/**
 * n8n API Client
 *
 * This module provides a client for interacting with the n8n API.
 */
import { AxiosInstance } from 'axios';
import { EnvConfig } from '../config/environment.js';
/**
 * n8n API Client class for making requests to the n8n API
 */
export declare class N8nApiClient {
    private axiosInstance;
    private config;
    /**
     * Create a new n8n API client
     *
     * @param config Environment configuration
     */
    constructor(config: EnvConfig);
    /**
     * Check connectivity to the n8n API
     *
     * @returns Promise that resolves if connectivity check succeeds
     * @throws N8nApiError if connectivity check fails
     */
    checkConnectivity(): Promise<void>;
    /**
     * Get the axios instance for making custom requests
     *
     * @returns Axios instance
     */
    getAxiosInstance(): AxiosInstance;
    /**
     * Get all workflows from n8n
     *
     * @returns Array of workflow objects
     */
    getWorkflows(): Promise<any[]>;
    /**
     * Get a specific workflow by ID
     *
     * @param id Workflow ID
     * @returns Workflow object
     */
    getWorkflow(id: string): Promise<any>;
    /**
     * Get all workflow executions
     *
     * @returns Array of execution objects
     */
    getExecutions(): Promise<any[]>;
    /**
     * Get a specific execution by ID
     *
     * @param id Execution ID
     * @returns Execution object
     */
    getExecution(id: string): Promise<any>;
    /**
     * Execute a workflow by ID
     *
     * @param id Workflow ID
     * @param data Optional data to pass to the workflow
     * @returns Execution result
     */
    executeWorkflow(id: string, data?: Record<string, any>): Promise<any>;
    /**
     * Create a new workflow
     *
     * @param workflow Workflow object to create
     * @returns Created workflow
     */
    createWorkflow(workflow: Record<string, any>): Promise<any>;
    /**
     * Update an existing workflow
     *
     * @param id Workflow ID
     * @param workflow Updated workflow object
     * @returns Updated workflow
     */
    updateWorkflow(id: string, workflow: Record<string, any>): Promise<any>;
    /**
     * Delete a workflow
     *
     * @param id Workflow ID
     * @returns Deleted workflow
     */
    deleteWorkflow(id: string): Promise<any>;
    /**
     * Activate a workflow
     *
     * @param id Workflow ID
     * @returns Activated workflow
     */
    activateWorkflow(id: string): Promise<any>;
    /**
     * Deactivate a workflow
     *
     * @param id Workflow ID
     * @returns Deactivated workflow
     */
    deactivateWorkflow(id: string): Promise<any>;
    /**
     * Delete an execution
     *
     * @param id Execution ID
     * @returns Deleted execution or success message
     */
    deleteExecution(id: string): Promise<any>;
}
/**
 * Create and return a configured n8n API client
 *
 * @param config Environment configuration
 * @returns n8n API client instance
 */
export declare function createApiClient(config: EnvConfig): N8nApiClient;