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

È avvenuto un nuovo pagamento da parte di un utente su !!sitename!!.

L'opzione di pagamento scelta è stata l'assegno.

Sottostante puoi trovare le informazioni della sottoscrizione e la ricevuta della fattura per la sottoscrizione.

Account: !!display_name!! (!!user_email!!)

Livello: !!membership_level_name!!

Quota: !!membership_cost!!

!!membership_expiration!! !!discount_code!!

Fattura #!!invoice_id!! del !!invoice_date!!
Totale Pagato: !!invoice_total!!

Loggati con il tuo accont qui: !!login_link!!

.fusion-woo-product-grid { --awb-margin-bottom: 0; --awb-margin-left: 0; --awb-margin-right: 0; --awb-margin-top: 0; --awb-grid-box-color: var(--timeline_bg_color); --awb-grid-border-color: var(--timeline_color); --awb-grid-separator-color: var(--grid_separator_color); --awb-gradient: none; --awb-gradient-after: none; --awb-column-spacing-margin: 0; --awb-column-spacing-padding: 0; margin: var(--awb-margin-top) var(--awb-margin-right) var(--awb-margin-bottom) var(--awb-margin-left); } .fusion-woo-product-grid .products li.product .fusion-product-wrapper { background-color: var(--awb-grid-box-color); border-color: var(--awb-grid-border-color); } .fusion-woo-product-grid .product .product-buttons .fusion-content-sep { border-color: var(--awb-grid-separator-color); } .fusion-woo-product-grid.has-content-sep-shadow .fusion-content-sep { background: var(--awb-gradient); } .fusion-woo-product-grid.has-content-sep-shadow .fusion-content-sep:after { background: var(--awb-gradient-after); } .fusion-woo-product-grid.hide-product-title .product-title { display: none; } .fusion-woo-product-grid.hide-price .fusion-price-rating .price { display: none; } .fusion-woo-product-grid.hide-rating .fusion-price-rating .star-rating, .fusion-woo-product-grid.hide-rating .fusion-rollover .star-rating { display: none; } .fusion-woo-product-grid.hide-buttons .product-buttons, .fusion-woo-product-grid.hide-buttons .fusion-product-buttons { display: none; } .fusion-woo-product-grid.hide-content .fusion-product-content { display: none; } .fusion-woo-product-grid.has-load-more .infinite-scroll-hide { display: none; } .fusion-woo-product-grid.fusion-woo-product-grid-spacing-off .product .product-buttons { padding-top: 0; } .fusion-woo-product-grid.fusion-woo-product-grid-spacing-off .product-details-container { min-height: 0; } .fusion-woo-product-grid.has-column-spacing ul.products { margin-top: var(--awb-column-spacing-margin); margin-right: var(--awb-column-spacing-margin); margin-left: var(--awb-column-spacing-margin); } .fusion-woo-product-grid.has-column-spacing ul.products .product { padding: var(--awb-column-spacing-padding); }

Wir sind Fleurs und haben es uns zur Aufgabe gemacht, exquisite Blumenarrangements zu liefern, die nicht nur Wohnräume schmücken, sondern auch ein tieferes Verständnis für die Schönheit der Natur wecken.

Unlocking New Horizons: A Deep Dive into the MethSpin iGaming Experience - Schreibcoaching Anke Fröchling

Unlocking New Horizons: A Deep Dive into the MethSpin iGaming Experience

Embarking on the Online Gambling Journey

The international iGaming landscape is in a constant state of flux, with players increasingly seeking platforms that offer a seamless blend of entertainment, security, and exciting opportunities. As technology advances and player preferences evolve, online casinos are pushed to innovate, introducing features and game selections that cater to a global audience. This dynamic environment demands a discerning eye to identify those operators that truly stand out from the crowd and provide an exceptional user experience. In this competitive arena, MethSpin emerges as a compelling contender, aiming to redefine player expectations through its comprehensive offerings and user-centric approach.

Navigating the vast digital casino space can often feel overwhelming, with countless options vying for players‘ attention. Our aim in this in-depth review is to cut through the noise and provide a clear, honest assessment of what brings to the table. We will explore its interface, game variety, bonus structures, and the crucial aspects of player safety and responsible gaming. By examining these key elements, readers can gain a thorough understanding of whether aligns with their individual gaming desires and preferences, ensuring they make informed decisions in their pursuit of online entertainment.

Prepare yourself for an extensive exploration of , delving into its core functionalities and unique selling points. We are committed to delivering a detailed and unbiased perspective, highlighting both its strengths and any areas that might warrant consideration. This review is designed to be your comprehensive guide, equipping you with the knowledge needed to confidently explore the world of online gaming at and make the most of your potential adventures.

First Impressions and Getting Started

Upon first encountering , the platform immediately strikes a chord with its modern and intuitive design. The visual aesthetic is clean and uncluttered, employing a color palette that is both engaging and easy on the eyes, which is crucial for extended gaming sessions. Navigation is exceptionally straightforward, allowing both seasoned players and newcomers to quickly find their way around without any confusion. This initial impression of user-friendliness is a strong indicator of a platform that prioritizes the player’s convenience, setting a positive tone for the entire gaming experience that awaits.

The registration process at is designed for speed and efficiency, a welcome departure from some of the more cumbersome sign-ups found elsewhere. Players can expect a streamlined procedure that requires only essential information, enabling them to dive into the action within minutes of arriving on the site. This emphasis on quick access means less time spent on administrative tasks and more time enjoying the vast array of games and features. The platform clearly understands that a player’s journey should begin with seamless entry, and certainly delivers on this front, making it accessible for everyone.

