import { Type } from '@angular/core';
import { Observable } from 'rxjs';
import { MatSnackBar } from '@angular/material/snack-bar';
import { Favorite, FavoriteType } from './favorite.model';
import * as i0 from "@angular/core";
export declare class FavoritesService {
    private snackBar;
    private storageKey;
    onUserWantToMigrateFavorites: (favorites: Favorite[]) => void;
    private favorites;
    private changes;
    private favoriteComponentTypeMap;
    constructor(snackBar: MatSnackBar, storageKey: string, favoriteTypecomponents: FavoriteType[]);
    remove(favorite: Favorite, toast?: boolean, save?: boolean): void;
    add(favorite: Favorite, toast?: boolean, save?: boolean): void;
    removeAll(toast?: boolean, save?: boolean): void;
    save(): void;
    find(predicate: (item: Favorite, index: number, favorites: Favorite[]) => boolean): Favorite | null;
    /**
     * Force favorites to update, then returns updated favorites
     * @returns Favorite[]
     */
    forceFavoritesUpdate(): Favorite[];
    getFavorites(type?: string): Favorite[];
    setFavorites(favorites: Favorite[]): void;
    get changes$(): Observable<Favorite[]>;
    displayMessage(message: string): void;
    migrateFavoriteLine(favorite: Favorite): void;
    getComponent(type: string): Type<FavoriteType>;
    static ɵfac: i0.ɵɵFactoryDeclaration<FavoritesService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<FavoritesService>;
}