import { Context, Effect, Layer } from "effect";
import type { Rule } from "./permissions.js";
import type { AccessRequest } from "../tools/tool-authorization.js";
/** @experimental */
export interface Approved {
    readonly _tag: "Approved";
    readonly remember?: Rule;
}
/** @experimental */
export interface Denied {
    readonly _tag: "Denied";
    readonly reason?: string;
}
/** @experimental An unresolved authorization request. */
export interface Pending extends AccessRequest {
    readonly _tag: "Pending";
    readonly token: string;
}
/** @experimental */
export type Resolution = Approved | Denied | Pending;
/** @experimental */
export interface Interface {
    readonly resolve: (pending: Pending) => Effect.Effect<Resolution>;
}
declare const Approvals_base: Context.ServiceClass<Approvals, "@batonfx/core/policy/approvals", Interface>;
/** @experimental Enforcement point for policy asks and `Ai.Tool.needsApproval`. */
export declare class Approvals extends Approvals_base {
}
/** @experimental Default: every request resolves Approved. */
export declare const layerAutoApprove: Layer.Layer<Approvals>;
/** @experimental Every request resolves Denied. */
export declare const layerDenyAll: Layer.Layer<Approvals>;
/** @experimental */
export declare const layerTest: (implementation: Interface) => Layer.Layer<Approvals>;
export {};