import { HookUtility } from '../core/define-utility.js';
import 'astro';
import '../core/types.js';
import '../internal/types.js';

type HasIntegrationParams = ({
    position?: undefined;
    relativeTo?: string;
} | {
    position: "before" | "after";
    relativeTo: string;
}) & {
    name: string;
};
/**
 * Checks whether an integration is already installed.
 *
 * If `before` is given, returns true only if the integration is installed before the named|provided integration.
 * If `after` is given, returns true only if the integration is installed after the named|provided integration.
 *
 * @param {import("astro").HookParameters<"astro:config:setup">} params
 * @param {object} options
 * @param {string} options.name - Integration to look up.
 * @param {undefined | "before" | "after"} options.position - Position in relation to another integration to check.
 * @param {undefined | string} options.relativeTo - Other integration to check for relative poisition.
 *
 * @returns {boolean}
 *
 * @throws {AstroError} When `params.position` is defined but `params.relativeTo` isn't.
 *
 * @see https://astro-integration-kit.netlify.app/utilities/has-integration/
 *
 * @example
 * ```ts
 * hasIntegration(params, {
 * 		name: "@astrojs/tailwind",
 * })
 * ```
 */
declare const hasIntegration: HookUtility<"astro:config:setup", [HasIntegrationParams], boolean>;

export { hasIntegration };