mirror of https://github.com/jkjoy/sunpeiwen.git
273 lines
13 KiB
TypeScript
273 lines
13 KiB
TypeScript
import { TrustedScriptURL } from 'trusted-types/lib';
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import { WorkboxEventTarget } from './utils/WorkboxEventTarget.js';
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import './_version.js';
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/**
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* A class to aid in handling service worker registration, updates, and
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* reacting to service worker lifecycle events.
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*
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* @fires {@link workbox-window.Workbox#message}
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* @fires {@link workbox-window.Workbox#installed}
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* @fires {@link workbox-window.Workbox#waiting}
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* @fires {@link workbox-window.Workbox#controlling}
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* @fires {@link workbox-window.Workbox#activated}
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* @fires {@link workbox-window.Workbox#redundant}
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* @memberof workbox-window
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*/
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declare class Workbox extends WorkboxEventTarget {
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private readonly _scriptURL;
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private readonly _registerOptions;
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private _updateFoundCount;
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private readonly _swDeferred;
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private readonly _activeDeferred;
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private readonly _controllingDeferred;
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private _registrationTime;
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private _isUpdate?;
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private _compatibleControllingSW?;
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private _registration?;
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private _sw?;
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private readonly _ownSWs;
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private _externalSW?;
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private _waitingTimeout?;
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/**
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* Creates a new Workbox instance with a script URL and service worker
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* options. The script URL and options are the same as those used when
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* calling [navigator.serviceWorker.register(scriptURL, options)](https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/register).
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*
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* @param {string|TrustedScriptURL} scriptURL The service worker script
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* associated with this instance. Using a
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* [`TrustedScriptURL`](https://web.dev/trusted-types/) is supported.
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* @param {Object} [registerOptions] The service worker options associated
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* with this instance.
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*/
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constructor(scriptURL: string | TrustedScriptURL, registerOptions?: {});
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/**
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* Registers a service worker for this instances script URL and service
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* worker options. By default this method delays registration until after
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* the window has loaded.
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*
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* @param {Object} [options]
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* @param {Function} [options.immediate=false] Setting this to true will
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* register the service worker immediately, even if the window has
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* not loaded (not recommended).
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*/
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register({ immediate }?: {
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immediate?: boolean | undefined;
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}): Promise<ServiceWorkerRegistration | undefined>;
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/**
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* Checks for updates of the registered service worker.
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*/
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update(): Promise<void>;
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/**
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* Resolves to the service worker registered by this instance as soon as it
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* is active. If a service worker was already controlling at registration
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* time then it will resolve to that if the script URLs (and optionally
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* script versions) match, otherwise it will wait until an update is found
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* and activates.
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*
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* @return {Promise<ServiceWorker>}
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*/
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get active(): Promise<ServiceWorker>;
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/**
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* Resolves to the service worker registered by this instance as soon as it
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* is controlling the page. If a service worker was already controlling at
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* registration time then it will resolve to that if the script URLs (and
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* optionally script versions) match, otherwise it will wait until an update
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* is found and starts controlling the page.
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* Note: the first time a service worker is installed it will active but
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* not start controlling the page unless `clients.claim()` is called in the
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* service worker.
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*
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* @return {Promise<ServiceWorker>}
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*/
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get controlling(): Promise<ServiceWorker>;
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/**
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* Resolves with a reference to a service worker that matches the script URL
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* of this instance, as soon as it's available.
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*
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* If, at registration time, there's already an active or waiting service
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* worker with a matching script URL, it will be used (with the waiting
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* service worker taking precedence over the active service worker if both
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* match, since the waiting service worker would have been registered more
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* recently).
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* If there's no matching active or waiting service worker at registration
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* time then the promise will not resolve until an update is found and starts
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* installing, at which point the installing service worker is used.
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*
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* @return {Promise<ServiceWorker>}
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*/
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getSW(): Promise<ServiceWorker>;
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/**
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* Sends the passed data object to the service worker registered by this
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* instance (via {@link workbox-window.Workbox#getSW}) and resolves
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* with a response (if any).
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*
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* A response can be set in a message handler in the service worker by
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* calling `event.ports[0].postMessage(...)`, which will resolve the promise
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* returned by `messageSW()`. If no response is set, the promise will never
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* resolve.
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*
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* @param {Object} data An object to send to the service worker
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* @return {Promise<Object>}
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*/
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messageSW(data: object): Promise<any>;
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/**
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* Sends a `{type: 'SKIP_WAITING'}` message to the service worker that's
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* currently in the `waiting` state associated with the current registration.
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*
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* If there is no current registration or no service worker is `waiting`,
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* calling this will have no effect.
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*/
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messageSkipWaiting(): void;
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/**
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* Checks for a service worker already controlling the page and returns
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* it if its script URL matches.
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*
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* @private
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* @return {ServiceWorker|undefined}
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*/
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private _getControllingSWIfCompatible;
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/**
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* Registers a service worker for this instances script URL and register
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* options and tracks the time registration was complete.
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*
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* @private
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*/
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private _registerScript;
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/**
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* @private
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*/
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private readonly _onUpdateFound;
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/**
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* @private
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* @param {Event} originalEvent
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*/
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private readonly _onStateChange;
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/**
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* @private
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* @param {Event} originalEvent
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*/
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private readonly _onControllerChange;
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/**
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* @private
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* @param {Event} originalEvent
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*/
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private readonly _onMessage;
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}
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export { Workbox };
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/**
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* The `message` event is dispatched any time a `postMessage` is received.
