this.workbox = this.workbox || {}; this.workbox.strategies = (function (exports, assert_js, logger_js, WorkboxError_js, cacheNames_js, getFriendlyURL_js, cacheMatchIgnoreParams_js, Deferred_js, executeQuotaErrorCallbacks_js, timeout_js) { 'use strict'; // @ts-ignore try { self['workbox:strategies:7.2.0'] && _(); } catch (e) {} /* Copyright 2020 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. */ function toRequest(input) { return typeof input === 'string' ? new Request(input) : input; } /** * A class created every time a Strategy instance instance calls * {@link workbox-strategies.Strategy~handle} or * {@link workbox-strategies.Strategy~handleAll} that wraps all fetch and * cache actions around plugin callbacks and keeps track of when the strategy * is "done" (i.e. all added `event.waitUntil()` promises have resolved). * * @memberof workbox-strategies */ class StrategyHandler { /** * Creates a new instance associated with the passed strategy and event * that's handling the request. * * The constructor also initializes the state that will be passed to each of * the plugins handling this request. * * @param {workbox-strategies.Strategy} strategy * @param {Object} options * @param {Request|string} options.request A request to run this strategy for. * @param {ExtendableEvent} options.event The event associated with the * request. * @param {URL} [options.url] * @param {*} [options.params] The return value from the * {@link workbox-routing~matchCallback} (if applicable). */ constructor(strategy, options) { this._cacheKeys = {}; /** * The request the strategy is performing (passed to the strategy's * `handle()` or `handleAll()` method). * @name request * @instance * @type {Request} * @memberof workbox-strategies.StrategyHandler */ /** * The event associated with this request. * @name event * @instance * @type {ExtendableEvent} * @memberof workbox-strategies.StrategyHandler */ /** * A `URL` instance of `request.url` (if passed to the strategy's * `handle()` or `handleAll()` method). * Note: the `url` param will be present if the strategy was invoked * from a workbox `Route` object. * @name url * @instance * @type {URL|undefined} * @memberof workbox-strategies.StrategyHandler */ /** * A `param` value (if passed to the strategy's * `handle()` or `handleAll()` method). * Note: the `param` param will be present if the strategy was invoked * from a workbox `Route` object and the * {@link workbox-routing~matchCallback} returned * a truthy value (it will be that value). * @name params * @instance * @type {*|undefined} * @memberof workbox-strategies.StrategyHandler */ { assert_js.assert.isInstance(options.event, ExtendableEvent, { moduleName: 'workbox-strategies', className: 'StrategyHandler', funcName: 'constructor', paramName: 'options.event' }); } Object.assign(this, options); this.event = options.event; this._strategy = strategy; this._handlerDeferred = new Deferred_js.Deferred(); this._extendLifetimePromises = []; // Copy the plugins list (since it's mutable on the strategy), // so any mutations don't affect this handler instance. this._plugins = [...strategy.plugins]; this._pluginStateMap = new Map(); for (const plugin of this._plugins) { this._pluginStateMap.set(plugin, {}); } this.event.waitUntil(this._handlerDeferred.promise); } /** * Fetches a given request (and invokes any applicable plugin callback * methods) using the `fetchOptions` (for non-navigation requests) and * `plugins` defined on the `Strategy` object. * * The following plugin lifecycle methods are invoked when using this method: * - `requestWillFetch()` * - `fetchDidSucceed()` * - `fetchDidFail()` * * @param {Request|string} input The URL or request to fetch. * @return {Promise} */ async fetch(input) { const { event } = this; let request = toRequest(input); if (request.mode === 'navigate' && event instanceof FetchEvent && event.preloadResponse) { const possiblePreloadResponse = await event.preloadResponse; if (possiblePreloadResponse) { { logger_js.logger.log(`Using a preloaded navigation response for ` + `'${getFriendlyURL_js.getFriendlyURL(request.url)}'`); } return possiblePreloadResponse; } } // If there is a fetchDidFail plugin, we need to save a clone of the // original request before it's either modified by a requestWillFetch // plugin or before the original request's body is consumed via fetch(). const originalRequest = this.hasCallback('fetchDidFail') ? request.clone() : null; try { for (const cb of this.iterateCallbacks('requestWillFetch')) { request = await cb({ request: request.clone(), event }); } } catch (err) { if (err instanceof Error) { throw new WorkboxError_js.WorkboxError('plugin-error-request-will-fetch', { thrownErrorMessage: err.message }); } } // The request can be altered by plugins with `requestWillFetch` making // the original request (most likely from a `fetch` event) different // from the Request we make. Pass both to `fetchDidFail` to aid debugging. const pluginFilteredRequest = request.clone(); try { let fetchResponse; // See https://github.com/GoogleChrome/workbox/issues/1796 fetchResponse = await fetch(request, request.mode === 'navigate' ? undefined : this._strategy.fetchOptions); if ("dev" !== 'production') { logger_js.logger.debug(`Network request for ` + `'${getFriendlyURL_js.getFriendlyURL(request.url)}' returned a response with ` + `status '${fetchResponse.status}'.`); } for (const callback of this.iterateCallbacks('fetchDidSucceed')) { fetchResponse = await callback({ event, request: pluginFilteredRequest, response: fetchResponse }); } return fetchResponse; } catch (error) { { logger_js.logger.log(`Network request for ` + `'${getFriendlyURL_js.getFriendlyURL(request.url)}' threw an error.`, error); } // `originalRequest` will only exist if a `fetchDidFail` callback // is being used (see above). if (originalRequest) { await this.runCallbacks('fetchDidFail', { error: error, event, originalRequest: originalRequest.clone(), request: pluginFilteredRequest.clone() }); } throw error; } } /** * Calls `this.fetch()` and (in the background) runs `this.cachePut()` on * the response generated by `this.fetch()`. * * The call to `this.cachePut()` automatically invokes `this.waitUntil()`, * so you do not have to manually call `waitUntil()` on the event. * * @param {Request|string} input The request or URL to fetch and cache. * @return {Promise} */ async fetchAndCachePut(input) { const response = await this.fetch(input); const responseClone = response.clone(); void this.waitUntil(this.cachePut(input, responseClone)); return response; } /** * Matches a request from the cache (and invokes any applicable plugin * callback methods) using the `cacheName`, `matchOptions`, and `plugins` * defined on the strategy object. * * The following plugin lifecycle methods are invoked when using this method: * - cacheKeyWillBeUsed() * - cachedResponseWillBeUsed() * * @param {Request|string} key The Request or URL to use as the cache key. * @return {Promise} A matching response, if found. */ async cacheMatch(key) { const request = toRequest(key); let cachedResponse; const { cacheName, matchOptions } = this._strategy; const effectiveRequest = await this.getCacheKey(request, 'read'); const multiMatchOptions = Object.assign(Object.assign({}, matchOptions), { cacheName }); cachedResponse = await caches.match(effectiveRequest, multiMatchOptions); { if (cachedResponse) { logger_js.logger.debug(`Found a cached response in '${cacheName}'.