import { SystemConfigModel } from 'src/model/system_config.model';
import { Repository } from 'typeorm';
import { Cache } from 'cache-manager';
import { DistributedLockService } from './lock.service';
export declare class SystemConfigService {
    private systemConfigRepos;
    private cacheManager;
    private distributedLockService;
    private loadPromises;
    constructor(systemConfigRepos: Repository<SystemConfigModel>, cacheManager: Cache, distributedLockService: DistributedLockService);
    readConfig(): Promise<SystemConfigModel>;
    updateConfig(partial: Partial<SystemConfigModel>): Promise<SystemConfigModel>;
}