import type { MessageData } from '@strands-agents/sdk';
/** AgentCore conversational role. Mirrors the SDK `Role` enum values we emit. */
export type AgentCoreRole = 'USER' | 'ASSISTANT';
/**
 * Map a Strands message role to the AgentCore conversational role.
 *
 * Strands roles are `'user' | 'assistant'`; AgentCore's `Role` enum also has `OTHER`/`TOOL`, but the
 * conversation-ingestion path only ever produces user/assistant turns, so we map to that subset.
 */
export declare function mapRole(message: Pick<MessageData, 'role'>): AgentCoreRole;
export declare function extractText(message: Pick<MessageData, 'content'>): string;
/**
 * Whether a message is a user/assistant turn carrying extractable text. Tool-only or empty messages
 * yield no useful AgentCore event, so the sender skips them.
 */
export declare function isUserOrAssistantWithText(message: MessageData): boolean;
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