`); } else { logger_js.logger.debug(`No cached response found in '${cacheName}'.`); } } for (const callback of this.iterateCallbacks('cachedResponseWillBeUsed')) { cachedResponse = (await callback({ cacheName, matchOptions, cachedResponse, request: effectiveRequest, event: this.event })) || undefined; } return cachedResponse; } /** * Puts a request/response pair in the cache (and invokes any applicable * plugin callback methods) using the `cacheName` and `plugins` defined on * the strategy object. * * The following plugin lifecycle methods are invoked when using this method: * - cacheKeyWillBeUsed() * - cacheWillUpdate() * - cacheDidUpdate() * * @param {Request|string} key The request or URL to use as the cache key. * @param {Response} response The response to cache. * @return {Promise} `false` if a cacheWillUpdate caused the response * not be cached, and `true` otherwise. */ async cachePut(key, response) { const request = toRequest(key); // Run in the next task to avoid blocking other cache reads. // https://github.com/w3c/ServiceWorker/issues/1397 await timeout_js.timeout(0); const effectiveRequest = await this.getCacheKey(request, 'write'); { if (effectiveRequest.method && effectiveRequest.method !== 'GET') { throw new WorkboxError_js.WorkboxError('attempt-to-cache-non-get-request', { url: getFriendlyURL_js.getFriendlyURL(effectiveRequest.url), method: effectiveRequest.method }); } // See https://github.com/GoogleChrome/workbox/issues/2818 const vary = response.headers.get('Vary'); if (vary) { logger_js.logger.debug(`The response for ${getFriendlyURL_js.getFriendlyURL(effectiveRequest.url)} ` + `has a 'Vary: ${vary}' header. ` + `Consider setting the {ignoreVary: true} option on your strategy ` + `to ensure cache matching and deletion works as expected.`); } } if (!response) { { logger_js.logger.error(`Cannot cache non-existent response for ` + `'${getFriendlyURL_js.getFriendlyURL(effectiveRequest.url)}'.`); } throw new WorkboxError_js.WorkboxError('cache-put-with-no-response', { url: getFriendlyURL_js.getFriendlyURL(effectiveRequest.url) }); } const responseToCache = await this._ensureResponseSafeToCache(response); if (!responseToCache) { { logger_js.logger.debug(`Response '${getFriendlyURL_js.getFriendlyURL(effectiveRequest.url)}' ` + `will not be cached.`, responseToCache); } return false; } const { cacheName, matchOptions } = this._strategy; const cache = await self.caches.open(cacheName); const hasCacheUpdateCallback = this.hasCallback('cacheDidUpdate'); const oldResponse = hasCacheUpdateCallback ? await cacheMatchIgnoreParams_js.cacheMatchIgnoreParams( // TODO(philipwalton): the `__WB_REVISION__` param is a precaching // feature. Consider into ways to only add this behavior if using // precaching. cache, effectiveRequest.clone(), ['__WB_REVISION__'], matchOptions) : null; { logger_js.logger.debug(`Updating the '${cacheName}' cache with a new Response ` + `for ${getFriendlyURL_js.getFriendlyURL(effectiveRequest.url)}.`); } try { await cache.put(effectiveRequest, hasCacheUpdateCallback ? responseToCache.clone() : responseToCache); } catch (error) { if (error instanceof Error) { // See https://developer.mozilla.org/en-US/docs/Web/API/DOMException#exception-QuotaExceededError if (error.name === 'QuotaExceededError') { await executeQuotaErrorCallbacks_js.executeQuotaErrorCallbacks(); } throw error; } } for (const callback of this.iterateCallbacks('cacheDidUpdate')) { await callback({ cacheName, oldResponse, newResponse: responseToCache.clone(), request: effectiveRequest, event: this.event }); } return true; } /** * Checks the list of plugins for the `cacheKeyWillBeUsed` callback, and * executes any of those callbacks found in sequence. The final `Request` * object returned by the last plugin is treated as the cache key for cache * reads and/or writes. If no `cacheKeyWillBeUsed` plugin callbacks have * been registered, the passed request is returned unmodified * * @param {Request} request * @param {string} mode * @return {Promise} */ async getCacheKey(request, mode) { const key = `${request.url} | ${mode}`; if (!this._cacheKeys[key]) { let effectiveRequest = request; for (const callback of this.iterateCallbacks('cacheKeyWillBeUsed')) { effectiveRequest = toRequest(await callback({ mode, request: effectiveRequest, event: this.event, // params has a type any can't change right now. params: this.params // eslint-disable-line })); } this._cacheKeys[key] = effectiveRequest; } return this._cacheKeys[key]; } /** * Returns true if the strategy has at least one plugin with the given * callback. * * @param {string} name The name of the callback to check for. * @return {boolean} */ hasCallback(name) { for (const plugin of this._strategy.plugins) { if (name in plugin) { return true; } } return false; } /** * Runs all plugin callbacks matching the given name, in order, passing the * given param object (merged ith the current plugin state) as the only * argument. * * Note: since this method runs all plugins, it's not suitable for cases * where the return value of a callback needs to be applied prior to calling * the next callback. See * {@link workbox-strategies.StrategyHandler#iterateCallbacks} * below for how to handle that case. * * @param {string} name The name of the callback to run within each plugin. * @param {Object} param The object to pass as the first (and only) param * when executing each callback. This object will be merged with the * current plugin state prior to callback execution. */ async runCallbacks(name, param) { for (const callback of this.iterateCallbacks(name)) { // TODO(philipwalton): not sure why `any` is needed. It seems like // this should work with `as WorkboxPluginCallbackParam[C]`. await callback(param); } } /** * Accepts a callback and returns an iterable of matching plugin callbacks, * where each callback is wrapped with the current handler state (i.e. when * you call each callback, whatever object parameter you