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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 | 38x 38x 721x 721x 1x 1x 38x 2x 2x 1x 38x 2x 2x 1x | // src/services/tokenStorage.ts
/**
* A centralized module for handling authentication token storage.
* This abstraction layer makes it easy to change the storage mechanism
* (e.g., from localStorage to sessionStorage or an in-memory store for testing)
* without altering the application's authentication logic.
*/
const TOKEN_KEY = 'authToken';
/**
* Retrieves the authentication token from storage.
* @returns The token string, or null if not found or if storage is unavailable.
*/
export const getToken = (): string | null => {
try {
return window.localStorage.getItem(TOKEN_KEY);
} catch (error) {
console.error('SecurityError: Failed to access localStorage to get token.', error);
return null;
}
};
/**
* Stores the authentication token.
* @param token The token string to store.
*/
export const setToken = (token: string): void => {
try {
window.localStorage.setItem(TOKEN_KEY, token);
} catch (error) {
console.error('SecurityError: Failed to access localStorage to set token.', error);
}
};
/**
* Removes the authentication token from storage.
*/
export const removeToken = (): void => {
try {
window.localStorage.removeItem(TOKEN_KEY);
} catch (error) {
console.error('SecurityError: Failed to access localStorage to remove token.', error);
}
}; |