import styled from '@emotion/styled';
import { route } from '@izzyjs/route/client';
import { FormEvent, useCallback, useEffect, useState } from 'react';
import { useTranslation } from 'react-i18next';
import { IoIosSearch } from 'react-icons/io';
import Modal from '~/components/common/modal/modal';
import NoSearchResult from '~/components/dashboard/search/no_search_result';
import SearchResultList from '~/components/dashboard/search/search_result_list';
import { GOOGLE_SEARCH_URL } from '~/constants';
import useActiveCollection from '~/hooks/use_active_collection';
import useCollections from '~/hooks/use_collections';
import useToggle from '~/hooks/use_modal';
import useShortcut from '~/hooks/use_shortcut';
import { makeRequest } from '~/lib/request';
import { SearchResult } from '~/types/search';

const SearchInput = styled.input(({ theme }) => ({
	width: '100%',
	fontSize: '20px',
	color: theme.colors.font,
	backgroundColor: 'transparent',
	paddingLeft: 0,
	border: '1px solid transparent',
}));

interface SearchModalProps {
	openItem: any;
}

function SearchModal({ openItem: OpenItem }: SearchModalProps) {
	const { t } = useTranslation();
	const { collections } = useCollections();
	const { setActiveCollection } = useActiveCollection();

	const [searchTerm, setSearchTerm] = useState<string>('');
	const [results, setResults] = useState<SearchResult[]>([]);
	const [selectedItem, setSelectedItem] = useState<SearchResult | null>(null);

	const searchModal = useToggle(!!searchTerm);

	const handleCloseModal = useCallback(() => {
		searchModal.close();
		setSearchTerm('');
	}, [searchModal]);

	const handleSearchInputChange = (value: string) => setSearchTerm(value);
	const handleSubmit = (event: FormEvent<HTMLFormElement>) => {
		event.preventDefault();
		handleCloseModal();

		if (results.length === 0) {
			return window.open(GOOGLE_SEARCH_URL + encodeURI(searchTerm.trim()));
		}

		if (!selectedItem) return;

		if (selectedItem.type === 'collection') {
			const collection = collections.find((c) => c.id === selectedItem.id);
			if (collection) {
				setActiveCollection(collection);
			}
			return;
		}

		window.open(selectedItem.url);
	};

	useShortcut('OPEN_SEARCH_KEY', searchModal.open, {
		enabled: !searchModal.isShowing,
	});
	useShortcut('ESCAPE_KEY', handleCloseModal, {
		enabled: searchModal.isShowing,
		disableGlobalCheck: true,
	});

	useEffect(() => {
		if (searchTerm.trim() === '') {
			return setResults([]);
		}

		const controller = new AbortController();
		const { url, method } = route('search', { qs: { term: searchTerm } });
		makeRequest({
			method,
			url,
			controller,
		}).then(({ results: _results }) => {
			setResults(_results);
			setSelectedItem(_results?.[0]);
		});

		return () => controller.abort();
	}, [searchTerm]);

	return (
		<>
			<OpenItem onClick={searchModal.open}>
				<IoIosSearch /> {t('common:search')}
			</OpenItem>
			<Modal
				close={handleCloseModal}
				opened={searchModal.isShowing}
				hideCloseBtn
				css={{ width: '650px' }}
			>
				<form
					onSubmit={handleSubmit}
					css={{
						width: '100%',
						display: 'flex',
						gap: '0.5em',
						flexDirection: 'column',
					}}
				>
					<div
						css={{
							display: 'flex',
							gap: '0.35em',
							alignItems: 'center',
							justifyContent: 'center',
						}}
					>
						<label htmlFor="search" css={{ display: 'flex' }}>
							<IoIosSearch size={24} />
						</label>
						<SearchInput
							name="search"
							id="search"
							onChange={({ target }) => handleSearchInputChange(target.value)}
							value={searchTerm}
							placeholder={t('common:search')}
							autoFocus
						/>
					</div>
					{results.length > 0 && selectedItem && (
						<SearchResultList
							results={results}
							selectedItem={selectedItem}
							setSelectedItem={setSelectedItem}
						/>
					)}
					{results.length === 0 && !!searchTerm.trim() && <NoSearchResult />}
					<button
						type="submit"
						disabled={searchTerm.length === 0}
						style={{ display: 'none' }}
					>
						{t('common:confirm')}
					</button>
				</form>
			</Modal>
		</>
	);
}

export default SearchModal;