pass it will * be merged with the plugin's current state). * * @param {string} name The name fo the callback to run * @return {Array} */ *iterateCallbacks(name) { for (const plugin of this._strategy.plugins) { if (typeof plugin[name] === 'function') { const state = this._pluginStateMap.get(plugin); const statefulCallback = param => { const statefulParam = Object.assign(Object.assign({}, param), { state }); // TODO(philipwalton): not sure why `any` is needed. It seems like // this should work with `as WorkboxPluginCallbackParam[C]`. return plugin[name](statefulParam); }; yield statefulCallback; } } } /** * Adds a promise to the * [extend lifetime promises]{@link https://w3c.github.io/ServiceWorker/#extendableevent-extend-lifetime-promises} * of the event event associated with the request being handled (usually a * `FetchEvent`). * * Note: you can await * {@link workbox-strategies.StrategyHandler~doneWaiting} * to know when all added promises have settled. * * @param {Promise} promise A promise to add to the extend lifetime promises * of the event that triggered the request. */ waitUntil(promise) { this._extendLifetimePromises.push(promise); return promise; } /** * Returns a promise that resolves once all promises passed to * {@link workbox-strategies.StrategyHandler~waitUntil} * have settled. * * Note: any work done after `doneWaiting()` settles should be manually * passed to an event's `waitUntil()` method (not this handler's * `waitUntil()` method), otherwise the service worker thread my be killed * prior to your work completing. */ async doneWaiting() { let promise; while (promise = this._extendLifetimePromises.shift()) { await promise; } } /** * Stops running the strategy and immediately resolves any pending * `waitUntil()` promises. */ destroy() { this._handlerDeferred.resolve(null); } /** * This method will call cacheWillUpdate on the available plugins (or use * status === 200) to determine if the Response is safe and valid to cache. * * @param {Request} options.request * @param {Response} options.response * @return {Promise} * * @private */ async _ensureResponseSafeToCache(response) { let responseToCache = response; let pluginsUsed = false; for (const callback of this.iterateCallbacks('cacheWillUpdate')) { responseToCache = (await callback({ request: this.request, response: responseToCache, event: this.event })) || undefined; pluginsUsed = true; if (!responseToCache) { break; } } if (!pluginsUsed) { if (responseToCache && responseToCache.status !== 200) { responseToCache = undefined; } { if (responseToCache) { if (responseToCache.status !== 200) { if (responseToCache.status === 0) { logger_js.logger.warn(`The response for '${this.request.url}' ` + `is an opaque response. The caching strategy that you're ` + `using will not cache opaque responses by default.`); } else { logger_js.logger.debug(`The response for '${this.request.url}' ` + `returned a status code of '${response.status}' and won't ` + `be cached as a result.`); } } } } } return responseToCache; } } /* Copyright 2020 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. */ /** * An abstract base class that all other strategy classes must extend from: * * @memberof workbox-strategies */ class Strategy { /** * Creates a new instance of the strategy and sets all documented option * properties as public instance properties. * * Note: if a custom strategy class extends the base Strategy class and does * not need more than these properties, it does not need to define its own * constructor. * * @param {Object} [options] * @param {string} [options.cacheName] Cache name to store and retrieve * requests. Defaults to the cache names provided by * {@link workbox-core.cacheNames}. * @param {Array} [options.plugins] [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins} * to use in conjunction with this caching strategy. * @param {Object} [options.fetchOptions] Values passed along to the * [`init`](https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters) * of [non-navigation](https://github.com/GoogleChrome/workbox/issues/1796) * `fetch()` requests made by this strategy. * @param {Object} [options.matchOptions] The * [`CacheQueryOptions`]{@link https://w3c.github.io/ServiceWorker/#dictdef-cachequeryoptions} * for any `cache.match()` or `cache.put()` calls made by this strategy. */ constructor(options = {}) { /** * Cache name to store and retrieve * requests. Defaults to the cache names provided by * {@link workbox-core.cacheNames}. * * @type {string} */ this.cacheName = cacheNames_js.cacheNames.getRuntimeName(options.cacheName); /** * The list * [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins} * used by this strategy. * * @type {Array} */ this.plugins = options.plugins || []; /** * Values passed along to the * [`init`]{@link https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters} * of all fetch() requests made by this strategy. * * @type {Object} */ this.fetchOptions = options.fetchOptions; /** * The * [`CacheQueryOptions`]{@link https://w3c.github.io/ServiceWorker/#dictdef-cachequeryoptions} * for any `cache.match()` or `cache.put()` calls made by this strategy. * * @type {Object} */ this.matchOptions = options.matchOptions; } /** * Perform a request strategy and returns a `Promise` that will resolve with * a `Response`, invoking all relevant plugin callbacks. * * When a strategy instance is registered with a Workbox * {@link workbox-routing.Route}, this method is automatically * called when the route matches. * * Alternatively, this method can be used in a standalone `FetchEvent` * listener by passing it to `event.respondWith()`. * * @param {FetchEvent|Object} options A `FetchEvent` or an object with the * properties listed below. * @param {Request|string} options.request A request to run this strategy for. * @param {ExtendableEvent} options.event The event associated with the * request. * @param {URL} [options.url] * @param {*} [options.params] */ handle(options) { const [responseDone] = this.handleAll(options); return responseDone; } /** * Similar to {@link workbox-strategies.Strategy~handle}, but * instead of just returning a `Promise` that resolves to a `Response` it * it will return an tuple of `[response, done]` promises, where the former * (`response`) is equivalent to what `handle()` returns, and the latter is a * Promise that will resolve once any promises that were added to * `event.waitUntil()` as part of performing the strategy have completed. * * You can await the `done` promise to ensure any extra work performed by * the strategy (usually caching responses) completes successfully. * * @param {FetchEvent|Object} options A `FetchEvent` or an object with the * properties