import type { SessionOwnerInfo } from "./types.js";
export type SessionOwnerKind = "user" | "system" | "unowned";
/**
 * Synthetic principal used by the native TUI / non-authenticated local
 * deployments so user-scoped surfaces (Admin Console, profile settings,
 * per-user GitHub Copilot key) have a stable identity to attach to.
 *
 * Portal / authenticated deployments derive the real principal from the
 * portal auth provider — never use this constant in those code paths.
 */
export declare const LOCAL_DEFAULT_USER_PRINCIPAL: Readonly<SessionOwnerInfo>;
export interface SessionOwnerFilterOptions {
    includeSystem?: boolean;
    ownerQuery?: string | null;
    ownerKind?: string | null;
}
type SessionOwnerLike = {
    isSystem?: boolean | null;
    owner?: SessionOwnerInfo | null;
};
type OwnerBucketLike = {
    ownerKind?: string | null;
    owner?: SessionOwnerInfo | null;
};
export declare function normalizeSessionOwnerKind(value: string | null | undefined): SessionOwnerKind | null;
export declare function getSessionOwnerKind(session: SessionOwnerLike | null | undefined): SessionOwnerKind;
export declare function getOwnerBucketKind(bucket: OwnerBucketLike | null | undefined): SessionOwnerKind;
export declare function formatOwnerLabel(owner: SessionOwnerInfo | null | undefined): string;
export declare function matchesSessionOwnerFilters(session: SessionOwnerLike | null | undefined, filters?: SessionOwnerFilterOptions): boolean;
export declare function matchesOwnerBucketFilters(bucket: OwnerBucketLike | null | undefined, filters?: Pick<SessionOwnerFilterOptions, "ownerQuery" | "ownerKind">): boolean;
export declare function formatSessionOwnerLabel(session: SessionOwnerLike | null | undefined): string;
export declare function formatOwnerBucketLabel(bucket: OwnerBucketLike | null | undefined): string;
export {};
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