import { ObservableArray } from '@nativescript/core';
import { Ref } from 'nativescript-vue';
export declare enum OnPreUpdateType {
    Add = 0,
    Update = 1,
    Delete = 2
}
type NotAnyResult<TypeToCheck, J> = [J] extends [undefined] ? TypeToCheck : J;
type preUpdate<ReactiveItem, OAItem> = (item: ReactiveItem, index: number, updateType: OnPreUpdateType) => OAItem;
/**
 * Reactive synchronization between a reactive array with ObservableArray.
 *
 * @param arrayWatchTarge
 * @param options
 */
export declare function useSyncObservableArray<ReactiveItem, OAItem = any>(arrayRef: Ref<ReactiveItem[]> | ReactiveItem[], options?: {
    addRemoveByField?: string;
    excludeCompareFields?: string[];
    watchUpdates?: boolean;
    checkRemoved?: boolean;
    checkAdded?: boolean;
    checkUpdates?: boolean;
    initialDelay?: number;
    /**
     * @deprecated ObservableArray will sync without checking for differences if it is empty. Applied since v0.0.46
     */
    pushAllInFirstSync?: boolean;
    onPushInitialData?: () => void;
    onPreUpdate?: preUpdate<ReactiveItem, OAItem>;
}): {
    sync: (options?: {
        clearAndPushAll?: boolean;
        newArray?: Ref<ReactiveItem[]> | ReactiveItem[];
    }) => void;
    observableArray: ObservableArray<NotAnyResult<ReactiveItem, OAItem>>;
};
export {};