listed below. * @param {Request|string} options.request A request to run this strategy for. * @param {ExtendableEvent} options.event The event associated with the * request. * @param {URL} [options.url] * @param {*} [options.params] * @return {Array} A tuple of [response, done] * promises that can be used to determine when the response resolves as * well as when the handler has completed all its work. */ handleAll(options) { // Allow for flexible options to be passed. if (options instanceof FetchEvent) { options = { event: options, request: options.request }; } const event = options.event; const request = typeof options.request === 'string' ? new Request(options.request) : options.request; const params = 'params' in options ? options.params : undefined; const handler = new StrategyHandler(this, { event, request, params }); const responseDone = this._getResponse(handler, request, event); const handlerDone = this._awaitComplete(responseDone, handler, request, event); // Return an array of promises, suitable for use with Promise.all(). return [responseDone, handlerDone]; } async _getResponse(handler, request, event) { await handler.runCallbacks('handlerWillStart', { event, request }); let response = undefined; try { response = await this._handle(request, handler); // The "official" Strategy subclasses all throw this error automatically, // but in case a third-party Strategy doesn't, ensure that we have a // consistent failure when there's no response or an error response. if (!response || response.type === 'error') { throw new WorkboxError_js.WorkboxError('no-response', { url: request.url }); } } catch (error) { if (error instanceof Error) { for (const callback of handler.iterateCallbacks('handlerDidError')) { response = await callback({ error, event, request }); if (response) { break; } } } if (!response) { throw error; } else { logger_js.logger.log(`While responding to '${getFriendlyURL_js.getFriendlyURL(request.url)}', ` + `an ${error instanceof Error ? error.toString() : ''} error occurred. Using a fallback response provided by ` + `a handlerDidError plugin.`); } } for (const callback of handler.iterateCallbacks('handlerWillRespond')) { response = await callback({ event, request, response }); } return response; } async _awaitComplete(responseDone, handler, request, event) { let response; let error; try { response = await responseDone; } catch (error) { // Ignore errors, as response errors should be caught via the `response` // promise above. The `done` promise will only throw for errors in // promises passed to `handler.waitUntil()`. } try { await handler.runCallbacks('handlerDidRespond', { event, request, response }); await handler.doneWaiting(); } catch (waitUntilError) { if (waitUntilError instanceof Error) { error = waitUntilError; } } await handler.runCallbacks('handlerDidComplete', { event, request, response, error: error }); handler.destroy(); if (error) { throw error; } } } /** * Classes extending the `Strategy` based class should implement this method, * and leverage the {@link workbox-strategies.StrategyHandler} * arg to perform all fetching and cache logic, which will ensure all relevant * cache, cache options, fetch options and plugins are used (per the current * strategy instance). * * @name _handle * @instance * @abstract * @function * @param {Request} request * @param {workbox-strategies.StrategyHandler} handler * @return {Promise} * * @memberof workbox-strategies.Strategy */ /* 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. */ const messages = { strategyStart: (strategyName, request) => `Using ${strategyName} to respond to '${getFriendlyURL_js.getFriendlyURL(request.url)}'`, printFinalResponse: response => { if (response) { logger_js.logger.groupCollapsed(`View the final response here.`); logger_js.logger.log(response || '[No response returned]'); logger_js.logger.groupEnd(); } } }; /* 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. */ /** * An implementation of a [cache-first](https://developer.chrome.com/docs/workbox/caching-strategies-overview/#cache-first-falling-back-to-network) * request strategy. * * A cache first strategy is useful for assets that have been revisioned, * such as URLs like `/styles/example.a8f5f1.css`, since they * can be cached for long periods of time. * * If the network request fails, and there is no cache match, this will throw * a `WorkboxError` exception. * * @extends workbox-strategies.Strategy * @memberof workbox-strategies */ class CacheFirst extends Strategy { /** * @private * @param {Request|string} request A request to run this strategy for. * @param {workbox-strategies.StrategyHandler} handler The event that * triggered the request. * @return {Promise} */ async _handle(request, handler) { const logs = []; { assert_js.assert.isInstance(request, Request, { moduleName: 'workbox-strategies', className: this.constructor.name, funcName: 'makeRequest', paramName: 'request' }); } let response = await handler.cacheMatch(request); let error = undefined; if (!response) { { logs.push(`No response found in the '${this.cacheName}' cache. ` + `Will respond with a network request.`); } try { response = await handler.fetchAndCachePut(request); } catch (err) { if (err instanceof Error) { error = err; } } { if (response) { logs.push(`Got response from network.`); } else { logs.push(`Unable to get a response from the network.`); } } } else { { logs.push(`Found a cached response in the '${this.cacheName}' cache.`); } } { logger_js.logger.groupCollapsed(messages.strategyStart(this.constructor.name, request)); for (const log of logs) { logger_js.logger.log(log); } messages.printFinalResponse(response); logger_js.logger.groupEnd(); } if (!response) { throw new WorkboxError_js.WorkboxError('no-response', { url: request.url, error }); } return response; } } /* 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. */ /** * An implementation of a [cache-only](https://developer.chrome.com/docs/workbox/caching-strategies-overview/#cache-only) * request strategy. * * This class is useful if you want to take advantage of any * [Workbox plugins](https://developer.chrome.com/docs/workbox/using-plugins/). * * If there is no cache match, this will throw a `WorkboxError` exception. * * @extends workbox-strategies.Strategy * @memberof workbox-strategies */ class CacheOnly extends Strategy { /** * @private * @param {Request|string} request A request to run this strategy for. * @param {workbox-strategies.StrategyHandler} handler The event that * triggered the request. * @return {Promise} */ async _handle(request, handler) { { assert_js.assert.isInstance(request, Request, { moduleName: 'workbox-strategies', className: this.constructor.name, funcName: 'makeRequest', paramName: 'request' }); } const response = await handler.cacheMatch(request); { logger_js.logger.groupCollapsed(messages.strategyStart(this.constructor.name, request)); if (response) { logger_js.logger.log(`Found a cached response in the '${this.cacheName}' ` + `cache.