import { useQuery } from '@tanstack/react-query';
import apiFetch from '@wordpress/api-fetch';
import wpcomRequest, { canAccessWpcomApis } from 'wpcom-proxy-request';

type AIResponseURL = {
	url: string;
	title: string;
};

interface APIFetchOptions {
	global: boolean;
	path: string;
}

type JetpackSearchAIConfig = {
	siteId: number | string;
	query: string;
	stopAt: string;
	enabled: boolean;
};

export type JetpackSearchAIResult = {
	response: string;
	step: string;
	urls: AIResponseURL[];
	terms: string[];
	source: string;
	answer_id?: string;
};

export function useJetpackSearchAIQuery( config: JetpackSearchAIConfig ) {
	return useQuery< JetpackSearchAIResult >( {
		queryKey: [ 'aiQuery', config.query, config.stopAt ],
		queryFn: () =>
			canAccessWpcomApis()
				? wpcomRequest( {
						path: `/sites/${ config.siteId }/jetpack-search/ai/search`,
						apiNamespace: 'wpcom/v2',
						query: `query=${ encodeURIComponent( config.query ) }&stop_at=${ config.stopAt }`,
				  } )
				: apiFetch( {
						global: true,
						path: `/help-center/jetpack-search/ai/search?site=${
							config.siteId
						}&query=${ encodeURIComponent( config.query ) }&stop_at=${ config.stopAt }`,
				  } as APIFetchOptions ),
		refetchOnWindowFocus: false,
		enabled: config.enabled && !! config.query,
		retry: false,
		select: ( data ) => {
			return { ...data, source: data.source ?? 'sitebot' };
		},
	} );
}