@febkosq8/local-save/dist/index.cjs.map

Lightweight wrapper around IndexedDB for secure and structured client-side data storage.

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default class LocalSaveEncryptionKeyError extends Error {\n    constructor(message: string, options?: ErrorOptions) {\n        super(message, options);\n        this.name = 'LocalSaveEncryptionKeyError';\n    }\n}\n","export default class LocalSaveError extends Error {\n    constructor(message: string, options?: ErrorOptions) {\n        super(message, options);\n        this.name = 'LocalSaveError';\n    }\n}\n","export default class Logger {\n    constructor() {\n        throw new Error('This class cannot be instantiated.');\n    }\n    static log(message: string, ...args: unknown[]) {\n        console.log(`[LocalSave | LOG] ${message}\\n`, ...args);\n    }\n    static warn(message: string, ...args: unknown[]) {\n        console.warn(`[LocalSave | WARN] ${message}\\n`, ...args);\n    }\n    static error(message: string, ...args: unknown[]) {\n        console.error(`[LocalSave | ERROR] ${message}\\n`, ...args);\n    }\n    static info(message: string, ...args: unknown[]) {\n        console.info(`[LocalSave | INFO] ${message}\\n`, ...args);\n    }\n    static debug(message: string, ...args: unknown[]) {\n        console.debug(`[LocalSave | DEBUG] ${message}\\n`, ...args);\n    }\n}\n","/**\n * Validates the encryption key.\n * This function checks if the provided key is defined and has a length.\n *\n * @param key - The encryption key to validate.\n * @returns `true` if the key is defined.\n */\nexport function isEncryptionKeyDefined(key: string | undefined | null) {\n    return !!key && key != '' && key.length > 0;\n}\n\n/**\n * Validates the encryption key.\n *\n * This function checks if the provided key has a valid length.\n * The valid lengths for the encryption key are 16, 24, or 32 characters.\n *\n * @param key - The encryption key to validate.\n * @returns `true` if the key length is valid, otherwise `false`.\n */\nexport function isValidEncryptionKey(key: string) {\n    return key.length > 0 && [16, 24, 32].includes(key.length);\n}\n\n/**\n * Converts an ArrayBuffer to a Base64 encoded string.\n *\n * @internal\n *\n * @param ArrayBuffer - The ArrayBuffer to convert.\n *\n * @returns The Base64 encoded string representation of the ArrayBuffer.\n */\nexport function arrayBufferToBase64(buffer: ArrayBuffer) {\n    let binary = '';\n    const bytes = new Uint8Array(buffer);\n    const len = bytes.byteLength;\n    for (let i = 0; i < len; i++) {\n        binary += String.fromCharCode(bytes[i]);\n    }\n    return window.btoa(binary);\n}\n\n/**\n * Converts a base64 encoded string to an ArrayBuffer.\n *\n * @internal\n *\n * @param base64 - The base64 encoded string to convert.\n *\n * @returns The resulting ArrayBuffer.\n */\nexport function base64ToArrayBuffer(base64: string) {\n    const binary_string = window.atob(base64);\n    const len = binary_string.length;\n    const bytes = new Uint8Array(len);\n    for (let i = 0; i < len; i++) {\n        bytes[i] = binary_string.charCodeAt(i);\n    }\n    return bytes.buffer as ArrayBuffer;\n}\n","import LocalSaveEncryptionKeyError from 'src/utils/errors/LocalSaveEncryptionKeyError';\r\nimport LocalSaveError from 'src/utils/errors/LocalSaveError';\r\nimport Logger from 'src/utils/logger';\r\nimport {\r\n    arrayBufferToBase64,\r\n    base64ToArrayBuffer,\r\n    isEncryptionKeyDefined,\r\n    isValidEncryptionKey,\r\n} from 'src/utils/utils';\r\n\r\nclass LocalSave {\r\n    dbName: DBName = 'LocalSave';\r\n    encryptionKey?: EncryptionKey;\r\n    categories: Category[] = ['userData'];\r\n    expiryThreshold: number = 30;\r\n    clearOnDecryptError: boolean = true;\r\n    printLogs: boolean = false;\r\n    constructor(config?: Config) {\r\n        this.dbName = config?.dbName ?? this.dbName;\r\n        this.encryptionKey = config?.encryptionKey;\r\n        this.categories = config?.categories ?? this.categories;\r\n        this.expiryThreshold = config?.expiryThreshold ?? this.expiryThreshold;\r\n        this.clearOnDecryptError = config?.clearOnDecryptError ?? this.clearOnDecryptError;\r\n        this.printLogs = config?.printLogs ?? this.printLogs;\r\n\r\n        if (!!config?.encryptionKey && !isValidEncryptionKey(config?.encryptionKey)) {\r\n            Logger.warn(`Encryption key should be of length 16, 24, or 32 characters`, {\r\n                keyLength: config.encryptionKey.length,\r\n            });\r\n        }\r\n    }\r\n\r\n    /**\r\n     * Opens a connection to the IndexedDB database.