import type { Session } from '../types/session.js';
import type { SessionStore } from '../session/SessionStore.js';
import type { ConversationOutcome, ConversationOutcomeMarkedBy, ConversationOutcomeRecord } from '../outcomes/types.js';
import type { StreamPart } from '../types/stream.js';
import type { FlowGateVerdict } from '../flows/definition/types.js';
export declare function isTerminalOutcome(outcome: ConversationOutcome): boolean;
export declare function markSessionOutcome(sessionStore: SessionStore, session: Session, outcome: ConversationOutcome, opts?: {
    reason?: string;
    markedBy?: ConversationOutcomeMarkedBy;
    gates?: FlowGateVerdict[];
}, emit?: (part: StreamPart) => void): Promise<ConversationOutcomeRecord>;