import { CallbackContext } from '../agents/CallbackContext';
import { InvocationContext } from '../agents/InvocationContext';
import { EventActions } from '../events/EventActions';
import { AuthConfig } from '../auth/AuthConfig';
import { AuthCredential } from '../auth/AuthCredential';
import { SearchMemoryResponse } from '../memory/BaseMemoryService';
/**
 * The context for a tool execution.
 *
 * This class provides the context for a tool invocation, including access to
 * the invocation context, function call ID, event actions, and authentication
 * response. It also provides methods for requesting credentials, retrieving
 * authentication responses, listing artifacts, and searching memory.
 */
export declare class ToolContext extends CallbackContext {
    /**
     * The function call id of the current tool call. This id was
     * returned in the function call event from LLM to identify a function call.
     * If LLM didn't return this id, ADK will assign one to it. This id is used
     * to map function call response to the original function call.
     */
    functionCallId?: string;
    /**
     * The event actions for this tool call
     */
    private toolEventActions;
    /**
     * Additional properties for dynamic access
     */
    [key: string]: any;
    /**
     * Create a new tool context
     *
     * @param invocationContext The invocation context
     * @param functionCallId The function call ID
     * @param eventActions The event actions
     */
    constructor(invocationContext: InvocationContext, functionCallId?: string, eventActions?: EventActions);
    /**
     * Get the event actions for this tool call
     */
    get actions(): EventActions;
    /**
     * Request credential using the given auth config
     *
     * @param authConfig The auth config to use
     * @throws Error if function call ID is not set
     */
    requestCredential(authConfig: AuthConfig): void;
    /**
     * Get the auth response for the given auth config
     *
     * @param authConfig The auth config to use
     * @returns The auth credential
     */
    getAuthResponse(authConfig: AuthConfig): AuthCredential;
    /**
     * List artifacts attached to the current session
     *
     * @returns List of artifact filenames
     * @throws Error if artifact service is not initialized
     */
    listArtifacts(): string[] | Promise<string[]>;
    /**
     * Search the memory for the given query
     *
     * @param query The search query
     * @returns The search results
     * @throws Error if memory service is not available
     */
    searchMemory(query: string): SearchMemoryResponse | Promise<SearchMemoryResponse>;
    /**
     * Check if the context has a specific property
     */
    has(key: string): boolean;
    /**
     * Get a value from the context
     */
    get<T>(key: string, defaultValue?: T): T | undefined;
    /**
     * Set a value in the context
     */
    set<T>(key: string, value: T): void;
}