > 0 && oldVersion < DB_VERSION) {
+            if (db.objectStoreNames.contains(REQUEST_OBJECT_STORE_NAME)) {
+                db.deleteObjectStore(REQUEST_OBJECT_STORE_NAME);
+            }
+        }
+        const objStore = db.createObjectStore(REQUEST_OBJECT_STORE_NAME, {
+            autoIncrement: true,
+            keyPath: 'id',
+        });
+        objStore.createIndex(QUEUE_NAME_INDEX, QUEUE_NAME_INDEX, { unique: false });
+    }
+}

frontend/node_modules/workbox-background-sync/lib/QueueDb.mjs

@@ -0,0 +1 @@
+export * from './QueueDb.js';

frontend/node_modules/workbox-background-sync/lib/QueueStore.d.ts

@@ -0,0 +1,83 @@
+import { UnidentifiedQueueStoreEntry, QueueStoreEntry } from './QueueDb.js';
+import '../_version.js';
+/**
+ * A class to manage storing requests from a Queue in IndexedDB,
+ * indexed by their queue name for easier access.
+ *
+ * Most developers will not need to access this class directly;
+ * it is exposed for advanced use cases.
+ */
+export declare class QueueStore {
+    private readonly _queueName;
+    private readonly _queueDb;
+    /**
+     * Associates this instance with a Queue instance, so entries added can be
+     * identified by their queue name.
+     *
+     * @param {string} queueName
+     */
+    constructor(queueName: string);
+    /**
+     * Append an entry last in the queue.
+     *
+     * @param {Object} entry
+     * @param {Object} entry.requestData
+     * @param {number} [entry.timestamp]
+     * @param {Object} [entry.metadata]
+     */
+    pushEntry(entry: UnidentifiedQueueStoreEntry): Promise<void>;
+    /**
+     * Prepend an entry first in the queue.
+     *
+     * @param {Object} entry
+     * @param {Object} entry.requestData
+     * @param {number} [entry.timestamp]
+     * @param {Object} [entry.metadata]
+     */
+    unshiftEntry(entry: UnidentifiedQueueStoreEntry): Promise<void>;
+    /**
+     * Removes and returns the last entry in the queue matching the `queueName`.
+     *
+     * @return {Promise<QueueStoreEntry|undefined>}
+     */
+    popEntry(): Promise<QueueStoreEntry | undefined>;
+    /**
+     * Removes and returns the first entry in the queue matching the `queueName`.
+     *
+     * @return {Promise<QueueStoreEntry|undefined>}
+     */
+    shiftEntry(): Promise<QueueStoreEntry | undefined>;
+    /**
+     * Returns all entries in the store matching the `queueName`.
+     *
+     * @param {Object} options See {@link workbox-background-sync.Queue~getAll}
+     * @return {Promise<Array<Object>>}
+     */
+    getAll(): Promise<QueueStoreEntry[]>;
+    /**
+     * Returns the number of entries in the store matching the `queueName`.
+     *
+     * @param {Object} options See {@link workbox-background-sync.Queue~size}
+     * @return {Promise<number>}
+     */
+    size(): Promise<number>;
+    /**
+     * Deletes the entry for the given ID.
+     *
+     * WARNING: this method does not ensure the deleted entry belongs to this
+     * queue (i.e. matches the `queueName`). But this limitation is acceptable
+     * as this class is not publicly exposed. An additional check would make
+     * this method slower than it needs to be.
+     *
+     * @param {number} id
+     */
+    deleteEntry(id: number): Promise<void>;
+    /**
+     * Removes and returns the first or last entry in the queue (based on the
+     * `direction` argument) matching the `queueName`.
+     *
+     * @return {Promise<QueueStoreEntry|undefined>}
+     * @private
+     */
+    _removeEntry(entry?: QueueStoreEntry): Promise<QueueStoreEntry | undefined>;
+}

