import { AngularFirestore, DocumentReference } from '@angular/fire/firestore';
import { SafetyUser } from '@digitaldealers/typings';
import { LocalStorageService } from 'angular-2-local-storage';
import { Observable } from 'rxjs';
export declare class UserService {
    private _db;
    private _storage;
    private readonly collectionName;
    constructor(_db: AngularFirestore, _storage: LocalStorageService);
    getOne(id: string): Observable<SafetyUser | null>;
    getRef(id: string): DocumentReference<SafetyUser>;
    getList(): Observable<SafetyUser[]>;
    save(data: SafetyUser): void;
    update(id: string, data: Partial<SafetyUser>): Promise<void>;
    delete(id: string): Promise<void>;
    getCount(): Observable<number>;
}