import { Api } from 'telegram';
import { TObserverKeys, TResultError, TgPublisher } from 'dprx-types';
export declare class ObserverHelper {
    static getExcludedKeys(messages: string[], excludeKeys: TObserverKeys[]): TResultError<{
        excludedMessages?: string[];
        excludedKeys?: string[];
    }>;
    static getIncludedKeys(messages: string[], includeKeys: TObserverKeys[]): TResultError<{
        includedMessages?: string[];
        includedKeys?: string[];
    }>;
    static getIncludeMessages({ messages, includeKeys, excludeKeys, }: {
        messages: Api.Message[];
        includeKeys: TObserverKeys[];
        excludeKeys: TObserverKeys[];
    }): TResultError<{
        includedMessages?: string[];
        includedKeys?: string[];
    }>;
    static findPublishers({ publishers, fwdChatId, msg, }: {
        publishers: TgPublisher[];
        fwdChatId: any;
        msg: any;
    }): TResultError<TgPublisher[]>;
}