import { Context as TelegrafContext } from "telegraf";
import { I18nContext, Path, PathValue, TranslateOptions } from "nestjs-i18n";
export declare class TelegrafI18nContext<K = Record<string, unknown>> extends TelegrafContext {
    private readonly logger;
    protected _i18n?: I18nContext<K>;
    i18n(): I18nContext<K> | undefined;
    setI18n(i18n: I18nContext<K>): void;
    /**
     * Translates the given key using the current i18n context.
     * Falls back to returning the key as a string if i18n is not initialized.
     *
     * @param key - The translation key path.
     * @param options - Optional translation options.
     * @returns The translated value or the key itself.
     */
    translate<P extends Path<K>, R = PathValue<K, P>>(key: P, options?: TranslateOptions): R | string;
    /**
     * Shorthand for `translate()`. Translates the given key using the current i18n context.
     */
    t<P extends Path<K>, R = PathValue<K, P>>(key: P, options?: TranslateOptions): R | string;
    /**
     * Translates the given key and sends it as a reply message using `ctx.reply`.
     *
     * @param key - The translation key path.
     * @param options - Optional translation and reply options.
     */
    replyWithTranslation<P extends Path<K>, R = PathValue<K, P>>(key: P, options?: TranslateOptions & {
        replyOptions?: Parameters<TelegrafContext["reply"]>[1];
    }): Promise<void>;
    /**
     * Shorthand for `replyWithTranslation()`. Translates the given key and sends it as a reply message using `ctx.reply`.
     */
    tReply<P extends Path<K>, R = PathValue<K, P>>(key: P, options?: TranslateOptions & {
        replyOptions?: Parameters<TelegrafContext["reply"]>[1];
    }): Promise<void>;
}