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import { useFetchNextChunkList, useSwitchChunk } from '@/hooks/chunk-hooks';
import type { PaginationProps } from 'antd';
import { Divider, Flex, Pagination, Space, Spin, message } from 'antd';
import classNames from 'classnames';
import { useCallback, useState } from 'react';
import { useTranslation } from 'react-i18next';
import ChunkCard from './components/chunk-card';
import CreatingModal from './components/chunk-creating-modal';
import ChunkToolBar from './components/chunk-toolbar';
import DocumentPreview from './components/document-preview/preview';
import KnowledgeGraphModal from './components/knowledge-graph/modal';
import {
useChangeChunkTextMode,
useDeleteChunkByIds,
useGetChunkHighlights,
useHandleChunkCardClick,
useUpdateChunk,
} from './hooks';
import styles from './index.less';
const Chunk = () => {
const [selectedChunkIds, setSelectedChunkIds] = useState<string[]>([]);
const { removeChunk } = useDeleteChunkByIds();
const {
data: { documentInfo, data = [], total },
pagination,
loading,
searchString,
handleInputChange,
available,
handleSetAvailable,
} = useFetchNextChunkList();
const { handleChunkCardClick, selectedChunkId } = useHandleChunkCardClick();
const isPdf = documentInfo?.type === 'pdf';
const { t } = useTranslation();
const { changeChunkTextMode, textMode } = useChangeChunkTextMode();
const { switchChunk } = useSwitchChunk();
const {
chunkUpdatingLoading,
onChunkUpdatingOk,
showChunkUpdatingModal,
hideChunkUpdatingModal,
chunkId,
chunkUpdatingVisible,
documentId,
} = useUpdateChunk();
const onPaginationChange: PaginationProps['onShowSizeChange'] = (
page,
size,
) => {
setSelectedChunkIds([]);
pagination.onChange?.(page, size);
};
const selectAllChunk = useCallback(
(checked: boolean) => {
setSelectedChunkIds(checked ? data.map((x) => x.chunk_id) : []);
},
[data],
);
const handleSingleCheckboxClick = useCallback(
(chunkId: string, checked: boolean) => {
setSelectedChunkIds((previousIds) => {
const idx = previousIds.findIndex((x) => x === chunkId);
const nextIds = [...previousIds];
if (checked && idx === -1) {
nextIds.push(chunkId);
} else if (!checked && idx !== -1) {
nextIds.splice(idx, 1);
}
return nextIds;
});
},
[],
);
const showSelectedChunkWarning = useCallback(() => {
message.warning(t('message.pleaseSelectChunk'));
}, [t]);
const handleRemoveChunk = useCallback(async () => {
if (selectedChunkIds.length > 0) {
const resCode: number = await removeChunk(selectedChunkIds, documentId);
if (resCode === 0) {
setSelectedChunkIds([]);
}
} else {
showSelectedChunkWarning();
}
}, [selectedChunkIds, documentId, removeChunk, showSelectedChunkWarning]);
const handleSwitchChunk = useCallback(
async (available?: number, chunkIds?: string[]) => {
let ids = chunkIds;
if (!chunkIds) {
ids = selectedChunkIds;
if (selectedChunkIds.length === 0) {
showSelectedChunkWarning();
return;
}
}
const resCode: number = await switchChunk({
chunk_ids: ids,
available_int: available,
doc_id: documentId,
});
if (!chunkIds && resCode === 0) {
}
},
[switchChunk, documentId, selectedChunkIds, showSelectedChunkWarning],
);
const { highlights, setWidthAndHeight } =
useGetChunkHighlights(selectedChunkId);
return (
<>
<div className={styles.chunkPage}>
<ChunkToolBar
selectAllChunk={selectAllChunk}
createChunk={showChunkUpdatingModal}
removeChunk={handleRemoveChunk}
checked={selectedChunkIds.length === data.length}
switchChunk={handleSwitchChunk}
changeChunkTextMode={changeChunkTextMode}
searchString={searchString}
handleInputChange={handleInputChange}
available={available}
handleSetAvailable={handleSetAvailable}
></ChunkToolBar>
<Divider></Divider>
<Flex flex={1} gap={'middle'}>
<Flex
vertical
className={isPdf ? styles.pagePdfWrapper : styles.pageWrapper}
>
<Spin spinning={loading} className={styles.spin} size="large">
<div className={styles.pageContent}>
<Space
direction="vertical"
size={'middle'}
className={classNames(styles.chunkContainer, {
[styles.chunkOtherContainer]: !isPdf,
})}
>
{data.map((item) => (
<ChunkCard
item={item}
key={item.chunk_id}
editChunk={showChunkUpdatingModal}
checked={selectedChunkIds.some(
(x) => x === item.chunk_id,
)}
handleCheckboxClick={handleSingleCheckboxClick}
switchChunk={handleSwitchChunk}
clickChunkCard={handleChunkCardClick}
selected={item.chunk_id === selectedChunkId}
textMode={textMode}
></ChunkCard>
))}
</Space>
</div>
</Spin>
<div className={styles.pageFooter}>
<Pagination
{...pagination}
total={total}
size={'small'}
onChange={onPaginationChange}
/>
</div>
</Flex>
{isPdf && (
<section className={styles.documentPreview}>
<DocumentPreview
highlights={highlights}
setWidthAndHeight={setWidthAndHeight}
></DocumentPreview>
</section>
)}
</Flex>
</div>
{chunkUpdatingVisible && (
<CreatingModal
doc_id={documentId}
chunkId={chunkId}
hideModal={hideChunkUpdatingModal}
visible={chunkUpdatingVisible}
loading={chunkUpdatingLoading}
onOk={onChunkUpdatingOk}
/>
)}
<KnowledgeGraphModal></KnowledgeGraphModal>
</>
);
};
export default Chunk;
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