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import { useMemo, useRef, useState } from "react";
import { FlatList, Keyboard, Pressable, TextInput, View } from "react-native";
import { router, Stack } from "expo-router";
import BookmarkList from "@/components/bookmarks/BookmarkList";
import FullPageError from "@/components/FullPageError";
import CustomSafeAreaView from "@/components/ui/CustomSafeAreaView";
import FullPageSpinner from "@/components/ui/FullPageSpinner";
import { SearchInput } from "@/components/ui/SearchInput";
import { Text } from "@/components/ui/Text";
import { api } from "@/lib/trpc";
import AsyncStorage from "@react-native-async-storage/async-storage";
import { keepPreviousData } from "@tanstack/react-query";
import { useDebounce } from "use-debounce";
import { useSearchHistory } from "@karakeep/shared-react/hooks/search-history";
const MAX_DISPLAY_SUGGESTIONS = 5;
export default function Search() {
const [search, setSearch] = useState("");
const [query] = useDebounce(search, 10);
const inputRef = useRef<TextInput>(null);
const [isInputFocused, setIsInputFocused] = useState(true);
const { history, addTerm, clearHistory } = useSearchHistory({
getItem: (k: string) => AsyncStorage.getItem(k),
setItem: (k: string, v: string) => AsyncStorage.setItem(k, v),
removeItem: (k: string) => AsyncStorage.removeItem(k),
});
const onRefresh = api.useUtils().bookmarks.searchBookmarks.invalidate;
const {
data,
error,
refetch,
isPending,
isFetching,
fetchNextPage,
isFetchingNextPage,
} = api.bookmarks.searchBookmarks.useInfiniteQuery(
{ text: query },
{
placeholderData: keepPreviousData,
gcTime: 0,
initialCursor: null,
getNextPageParam: (lastPage) => lastPage.nextCursor,
},
);
const filteredHistory = useMemo(() => {
if (search.trim().length === 0) {
// Show recent items when not typing
return history.slice(0, MAX_DISPLAY_SUGGESTIONS);
}
// Show filtered items when typing
return history
.filter((item) => item.toLowerCase().includes(search.toLowerCase()))
.slice(0, MAX_DISPLAY_SUGGESTIONS);
}, [search, history]);
if (error) {
return <FullPageError error={error.message} onRetry={() => refetch()} />;
}
const handleSearchSubmit = (searchTerm: string) => {
const term = searchTerm.trim();
if (term.length > 0) {
addTerm(term);
setSearch(term);
}
inputRef.current?.blur();
Keyboard.dismiss();
};
const renderHistoryItem = ({ item }: { item: string }) => (
<Pressable
onPress={() => handleSearchSubmit(item)}
className="border-b border-gray-200 p-3"
>
<Text className="text-foreground">{item}</Text>
</Pressable>
);
const handleOnFocus = () => {
setIsInputFocused(true);
};
const handleOnBlur = () => {
setIsInputFocused(false);
if (search.trim().length > 0) {
addTerm(search);
}
};
return (
<CustomSafeAreaView>
<Stack.Screen
options={{
headerShown: true,
}}
/>
<SearchInput
containerClassName="m-3"
ref={inputRef}
placeholder="Search"
className="flex-1"
value={search}
onChangeText={setSearch}
onFocus={handleOnFocus}
onBlur={handleOnBlur}
onSubmitEditing={() => handleSearchSubmit(search)}
returnKeyType="search"
autoFocus
autoCapitalize="none"
onCancel={router.back}
/>
{isInputFocused ? (
<FlatList
data={filteredHistory}
renderItem={renderHistoryItem}
keyExtractor={(item, index) => `${item}-${index}`}
ListHeaderComponent={
<View className="flex-row items-center justify-between p-3">
<Text className="text-sm font-bold text-gray-500">
Recent Searches
</Text>
{history.length > 0 && (
<Pressable onPress={clearHistory}>
<Text className="text-sm text-blue-500">Clear</Text>
</Pressable>
)}
</View>
}
ListEmptyComponent={
<Text className="p-3 text-center text-gray-500">
No matching searches.
</Text>
}
keyboardShouldPersistTaps="handled"
/>
) : isFetching && query.length > 0 ? (
<FullPageSpinner />
) : data && query.length > 0 ? (
<BookmarkList
bookmarks={data.pages.flatMap((p) => p.bookmarks)}
fetchNextPage={fetchNextPage}
isFetchingNextPage={isFetchingNextPage}
onRefresh={onRefresh}
isRefreshing={isPending}
/>
) : (
<View />
)}
</CustomSafeAreaView>
);
}
|
