/**
 * Episode CRUD operations for the memory system.
 *
 * Extracted from memory.ts — episodic memory layer.
 */
import type { Database } from "./schema.js";
export interface Episode {
    episodeId: string;
    sessionId: string;
    threadId: number;
    timestamp: string;
    type: "operator_message" | "agent_action" | "system_event" | "operator_reaction";
    modality: "text" | "voice" | "photo" | "video_note" | "document" | "mixed" | "reaction";
    content: Record<string, unknown>;
    topicTags: string[];
    importance: number;
    consolidated: boolean;
    accessedCount: number;
    lastAccessed: string | null;
    createdAt: string;
}
export declare function rowToEpisode(row: Record<string, unknown>): Episode;
export declare function saveEpisode(db: Database, episode: {
    sessionId: string;
    threadId: number;
    type: "operator_message" | "agent_action" | "system_event" | "operator_reaction";
    modality: "text" | "voice" | "photo" | "video_note" | "document" | "mixed" | "reaction";
    content: Record<string, unknown>;
    topicTags?: string[];
    importance?: number;
}): string;
export declare function getRecentEpisodes(db: Database, threadId: number, limit?: number, options?: {
    startTime?: string;
    endTime?: string;
    since?: string;
}): Episode[];
/**
 * Chronological dump of ALL episodes in a time window, oldest → newest.
 *
 * Unlike getRecentEpisodes (which orders newest-first for "what happened
 * lately" reads), this returns events in the order they occurred so a caller
 * can reconstruct a conversation timeline. No query/keyword filtering — every
 * episode in [startTime, endTime] is returned up to `limit`.
 */
export declare function getEpisodesInRange(db: Database, threadId: number, options?: {
    startTime?: string;
    endTime?: string;
    limit?: number;
}): Episode[];
export declare function getUnconsolidatedEpisodes(db: Database, threadId: number, limit?: number): Episode[];
/**
 * Fire-and-forget episode save for agent actions (voice, progress reports).
 * Wraps saveEpisode in a try/catch and logs failures instead of throwing.
 */
export declare function saveAgentEpisodeSafe(getMemoryDb: () => Database, params: {
    sessionStartedAt: number;
    threadId: number;
    modality: "text" | "voice";
    text: string;
}): void;
export declare function markConsolidated(db: Database, episodeIds: string[]): void;
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