\r\n     * It handles the database versioning and ensures that the required object stores are created if they do not exist.\r\n     *\r\n     * @internal\r\n     *\r\n     * @param version - The version of the database to open. Optional.\r\n     *\r\n     * @returns A promise that resolves to the opened 'IDBDatabase' instance.\r\n     */\r\n    private openDB(version?: number) {\r\n        return new Promise<IDBDatabase>((resolve, reject) => {\r\n            const openRequest = indexedDB.open(this.dbName, version);\r\n            openRequest.onupgradeneeded = () => {\r\n                const db = openRequest.result;\r\n                if (this.printLogs) {\r\n                    Logger.debug(`Database upgrade triggered`, {\r\n                        dbName: this.dbName,\r\n                        version: db.version,\r\n                    });\r\n                }\r\n                for (const category of this.categories) {\r\n                    if (!db.objectStoreNames.contains(category)) {\r\n                        if (this.printLogs) {\r\n                            Logger.debug(`Creating object store`, {\r\n                                category,\r\n                            });\r\n                        }\r\n                        db.createObjectStore(category);\r\n                    }\r\n                }\r\n            };\r\n            openRequest.onsuccess = () => {\r\n                if (this.printLogs) {\r\n                    Logger.debug(`Database opened successfully`, {\r\n                        dbName: this.dbName,\r\n                        version: openRequest.result.version,\r\n                    });\r\n                }\r\n                return resolve(openRequest.result);\r\n            };\r\n            openRequest.onerror = () => {\r\n                if (this.printLogs) {\r\n                    Logger.error(`LocalSaveError opening database [dbName:${this.dbName}]`, openRequest.error);\r\n                }\r\n                return reject(new LocalSaveError(openRequest.error?.message ?? 'Error opening database'));\r\n            };\r\n        });\r\n    }\r\n\r\n    /**\r\n     * Retrieves an object store from the IndexedDB database.\r\n     * It handles the transaction mode and ensures that the requested object store is returned.\r\n     *\r\n     * If the object store does not exist in the database and the category is valid, it will create a new version of the database with the object store.\r\n     *\r\n     * @internal\r\n     *\r\n     * @param category - The name of the object store to retrieve.\r\n     * @param mode - The mode for the transaction (default is \"readonly\").\r\n     *\r\n     * @returns A promise that resolves to the requested object store.\r\n     *\r\n     * @throws {LocalSaveError} Will throw an error if the object store does not exist in the database and the category is invalid\r\n     */\r\n    private async getStore(category: Category, mode: IDBTransactionMode = 'readonly') {\r\n        let db = await this.openDB();\r\n        if (!db.objectStoreNames.contains(category) && this.categories.includes(category)) {\r\n            if (this.printLogs) {\r\n                Logger.debug(\r\n                    `Requested object store not found in current database version.\\nTriggering database upgrade to create object store.`,\r\n                    {\r\n                        category,\r\n                        dbName: this.dbName,\r\n                        version: db.version,\r\n                    },\r\n                );\r\n            }\r\n            const currVersion = db.version;\r\n            db.close();\r\n            db = await this.openDB(currVersion + 1);\r\n        } else if (!db.objectStoreNames.contains(category)) {\r\n            throw new LocalSaveError(\r\n                `Requested object store not found in current database version [category:${category} / dbName:${this.dbName} / version:${db.version}].