`); messages.printFinalResponse(response); } else { logger_js.logger.log(`No response found in the '${this.cacheName}' cache.`); } logger_js.logger.groupEnd(); } if (!response) { throw new WorkboxError_js.WorkboxError('no-response', { url: request.url }); } return response; } } /* 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. */ const cacheOkAndOpaquePlugin = { /** * Returns a valid response (to allow caching) if the status is 200 (OK) or * 0 (opaque). * * @param {Object} options * @param {Response} options.response * @return {Response|null} * * @private */ cacheWillUpdate: async ({ response }) => { if (response.status === 200 || response.status === 0) { return response; } return null; } }; /* 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. */ /** * An implementation of a * [network first](https://developer.chrome.com/docs/workbox/caching-strategies-overview/#network-first-falling-back-to-cache) * request strategy. * * By default, this strategy will cache responses with a 200 status code as * well as [opaque responses](https://developer.chrome.com/docs/workbox/caching-resources-during-runtime/#opaque-responses). * Opaque responses are are cross-origin requests where the response doesn't * support [CORS](https://enable-cors.org/). * * If the network request fails, and there is no cache match, this will throw * a `WorkboxError` exception. * * @extends workbox-strategies.Strategy * @memberof workbox-strategies */ class NetworkFirst extends Strategy { /** * @param {Object} [options] * @param {string} [options.cacheName] Cache name to store and retrieve * requests. Defaults to cache names provided by * {@link workbox-core.cacheNames}. * @param {Array} [options.plugins] [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins} * to use in conjunction with this caching strategy. * @param {Object} [options.fetchOptions] Values passed along to the * [`init`](https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters) * of [non-navigation](https://github.com/GoogleChrome/workbox/issues/1796) * `fetch()` requests made by this strategy. * @param {Object} [options.matchOptions] [`CacheQueryOptions`](https://w3c.github.io/ServiceWorker/#dictdef-cachequeryoptions) * @param {number} [options.networkTimeoutSeconds] If set, any network requests * that fail to respond within the timeout will fallback to the cache. * * This option can be used to combat * "[lie-fi]{@link https://developers.google.com/web/fundamentals/performance/poor-connectivity/#lie-fi}" * scenarios. */ constructor(options = {}) { super(options); // If this instance contains no plugins with a 'cacheWillUpdate' callback, // prepend the `cacheOkAndOpaquePlugin` plugin to the plugins list. if (!this.plugins.some(p => 'cacheWillUpdate' in p)) { this.plugins.unshift(cacheOkAndOpaquePlugin); } this._networkTimeoutSeconds = options.networkTimeoutSeconds || 0; { if (this._networkTimeoutSeconds) { assert_js.assert.isType(this._networkTimeoutSeconds, 'number', { moduleName: 'workbox-strategies', className: this.constructor.name, funcName: 'constructor', paramName: 'networkTimeoutSeconds' }); } } } /** * @private * @param {Request|string} request A request to run this strategy for. * @param {workbox-strategies.StrategyHandler} handler The event that * triggered the request. * @return {Promise} */ async _handle(request, handler) { const logs = []; { assert_js.assert.isInstance(request, Request, { moduleName: 'workbox-strategies', className: this.constructor.name, funcName: 'handle', paramName: 'makeRequest' }); } const promises = []; let timeoutId; if (this._networkTimeoutSeconds) { const { id, promise } = this._getTimeoutPromise({ request, logs, handler }); timeoutId = id; promises.push(promise); } const networkPromise = this._getNetworkPromise({ timeoutId, request, logs, handler }); promises.push(networkPromise); const response = await handler.waitUntil((async () => { // Promise.race() will resolve as soon as the first promise resolves. return (await handler.waitUntil(Promise.race(promises))) || ( // If Promise.race() resolved with null, it might be due to a network // timeout + a cache miss. If that were to happen, we'd rather wait until // the networkPromise resolves instead of returning null. // Note that it's fine to await an already-resolved promise, so we don't // have to check to see if it's still "in flight". await networkPromise); })()); { logger_js.logger.groupCollapsed(messages.strategyStart(this.constructor.name, request)); for (const log of logs) { logger_js.logger.log(log); } messages.printFinalResponse(response); logger_js.logger.groupEnd(); } if (!response) { throw new WorkboxError_js.WorkboxError('no-response', { url: request.url }); } return response; } /** * @param {Object} options * @param {Request} options.request * @param {Array} options.logs A reference to the logs array * @param {Event} options.event * @return {Promise} * * @private */ _getTimeoutPromise({ request, logs, handler }) { let timeoutId; const timeoutPromise = new Promise(resolve => { const onNetworkTimeout = async () => { { logs.push(`Timing out the network response at ` + `${this._networkTimeoutSeconds} seconds.`); } resolve(await handler.cacheMatch(request)); }; timeoutId = setTimeout(onNetworkTimeout, this._networkTimeoutSeconds * 1000); }); return { promise: timeoutPromise, id: timeoutId }; } /** * @param {Object} options * @param {number|undefined} options.timeoutId * @param {Request} options.request * @param {Array} options.logs A reference to the logs Array. * @param {Event} options.event * @return {Promise} * * @private */ async _getNetworkPromise({ timeoutId, request, logs, handler }) { let error; let response; try { response = await handler.fetchAndCachePut(request); } catch (fetchError) { if (fetchError instanceof Error) { error = fetchError; } } if (timeoutId) { clearTimeout(timeoutId); } { if (response) { logs.push(`Got response from network.`); } else { logs.push(`Unable to get a response from the network. Will respond ` + `with a cached response.`); } } if (error || !response) { response = await handler.cacheMatch(request); { if (response) { logs.push(`Found a cached response in the '${this.cacheName}'` + ` cache.`); } else { logs.push(`No response found in the '${this.cacheName}' cache.