import type { Logger } from '@b64hub/sfpm-core';
import type { Connection } from '@salesforce/core';
import type { PermSetAssignmentResult } from './types.js';
/**
 * Assigns permission sets to the running user in a Salesforce org.
 *
 * The assigner queries existing assignments first and skips any permission
 * sets that are already assigned — this makes the operation idempotent.
 *
 * Uses the REST API via the jsforce {@link Connection} rather than
 * shelling out to the CLI, so no `sf` binary is required at runtime.
 */
export declare class PermissionSetAssigner {
    private readonly connection;
    private readonly logger?;
    constructor(connection: Connection, logger?: Logger | undefined);
    /**
     * Assign a list of permission sets to the connection's authenticated user.
     *
     * @param permSetNames - API names of the permission sets to assign.
     * @returns Categorised results: assigned, skipped (already assigned), failed.
     */
    assign(permSetNames: string[]): Promise<PermSetAssignmentResult>;
    /**
     * Assign a single permission set to a user.
     */
    private assignSingle;
    /**
     * Fetch the set of permission set API names already assigned to a user.
     */
    private fetchExistingAssignments;
    /**
     * Query the User Id for the given username.
     */
    private resolveUserId;
}