`,\r\n            );\r\n        }\r\n        const transaction = db.transaction(category, mode);\r\n        const store = transaction.objectStore(category);\r\n        if (this.printLogs) {\r\n            Logger.debug(`Object store retrieved from database`, {\r\n                category,\r\n                mode,\r\n                dbName: this.dbName,\r\n                version: db.version,\r\n            });\r\n        }\r\n        return store;\r\n    }\r\n\r\n    /**\r\n     * Retrieves the encryption key as a CryptoKey object.\r\n     *\r\n     * @internal\r\n     * @returns A promise that resolves to a CryptoKey object.\r\n     *\r\n     * @throws {LocalSaveEncryptionKeyError} If the encryption key is not configured.\r\n     * @throws {LocalSaveEncryptionKeyError} If the encryption key length is not 16, 24, or 32 characters.\r\n     */\r\n    private async getEncryptKey() {\r\n        if (!isEncryptionKeyDefined(this.encryptionKey)) {\r\n            throw new LocalSaveEncryptionKeyError(`Encryption key is not configured`);\r\n        }\r\n        if (!!this.encryptionKey && !isValidEncryptionKey(this.encryptionKey)) {\r\n            throw new LocalSaveEncryptionKeyError('Encryption key should be of length 16, 24, or 32 characters');\r\n        }\r\n        const encoder = new TextEncoder();\r\n        const keyBytes = encoder.encode(this.encryptionKey);\r\n        const key = await crypto.subtle.importKey('raw', keyBytes, { name: 'AES-GCM' }, false, ['encrypt', 'decrypt']);\r\n        if (this.printLogs) {\r\n            Logger.debug(`Encryption key retrieved successfully`, {\r\n                keyLength: this.encryptionKey?.length,\r\n                keyBytesLength: keyBytes.length,\r\n            });\r\n        }\r\n        return key;\r\n    }\r\n\r\n    /**\r\n     * Encrypts the provided data using AES-GCM encryption with the help of SubtleCrypto API.\r\n     * Refer to https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/encrypt for more technical details.\r\n     *\r\n     * Generates a random 12-byte IV for each encryption.\r\n     * Base64 encodes the IV and the encrypted data and returns the result as a string.\r\n     *\r\n     * If no encryption key is configured, it returns the data as is.\r\n     *\r\n     * @internal\r\n     *\r\n     * @param data The data to be encrypted. Should be an instance of DBItem.\r\n     *\r\n     * @returns A promise that resolves to the encrypted data as a base64 encoded string.\r\n     *\r\n     * @throws {LocalSaveEncryptionKeyError} If the encryption key is not configured.\r\n     * @throws {LocalSaveError} If the encryption process fails.\r\n     */\r\n    private async encryptData(data: DBItem) {\r\n        try {\r\n            if (!isEncryptionKeyDefined(this.encryptionKey)) {\r\n                throw new LocalSaveEncryptionKeyError(`Encryption key is not configured`);\r\n            }\r\n            const iv = window.crypto.getRandomValues(new Uint8Array(12));\r\n            const generatedKey = await this.getEncryptKey();\r\n            const dataBuffer = new TextEncoder().encode(JSON.stringify(data));\r\n            const encryptedData = await window.crypto.subtle.encrypt(\r\n                {\r\n                    name: 'AES-GCM',\r\n                    iv: iv,\r\n                },\r\n                generatedKey,\r\n                dataBuffer,\r\n            );\r\n            const ivUint8 = new Uint8Array(iv);\r\n            const encryptedDataUint8 = new Uint8Array(encryptedData);\r\n            const concatenatedArray = new Uint8Array(ivUint8.byteLength + encryptedDataUint8.byteLength);\r\n            concatenatedArray.set(ivUint8, 0);\r\n            concatenatedArray.set(encryptedDataUint8, ivUint8.byteLength);\r\n            const base64Data = arrayBufferToBase64(concatenatedArray.buffer);\r\n            if (this.printLogs) {\r\n                Logger.debug(`Data encrypted successfully`, {\r\n                    base64DataLength: base64Data.length,\r\n                });\r\n            }\r\n            return base64Data;\r\n        } catch (error) {\r\n            if (this.printLogs) {\r\n                Logger.error(`Data encryption failed`, error);\r\n            }\r\n            throw error;\r\n        }\r\n    }\r\n\r\n    /**\r\n     * Decrypts the provided data using the configured encryption key.