import { VcsysConfig, InstalledBlock, CommandResult } from '../types';
export declare class PackageManager {
    private configPath;
    private globalConfigDir;
    constructor();
    private ensureConfigDir;
    getConfig(): Promise<VcsysConfig>;
    updateConfig(config: VcsysConfig): Promise<void>;
    installKit(kitName: string): Promise<CommandResult>;
    installBlock(blockType: string, blockName: string): Promise<CommandResult>;
    private installDependencies;
    private loadBlockManifest;
    private getGlobalNodeModulesPath;
    listInstalledBlocks(): Promise<InstalledBlock[]>;
    removeBlock(packageName: string): Promise<CommandResult>;
    checkBlockExists(packageName: string): Promise<boolean>;
}