2023-10-03 11:14:36 +08:00
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import '../_version.js';
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/**
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* Returns the timestamp model.
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*
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* @private
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*/
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declare class CacheTimestampsModel {
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private readonly _cacheName;
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private _db;
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/**
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*
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* @param {string} cacheName
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*
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* @private
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*/
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constructor(cacheName: string);
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/**
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* Performs an upgrade of indexedDB.
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*
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* @param {IDBPDatabase<CacheDbSchema>} db
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*
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* @private
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*/
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private _upgradeDb;
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/**
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* Performs an upgrade of indexedDB and deletes deprecated DBs.
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*
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* @param {IDBPDatabase<CacheDbSchema>} db
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*
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* @private
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*/
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private _upgradeDbAndDeleteOldDbs;
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/**
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* @param {string} url
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* @param {number} timestamp
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*
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* @private
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*/
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setTimestamp(url: string, timestamp: number): Promise<void>;
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/**
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* Returns the timestamp stored for a given URL.
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*
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* @param {string} url
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* @return {number | undefined}
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*
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* @private
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*/
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getTimestamp(url: string): Promise<number | undefined>;
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/**
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* Iterates through all the entries in the object store (from newest to
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* oldest) and removes entries once either `maxCount` is reached or the
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* entry's timestamp is less than `minTimestamp`.
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*
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* @param {number} minTimestamp
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* @param {number} maxCount
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* @return {Array<string>}
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*
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* @private
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*/
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expireEntries(minTimestamp: number, maxCount?: number): Promise<string[]>;
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/**
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* Takes a URL and returns an ID that will be unique in the object store.
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*
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* @param {string} url
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* @return {string}
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*
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* @private
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*/
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private _getId;
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/**
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* Returns an open connection to the database.
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*
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* @private
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*/
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private getDb;
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}
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export { CacheTimestampsModel };
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