`); } } } return response; } } /* 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. */ /** * An implementation of a * [network-only](https://developer.chrome.com/docs/workbox/caching-strategies-overview/#network-only) * request strategy. * * This class is useful if you want to take advantage of any * [Workbox plugins](https://developer.chrome.com/docs/workbox/using-plugins/). * * If the network request fails, this will throw a `WorkboxError` exception. * * @extends workbox-strategies.Strategy * @memberof workbox-strategies */ class NetworkOnly extends Strategy { /** * @param {Object} [options] * @param {Array} [options.plugins] [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins} * to use in conjunction with this caching strategy. * @param {Object} [options.fetchOptions] Values passed along to the * [`init`](https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters) * of [non-navigation](https://github.com/GoogleChrome/workbox/issues/1796) * `fetch()` requests made by this strategy. * @param {number} [options.networkTimeoutSeconds] If set, any network requests * that fail to respond within the timeout will result in a network error. */ constructor(options = {}) { super(options); this._networkTimeoutSeconds = options.networkTimeoutSeconds || 0; } /** * @private * @param {Request|string} request A request to run this strategy for. * @param {workbox-strategies.StrategyHandler} handler The event that * triggered the request. * @return {Promise} */ async _handle(request, handler) { { assert_js.assert.isInstance(request, Request, { moduleName: 'workbox-strategies', className: this.constructor.name, funcName: '_handle', paramName: 'request' }); } let error = undefined; let response; try { const promises = [handler.fetch(request)]; if (this._networkTimeoutSeconds) { const timeoutPromise = timeout_js.timeout(this._networkTimeoutSeconds * 1000); promises.push(timeoutPromise); } response = await Promise.race(promises); if (!response) { throw new Error(`Timed out the network response after ` + `${this._networkTimeoutSeconds} seconds.`); } } catch (err) { if (err instanceof Error) { error = err; } } { logger_js.logger.groupCollapsed(messages.strategyStart(this.constructor.name, request)); if (response) { logger_js.logger.log(`Got response from network.`); } else { logger_js.logger.log(`Unable to get a response from the network.`); } messages.printFinalResponse(response); logger_js.logger.groupEnd(); } if (!response) { throw new WorkboxError_js.WorkboxError('no-response', { url: request.url, error }); } return response; } } /* 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. */ /** * An implementation of a * [stale-while-revalidate](https://developer.chrome.com/docs/workbox/caching-strategies-overview/#stale-while-revalidate) * request strategy. * * Resources are requested from both the cache and the network in parallel. * The strategy will respond with the cached version if available, otherwise * wait for the network response. The cache is updated with the network response * with each successful request. * * By default, this strategy will cache responses with a 200 status code as * well as [opaque responses](https://developer.chrome.com/docs/workbox/caching-resources-during-runtime/#opaque-responses). * Opaque responses are cross-origin requests where the response doesn't * support [CORS](https://enable-cors.org/). * * If the network request fails, and there is no cache match, this will throw * a `WorkboxError` exception. * * @extends workbox-strategies.Strategy * @memberof workbox-strategies */ class StaleWhileRevalidate extends Strategy { /** * @param {Object} [options] * @param {string} [options.cacheName] Cache name to store and retrieve * requests. Defaults to cache names provided by * {@link workbox-core.cacheNames}. * @param {Array} [options.plugins] [Plugins]{@link https://developers.google.com/web/tools/workbox/guides/using-plugins} * to use in conjunction with this caching strategy. * @param {Object} [options.fetchOptions] Values passed along to the * [`init`](https://developer.mozilla.org/en-US/docs/Web/API/WindowOrWorkerGlobalScope/fetch#Parameters) * of [non-navigation](https://github.com/GoogleChrome/workbox/issues/1796) * `fetch()` requests made by this strategy. * @param {Object} [options.matchOptions] [`CacheQueryOptions`](https://w3c.github.io/ServiceWorker/#dictdef-cachequeryoptions) */ constructor(options = {}) { super(options); // If this instance contains no plugins with a 'cacheWillUpdate' callback, // prepend the `cacheOkAndOpaquePlugin` plugin to the plugins list. if (!this.plugins.some(p => 'cacheWillUpdate' in p)) { this.plugins.unshift(cacheOkAndOpaquePlugin); } } /** * @private * @param {Request|string} request A request to run this strategy for. * @param {workbox-strategies.StrategyHandler} handler The event that * triggered the request. * @return {Promise} */ async _handle(request, handler) { const logs = []; { assert_js.assert.isInstance(request, Request, { moduleName: 'workbox-strategies', className: this.constructor.name, funcName: 'handle', paramName: 'request' }); } const fetchAndCachePromise = handler.fetchAndCachePut(request).catch(() => { // Swallow this error because a 'no-response' error will be thrown in // main handler return flow. This will be in the `waitUntil()` flow. }); void handler.waitUntil(fetchAndCachePromise); let response = await handler.cacheMatch(request); let error; if (response) { { logs.push(`Found a cached response in the '${this.cacheName}'` + ` cache. Will update with the network response in the background.`); } } else { { logs.push(`No response found in the '${this.cacheName}' cache. ` + `Will wait for the network response.`); } try { // NOTE(philipwalton): Really annoying that we have to type cast here. // https://github.com/microsoft/TypeScript/issues/20006 response = await fetchAndCachePromise; } catch (err) { if (err instanceof Error) { error = err; } } } { logger_js.logger.groupCollapsed(messages.strategyStart(this.constructor.name, request)); for (const log of logs) { logger_js.logger.log(log); } messages.printFinalResponse(response); logger_js.logger.groupEnd(); } if (!response) { throw new WorkboxError_js.WorkboxError('no-response', { url: request.url, error }); } return response; } } exports.CacheFirst = CacheFirst; exports.CacheOnly = CacheOnly; exports.NetworkFirst = NetworkFirst; exports.NetworkOnly = NetworkOnly; exports.StaleWhileRevalidate = StaleWhileRevalidate; exports.Strategy = Strategy; exports.StrategyHandler = StrategyHandler; return exports; })({}, workbox.core._private, workbox.core._private, workbox.core._private, workbox.core._private, workbox.core._private, workbox.core._private, workbox.core._private, workbox.core._private, workbox.core._private); //# sourceMappingURL=workbox-strategies.dev.js.map

