import type { BuiltMemory, MemoryDescriptor, Thread } from '../types/sdk/memory';
import type { AgentDbMessage } from '../types/sdk/message';
import type { JSONObject } from '../types/utils/json';
export declare abstract class BaseMemory<TConstructorOptions extends JSONObject = JSONObject> implements BuiltMemory {
    protected readonly name: string;
    protected readonly constructorOptions: TConstructorOptions;
    constructor(name: string, constructorOptions: TConstructorOptions);
    getThread(_threadId: string): Promise<Thread | null>;
    saveThread(_thread: Omit<Thread, 'createdAt' | 'updatedAt'>): Promise<Thread>;
    deleteThread(_threadId: string): Promise<void>;
    getMessages(_threadId: string, _opts?: {
        limit?: number;
        before?: Date;
    }): Promise<AgentDbMessage[]>;
    saveMessages(_args: {
        threadId: string;
        resourceId: string;
        messages: AgentDbMessage[];
    }): Promise<void>;
    deleteMessages(_messageIds: string[]): Promise<void>;
    close?(): Promise<void>;
    describe(): MemoryDescriptor<TConstructorOptions>;
}