import { BaseModel } from '../model';
import { IOperater } from './operater';
/**
 * 基类-数据服务
 *
 * @export
 * @abstract
 * @class BaseProvider
 */
export declare abstract class BaseProvider<M extends BaseModel, Op extends IOperater<M>> {
    /**
     * 实体
     *
     * @memberof BaseProvider
     */
    OP: new () => Op;
    constructor(inOP: new () => Op);
    /**
     * 新增
     *
     * @param {M} model 需要信息的实体
     * @returns {(Promise<M | undefined>)}
     * @memberof BaseProvider
     */
    add(model: M): Promise<M | undefined>;
    /**
     * 更新
     *
     * @param {string} id
     * @param {{ [attr: string]: any }} values
     * @returns {(Promise<M | undefined>)}
     * @memberof BaseProvider
     */
    update(id: string, values: {
        [attr: string]: any;
    }): Promise<M | undefined>;
    /**
     * 删除
     *
     * @param {string} id
     * @returns {Promise<boolean>}
     * @memberof BaseProvider
     */
    delete(id: string): Promise<boolean>;
    /**
     * 获取一条数据
     *
     * @param {string} id
     * @param {{ [property: string]: any }} [where]
     * @returns {(Promise<M | undefined>)}
     * @memberof BaseProvider
     */
    loadWhere(where?: {
        [property: string]: any;
    }): Promise<Array<M>>;
    /**
     * 根据ID获取数据
     *
     * @param {string} id
     * @returns
     * @memberof BaseProvider
     */
    load(id: string): Promise<M | undefined>;
}