import { FirebaseProject } from '@roadmanjs/firebase-admin';
import type { BatchResponse, MessagingOptions, MessagingPayload } from 'firebase-admin/messaging';
export interface PushOptions {
    options?: MessagingOptions;
    payload: MessagingPayload;
}
export interface SendToTopic extends PushOptions {
    topic: string;
    client: FirebaseProject;
}
export declare const sendToTopic: (args: SendToTopic) => Promise<string | null>;
export interface SendMessageToTopic extends PushOptions {
    topic: string;
}
export declare const sendMessageToTopic: (args: SendMessageToTopic) => Promise<(string | null)[] | null>;
export interface SendNotification {
    options?: MessagingOptions;
    payload: MessagingPayload;
    iosTokens: string[];
    androidTokens: string[];
}
export declare const sendNotification: (args: SendNotification) => Promise<BatchResponse[] | null>;
/**
 * How to use sendNotification
 * @param owner
 * @param payload
 * @param options
 */
export declare const sendMessageToUser: (owner: string, payload: MessagingPayload, options?: MessagingOptions) => Promise<BatchResponse[] | null>;