import Model from "./model.js";
import ChangesetError from "./errors/changeset-error.js";
export type ChangesetAction = null | "insert" | "update" | "delete";
export type JSObject = {
    [key: string]: any;
};
export type primaryKey = number | string;
export interface ChangesetErrorItem {
    id?: primaryKey | null;
    modelName?: string;
    attribute?: string;
    message: string;
}
export default class Changeset {
    action: ChangesetAction;
    data: JSObject;
    changes: JSObject;
    date: Date;
    errors: ChangesetErrorItem[];
    constructor(model?: Model | Changeset, params?: JSObject);
    get isValid(): boolean;
    static assign(changeset: Changeset, changes: JSObject): any;
    static serializer(changeset: Changeset | ChangesetError): {
        id: primaryKey;
        modelName: string;
        attribute: string;
        message: string;
    }[];
}