export interface WorkspaceLike {
    workspaceId?: string;
    title?: string;
    path?: string;
    createdAt?: string;
    sessionIds?: string[];
}
export interface SessionListState {
    ids?: string[];
    byId?: Record<string, unknown>;
    current?: string | null;
    [key: string]: unknown;
}
export interface WsListState {
    items?: WorkspaceLike[];
    archivedSessionIds?: string[];
    [key: string]: unknown;
}
/** 开关状态（组件常驻：开关只切显示/过滤，不重新挂组件，保证即时）。 */
export declare function useWsTabsEnabled(): boolean;
export declare function filterSessions(state: SessionListState, allowed: string[]): SessionListState;
export declare function filterWorkspaces(state: WsListState, workspaceIds: string[]): WsListState;
/** 官方“未分组”会话（不属于任何官方工作区 sessionIds 的会话）。 */
export declare function unownedSessionIds(list: SessionListState, items: WorkspaceLike[]): string[];