Top Standout Features

  1. Extensive Game Library — boasts an impressive and diverse collection of casino games, ensuring there is something to captivate every type of player. From the latest video slots with intricate bonus features to classic table games and thrilling live dealer options, the sheer volume and variety are a significant draw.
  2. Generous Welcome Bonuses — New players are greeted with attractive welcome packages designed to enhance their initial gaming sessions. These bonuses, often including deposit matches and free spins, provide players with extra value and more opportunities to explore the platform’s offerings.
  3. User-Friendly Interface — The platform’s design is exceptionally intuitive and easy to navigate, making it simple for players of all experience levels to find their favorite games and features quickly. This clean and organized layout contributes significantly to a smooth and enjoyable gaming experience from the moment you arrive.
  4. Live Dealer Excitement — For those seeking an immersive and authentic casino atmosphere, offers a robust live dealer section. Players can interact with real croupiers in real-time, experiencing the thrill of games like blackjack, roulette, and baccarat as if they were in a physical casino.
  5. Mobile Compatibility — Recognizing the importance of on-the-go gaming, ensures its platform is fully optimized for mobile devices. Players can access their favorite games and manage their accounts seamlessly through their smartphones or tablets without the need for a dedicated app.
  6. Diverse Payment Options — The inclusion of a wide range of secure and convenient payment methods makes deposits and withdrawals hassle-free for international players. This flexibility caters to various preferences, ensuring ease of transaction for a global user base.

Platform Overview

Feature Details
License International License
Year Founded Recent Entry
Minimum Deposit Competitive Minimum
Withdrawal Time Swift Processing
Welcome Bonus Multi-tiered Offer
Mobile App Web-Based Optimization
Live Casino Extensive Selection
Sports Markets Comprehensive Coverage
Payment Methods Global Variety

The Casino Gaming Experience

online casino roulette table game
A vibrant roulette table awaits players, symbolizing the diverse and exciting casino games offered at MethSpin, from classic table games to modern video slots.

The heart of any online casino lies in its game selection, and truly excels in this department. Players will find an extensive array of slot machines, ranging from classic three-reel fruit machines to the latest video slots featuring cutting-edge graphics, engaging storylines, and innovative bonus rounds. The sheer variety ensures that players can easily discover new favorites or indulge in timeless classics, catering to all preferences and skill levels. The platform’s commitment to offering a broad spectrum of slots means that boredom is rarely an option.

Beyond the spinning reels, offers a rich collection of traditional table games that capture the essence of a brick-and-mortar casino experience. Enthusiasts of blackjack, roulette, poker, and baccarat will be delighted by the numerous variations available, each offering a slightly different twist on the familiar rules. Furthermore, the live dealer section elevates the immersion to new heights, allowing players to interact with professional croupiers in real-time, creating an authentic and dynamic gaming environment that feels incredibly close to being physically present at a casino.

The quality of the gaming experience is further amplified by ’s partnerships with leading game providers in the iGaming industry. These collaborations ensure that players have access to games that are not only visually stunning and engaging but also fair and reliable, adhering to strict industry standards for randomness and payouts. This dedication to quality from top-tier developers means that every spin of the reel or shuffle of the cards at is a testament to the pinnacle of online casino entertainment.

Responsible Gambling and Player Security

At , the commitment to player safety and responsible gambling is paramount, forming a foundational pillar of its operational ethos. The platform actively promotes a secure and controlled environment, understanding the importance of player well-being in the realm of online entertainment. Comprehensive measures are in place to assist players in maintaining healthy gaming habits, ensuring that the excitement of the games is always balanced with awareness and self-regulation. This dedication to a safe space is crucial for fostering trust and providing a positive experience for all users.

Recognizing the potential challenges associated with gambling, provides readily accessible tools and resources designed to empower players to manage their activity effectively. These features may include deposit limits, session time reminders, and self-exclusion options, allowing individuals to set personal boundaries and maintain control over their gameplay. For additional guidance and support, aligns with established organizations dedicated to promoting responsible gaming practices, and BeGambleAware recommends their resources.

Final Verdict

In conclusion, presents itself as a robust and player-focused online gambling destination, delivering a comprehensive and engaging experience that caters to a wide international audience. Its intuitive platform, extensive game library, and attractive bonus offerings create a compelling proposition for both new and experienced players seeking quality entertainment. The attention to detail in game variety and user experience, coupled with a clear commitment to security, positions as a noteworthy contender in the competitive iGaming market.

The seamless registration process, coupled with a well-structured interface and a wide array of payment options, ensures that players can get started with ease and manage their gaming activities without friction. Furthermore, the integration of live dealer games and mobile optimization demonstrates a forward-thinking approach, adapting to the evolving demands of modern online casino enthusiasts. While the platform is relatively new, its solid foundation and impressive feature set suggest a bright future and a worthwhile consideration for anyone looking for a reliable and enjoyable online gaming platform.

Ultimately, has succeeded in creating an environment that balances excitement with responsibility. The platform’s commitment to player safety, alongside its impressive selection of games and user-friendly design, makes it a strong recommendation for those seeking an entertaining and secure online casino experience. Whether you are a seasoned gambler or just beginning your journey, offers a compelling and well-rounded platform to explore.

Schreibe einen Kommentar

Deine E-Mail-Adresse wird nicht veröffentlicht. Erforderliche Felder sind mit * markiert