export type StorageLike = {
getItem: (key: string) => string | null;
setItem: (key: string, value: string) => void;
removeItem: (key: string) => void;
};
const SESSION_KEY = 'mcp-nexus.adminUiAdminToken.session.v1';
const LOCAL_KEY = 'mcp-nexus.adminUiAdminToken.local.v1';
function safeGet(storage: StorageLike | null | undefined, key: string): string | null {
try {
return storage?.getItem(key) ?? null;
} catch {
return null;
}
}
function safeSet(storage: StorageLike | null | undefined, key: string, value: string): void {
try {
storage?.setItem(key, value);
} catch {
// ignore (storage may be disabled)
}
}
function safeRemove(storage: StorageLike | null | undefined, key: string): void {
try {
storage?.removeItem(key);
} catch {
// ignore (storage may be disabled)
}
}
function defaultSessionStorage(): StorageLike | null {
try {
if (typeof sessionStorage === 'undefined') return null;
return sessionStorage;
} catch {
return null;
}
}
function defaultLocalStorage(): StorageLike | null {
try {
if (typeof localStorage === 'undefined') return null;
return localStorage;
} catch {
return null;
}
}
export function loadAdminToken(opts: { session?: StorageLike | null; local?: StorageLike | null } = {}): string {
const session = opts.session ?? defaultSessionStorage();
const local = opts.local ?? defaultLocalStorage();
const sessionToken = safeGet(session, SESSION_KEY);
if (typeof sessionToken === 'string' && sessionToken.trim()) return sessionToken;
const localToken = safeGet(local, LOCAL_KEY);
if (typeof localToken === 'string' && localToken.trim()) return localToken;
return '';
}
export function persistAdminToken(
token: string,
remember: boolean,
opts: { session?: StorageLike | null; local?: StorageLike | null } = {}
): void {
const session = opts.session ?? defaultSessionStorage();
const local = opts.local ?? defaultLocalStorage();
const trimmed = token.trim();
if (!trimmed) {
safeRemove(session, SESSION_KEY);
safeRemove(local, LOCAL_KEY);
return;
}
if (remember) {
safeSet(local, LOCAL_KEY, trimmed);
safeRemove(session, SESSION_KEY);
} else {
safeSet(session, SESSION_KEY, trimmed);
safeRemove(local, LOCAL_KEY);
}
}
export function clearAdminToken(opts: { session?: StorageLike | null; local?: StorageLike | null } = {}): void {
const session = opts.session ?? defaultSessionStorage();
const local = opts.local ?? defaultLocalStorage();
safeRemove(session, SESSION_KEY);
safeRemove(local, LOCAL_KEY);
}
