import 'firebase/compat/firestore';
import firebase from 'firebase/compat/app';
import { DocumentReference, DocumentSnapshot, FieldValue, QueryDocumentSnapshot, Timestamp } from 'firebase/firestore';
import { DocumentReference as DocumentReferenceAdmin, Timestamp as TimestampAdmin, FieldValue as FieldValueAdmin, DocumentSnapshot as DocumentSnapshotAdmin, QueryDocumentSnapshot as QueryDocumentSnapshotAdmin } from '@google-cloud/firestore';
export type FirebaseTimestampGeneric = Timestamp | TimestampAdmin | firebase.firestore.Timestamp;
export type FirebaseDocumentReferenceGeneric = DocumentReference | DocumentReferenceAdmin | firebase.firestore.DocumentReference;
export type FirebaseFieldValueGeneric = FieldValue | FieldValueAdmin | firebase.firestore.FieldValue;
export type FirebaseDocumentSnapshotGeneric = DocumentSnapshot | DocumentSnapshotAdmin | firebase.firestore.DocumentSnapshot;
export type FirebaseQueryDocumentSnapshotGeneric = QueryDocumentSnapshot | QueryDocumentSnapshotAdmin | firebase.firestore.QueryDocumentSnapshot;
export declare abstract class FlitModelsDependencyInjection {
    private static _injected;
    private static _injectCount;
    private static _firestoreDocumentReferenceFromPath;
    private static _firestoreTimestampFromDateConstructor;
    private static _firestoreTimestampFromMillsConstructor;
    static inject({ firestoreDocumentReferenceFromPath, firestoreTimestampFromDateConstructor, firestoreTimestampFromMillsConstructor, }: {
        firestoreDocumentReferenceFromPath: (path: string) => FirebaseDocumentReferenceGeneric | null;
        firestoreTimestampFromDateConstructor: (date: Date) => FirebaseTimestampGeneric | null;
        firestoreTimestampFromMillsConstructor: (milliseconds: number) => FirebaseTimestampGeneric | null;
    }, enableReinject?: boolean): void;
    static DocumentReferenceFromPath(path: string): firebase.firestore.DocumentReference<firebase.firestore.DocumentData> | DocumentReference<import("@firebase/firestore").DocumentData> | DocumentReferenceAdmin<FirebaseFirestore.DocumentData>;
    static TimestampFromDate(date: Date): FirebaseTimestampGeneric;
    static TimestampFromMills(milliseconds: number): FirebaseTimestampGeneric;
}