import { HttpService } from '@nestjs/common';
import { Cache } from 'cache-manager';
import { ICity } from './interfaces';
export declare class GeobaseService {
    private readonly httpService;
    private readonly cache;
    private readonly cityCacheKey;
    private readonly suggestCacheKey;
    constructor(httpService: HttpService, cache: Cache);
    suggest(query: string, userIp: string): Promise<ICity[]>;
    get(cityId: number): Promise<ICity>;
    list(cityIds?: number[]): Promise<ICity[]>;
    idsToCities(ids: number[]): Promise<ICity[]>;
    private getCityFromCache;
    private cacheCity;
}
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