frontend/node_modules/workbox-background-sync/lib/QueueStore.js

@@ -0,0 +1,152 @@
+/*
+  Copyright 2018 Google LLC
+
+  Use of this source code is governed by an MIT-style
+  license that can be found in the LICENSE file or at
+  https://opensource.org/licenses/MIT.
+*/
+import { assert } from 'workbox-core/_private/assert.js';
+import { QueueDb, } from './QueueDb.js';
+import '../_version.js';
+/**
+ * A class to manage storing requests from a Queue in IndexedDB,
+ * indexed by their queue name for easier access.
+ *
+ * Most developers will not need to access this class directly;
+ * it is exposed for advanced use cases.
+ */
+export class QueueStore {
+    /**
+     * Associates this instance with a Queue instance, so entries added can be
+     * identified by their queue name.
+     *
+     * @param {string} queueName
+     */
+    constructor(queueName) {
+        this._queueName = queueName;
+        this._queueDb = new QueueDb();
+    }
+    /**
+     * Append an entry last in the queue.
+     *
+     * @param {Object} entry
+     * @param {Object} entry.requestData
+     * @param {number} [entry.timestamp]
+     * @param {Object} [entry.metadata]
+     */
+    async pushEntry(entry) {
+        if (process.env.NODE_ENV !== 'production') {
+            assert.isType(entry, 'object', {
+                moduleName: 'workbox-background-sync',
+                className: 'QueueStore',
+                funcName: 'pushEntry',
+                paramName: 'entry',
+            });
+            assert.isType(entry.requestData, 'object', {
+                moduleName: 'workbox-background-sync',
+                className: 'QueueStore',
+                funcName: 'pushEntry',
+                paramName: 'entry.requestData',
+            });
+        }
+        // Don't specify an ID since one is automatically generated.
+        delete entry.id;
+        entry.queueName = this._queueName;
+        await this._queueDb.addEntry(entry);
+    }
+    /**
+     * Prepend an entry first in the queue.
+     *
+     * @param {Object} entry
+     * @param {Object} entry.requestData
+     * @param {number} [entry.timestamp]
+     * @param {Object} [entry.metadata]
+     */
+    async unshiftEntry(entry) {
+        if (process.env.NODE_ENV !== 'production') {
+            assert.isType(entry, 'object', {
+                moduleName: 'workbox-background-sync',
+                className: 'QueueStore',
+                funcName: 'unshiftEntry',
+                paramName: 'entry',
+            });
+            assert.isType(entry.requestData, 'object', {
+                moduleName: 'workbox-background-sync',
+                className: 'QueueStore',
+                funcName: 'unshiftEntry',
+                paramName: 'entry.requestData',
+            });
+        }
+        const firstId = await this._queueDb.getFirstEntryId();
+        if (firstId) {
+            // Pick an ID one less than the lowest ID in the object store.
+            entry.id = firstId - 1;
+        }
+        else {
+            // Otherwise let the auto-incrementor assign the ID.
+            delete entry.id;
+        }
+        entry.queueName = this._queueName;
+        await this._queueDb.addEntry(entry);
+    }
+    /**
+     * Removes and returns the last entry in the queue matching the `queueName`.
+     *
+     * @return {Promise<QueueStoreEntry|undefined>}
+     */
+    async popEntry() {
+        return this._removeEntry(await this._queueDb.getLastEntryByQueueName(this._queueName));
+    }
+    /**
+     * Removes and returns the first entry in the queue matching the `queueName`.
+     *
+     * @return {Promise<QueueStoreEntry|undefined>}
+     */
+    async shiftEntry() {
+        return this._removeEntry(await this._queueDb.getFirstEntryByQueueName(this._queueName));
+    }
+    /**
+     * Returns all entries in the store matching the `queueName`.
+     *
+     * @param {Object} options See {@link workbox-background-sync.Queue~getAll}
+     * @return {Promise<Array<Object>>}
+     */
+    async getAll() {
+        return await this._queueDb.getAllEntriesByQueueName(this._queueName);
+    }
+    /**
+     * Returns the number of entries in the store matching the `queueName`.
+     *
+     * @param {Object} options See {@link workbox-background-sync.Queue~size}
+     * @return {Promise<number>}
+     */
+    async size() {
+        return await this._queueDb.getEntryCountByQueueName(this._queueName);
+    }
+    /**
+     * Deletes the entry for the given ID.
+     *
+     * WARNING: this method does not ensure the deleted entry belongs to this
+     * queue (i.e. matches the `queueName`). But this limitation is acceptable
+     * as this class is not publicly exposed. An additional check would make
+     * this method slower than it needs to be.
+     *
+     * @param {number} id
+     */
+    async deleteEntry(id) {
+        await this._queueDb.deleteEntry(id);
+    }
+    /**
+     * Removes and returns the first or last entry in the queue (based on the
+     * `direction` argument) matching the `queueName`.
+     *
+     * @return {Promise<QueueStoreEntry|undefined>}
+     * @private
+     */
+    async _removeEntry(entry) {
+        if (entry) {
+            await this.deleteEntry(entry.id);
+        }
+        return entry;
+    }
+}

frontend/node_modules/workbox-background-sync/lib/QueueStore.mjs

@@ -0,0 +1 @@
+export * from './QueueStore.js';

