import type { AgentIntegrationRepository } from '../repositories/agent-integration-repository.js';
import type { AgentObservation, AgentSession } from '../types.js';
export interface AgentSummaryTelemetryEvent {
    outcome: 'success' | 'failure' | 'empty';
    sessionId: string;
    observationCount: number;
    latencyMs: number;
    reason?: 'NO_USABLE_OBSERVATIONS' | 'SUMMARY_PERSIST_FAILED';
}
export interface AgentSessionSummaryServiceOptions {
    now?: () => Date;
    recordTelemetry?: (event: AgentSummaryTelemetryEvent) => void;
}
export type AgentSessionSummaryResult = {
    status: 'CREATED' | 'EXISTING';
    memoryId: string;
    observationCount: number;
} | {
    status: 'SKIPPED';
    memoryId: null;
    observationCount: 0;
    reason: 'NO_USABLE_OBSERVATIONS';
};
export declare function buildAgentSessionSummary(session: AgentSession, observations: AgentObservation[]): {
    content: string;
    observationIds: string[];
} | null;
export declare class AgentSessionSummaryService {
    private readonly repository;
    private readonly now;
    private readonly recordTelemetry;
    constructor(repository: AgentIntegrationRepository, options?: AgentSessionSummaryServiceOptions);
    summarize(sessionId: string): AgentSessionSummaryResult;
    private safeRecordTelemetry;
}
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