import { type BackendEndpoint, type Variant } from '@myparcel-pdk/common';
import { type OneOrMore, type PromiseOr } from '@myparcel/ts-utils';
import { type ActionParameters, type ActionResponse, type AdminInstance, type AnyActionDefinition, type BackendEndpointResponse, type EndpointAdminActionMap, type MaybeAdminAction, type PdkNotification } from '../../types';
import { type AdminAction } from '../../data';
export type ResolvedAdminAction<A extends undefined | MaybeAdminAction | BackendEndpoint> = A extends MaybeAdminAction ? A : A extends keyof EndpointAdminActionMap ? EndpointAdminActionMap[A] : never;
export interface ActionContext<A extends MaybeAdminAction | BackendEndpoint = undefined, R extends ResolvedAdminAction<A> = ResolvedAdminAction<A>> {
    action: AnyActionDefinition<R>;
    instance: AdminInstance;
    notifications: Record<Variant, PdkNotification>;
    parameters: ActionParameters<R>;
}
export interface ActionContextWithResponse<A extends MaybeAdminAction = undefined> extends ActionContext<A> {
    response: ActionResponse<A>;
}
export type PlainModifier = string | number | undefined;
type ModifierCallback<A extends AdminAction | BackendEndpoint> = (context: ActionContext<A>) => PlainModifier;
export type QueryModifier<A extends undefined | AdminAction | BackendEndpoint = AdminAction> = PlainModifier | (A extends BackendEndpoint ? ModifierCallback<A> : never);
export type QueryHandler<E extends BackendEndpoint = BackendEndpoint> = (context: ActionContext<E>) => PromiseOr<OneOrMore<BackendEndpointResponse<E>> | void>;
export {};