\r\n     * If no encryption key is configured, it returns the data as is.\r\n     *\r\n     * @param encryptedBase64Data The data to decrypt, as a string.\r\n     *\r\n     * @returns The decrypted data as an object.\r\n     *\r\n     * @throws {LocalSaveEncryptionKeyError} If the encryption key is not configured.\r\n     * @throws {LocalSaveError} If the decryption process fails.\r\n     */\r\n    async decryptData(encryptedBase64Data: string) {\r\n        try {\r\n            if (!isEncryptionKeyDefined(this.encryptionKey)) {\r\n                throw new LocalSaveEncryptionKeyError(`Encryption key is not configured`);\r\n            }\r\n            const arrayBuffer = base64ToArrayBuffer(encryptedBase64Data);\r\n            const iv = new Uint8Array(arrayBuffer, 0, 12);\r\n            const generatedKey = await this.getEncryptKey();\r\n            const encryptedData = new Uint8Array(arrayBuffer, 12);\r\n            const decryptedBufferData = await window.crypto.subtle.decrypt(\r\n                {\r\n                    name: 'AES-GCM',\r\n                    iv,\r\n                },\r\n                generatedKey,\r\n                encryptedData,\r\n            );\r\n            const decryptedData = JSON.parse(new TextDecoder().decode(decryptedBufferData)) as DBItem;\r\n            if (this.printLogs) {\r\n                Logger.debug(`Data decrypted successfully`, {\r\n                    timestamp: decryptedData.timestamp,\r\n                });\r\n            }\r\n            return decryptedData;\r\n        } catch (error) {\r\n            if (this.printLogs) {\r\n                Logger.error(`Data decryption failed`, error);\r\n            }\r\n            throw new LocalSaveError(`Data decryption failed`);\r\n        }\r\n    }\r\n\r\n    /**\r\n     * Stores data in the specified category with the given item key.\r\n     * If encryption key is configured, the data is encrypted first before being stored.\r\n     *\r\n     * @param category The category under which the data should be stored.\r\n     * @param itemKey The key to identify the stored data.\r\n     * @param data The data to be stored.\r\n     *\r\n     * @returns A promise that resolves to `true` if the operation was successful.\r\n     *\r\n     * @throws {LocalSaveError} Will reject the promise if an error occurs during the saving process.\r\n     */\r\n    async set(category: Category, itemKey: string, data: unknown) {\r\n        if (this.printLogs) {\r\n            Logger.debug(`set() called to store data with following props`, {\r\n                category,\r\n                itemKey,\r\n            });\r\n        }\r\n        let payload: DBItem | DBItemEncryptedBase64 = {\r\n            timestamp: Date.now(),\r\n            data,\r\n        };\r\n        try {\r\n            if (this.encryptionKey) {\r\n                payload = await this.encryptData(payload);\r\n            }\r\n            const store = await this.getStore(category, 'readwrite');\r\n            return new Promise<true>((resolve, reject) => {\r\n                const putRequest = store.put(payload, itemKey);\r\n                putRequest.onsuccess = () => {\r\n                    if (this.printLogs) {\r\n                        Logger.debug(`Data stored successfully`, {\r\n                            category,\r\n                            itemKey,\r\n                        });\r\n                    }\r\n                    resolve(true);\r\n                };\r\n                putRequest.onerror = () => {\r\n                    if (this.printLogs) {\r\n                        Logger.error(\r\n                            `LocalSaveError storing data [category:${category} / key:${itemKey}]`,\r\n                            putRequest.error,\r\n                        );\r\n                    }\r\n                    reject(new LocalSaveError(putRequest.error?.message ?? 'Error storing data'));\r\n                };\r\n            });\r\n        } catch (error) {\r\n            if (this.printLogs) {\r\n                Logger.error(`Data storing failed`, error);\r\n            }\r\n            throw error;\r\n        }\r\n    }\r\n\r\n    /**\r\n     * Retrieves an item from the specified category in the IndexedDB.