/**
 * Natural Language Curation Service Interface.
 *
 * Defines the contract for translating natural language memory
 * management commands into structured operations. Supports intent
 * classification (query, mark, expire, summarize, consolidate)
 * with plan-then-execute workflow for destructive actions.
 *
 * Part of Phase 6E: Natural Language Curation.
 */
import type { ILlmUsage } from './ILlmService';
/**
 * Recognized curation intents.
 */
export type NlCurationIntent = 'query' | 'mark' | 'expire' | 'summarize' | 'consolidate';
/**
 * All valid NL curation intents.
 */
export declare const NL_CURATION_INTENT_VALUES: readonly NlCurationIntent[];
/**
 * Check if a string is a valid NlCurationIntent.
 */
export declare function isValidNlCurationIntent(value: string): value is NlCurationIntent;
/**
 * A single operation within a curation plan.
 */
export interface INlOperation {
    readonly type: 'search' | 'mark' | 'expire' | 'summarize' | 'consolidate';
    readonly params: Readonly<Record<string, unknown>>;
    readonly description: string;
}
/**
 * A plan generated from natural language input.
 * Presented to the user before execution.
 */
export interface INlCurationPlan {
    readonly intent: NlCurationIntent;
    readonly description: string;
    readonly isDestructive: boolean;
    readonly operations: readonly INlOperation[];
    readonly usage: ILlmUsage;
}
/**
 * Result of executing a curation plan.
 */
export interface INlCurationResult {
    readonly plan: INlCurationPlan;
    readonly executed: boolean;
    readonly output: string;
    readonly usage: ILlmUsage;
}
/**
 * Natural language curation service.
 * Translates natural language into structured memory operations.
 *
 * Note: Group IDs are no longer used - the git repo provides scoping via git-mem.
 */
export interface INlCurationService {
    /**
     * Plan operations from natural language input.
     * Does NOT execute — returns a plan for user review.
     *
     * @param input - Natural language command
     * @throws LlmDisabledError if LLM is disabled
     * @throws LlmFeatureDisabledError if curation feature is disabled
     */
    plan(input: string): Promise<INlCurationPlan>;
    /**
     * Execute a previously generated plan.
     *
     * @param plan - The plan to execute
     */
    execute(plan: INlCurationPlan): Promise<INlCurationResult>;
}
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