import React, { type FC, useMemo, useState } from 'react'
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import { useTranslation } from 'react-i18next'
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import {
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RiCloseLine,
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RiCollapseDiagonalLine,
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RiExpandDiagonalLine,
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} from '@remixicon/react'
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import { useDocumentContext } from '../index'
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import ActionButtons from './common/action-buttons'
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import ChunkContent from './common/chunk-content'
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import Keywords from './common/keywords'
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import RegenerationModal from './common/regeneration-modal'
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import { SegmentIndexTag } from './common/segment-index-tag'
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import Dot from './common/dot'
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import { useSegmentListContext } from './index'
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import { ChunkingMode, type SegmentDetailModel } from '@/models/datasets'
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import { useEventEmitterContextContext } from '@/context/event-emitter'
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import { formatNumber } from '@/utils/format'
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import classNames from '@/utils/classnames'
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import Divider from '@/app/components/base/divider'
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type ISegmentDetailProps = {
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segInfo?: Partial<SegmentDetailModel> & { id: string }
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onUpdate: (segmentId: string, q: string, a: string, k: string[], needRegenerate?: boolean) => void
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onCancel: () => void
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isEditMode?: boolean
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docForm: ChunkingMode
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}
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/**
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* Show all the contents of the segment
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*/
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const SegmentDetail: FC<ISegmentDetailProps> = ({
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segInfo,
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onUpdate,
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onCancel,
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isEditMode,
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docForm,
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}) => {
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const { t } = useTranslation()
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const [question, setQuestion] = useState(isEditMode ? segInfo?.content || '' : segInfo?.sign_content || '')
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const [answer, setAnswer] = useState(segInfo?.answer || '')
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const [keywords, setKeywords] = useState<string[]>(segInfo?.keywords || [])
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const { eventEmitter } = useEventEmitterContextContext()
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const [loading, setLoading] = useState(false)
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const [showRegenerationModal, setShowRegenerationModal] = useState(false)
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const fullScreen = useSegmentListContext(s => s.fullScreen)
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const toggleFullScreen = useSegmentListContext(s => s.toggleFullScreen)
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const mode = useDocumentContext(s => s.mode)
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const parentMode = useDocumentContext(s => s.parentMode)
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eventEmitter?.useSubscription((v) => {
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if (v === 'update-segment')
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setLoading(true)
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if (v === 'update-segment-done')
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setLoading(false)
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})
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const handleCancel = () => {
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onCancel()
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}
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const handleSave = () => {
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onUpdate(segInfo?.id || '', question, answer, keywords)
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}
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const handleRegeneration = () => {
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setShowRegenerationModal(true)
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}
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const onCancelRegeneration = () => {
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setShowRegenerationModal(false)
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}
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const onConfirmRegeneration = () => {
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onUpdate(segInfo?.id || '', question, answer, keywords, true)
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}
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const isParentChildMode = useMemo(() => {
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return mode === 'hierarchical'
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}, [mode])
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const isFullDocMode = useMemo(() => {
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return mode === 'hierarchical' && parentMode === 'full-doc'
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}, [mode, parentMode])
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const titleText = useMemo(() => {
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return isEditMode ? t('datasetDocuments.segment.editChunk') : t('datasetDocuments.segment.chunkDetail')
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}, [isEditMode, t])
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const isQAModel = useMemo(() => {
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return docForm === ChunkingMode.qa
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}, [docForm])
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const wordCountText = useMemo(() => {
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const contentLength = isQAModel ? (question.length + answer.length) : question.length
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const total = formatNumber(isEditMode ? contentLength : segInfo!.word_count as number)
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const count = isEditMode ? contentLength : segInfo!.word_count as number
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return `${total} ${t('datasetDocuments.segment.characters', { count })}`
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}, [isEditMode, question.length, answer.length, isQAModel, segInfo, t])
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const labelPrefix = useMemo(() => {
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return isParentChildMode ? t('datasetDocuments.segment.parentChunk') : t('datasetDocuments.segment.chunk')
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}, [isParentChildMode, t])
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return (
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<div className={'flex h-full flex-col'}>
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<div className={classNames('flex items-center justify-between', fullScreen ? 'py-3 pr-4 pl-6 border border-divider-subtle' : 'pt-3 pr-3 pl-4')}>
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<div className='flex flex-col'>
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<div className='system-xl-semibold text-text-primary'>{titleText}</div>
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<div className='flex items-center gap-x-2'>
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<SegmentIndexTag positionId={segInfo?.position || ''} label={isFullDocMode ? labelPrefix : ''} labelPrefix={labelPrefix} />
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<Dot />
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<span className='system-xs-medium text-text-tertiary'>{wordCountText}</span>
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</div>
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</div>
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<div className='flex items-center'>
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{isEditMode && fullScreen && (
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<>
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<ActionButtons
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handleCancel={handleCancel}
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handleRegeneration={handleRegeneration}
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handleSave={handleSave}
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loading={loading}
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/>
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<Divider type='vertical' className='ml-4 mr-2 h-3.5 bg-divider-regular' />
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</>
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)}
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<div className='mr-1 flex h-8 w-8 cursor-pointer items-center justify-center p-1.5' onClick={toggleFullScreen}>
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{fullScreen ? <RiCollapseDiagonalLine className='h-4 w-4 text-text-tertiary' /> : <RiExpandDiagonalLine className='h-4 w-4 text-text-tertiary' />}
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</div>
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<div className='flex h-8 w-8 cursor-pointer items-center justify-center p-1.5' onClick={onCancel}>
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<RiCloseLine className='h-4 w-4 text-text-tertiary' />
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</div>
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</div>
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</div>
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<div className={classNames(
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'flex grow',
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fullScreen ? 'w-full flex-row justify-center px-6 pt-6 gap-x-8' : 'flex-col gap-y-1 py-3 px-4',
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!isEditMode && 'pb-0 overflow-hidden',
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)}>
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<div className={classNames(isEditMode ? 'break-all whitespace-pre-line overflow-hidden' : 'overflow-y-auto', fullScreen ? 'w-1/2' : 'grow')}>
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<ChunkContent
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docForm={docForm}
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question={question}
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answer={answer}
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onQuestionChange={question => setQuestion(question)}
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onAnswerChange={answer => setAnswer(answer)}
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isEditMode={isEditMode}
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/>
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</div>
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{mode === 'custom' && <Keywords
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className={fullScreen ? 'w-1/5' : ''}
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actionType={isEditMode ? 'edit' : 'view'}
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segInfo={segInfo}
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keywords={keywords}
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isEditMode={isEditMode}
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onKeywordsChange={keywords => setKeywords(keywords)}
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/>}
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</div>
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{isEditMode && !fullScreen && (
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<div className='flex items-center justify-end border-t-[1px] border-t-divider-subtle p-4 pt-3'>
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<ActionButtons
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handleCancel={handleCancel}
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handleRegeneration={handleRegeneration}
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handleSave={handleSave}
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loading={loading}
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/>
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</div>
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)}
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{
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showRegenerationModal && (
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<RegenerationModal
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isShow={showRegenerationModal}
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onConfirm={onConfirmRegeneration}
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onCancel={onCancelRegeneration}
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onClose={onCancelRegeneration}
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/>
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)
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}
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</div>
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)
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}
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export default React.memo(SegmentDetail)
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