\r\n     * If the item is not found, the promise resolves to 'null'.\r\n     * If an encryption key is configured, the data is decrypted before being returned.\r\n     *\r\n     * @param category The category from which to retrieve the item.\r\n     * @param itemKey The key of the item to retrieve.\r\n     *\r\n     * @returns A promise that resolves to the retrieved item or null if not found.\r\n     *\r\n     * @throws {LocalSaveError} Will reject the promise if an error occurs while decrypting the data. Depending on the 'clearOnDecryptError' configuration, all data for the category can be cleared.\r\n     * @throws {LocalSaveError} Will reject the promise if an error occurs during the retrieval process.\r\n     */\r\n    async get(category: Category, itemKey: string) {\r\n        if (this.printLogs) {\r\n            Logger.debug(`get() called to retrieve data with following props`, {\r\n                category,\r\n                itemKey,\r\n            });\r\n        }\r\n        const store = await this.getStore(category);\r\n        return new Promise<DBItem | null>((resolve, reject) => {\r\n            const getRequest = store.get(itemKey);\r\n            getRequest.onsuccess = async () => {\r\n                let result = getRequest.result as DBItemEncryptedBase64 | DBItem | null;\r\n                if (!result) {\r\n                    if (this.printLogs) {\r\n                        Logger.debug(`No data was found`, {\r\n                            category,\r\n                            itemKey,\r\n                        });\r\n                    }\r\n                    return resolve(null);\r\n                }\r\n                if (typeof result === 'string') {\r\n                    try {\r\n                        result = await this.decryptData(result);\r\n                    } catch (error) {\r\n                        if (this.printLogs) {\r\n                            Logger.error(`Failed to get data`, error);\r\n                        }\r\n                        if (this.clearOnDecryptError) {\r\n                            if (this.printLogs) {\r\n                                Logger.error(`Triggering clear for all data for category since decryption failed`);\r\n                            }\r\n                            void this.clear(category);\r\n                        }\r\n                        return reject(\r\n                            new LocalSaveError(error instanceof Error ? error.message : 'Failed to decrypt data'),\r\n                        );\r\n                    }\r\n                }\r\n                if (this.printLogs) {\r\n                    Logger.debug(`Data retrieved successfully`, {\r\n                        category,\r\n                        itemKey,\r\n                        timestamp: result.timestamp,\r\n                    });\r\n                }\r\n                return resolve(result);\r\n            };\r\n            getRequest.onerror = () => {\r\n                return reject(new LocalSaveError(getRequest.error?.message ?? 'Error getting data'));\r\n            };\r\n        });\r\n    }\r\n\r\n    /**\r\n     * Removes an entry from the specified category and the specific itemKey in the IndexedDB store.\r\n     *\r\n     * @param category The category from which the item should be removed.\r\n     * @param itemKey The key of the item to be removed.\r\n     *\r\n     * @returns A promise that resolves to `true` if the operation was successful.\r\n     *\r\n     * @throws {LocalSaveError} Will reject the promise if an error occurs during the removal process.