import { IRtdbDbEvent } from "./fire-proxies";
export interface IFirebaseWatchContext {
    eventType: IRtdbDbEvent;
    targetType: unknown;
    /**
     * this tagging has been added as optional to not break prior API but all
     * server events will set this variable so that when it is received by **Firemodel**
     * it can distiguish local versus server triggered events.
     */
    kind?: 'server-event';
}
export interface IPathSetter<T = unknown> {
    path: string;
    value: T;
}
/** A standard watch event coming from the Firebase DB */
export interface IValueBasedWatchEvent extends IFirebaseWatchContext {
    targetType: 'query';
    key: string;
    value: Record<string, unknown>;
    previousChildKey?: string;
}
/**
 * an event which states an array of paths which have changes rather than
 * a singular value object; this happens typically when the event is originated
 * from Firemodel (aka, not Firebase) but can happen also when abstracted-firebase
 * writes to the DB using a "multi-path set" operation.
 */
export interface IPathBasedWatchEvent extends IFirebaseWatchContext {
    targetType: 'path';
    key: string;
    paths: IPathSetter[];
}