/**
 * @fileoverview Projects client for the DeepSource API
 * This module provides functionality for working with DeepSource projects.
 */
import { BaseDeepSourceClient } from './base-client.js';
import { DeepSourceProject } from '../models/projects.js';
import { ProjectKey } from '../types/branded.js';
/**
 * Client for interacting with DeepSource projects API
 * @class
 * @extends BaseDeepSourceClient
 * @public
 */
export declare class ProjectsClient extends BaseDeepSourceClient {
    /**
     * Fetches a list of all accessible DeepSource projects
     * @returns Promise that resolves to an array of DeepSourceProject objects
     * @throws {ClassifiedError} When the API request fails
     * @public
     */
    listProjects(): Promise<DeepSourceProject[]>;
    /**
     * Extracts viewer data from the API response, handling different response formats
     * @private
     */
    private extractViewerData;
    /**
     * Extracts account edges from viewer data
     * @private
     */
    private extractAccountsFromViewer;
    /**
     * Processes all accounts to extract and transform repositories into DeepSource projects
     * @private
     */
    private processAccountsForRepositories;
    /**
     * Processes repositories for a single account
     * @private
     */
    private processAccountRepositories;
    /**
     * Processes a single repository and converts it to a DeepSource project
     * @private
     */
    private processRepository;
    /**
     * Handles errors that occur during project listing
     * @private
     */
    private handleListProjectsError;
    /**
     * Checks if a project exists
     * @param projectKey The project key to check
     * @returns Promise that resolves to true if the project exists, false otherwise
     * @public
     */
    projectExists(projectKey: ProjectKey): Promise<boolean>;
}