Files
MemoryBear/web/src/components/PageScrollList/index.tsx
2026-02-03 17:23:40 +08:00

131 lines
3.5 KiB
TypeScript

import React, { useEffect, useState, useRef, forwardRef, useImperativeHandle } from 'react';
import { List } from 'antd';
import InfiniteScroll from 'react-infinite-scroll-component';
import { request } from '@/utils/request';
import PageEmpty from '@/components/Empty/PageEmpty'
import PageLoading from '@/components/Empty/PageLoading'
const PAGE_SIZE = 20;
interface ApiResponse<T> {
items?: T[];
page: {
page: number;
pagesize: number;
total: number;
hasnext: boolean;
};
}
export interface PageScrollListRef {
refresh: () => void;
}
interface PageScrollListProps<T, Q = Record<string, unknown>> {
url: string;
renderItem: (item: T) => React.ReactNode;
query?: Q;
column?: number;
className?: string;
needLoading?: boolean;
}
const PageScrollList = forwardRef(<T, Q = Record<string, unknown>>({
renderItem,
query,
url,
column = 4,
className = '',
needLoading = true,
}: PageScrollListProps<T, Q>, ref: React.Ref<PageScrollListRef>) => {
useImperativeHandle(ref, () => ({
refresh,
}));
const [loading, setLoading] = useState(false);
const [data, setData] = useState<T[]>([]);
const [page, setPage] = useState(1);
const [hasMore, setHasMore] = useState(true);
const scrollRef = useRef<HTMLDivElement>(null);
const loadMoreData = (flag?: boolean) => {
if (!flag && (loading || !hasMore)) {
return;
}
setLoading(true);
request.get(url, {
page: page,
pagesize: PAGE_SIZE,
...(query||{}),
})
.then((res) => {
const response = res as ApiResponse<T>;
const results = Array.isArray(response.items) ? response.items : Array.isArray(response) ? response as T[] : [];
if (flag) {
setData(results);
} else {
setData(data.concat(results));
}
setPage(response.page.page + 1);
setHasMore(response.page?.hasnext);
setLoading(false);
console.log(`${results.length} more items loaded!`);
})
.catch(() => {
setLoading(false);
setHasMore(false);
console.error('Failed to load data');
})
.finally(() => {
setLoading(false);
});
};
// 刷新列表数据
const refresh = () => {
setPage(1);
setHasMore(true);
setData([]);
}
useEffect(() => {
refresh()
}, [query]);
useEffect(() => {
if (page === 1 && hasMore && data.length === 0) {
loadMoreData(true);
}
}, [page, hasMore, data])
return (
<>
<div
ref={scrollRef}
id="scrollableDiv"
className={`rb:overflow-y-auto rb:overflow-x-hidden rb:h-[calc(100vh-148px)] ${className}`}
>
<InfiniteScroll
dataLength={data.length}
next={loadMoreData}
hasMore={hasMore}
loader={loading && needLoading ? <PageLoading /> : false}
// endMessage={<Divider plain>It is all, nothing more 🤐</Divider>}
scrollableTarget="scrollableDiv"
className='rb:h-full!'
>
{data.length > 0 ? (
<List
grid={{ gutter: 16, column: column }}
dataSource={data}
renderItem={(item) => (
<List.Item>
{renderItem(item)}
</List.Item>
)}
/>
) : !loading ? <PageEmpty /> : null}
</InfiniteScroll>
</div>
</>
);
}) as <T = Record<string, unknown>, Q = Record<string, unknown>>(props: PageScrollListProps<T, Q> & { ref?: React.Ref<PageScrollListRef> }) => React.ReactElement;
export default PageScrollList;