\r\n     */\r\n    async remove(category: Category, itemKey: string) {\r\n        if (this.printLogs) {\r\n            Logger.debug(`remove() called to remove data with following props`, {\r\n                category,\r\n                itemKey,\r\n            });\r\n        }\r\n        const store = await this.getStore(category, 'readwrite');\r\n        return new Promise<true>((resolve, reject) => {\r\n            const deleteRequest = store.delete(itemKey);\r\n            deleteRequest.onsuccess = () => {\r\n                if (this.printLogs) {\r\n                    Logger.debug(`Data removed successfully`, {\r\n                        category,\r\n                        itemKey,\r\n                    });\r\n                }\r\n                return resolve(true);\r\n            };\r\n            deleteRequest.onerror = () => {\r\n                if (this.printLogs) {\r\n                    Logger.error(\r\n                        `Failed to remove data from [category:${category} / key:${itemKey}]`,\r\n                        deleteRequest.error,\r\n                    );\r\n                }\r\n                return reject(new LocalSaveError(deleteRequest.error?.message ?? 'Error removing data'));\r\n            };\r\n        });\r\n    }\r\n\r\n    /**\r\n     * Clears all entries in the specified category.\r\n     *\r\n     * @param category - The category to clear.\r\n     *\r\n     * @returns A promise that resolves to `true` if the operation was successful.\r\n     *\r\n     * @throws {LocalSaveError} Will reject the promise if an error occurs during the clearing process.\r\n     */\r\n    async clear(category: Category) {\r\n        if (this.printLogs) {\r\n            Logger.debug(`clear() called to store all data under '${category}' category`);\r\n        }\r\n        const store = await this.getStore(category, 'readwrite');\r\n        return new Promise<true>((resolve, reject) => {\r\n            const clearRequest = store.clear();\r\n            clearRequest.onsuccess = () => {\r\n                if (this.printLogs) {\r\n                    Logger.debug(`Data cleared successfully`, {\r\n                        category,\r\n                        dbName: this.dbName,\r\n                        version: store.transaction.db.version,\r\n                    });\r\n                }\r\n                return resolve(true);\r\n            };\r\n            clearRequest.onerror = () => {\r\n                if (this.printLogs) {\r\n                    Logger.error(\r\n                        `LocalSaveError clearing data [category:${category} / dbName:${this.dbName} / version:${store.transaction.db.version}]`,\r\n                        clearRequest.error,\r\n                    );\r\n                }\r\n                return reject(new LocalSaveError(clearRequest.error?.message ?? 'Error clearing data'));\r\n            };\r\n        });\r\n    }\r\n\r\n    /**\r\n     * Expires data older than the specified number of days.\r\n     *\r\n     * This method iterates through all categories and removes items that have a timestamp\r\n     * older than the specified number of days from the current date.\r\n     *\r\n     * @param {number} [days=this.expiryThreshold] The number of days to use as the threshold for expiring data.\r\n     * Defaults to expiryThreshold from config if not provided.\r\n     *\r\n     * @returns A promise that resolves to `true` if the operation was successful.\r\n     *\r\n     * @throws {LocalSaveError} - Throws an error if there is an issue accessing the store or removing items.\r\n     */\r\n    async expire(days: number = this.expiryThreshold): Promise<true> {\r\n        if (this.printLogs) {\r\n            Logger.debug(`expire() called to expire data older than ${days} days`);\r\n        }\r\n        const checkDate = Date.now() - days * 86400000;\r\n        for (const category of this.categories) {\r\n            const store = await this.getStore(category);\r\n            try {\r\n                const keys = await new Promise<IDBValidKey[]>((resolve, reject) => {\r\n                    const keysRequest = store.getAllKeys();\r\n                    keysRequest.onsuccess = () => {\r\n                        if (this.printLogs) {\r\n                            Logger.debug(`Keys retrieved successfully for expiring data`, {\r\n                                category,\r\n                                keys: keysRequest.result,\r\n                            });\r\n                        }\r\n                        resolve(keysRequest.result);\r\n                    };\r\n                    keysRequest.onerror = () => {\r\n                        if (this.printLogs) {\r\n                            Logger.error(\r\n                                `LocalSaveError getting keys for expiring data [category:${category}]`,\r\n                                keysRequest.error,\r\n                            );\r\n                        }\r\n                        reject(new LocalSaveError(keysRequest.error?.message ?? 