import { ae as AgentCard } from './extensions-DvruCIzw.cjs';

/**
 * Agent Card Utilities
 *
 * This module contains shared agent card handling logic.
 * Server-specific adapters should use these functions to retrieve
 * agent cards consistently across all implementations.
 */

/**
 * Provider for agent card data.
 * Can be either:
 * - An object with a `getAgentCard()` method (like A2ARequestHandler)
 * - A function that returns a Promise<AgentCard>
 */
type AgentCardProvider = {
    getAgentCard(): Promise<AgentCard>;
} | (() => Promise<AgentCard>);
/**
 * Result of fetching an agent card.
 */
interface AgentCardResult {
    success: true;
    agentCard: AgentCard;
}
/**
 * Error result when fetching agent card fails.
 */
interface AgentCardErrorResult {
    success: false;
    error: string;
}
/**
 * Union type for agent card fetch results.
 */
type AgentCardFetchResult = AgentCardResult | AgentCardErrorResult;
/**
 * Resolves an AgentCardProvider to a function.
 *
 * @param provider - The agent card provider (object or function)
 * @returns A function that returns Promise<AgentCard>
 */
declare function resolveAgentCardProvider(provider: AgentCardProvider): () => Promise<AgentCard>;
/**
 * Fetches an agent card from the provider.
 *
 * This is the core business logic that all server adapters should use.
 * It handles error wrapping consistently.
 *
 * @param provider - The agent card provider
 * @returns The agent card or an error result
 */
declare function fetchAgentCard(provider: AgentCardProvider): Promise<AgentCardFetchResult>;

export { type AgentCardProvider as A, type AgentCardResult as a, type AgentCardErrorResult as b, type AgentCardFetchResult as c, fetchAgentCard as f, resolveAgentCardProvider as r };