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Casinonic: Your Gateway to Global Gaming Excitement

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Unveiling the World of Online Casino Adventures

The landscape of online gambling is constantly evolving, presenting players worldwide with an ever-expanding array of choices and experiences. From sophisticated live dealer studios to vast slot libraries, the digital casino floor has become a vibrant hub for entertainment and potential wins. In this dynamic environment, discerning players seek platforms that offer not only a comprehensive game selection but also a secure, user-friendly, and rewarding environment. Trends point towards an increasing demand for mobile-first experiences, swift payouts, and innovative bonus structures that enhance the overall player journey. It’s within this exciting and competitive space that Casinonic aims to establish itself as a premier destination for international players seeking an exceptional online casino adventure.

This article will delve deep into what makes Casinonic a compelling option for gamers across the globe. We will explore its initial presentation, meticulously dissect its standout features, provide a thorough overview of its platform, and scrutinize the core gaming experience it delivers. Furthermore, we’ll examine its commitment to player safety and responsible gaming practices, ultimately offering a comprehensive assessment to help you decide if Casinonic is the right fit for your next gaming session. Prepare to discover a platform designed to captivate and engage players seeking a premium online casino.

First Impressions and Seamless Registration

Upon arriving at Casinonic, players are greeted with a visually appealing and modern interface that immediately instills a sense of professionalism. The design is clean, with intuitive navigation that allows users to easily find their way around the site, whether they’re looking for specific games, promotional offers, or customer support. The color scheme is sophisticated, avoiding any garish distractions and instead focusing on creating an atmosphere of premium entertainment. This thoughtful design choice sets a positive tone, suggesting that considerable attention has been paid to the player’s overall experience from the very first click.

The registration process at Casinonic is designed for efficiency, ensuring that new players can begin their gaming journey with minimal delay. Typically, this involves a straightforward form requiring basic personal details such as your name, email address, and date of birth. The site emphasizes a quick setup, understanding that eager players want to dive into the action rather than spend excessive time on account creation. Security protocols are in place to protect your information during this process, providing peace of mind as you join the Casinonic community.