'Error getting keys'));\r\n                    };\r\n                });\r\n                for (const key of keys) {\r\n                    if (typeof key !== 'string') continue;\r\n                    const item = await this.get(category, key);\r\n                    if (item && item.timestamp < checkDate) {\r\n                        if (this.printLogs) {\r\n                            Logger.debug(`Removing expired data`, {\r\n                                category,\r\n                                key,\r\n                                timestamp: item.timestamp,\r\n                            });\r\n                        }\r\n                        await this.remove(category, key);\r\n                    }\r\n                }\r\n            } catch (error) {\r\n                if (this.printLogs) {\r\n                    Logger.error(`Expiring data older than '${days}' days failed`, error);\r\n                }\r\n                throw error;\r\n            }\r\n        }\r\n        return true;\r\n    }\r\n\r\n    /**\r\n     * Asynchronously destroys the database by deleting it from IndexedDB.\r\n     *\r\n     * @returns A promise that resolves to `true` if the operation was successful.\r\n     *\r\n     * @throws {LocalSaveError} Will reject the promise if an error occurs during the deletion process.\r\n     */\r\n    async destroy() {\r\n        if (this.printLogs) {\r\n            Logger.debug(`destroy() called to wipe all data under all categories`);\r\n        }\r\n        return new Promise<true>((resolve, reject) => {\r\n            const deleteRequest = indexedDB.deleteDatabase(this.dbName);\r\n            deleteRequest.onsuccess = () => {\r\n                if (this.printLogs) {\r\n                    Logger.debug(`Database deleted successfully`, {\r\n                        dbName: this.dbName,\r\n                        version: deleteRequest.result,\r\n                    });\r\n                }\r\n                resolve(true);\r\n            };\r\n            deleteRequest.onerror = () => {\r\n                if (this.printLogs) {\r\n                    Logger.error(`Error deleting database [dbName:${this.dbName}]`);\r\n                }\r\n                reject(new LocalSaveError(deleteRequest.error?.message ?? 'Error deleting database'));\r\n            };\r\n        });\r\n    }\r\n}\r\nexport type DBName = string;\r\nexport type EncryptionKey = string;\r\nexport type Category = string;\r\nexport interface DBItem {\r\n    timestamp: number;\r\n    data: unknown;\r\n}\r\nexport type DBItemEncryptedBase64 = string;\r\n\r\nexport interface Config {\r\n    /**\r\n     * The name of the database to use for local save\r\n     *\r\n     * @default \"LocalSave\"\r\n     */\r\n    dbName?: DBName;\r\n    /**\r\n     * The key to use for encrypting and decrypting data\r\n     * Not providing this will store data in plain text\r\n     * Should be a string without spaces of length 16, 24, or 32 characters\r\n     *\r\n     * @default undefined\r\n     */\r\n    encryptionKey?: EncryptionKey;\r\n    /**\r\n     * The categories to use for storing data\r\n     * You can use these to separate different types of data\r\n     * No spaces are allowed in the key\r\n     *\r\n     * @default [\"userData\"]\r\n     */\r\n    categories?: Category[];\r\n    /**\r\n     * The number of days to use as the threshold for expiring data\r\n     *\r\n     * @default '30' days\r\n     */\r\n    expiryThreshold?: number;\r\n    /**\r\n     * Whether to clear all data for a category if an error occurs while decrypting data\r\n     * Most likely reason of error is due to an incorrect encryption key\r\n     *\r\n     * @default true\r\n     */\r\n    clearOnDecryptError?: boolean;\r\n    /**\r\n     * Whether to print logs\r\n     * Includes debug and errors logs\r\n     *\r\n     * @default false\r\n     */\r\n    printLogs?: boolean;\r\n}\r\nexport default LocalSave;\r\n"]}