frontend/node_modules/workbox-background-sync/lib/StorableRequest.d.ts

@@ -0,0 +1,53 @@
+import { MapLikeObject } from 'workbox-core/types.js';
+import '../_version.js';
+export interface RequestData extends MapLikeObject {
+    url: string;
+    headers: MapLikeObject;
+    body?: ArrayBuffer;
+}
+/**
+ * A class to make it easier to serialize and de-serialize requests so they
+ * can be stored in IndexedDB.
+ *
+ * Most developers will not need to access this class directly;
+ * it is exposed for advanced use cases.
+ */
+declare class StorableRequest {
+    private readonly _requestData;
+    /**
+     * Converts a Request object to a plain object that can be structured
+     * cloned or JSON-stringified.
+     *
+     * @param {Request} request
+     * @return {Promise<StorableRequest>}
+     */
+    static fromRequest(request: Request): Promise<StorableRequest>;
+    /**
+     * Accepts an object of request data that can be used to construct a
+     * `Request` but can also be stored in IndexedDB.
+     *
+     * @param {Object} requestData An object of request data that includes the
+     *     `url` plus any relevant properties of
+     *     [requestInit]{@link https://fetch.spec.whatwg.org/#requestinit}.
+     */
+    constructor(requestData: RequestData);
+    /**
+     * Returns a deep clone of the instances `_requestData` object.
+     *
+     * @return {Object}
+     */
+    toObject(): RequestData;
+    /**
+     * Converts this instance to a Request.
+     *
+     * @return {Request}
+     */
+    toRequest(): Request;
+    /**
+     * Creates and returns a deep clone of the instance.
+     *
+     * @return {StorableRequest}
+     */
+    clone(): StorableRequest;
+}
+export { StorableRequest };

frontend/node_modules/workbox-background-sync/lib/StorableRequest.js

@@ -0,0 +1,121 @@
+/*
+  Copyright 2018 Google LLC
+
+  Use of this source code is governed by an MIT-style
+  license that can be found in the LICENSE file or at
+  https://opensource.org/licenses/MIT.
+*/
+import { assert } from 'workbox-core/_private/assert.js';
+import '../_version.js';
+const serializableProperties = [
+    'method',
+    'referrer',
+    'referrerPolicy',
+    'mode',
+    'credentials',
+    'cache',
+    'redirect',
+    'integrity',
+    'keepalive',
+];
+/**
+ * A class to make it easier to serialize and de-serialize requests so they
+ * can be stored in IndexedDB.
+ *
+ * Most developers will not need to access this class directly;
+ * it is exposed for advanced use cases.
+ */
+class StorableRequest {
+    /**
+     * Converts a Request object to a plain object that can be structured
+     * cloned or JSON-stringified.
+     *
+     * @param {Request} request
+     * @return {Promise<StorableRequest>}
+     */
+    static async fromRequest(request) {
+        const requestData = {
+            url: request.url,
+            headers: {},
+        };
+        // Set the body if present.
+        if (request.method !== 'GET') {
+            // Use ArrayBuffer to support non-text request bodies.
+            // NOTE: we can't use Blobs becuse Safari doesn't support storing
+            // Blobs in IndexedDB in some cases:
+            // https://github.com/dfahlander/Dexie.js/issues/618#issuecomment-398348457
+            requestData.body = await request.clone().arrayBuffer();
+        }
+        // Convert the headers from an iterable to an object.
+        for (const [key, value] of request.headers.entries()) {
+            requestData.headers[key] = value;
+        }
+        // Add all other serializable request properties
+        for (const prop of serializableProperties) {
+            if (request[prop] !== undefined) {
+                requestData[prop] = request[prop];
+            }
+        }
+        return new StorableRequest(requestData);
+    }
+    /**
+     * Accepts an object of request data that can be used to construct a
+     * `Request` but can also be stored in IndexedDB.
+     *
+     * @param {Object} requestData An object of request data that includes the
+     *     `url` plus any relevant properties of
+     *     [requestInit]{@link https://fetch.spec.whatwg.org/#requestinit}.
+     */
+    constructor(requestData) {
+        if (process.env.NODE_ENV !== 'production') {
+            assert.isType(requestData, 'object', {
+                moduleName: 'workbox-background-sync',
+                className: 'StorableRequest',
+                funcName: 'constructor',
+                paramName: 'requestData',
+            });
+            assert.isType(requestData.url, 'string', {
+                moduleName: 'workbox-background-sync',
+                className: 'StorableRequest',
+                funcName: 'constructor',
+                paramName: 'requestData.url',
+            });
+        }
+        // If the request's mode is `navigate`, convert it to `same-origin` since
+        // navigation requests can't be constructed via script.
+        if (requestData['mode'] === 'navigate') {
+            requestData['mode'] = 'same-origin';
+        }
+        this._requestData = requestData;
+    }
+    /**
+     * Returns a deep clone of the instances `_requestData` object.
+     *
+     * @return {Object}
+     */
+    toObject() {
+        const requestData = Object.assign({}, this._requestData);
+        requestData.headers = Object.assign({}, this._requestData.headers);
+        if (requestData.body) {
+            requestData.body = requestData.body.slice(0);
+        }
+        return requestData;
+    }
+    /**
+     * Converts this instance to a Request.
+     *
+     * @return {Request}
+     */
+    toRequest() {
+        return new Request(this._requestData.url, this._requestData);
+    }
+    /**
+     * Creates and returns a deep clone of the instance.
+     *
+     * @return {StorableRequest}
+     */
+    clone() {
+        return new StorableRequest(this.toObject());
+    }
+}
+export { StorableRequest };

frontend/node_modules/workbox-background-sync/lib/StorableRequest.mjs

@@ -0,0 +1 @@
+export * from './StorableRequest.js';