import type { QRCodeOptions, BarcodeOptions, Pdf2PngOptions } from "../../types.js";
import type { GConstructor, EntityServerClientBase } from "../../client/base.js";
export declare function UtilsMixin<TBase extends GConstructor<EntityServerClientBase>>(Base: TBase): {
    new (...args: any[]): {
        addressSido<T = unknown>(): Promise<T>;
        addressSigungu<T = unknown>(query: {
            sido: string;
        }): Promise<T>;
        addressDong<T = unknown>(query: {
            sido: string;
            sigungu: string;
        }): Promise<T>;
        addressClean<T = unknown>(query: {
            q: string;
        }): Promise<T>;
        /**
         * QR 코드 PNG를 생성합니다. `ArrayBuffer`를 반환합니다.
         *
         * ```ts
         * const buf = await client.qrcode("https://example.com");
         * const blob = new Blob([buf], { type: "image/png" });
         * img.src = URL.createObjectURL(blob);
         * ```
         */
        qrcode(content: string, opts?: QRCodeOptions): Promise<ArrayBuffer>;
        /**
         * QR 코드를 base64/data URI JSON으로 반환합니다.
         *
         * ```ts
         * const { data_uri } = await client.qrcodeBase64("https://example.com");
         * img.src = data_uri;
         * ```
         */
        qrcodeBase64(content: string, opts?: QRCodeOptions): Promise<{
            ok: boolean;
            data: string;
            data_uri: string;
        }>;
        /** QR 코드를 ASCII 아트 텍스트로 반환합니다. */
        qrcodeText(content: string, opts?: QRCodeOptions): Promise<{
            ok: boolean;
            text: string;
        }>;
        /**
         * 바코드 PNG를 생성합니다. `ArrayBuffer`를 반환합니다.
         *
         * ```ts
         * const buf = await client.barcode("1234567890128", { type: "ean13" });
         * ```
         */
        barcode(content: string, opts?: BarcodeOptions): Promise<ArrayBuffer>;
        /**
         * PDF를 PNG 이미지로 변환합니다.
         *
         * 단일 페이지 요청이면 `image/png` ArrayBuffer,
         * 다중 페이지 요청이면 `application/zip` ArrayBuffer를 반환합니다.
         *
         * ```ts
         * const buf = await client.pdf2png(pdfArrayBuffer, { dpi: 200 });
         * ```
         */
        pdf2png(pdfData: ArrayBuffer | Uint8Array<ArrayBuffer>, opts?: Pdf2PngOptions): Promise<ArrayBuffer>;
        pdf2pngByFileSeq(fileSeq: number, opts?: Pdf2PngOptions): Promise<ArrayBuffer>;
        pdf2jpg(pdfData: ArrayBuffer | Uint8Array<ArrayBuffer>, opts?: Pdf2PngOptions): Promise<ArrayBuffer>;
        pdf2jpgByFileSeq(fileSeq: number, opts?: Pdf2PngOptions): Promise<ArrayBuffer>;
        baseUrl: string;
        token: string;
        anonymousPacketToken: string;
        apiKey: string;
        hmacSecret: string;
        encryptRequests: boolean;
        debugPlainSecret: string;
        csrfEnabled: boolean;
        csrfHeaderName: string;
        csrfCookieName: string;
        csrfRefresher: (() => Promise<void>) | null;
        requestAbortControllers: Map<string, AbortController>;
        activeTxId: string | null;
        initialHealthFired: boolean;
        keepSession: boolean;
        refreshBuffer: number;
        onTokenRefreshed?: (accessToken: string, expiresIn: number) => void;
        onSessionExpired?: (error: Error) => void;
        onHealthChange?: (online: boolean) => void;
        sessionRefreshToken: string | null;
        refreshTimer: ReturnType<typeof setTimeout> | null;
        healthTickTimer: ReturnType<typeof setInterval> | null;
        healthTickPromise: Promise<unknown> | null;
        realtimeEnabled: boolean;
        realtimePath: string;
        realtimeAutoReconnect: boolean;
        realtimeReconnectDelayMs: number;
        realtimeStatus: import("../../types.js").RealtimeConnectionStatus;
        realtimeSocket: WebSocket | null;
        realtimeConnectPromise: Promise<void> | null;
        realtimeReconnectTimer: ReturnType<typeof setTimeout> | null;
        realtimeShouldReconnect: boolean;
        realtimeMessageListeners: Set<import("../../types.js").RealtimeMessageListener>;
        realtimeStatusListeners: Set<import("../../types.js").RealtimeStatusListener>;
        realtimeEventListeners: Map<string, Set<import("../../types.js").RealtimeMessageListener>>;
