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Added support for sessionStorage. #40

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Added support for sessionStorage. #40

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4 changes: 2 additions & 2 deletions package-lock.json
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23 changes: 13 additions & 10 deletions src/lib/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -25,14 +25,16 @@ const getLocalKey = (key: string, value: string | object | number | boolean | nu
};

/**
* This version of local storage supports the following data types as it is and other data types will be treated as string
* This version of storage supports the following data types as it is and other data types will be treated as string
* object, string, number and Boolean
*/
class SecureLocalStorage {
class SecureStorage {
private _storage: Storage;
private _localStorageItems: LocalStorageItem = {};

constructor() {
this._localStorageItems = getAllLocalStorageItems();

constructor(storage: Storage) {
this._storage = storage;
this._localStorageItems = getAllLocalStorageItems(this._storage);
}

/**
Expand All @@ -46,7 +48,7 @@ class SecureLocalStorage {
let parsedKey = KEY_PREFIX + key;
if (key != null) this._localStorageItems[parsedKey] = value;
const encrypt = new EncryptionService();
localStorage.setItem(parsedKeyLocal, encrypt.encrypt(parsedValue));
this._storage.setItem(parsedKeyLocal, encrypt.encrypt(parsedValue));
}

/**
Expand All @@ -68,18 +70,19 @@ class SecureLocalStorage {
let value = this._localStorageItems[parsedKey];
let parsedKeyLocal = getLocalKey(key, value);
if (this._localStorageItems[parsedKey] !== undefined) delete this._localStorageItems[parsedKey];
localStorage.removeItem(parsedKeyLocal);
this._storage.removeItem(parsedKeyLocal);
}

/**
* Function to clear secure local storage
*/
clear() {
this._localStorageItems = {};
localStorage.clear();
this._storage.clear();
}
}

const secureLocalStorage = new SecureLocalStorage();

const secureLocalStorage = new SecureStorage(localStorage);
export default secureLocalStorage;

export const secureSessionStorage = new SecureStorage(sessionStorage);
4 changes: 2 additions & 2 deletions src/lib/localStorageHelpers.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -8,11 +8,11 @@ const KEY_PREFIX = getSecurePrefix();
* Function to preload all the local storage data
* @returns
*/
const getAllLocalStorageItems = () => {
const getAllLocalStorageItems = (storage: Storage) => {
const localStorageItems: LocalStorageItem = {};
if (typeof window !== "undefined") {
const encrypt = new EncryptionService();
for (const [key, value] of Object.entries(localStorage)) {
for (const [key, value] of Object.entries(storage)) {
if (key.startsWith(KEY_PREFIX)) {
let keyType = key.replace(KEY_PREFIX, "")[0];
let parsedKey = key.replace(/[.][bjns][.]/, ".");
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