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*
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* @event workbox-window.Workbox#message
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* @type {WorkboxEvent}
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* @property {*} data The `data` property from the original `message` event.
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* @property {Event} originalEvent The original [`message`]{@link https://developer.mozilla.org/en-US/docs/Web/API/MessageEvent}
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* event.
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* @property {string} type `message`.
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* @property {MessagePort[]} ports The `ports` value from `originalEvent`.
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* @property {Workbox} target The `Workbox` instance.
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*/
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/**
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* The `installed` event is dispatched if the state of a
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* {@link workbox-window.Workbox} instance's
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* {@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw|registered service worker}
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* changes to `installed`.
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*
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* Then can happen either the very first time a service worker is installed,
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* or after an update to the current service worker is found. In the case
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* of an update being found, the event's `isUpdate` property will be `true`.
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*
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* @event workbox-window.Workbox#installed
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* @type {WorkboxEvent}
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* @property {ServiceWorker} sw The service worker instance.
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* @property {Event} originalEvent The original [`statechange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/onstatechange}
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* event.
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* @property {boolean|undefined} isUpdate True if a service worker was already
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* controlling when this `Workbox` instance called `register()`.
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* @property {boolean|undefined} isExternal True if this event is associated
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* with an [external service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-window#when_an_unexpected_version_of_the_service_worker_is_found}.
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* @property {string} type `installed`.
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* @property {Workbox} target The `Workbox` instance.
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*/
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/**
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* The `waiting` event is dispatched if the state of a
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* {@link workbox-window.Workbox} instance's
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* [registered service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw}
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* changes to `installed` and then doesn't immediately change to `activating`.
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* It may also be dispatched if a service worker with the same
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* [`scriptURL`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/scriptURL}
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* was already waiting when the {@link workbox-window.Workbox#register}
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* method was called.
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*
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* @event workbox-window.Workbox#waiting
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* @type {WorkboxEvent}
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* @property {ServiceWorker} sw The service worker instance.
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* @property {Event|undefined} originalEvent The original
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* [`statechange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/onstatechange}
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* event, or `undefined` in the case where the service worker was waiting
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* to before `.register()` was called.
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* @property {boolean|undefined} isUpdate True if a service worker was already
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* controlling when this `Workbox` instance called `register()`.
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* @property {boolean|undefined} isExternal True if this event is associated
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* with an [external service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-window#when_an_unexpected_version_of_the_service_worker_is_found}.
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* @property {boolean|undefined} wasWaitingBeforeRegister True if a service worker with
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* a matching `scriptURL` was already waiting when this `Workbox`
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* instance called `register()`.
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* @property {string} type `waiting`.
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* @property {Workbox} target The `Workbox` instance.
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*/
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/**
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* The `controlling` event is dispatched if a
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* [`controllerchange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/oncontrollerchange}
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* fires on the service worker [container]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer}
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* and the [`scriptURL`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/scriptURL}
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* of the new [controller]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/controller}
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* matches the `scriptURL` of the `Workbox` instance's
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* [registered service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw}.
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*
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* @event workbox-window.Workbox#controlling
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* @type {WorkboxEvent}
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* @property {ServiceWorker} sw The service worker instance.
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* @property {Event} originalEvent The original [`controllerchange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerContainer/oncontrollerchange}
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* event.
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* @property {boolean|undefined} isUpdate True if a service worker was already
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* controlling when this service worker was registered.
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* @property {boolean|undefined} isExternal True if this event is associated
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* with an [external service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-window#when_an_unexpected_version_of_the_service_worker_is_found}.
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* @property {string} type `controlling`.
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* @property {Workbox} target The `Workbox` instance.
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*/
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/**
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* The `activated` event is dispatched if the state of a
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* {@link workbox-window.Workbox} instance's
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* {@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw|registered service worker}
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* changes to `activated`.
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*
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* @event workbox-window.Workbox#activated
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* @type {WorkboxEvent}
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* @property {ServiceWorker} sw The service worker instance.
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* @property {Event} originalEvent The original [`statechange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/onstatechange}
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* event.
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* @property {boolean|undefined} isUpdate True if a service worker was already
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* controlling when this `Workbox` instance called `register()`.
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* @property {boolean|undefined} isExternal True if this event is associated
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* with an [external service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-window#when_an_unexpected_version_of_the_service_worker_is_found}.
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* @property {string} type `activated`.
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* @property {Workbox} target The `Workbox` instance.
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*/
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/**
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* The `redundant` event is dispatched if the state of a
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* {@link workbox-window.Workbox} instance's
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* [registered service worker]{@link https://developers.google.com/web/tools/workbox/modules/workbox-precaching#def-registered-sw}
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* changes to `redundant`.
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*
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* @event workbox-window.Workbox#redundant
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* @type {WorkboxEvent}
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* @property {ServiceWorker} sw The service worker instance.
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* @property {Event} originalEvent The original [`statechange`]{@link https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorker/onstatechange}
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* event.
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* @property {boolean|undefined} isUpdate True if a service worker was already
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* controlling when this `Workbox` instance called `register()`.
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* @property {string} type `redundant`.
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* @property {Workbox} target The `Workbox` instance.
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*/
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