import type { Entry, MemoryProfile } from './EntrySchema.js';
import type { Clock } from '../shared/Clock.js';
/** Categories whose entries are permanently protected from auto-pruning. */
export declare const PROTECTED_CATEGORIES: Set<string>;
/** Maximum number of unprotected active entries before compact prunes oldest. */
export declare const MAX_UNPROTECTED_ENTRIES = 500;
export declare class ProfileManager {
    private mutex;
    private clock;
    private profilePath;
    private deviceId;
    private cachedProfile;
    constructor(profilePath: string, clock: Clock, deviceId?: string);
    /** Force read from disk (internal). */
    private loadFromDisk;
    load(): Promise<MemoryProfile>;
    save(entries: Entry[]): Promise<void>;
    getAll(): Promise<Entry[]>;
    getById(id: string): Promise<Entry | null>;
    upsert(partial: Partial<Entry> & {
        id?: string;
        category: string;
        content: string;
        source: string;
    }): Promise<Entry>;
    /** Batch upsert — single read + N mutations + single write. */
    upsertBatch(items: Array<Partial<Entry> & {
        id?: string;
        category: string;
        content: string;
        source: string;
    }>): Promise<Entry[]>;
    softDelete(id: string): Promise<boolean>;
    /** Invalidate in-memory cache (call after external file changes, e.g. git pull). */
    invalidateCache(): void;
    /**
     * Compact: remove tombstones + prune excess unprotected entries.
     * Protected categories (preference/identity/skill/habit) are NEVER auto-removed.
     * Unprotected entries beyond MAX_UNPROTECTED_ENTRIES are pruned: oldest + lowest confidence first.
     */
    compact(): Promise<{
        removed: number;
        remaining: number;
    }>;
    private pruneExpiredTombstones;
    /**
     * Prune unprotected active entries beyond MAX_UNPROTECTED_ENTRIES.
     * Sort by (updated ASC, confidence ASC) — oldest + lowest confidence removed first.
     * Protected category entries and tombstones are never touched.
     */
    private pruneExcessUnprotected;
    getProfilePath(): string;
    getDeviceId(): string;
}