import type { UmbInteractionMemoryModel } from './types.js';
import { UmbControllerBase } from '../../../libs/class-api/index.js';
import type { Observable } from '../../../libs/observable-api/index.js';
/**
 * A manager for handling interaction memory items.
 * @exports
 * @class UmbInteractionMemoryManager
 * @augments {UmbControllerBase}
 */
export declare class UmbInteractionMemoryManager extends UmbControllerBase {
    #private;
    /** Observable for all memory items. */
    memories: Observable<UmbInteractionMemoryModel[]>;
    /**
     * Observable for a specific memory item by its unique identifier.
     * @param {string} unique - The unique identifier of the memory item.
     * @returns {(Observable<UmbInteractionMemoryModel | undefined>)} An observable that emits the memory item or undefined if not found.
     * @memberof UmbInteractionMemoryManager
     */
    memory(unique: string): Observable<UmbInteractionMemoryModel | undefined>;
    /**
     * Get a specific memory item by its unique identifier.
     * @param {string} unique - The unique identifier of the memory item.
     * @returns {(UmbInteractionMemoryModel | undefined)} The memory item or undefined if not found.
     * @memberof UmbInteractionMemoryManager
     */
    getMemory(unique: string): UmbInteractionMemoryModel | undefined;
    /**
     * Add or update a memory item.
     * @param {UmbInteractionMemoryModel} memory - The memory item to add or update.
     * @memberof UmbInteractionMemoryManager
     */
    setMemory(memory: UmbInteractionMemoryModel): void;
    /**
     * Delete a memory item by its unique identifier.
     * @param {string} unique - The unique identifier of the memory item.
     * @memberof UmbInteractionMemoryManager
     */
    deleteMemory(unique: string): void;
    /**
     * Get all memory items from the manager.
     * @returns {Array<UmbInteractionMemoryModel>} An array of all memory items.
     * @memberof UmbInteractionMemoryManager
     */
    getAllMemories(): Array<UmbInteractionMemoryModel>;
    /**
     * Clear all memory items from the manager.
     * @memberof UmbInteractionMemoryManager
     */
    clear(): void;
}