import { DateTime } from 'luxon';
import { ModelAttributeColumnOptions } from 'sequelize';
export declare function dateLuxonVirtualField(fieldName: any): () => DateTime;
export declare function dateLuxonField(fieldName: string): DateTime;
export declare function setDateLuxonField(fieldName: any, value: any): void;
export declare function trimFields(fields: any): (model: any) => void;
export declare function booleanGet(fieldName: any): boolean;
export declare function jsonGet(fieldName: any): any;
export declare function jsonSet(value: any, fieldName: any): void;
export declare function wherePeriodIntersect([fieldFrom, fieldTo]: [any, any], [dateFrom, dateTo]: [any, any], nullable?: boolean): any;
type tableTimestampsResult = {
    CreatedAt: ModelAttributeColumnOptions;
    UpdatedAt: ModelAttributeColumnOptions;
    DeletedAt: ModelAttributeColumnOptions;
};
type tableTimestampsWithCreatorResult = tableTimestampsResult & {
    CreatedBy: ModelAttributeColumnOptions;
};
export declare function tableTimestamps(forMigration?: boolean, createdBy?: boolean): tableTimestampsResult | tableTimestampsWithCreatorResult;
export {};