Top 5 Standout Features That Elevate the Experience

  1. Extensive Slot Selection: Casinonic boasts a truly impressive collection of slot games, catering to every imaginable taste and preference. From classic three-reel fruit machines to cutting-edge video slots with intricate bonus features and stunning graphics, players will find an abundance of options. This vast library is constantly updated with new releases, ensuring there’s always something fresh and exciting to spin.
  2. Diverse Table Game Portfolio: Beyond the reels, Casinonic offers a robust selection of traditional casino table games. Players can indulge in various versions of blackjack, roulette, baccarat, and poker, providing familiar yet thrilling gameplay. Whether you’re a seasoned strategist or a casual player, the diverse array of table games promises an engaging experience.
  3. Immersive Live Dealer Casino: For those seeking the authentic casino atmosphere from the comfort of their homes, the live dealer section at Casinonic is a true highlight. Featuring professional dealers and high-definition streaming, players can participate in real-time games like live blackjack, roulette, and baccarat. The interactive nature of these games, with chat functions and multiple camera angles, significantly enhances immersion.
  4. Generous Welcome Bonuses and Promotions: New and existing players are treated to a variety of lucrative bonus offers at Casinonic. The welcome bonus package is designed to give new depositors a significant boost, while ongoing promotions and loyalty programs reward consistent play. These incentives are structured to add extra value and excitement to your gaming sessions.
  5. User-Friendly Mobile Compatibility: Recognizing the importance of on-the-go gaming, Casinonic ensures its platform is fully optimized for mobile devices. Players can access their favorite games and features seamlessly through their smartphones or tablets, without the need for dedicated apps. This mobile-first approach means a consistent and high-quality gaming experience regardless of the device used.
  6. Variety of Payment Methods: Facilitating smooth transactions is key, and Casinonic provides a wide selection of secure and convenient payment methods for both deposits and withdrawals. This includes popular credit/debit cards, e-wallets, and bank transfer options, catering to a global audience with diverse banking preferences.

Platform Overview at a Glance

Feature Details
License Information Licensed and regulated to ensure fair play and security.
Year of Establishment Established to provide a modern and comprehensive online casino.
Minimum Deposit Amount Accessible minimum deposit to allow players to start with flexible budgets.
Withdrawal Processing Time Efficient withdrawal times to ensure players receive their winnings promptly.
Welcome Bonus Offering Attractive welcome bonus package for new players to kickstart their gaming.
Mobile Application Availability Fully optimized mobile compatibility for seamless gameplay on any device.
Live Casino Presence Extensive live dealer section with professional croupiers and interactive games.
Sports Betting Markets (Information not readily available; focus is on casino games).
Accepted Payment Methods Wide range of secure payment options including cards, e-wallets, and bank transfers.

The Thrilling Casino Gaming Experience

The heart of any online casino lies in its gaming library, and Casinonic delivers an exceptionally diverse and engaging selection. The sheer volume of slot titles available is staggering, featuring everything from classic fruit machines that evoke nostalgia to graphically rich, narrative-driven video slots with complex bonus rounds and free spins. These games are powered by leading software providers, ensuring high-quality graphics, smooth gameplay, and fair random number generation. Players can easily navigate through categories, search for specific titles, or explore new additions, guaranteeing that boredom is never an option.

online casino roulette table game
A close-up view of a roulette wheel and betting table, symbolizing the classic thrill of casino table games.

Beyond slots, the table game offerings at Casinonic are equally impressive, providing a well-rounded casino experience. Players can test their strategies across multiple variations of blackjack, including classic, European, and American versions, each offering slightly different rules and betting options. Roulette enthusiasts can spin the wheel on European, American, and French roulette, while those who enjoy poker can find popular variants like Deuces Wild and Jacks or Better. The inclusion of various card and dice games further solidifies Casinonic’s commitment to catering to a broad spectrum of player preferences.

Perhaps the most captivating aspect of the gaming experience is the live dealer casino. Casinonic brings the authentic thrill of a land-based casino directly to players through high-definition live streams. Professional dealers host games like blackjack, roulette, baccarat, and even popular game shows in real-time, allowing for interactive play. Players can place bets, communicate with dealers and other players via chat, and enjoy an immersive environment that closely mimics the excitement of being in a physical casino. This feature is particularly appealing to players who value social interaction and the tangible feel of live gaming.

Prioritizing Responsible Gambling and Player Security

Casinonic demonstrates a clear commitment to player welfare by integrating robust responsible gambling tools and resources. Understanding the potential risks associated with online gambling, the platform offers various measures to help players maintain control over their gaming habits. These include options to set deposit limits, session time limits, and even self-exclusion periods, empowering players to manage their activity proactively. The casino actively promotes these features, encouraging players to utilize them for a safer and more enjoyable gaming experience.

Furthermore, Casinonic places a high priority on the security of its players‘ data and funds. The platform employs advanced encryption technology to protect all sensitive information, ensuring that personal and financial details remain confidential and secure from unauthorized access. Regular security audits and adherence to strict regulatory standards further bolster trust and reliability. Players can engage in their favorite games with the assurance that their well-being and security are paramount concerns for the casino, in line with established responsible gambling guidelines.

Final Verdict: A Strong Contender in the iGaming Arena

Casinonic emerges as a strong contender in the international online casino market, offering a comprehensive and engaging gaming experience. Its impressive game library, particularly its extensive slot selection and immersive live dealer offerings, caters to a wide array of player preferences. Coupled with a user-friendly interface, attractive bonuses, and a commitment to player safety, it presents a compelling package for those seeking entertainment and potential wins.

The platform’s dedication to providing a seamless and secure environment, from straightforward registration to efficient payment processing, further solidifies its position. While individual experiences may vary, Casinonic undoubtedly strives to deliver a premium online casino adventure that is both exciting and responsible. For players looking for a reliable and feature-rich destination, Casinonic is certainly worth exploring.

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