import { Type } from '@nestjs/common';
import { FindOptionsWhere } from 'typeorm';
import { CaliobaseRequestUser } from '../../auth';
import { EntityActions, Role } from '../roles';
export type PolicyStatements<T> = PolicyStatement<T>[];
export type PolicyUserCondition = {
    role: Role | Role[];
} | ((payload: CaliobaseRequestUser) => boolean);
export type PolicyStatement<T> = {
    effect: 'allow' | 'deny';
    action: '*' | EntityActions[];
    users?: PolicyUserCondition;
    items?: ((context: {
        user: CaliobaseRequestUser;
    }) => FindOptionsWhere<T>) | FindOptionsWhere<T>;
};
export type EffectivePolicy<TEntity> = {
    effect: 'allow' | 'deny';
    itemFilters: FindOptionsWhere<TEntity>[];
};
export declare const AccessPolicies: (<TFunction>(statements?: PolicyStatements<TFunction>) => ClassDecorator) & {
    get<T>(target: Type<unknown>): PolicyStatements<T> | undefined;
};