Files
homepage/src/components/widgets/search/search.jsx
T

287 lines
10 KiB
React

import {
Combobox,
ComboboxInput,
ComboboxOption,
ComboboxOptions,
Listbox,
ListboxButton,
ListboxOption,
ListboxOptions,
Transition,
} from "@headlessui/react";
import classNames from "classnames";
import { useTranslation } from "next-i18next/pages";
import { Fragment, useEffect, useMemo, useState, useSyncExternalStore } from "react";
import { BiLogoBing } from "react-icons/bi";
import { FiSearch } from "react-icons/fi";
import { SiBaidu, SiBrave, SiDuckduckgo, SiGoogle } from "react-icons/si";
import ContainerForm from "../widget/container_form";
import Raw from "../widget/raw";
export const searchProviders = {
google: {
name: "Google",
url: "https://www.google.com/search?q=",
suggestionUrl: "https://www.google.com/complete/search?client=chrome&q=",
icon: SiGoogle,
},
duckduckgo: {
name: "DuckDuckGo",
url: "https://duckduckgo.com/?q=",
suggestionUrl: "https://duckduckgo.com/ac/?type=list&q=",
icon: SiDuckduckgo,
},
bing: {
name: "Bing",
url: "https://www.bing.com/search?q=",
suggestionUrl: "https://api.bing.com/osjson.aspx?query=",
icon: BiLogoBing,
},
baidu: {
name: "Baidu",
url: "https://www.baidu.com/s?wd=",
suggestionUrl: "http://suggestion.baidu.com/su?&action=opensearch&ie=utf-8&wd=",
icon: SiBaidu,
},
brave: {
name: "Brave",
url: "https://search.brave.com/search?q=",
suggestionUrl: "https://search.brave.com/api/suggest?&rich=false&q=",
icon: SiBrave,
},
custom: {
name: "Custom",
url: false,
icon: FiSearch,
},
};
function getAvailableProviderIds(provider) {
if (provider && Array.isArray(provider)) {
return provider.filter((value) => searchProviders.hasOwnProperty(value));
}
if (provider && searchProviders[provider]) {
return [provider];
}
return null;
}
const localStorageKey = "search-name";
export function getStoredProvider() {
if (typeof window !== "undefined") {
const storedName = localStorage.getItem(localStorageKey);
if (storedName) {
return Object.values(searchProviders).find((el) => el.name === storedName);
}
}
return null;
}
function subscribeToStoredProvider(onStoreChange) {
const handleStorage = (event) => {
if (event.key === localStorageKey) onStoreChange();
};
window.addEventListener("storage", handleStorage);
return () => window.removeEventListener("storage", handleStorage);
}
export default function Search({ options }) {
const { t } = useTranslation();
// options is a fresh object each render, so memo on provider itself
const availableProviderIds = useMemo(() => getAvailableProviderIds(options.provider) ?? [], [options.provider]);
const storedProvider = useSyncExternalStore(subscribeToStoredProvider, getStoredProvider, () => null);
const storedProviderId = Object.keys(searchProviders).find(
(providerId) => searchProviders[providerId] === storedProvider,
);
const initialProvider = availableProviderIds.includes(storedProviderId)
? storedProvider
: searchProviders[availableProviderIds[0] ?? "google"];
const [query, setQuery] = useState("");
const [providerOverride, setProviderOverride] = useState(null);
const [searchSuggestions, setSearchSuggestions] = useState([]);
const selectedProvider = providerOverride ?? initialProvider;
useEffect(() => {
const abortController = new AbortController();
if (
options.showSearchSuggestions &&
(selectedProvider.suggestionUrl || options.suggestionUrl) && // custom providers pass url via options
query.trim().length > 0 &&
query.trim() !== searchSuggestions[0]
) {
fetch(`/api/search/searchSuggestion?query=${encodeURIComponent(query)}&providerName=${selectedProvider.name}`, {
signal: abortController.signal,
})
.then(async (searchSuggestionResult) => {
const newSearchSuggestions = await searchSuggestionResult.json();
if (newSearchSuggestions) {
if (newSearchSuggestions[1].length > 4) {
newSearchSuggestions[1] = newSearchSuggestions[1].splice(0, 4);
}
setSearchSuggestions(newSearchSuggestions);
}
})
.catch(() => {
// If there is an error, just ignore it. There just will be no search suggestions.
