import type { ProblemRecord, ProblemSetRecord, ProblemSetSummary, ProblemSummary, SearchResults, UserProfile } from "./types.js";
export interface LuoguClientOptions {
    fetchImpl?: typeof fetch;
    userAgent?: string;
}
export interface SearchOptions {
    keyword: string;
    page?: number;
    tagIds?: number[];
}
export declare class LuoguClient {
    private readonly fetchImpl;
    private readonly userAgent;
    constructor(options?: LuoguClientOptions);
    searchProblems(options: SearchOptions): Promise<SearchResults<ProblemSummary>>;
    fetchProblem(pid: string): Promise<ProblemRecord>;
    searchProblemSets(options: SearchOptions): Promise<SearchResults<ProblemSetSummary>>;
    fetchProblemSet(id: string): Promise<ProblemSetRecord>;
    fetchUserProfile(uid: number): Promise<UserProfile>;
    private getJson;
}