import type { SupabaseClient } from '@supabase/supabase-js';
import type { Database } from "../types/database.types";
type UserRoleInput = {
    userId: string;
    roleName: string;
};
export declare class UserRoleService {
    private client;
    constructor(client: SupabaseClient<Database>);
    getRoleByName(name: string): Promise<{
        id: string;
        name: string;
        description: string | null;
    } | null>;
    addByName({ userId, roleName }: UserRoleInput): Promise<{
        user_id: string;
        role_id: string;
    }>;
    getByUserId(userId: string): Promise<string[]>;
}
export {};
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