});
}
return () => {
abortController.abort();
};
}, [selectedProvider, options, query, searchSuggestions]);
function doSearch(value) {
const q = encodeURIComponent(value);
const { url } = selectedProvider;
if (url) {
window.open(`${url}${q}`, options.target || "_blank");
} else {
window.open(`${options.url}${q}`, options.target || "_blank");
}
setQuery("");
}
const handleSearchKeyDown = (event) => {
if (event.key === "Enter" && !searchSuggestions[1]?.length) {
doSearch(event.target.value);
}
};
if (!availableProviderIds.length) {
return null;
}
const onChangeProvider = (provider) => {
setProviderOverride(provider);
localStorage.setItem(localStorageKey, provider.name);
};
return (
<ContainerForm options={options} additionalClassNames="grow information-widget-search">
<Raw>
<div className="flex-col relative h-8 my-4 min-w-fit z-20">
<div className="flex absolute inset-y-0 left-0 items-center pl-3 pointer-events-none w-full text-theme-800 dark:text-white" />
<Combobox value={query} onChange={doSearch}>
<ComboboxInput
type="text"
className="
overflow-hidden w-full h-full rounded-md
text-xs text-theme-900 dark:text-white
placeholder-theme-900 dark:placeholder-white/80
bg-white/50 dark:bg-white/10
focus:ring-theme-500 dark:focus:ring-white/50
focus:border-theme-500 dark:focus:border-white/50
border border-theme-300 dark:border-theme-200/50"
placeholder={t("search.placeholder")}
aria-label={t("search.placeholder")}
onChange={(event) => {
setQuery(event.target.value);
}}
required
autoCapitalize="off"
autoCorrect="off"
autoComplete="off"
autoFocus={options.focus}
onBlur={(e) => e.preventDefault()}
onKeyDown={handleSearchKeyDown}
/>
<Listbox
as="div"
value={selectedProvider}
onChange={onChangeProvider}
className="relative text-left"
disabled={availableProviderIds?.length === 1}
>
<div>
<ListboxButton
className="
absolute right-0.5 bottom-0.5 rounded-r-md px-4 py-2
text-white font-medium text-sm
bg-theme-600/40 dark:bg-white/10
focus:ring-theme-500 dark:focus:ring-white/50"
>
<selectedProvider.icon className="text-white w-3 h-3" aria-hidden="true" />
<span className="sr-only">{t("search.provider", { name: selectedProvider.name })}</span>
</ListboxButton>
</div>
<Transition
as={Fragment}
enter="transition ease-out duration-100"
enterFrom="transform opacity-0 scale-95"
enterTo="transform opacity-100 scale-100"
leave="transition ease-in duration-75"
leaveFrom="transform opacity-100 scale-100"
leaveTo="transform opacity-0 scale-95"
>
<ListboxOptions
aria-label={t("search.select_provider")}
className="absolute right-0 z-10 mt-1 origin-top-right rounded-md
bg-theme-100 dark:bg-theme-600 shadow-lg
ring-1 ring-black ring-opacity-5 focus:outline-hidden"
>
<div className="flex flex-col">
{availableProviderIds.map((providerId) => {
const p = searchProviders[providerId];
return (
<ListboxOption key={providerId} value={p} as={Fragment}>
{({ active }) => (
<li
className={classNames(
"rounded-md cursor-pointer",
active ? "bg-theme-600/10 dark:bg-white/10 dark:text-gray-900" : "dark:text-gray-100",
)}
>
<p.icon className="h-4 w-4 mx-4 my-2" aria-hidden="true" />
<span className="sr-only">{p.name}</span>
</li>
)}
</ListboxOption>
);
})}
</div>
</ListboxOptions>
</Transition>
</Listbox>
{searchSuggestions[1]?.length > 0 && (
<ComboboxOptions className="mt-1 rounded-md bg-theme-50 dark:bg-theme-800 border border-theme-300 dark:border-theme-200/30 cursor-pointer shadow-lg">
<div className="p-1 bg-white/50 dark:bg-white/10 text-theme-900/90 dark:text-white/90 text-xs">
<ComboboxOption key={query} value={query}>
<span className="sr-only">{query}</span>
</ComboboxOption>
{searchSuggestions[1].map((suggestion) => (
<ComboboxOption key={suggestion} value={suggestion} className="flex w-full">
{({ active }) => (
<div
className={classNames(
"px-2 py-1 rounded-md w-full flex-nowrap",
active ? "bg-theme-300/20 dark:bg-white/10" : "",
)}
>
<span className="whitespace-pre">{suggestion.indexOf(query) === 0 ? query : ""}</span>
<span className="mr-4 whitespace-pre opacity-50">
{suggestion.indexOf(query) === 0 ? suggestion.substring(query.length) : suggestion}
</span>
</div>
)}
</ComboboxOption>
))}
</div>
</ComboboxOptions>
)}
</Combobox>
</div>
</Raw>
</ContainerForm>
);
}