        configure(options: Partial<import("../../types.js").EntityServerClientOptions>): void;
        fireInitialHealth(): void;
        setToken(token: string): void;
        setAccessTokenFromResponse(token: string): void;
        syncRealtimeWithToken(): void;
        setAnonymousPacketToken(token: string): void;
        setApiKey(apiKey: string): void;
        setHmacSecret(secret: string): void;
        setEncryptRequests(value: boolean): void;
        setCsrfEnabled(enabled: boolean): void;
        addRealtimeListener(listener: import("../../types.js").RealtimeMessageListener): void;
        removeRealtimeListener(listener: import("../../types.js").RealtimeMessageListener): void;
        addRealtimeStatusListener(listener: import("../../types.js").RealtimeStatusListener): void;
        removeRealtimeStatusListener(listener: import("../../types.js").RealtimeStatusListener): void;
        addRealtimeEventListener(eventName: string, listener: import("../../types.js").RealtimeMessageListener): void;
        removeRealtimeEventListener(eventName: string, listener: import("../../types.js").RealtimeMessageListener): void;
        connectRealtime(): Promise<void>;
        disconnectRealtime(reason?: string): void;
        sendRealtime(message: import("../../types.js").RealtimeEnvelope | Record<string, unknown>): boolean;
        subscribeRealtime(subscriptions: string[]): boolean;
        unsubscribeRealtime(subscriptions: string[]): boolean;
        startHealthTick(intervalMs?: number, runImmediately?: boolean): void;
        stopHealthTick(): void;
        scheduleKeepSession(refreshToken: string, expiresIn: number, refreshFn: (rt: string) => Promise<{
            access_token: string;
            expires_in: number;
        }>): void;
        clearRefreshTimer(): void;
        stopKeepSession(): void;
        applyRealtimeOptions(options?: boolean | import("../../types.js").RealtimeClientOptions): void;
        buildRealtimeUrl(): string;
        handleRealtimeMessage(payload: unknown): void;
        scheduleRealtimeReconnect(reason: string): void;
        clearRealtimeReconnectTimer(): void;
        setRealtimeStatus(status: import("../../types.js").RealtimeConnectionStatus, reason?: string, error?: Error): void;
        applyCsrfHealth(): void;
        readRequestBody<T = Record<string, unknown>>(body: ArrayBuffer | Uint8Array | string | T | null | undefined, contentType?: string, requireEncrypted?: boolean): T;
        get reqOpts(): import("../../client/request.js").RequestOptions;
        prepareRequest(_withAuth: boolean): Promise<void>;
        get http(): {
            get<T>(path: string, withAuth?: boolean, extraHeaders?: Record<string, string>, requestConfig?: import("../../client/request.js").EntityRequestConfig): Promise<T>;
            post<T>(path: string, body?: unknown, withAuth?: boolean, extraHeaders?: Record<string, string>, requestConfig?: import("../../client/request.js").EntityRequestConfig): Promise<T>;
            put<T>(path: string, body?: unknown, withAuth?: boolean, extraHeaders?: Record<string, string>, requestConfig?: import("../../client/request.js").EntityRequestConfig): Promise<T>;
            patch<T>(path: string, body?: unknown, withAuth?: boolean, extraHeaders?: Record<string, string>, requestConfig?: import("../../client/request.js").EntityRequestConfig): Promise<T>;
            delete<T>(path: string, body?: unknown, withAuth?: boolean, extraHeaders?: Record<string, string>, requestConfig?: import("../../client/request.js").EntityRequestConfig): Promise<T>;
        };
        request<T>(method: string, path: string, body?: unknown, withAuth?: boolean, extraHeaders?: Record<string, string>, requestConfig?: import("../../client/request.js").EntityRequestConfig): Promise<T>;
        requestBinary(method: string, path: string, body?: unknown, withAuth?: boolean): Promise<ArrayBuffer>;
        requestForm<T>(method: string, path: string, form: FormData, withAuth?: boolean, onUploadProgress?: (loaded: number, total: number) => void): Promise<T>;
        requestFormBinary(method: string, path: string, form: FormData, withAuth?: boolean): Promise<ArrayBuffer>;
    };
} & TBase;