import * as firebase from "firebase";
import { EventEmitter, Observer } from "../util";
import { MockQueryDocumentSnapshot } from "./document-snapshot";
import { MockFirestore } from "./firestore";
import { MockQuerySnapshot } from "./query-snapshot";
declare type QueryFilter = (doc: MockQueryDocumentSnapshot, index: number, allDocs: MockQueryDocumentSnapshot[]) => boolean;
declare type Ordering = {
    fieldPath: string;
    direction: "asc" | "desc";
};
export declare const QUERY_SNAPSHOT_NEXT_EVENT = "snapshot:next";
export declare const QUERY_SNAPSHOT_ERROR_EVENT = "snapshot:error";
export declare const QUERY_SNAPSHOT_COMPLETE_EVENT = "snapshot:complete";
export declare class MockQuery<T = firebase.firestore.DocumentData> implements firebase.firestore.Query<T> {
    readonly firestore: MockFirestore;
    readonly path: string;
    converter: firebase.firestore.FirestoreDataConverter<T>;
    protected docsStartLimit?: number;
    protected docsEndLimit?: number;
    protected filters: Record<string, QueryFilter>;
    protected ordering?: Ordering;
    private noInitialSnapshot;
    protected get emitter(): EventEmitter;
    constructor(firestore: MockFirestore, path: string, converter: firebase.firestore.FirestoreDataConverter<T>);
    emitChange(): Promise<void>;
    setNoInitialSnapshot(): this;
    protected clone(): MockQuery<T>;
    where(fieldPath: string | firebase.firestore.FieldPath, opStr: firebase.firestore.WhereFilterOp, value: any): firebase.firestore.Query<T>;
    orderBy(fieldPath: string | firebase.firestore.FieldPath, direction?: "desc" | "asc"): firebase.firestore.Query<T>;
    limit(limit: number): firebase.firestore.Query<T>;
    limitToLast(limit: number): firebase.firestore.Query<T>;
    startAt(snapshot: firebase.firestore.DocumentSnapshot<any>): firebase.firestore.Query<T>;
    startAt(...fieldValues: any[]): firebase.firestore.Query<T>;
    startAfter(snapshot: firebase.firestore.DocumentSnapshot<any>): firebase.firestore.Query<T>;
    startAfter(...fieldValues: any[]): firebase.firestore.Query<T>;
    private addStartFilter;
    endBefore(snapshot: firebase.firestore.DocumentSnapshot<any>): firebase.firestore.Query<T>;
    endBefore(...fieldValues: any[]): firebase.firestore.Query<T>;
    endAt(snapshot: firebase.firestore.DocumentSnapshot<any>): firebase.firestore.Query<T>;
    endAt(...fieldValues: any[]): firebase.firestore.Query<T>;
    private addEndFilter;
    isEqual(other: firebase.firestore.Query<T>): boolean;
    private compareFunction;
    /**
     * Gets a list of doc keys that should be fetched by the #get() method.
     * Made protected so that the collection group implementation can override it.
     */
    protected getCandidateDocKeys(): Set<string>;
    get(options?: firebase.firestore.GetOptions): Promise<MockQuerySnapshot<T>>;
    onSnapshot(observer: Observer<firebase.firestore.QuerySnapshot<T>>): () => void;
    onSnapshot(options: firebase.firestore.SnapshotListenOptions, observer: Observer<firebase.firestore.QuerySnapshot<T>>): () => void;
    onSnapshot(onNext: (snapshot: firebase.firestore.QuerySnapshot<T>) => void, onError?: ((error: Error) => void) | undefined, onCompletion?: (() => void) | undefined): () => void;
    onSnapshot(options: firebase.firestore.SnapshotListenOptions, onNext: (snapshot: firebase.firestore.QuerySnapshot<T>) => void, onError?: ((error: Error) => void) | undefined, onCompletion?: (() => void) | undefined): () => void;
    withConverter<U>(converter: firebase.firestore.FirestoreDataConverter<U>): MockQuery<U>;
}
export {};