Silow ea150dc336
feat: Upload a folder to knowledgebase (#17026)
Co-authored-by: Silow9 <soulskytony@gmail.com>
2025-04-28 15:31:22 +08:00

382 lines
14 KiB
TypeScript

'use client'
import React, { useCallback, useEffect, useMemo, useRef, useState } from 'react'
import { useTranslation } from 'react-i18next'
import { useContext } from 'use-context-selector'
import useSWR from 'swr'
import { RiDeleteBinLine, RiUploadCloud2Line } from '@remixicon/react'
import DocumentFileIcon from '../../common/document-file-icon'
import cn from '@/utils/classnames'
import type { CustomFile as File, FileItem } from '@/models/datasets'
import { ToastContext } from '@/app/components/base/toast'
import SimplePieChart from '@/app/components/base/simple-pie-chart'
import { upload } from '@/service/base'
import { fetchFileUploadConfig } from '@/service/common'
import { fetchSupportFileTypes } from '@/service/datasets'
import I18n from '@/context/i18n'
import { LanguagesSupported } from '@/i18n/language'
import { IS_CE_EDITION } from '@/config'
import { Theme } from '@/types/app'
import useTheme from '@/hooks/use-theme'
const FILES_NUMBER_LIMIT = 20
type IFileUploaderProps = {
fileList: FileItem[]
titleClassName?: string
prepareFileList: (files: FileItem[]) => void
onFileUpdate: (fileItem: FileItem, progress: number, list: FileItem[]) => void
onFileListUpdate?: (files: FileItem[]) => void
onPreview: (file: File) => void
notSupportBatchUpload?: boolean
}
const FileUploader = ({
fileList,
titleClassName,
prepareFileList,
onFileUpdate,
onFileListUpdate,
onPreview,
notSupportBatchUpload,
}: IFileUploaderProps) => {
const { t } = useTranslation()
const { notify } = useContext(ToastContext)
const { locale } = useContext(I18n)
const [dragging, setDragging] = useState(false)
const dropRef = useRef<HTMLDivElement>(null)
const dragRef = useRef<HTMLDivElement>(null)
const fileUploader = useRef<HTMLInputElement>(null)
const hideUpload = notSupportBatchUpload && fileList.length > 0
const { data: fileUploadConfigResponse } = useSWR({ url: '/files/upload' }, fetchFileUploadConfig)
const { data: supportFileTypesResponse } = useSWR({ url: '/files/support-type' }, fetchSupportFileTypes)
const supportTypes = supportFileTypesResponse?.allowed_extensions || []
const supportTypesShowNames = (() => {
const extensionMap: { [key: string]: string } = {
md: 'markdown',
pptx: 'pptx',
htm: 'html',
xlsx: 'xlsx',
docx: 'docx',
}
return [...supportTypes]
.map(item => extensionMap[item] || item) // map to standardized extension
.map(item => item.toLowerCase()) // convert to lower case
.filter((item, index, self) => self.indexOf(item) === index) // remove duplicates
.map(item => item.toUpperCase()) // convert to upper case
.join(locale !== LanguagesSupported[1] ? ', ' : '、 ')
})()
const ACCEPTS = supportTypes.map((ext: string) => `.${ext}`)
const fileUploadConfig = useMemo(() => fileUploadConfigResponse ?? {
file_size_limit: 15,
batch_count_limit: 5,
}, [fileUploadConfigResponse])
const fileListRef = useRef<FileItem[]>([])
// utils
const getFileType = (currentFile: File) => {
if (!currentFile)
return ''
const arr = currentFile.name.split('.')
return arr[arr.length - 1]
}
const getFileSize = (size: number) => {
if (size / 1024 < 10)
return `${(size / 1024).toFixed(2)}KB`
return `${(size / 1024 / 1024).toFixed(2)}MB`
}
const isValid = useCallback((file: File) => {
const { size } = file
const ext = `.${getFileType(file)}`
const isValidType = ACCEPTS.includes(ext.toLowerCase())
if (!isValidType)
notify({ type: 'error', message: t('datasetCreation.stepOne.uploader.validation.typeError') })
const isValidSize = size <= fileUploadConfig.file_size_limit * 1024 * 1024
if (!isValidSize)
notify({ type: 'error', message: t('datasetCreation.stepOne.uploader.validation.size', { size: fileUploadConfig.file_size_limit }) })
return isValidType && isValidSize
}, [fileUploadConfig, notify, t, ACCEPTS])
const fileUpload = useCallback(async (fileItem: FileItem): Promise<FileItem> => {
const formData = new FormData()
formData.append('file', fileItem.file)
const onProgress = (e: ProgressEvent) => {
if (e.lengthComputable) {
const percent = Math.floor(e.loaded / e.total * 100)
onFileUpdate(fileItem, percent, fileListRef.current)
}
}
return upload({
xhr: new XMLHttpRequest(),
data: formData,
onprogress: onProgress,
}, false, undefined, '?source=datasets')
.then((res: File) => {
const completeFile = {
fileID: fileItem.fileID,
file: res,
progress: -1,
}
const index = fileListRef.current.findIndex(item => item.fileID === fileItem.fileID)
fileListRef.current[index] = completeFile
onFileUpdate(completeFile, 100, fileListRef.current)
return Promise.resolve({ ...completeFile })
})
.catch((e) => {
notify({ type: 'error', message: e?.response?.code === 'forbidden' ? e?.response?.message : t('datasetCreation.stepOne.uploader.failed') })
onFileUpdate(fileItem, -2, fileListRef.current)
return Promise.resolve({ ...fileItem })
})
.finally()
}, [fileListRef, notify, onFileUpdate, t])
const uploadBatchFiles = useCallback((bFiles: FileItem[]) => {
bFiles.forEach(bf => (bf.progress = 0))
return Promise.all(bFiles.map(fileUpload))
}, [fileUpload])
const uploadMultipleFiles = useCallback(async (files: FileItem[]) => {
const batchCountLimit = fileUploadConfig.batch_count_limit
const length = files.length
let start = 0
let end = 0
while (start < length) {
if (start + batchCountLimit > length)
end = length
else
end = start + batchCountLimit
const bFiles = files.slice(start, end)
await uploadBatchFiles(bFiles)
start = end
}
}, [fileUploadConfig, uploadBatchFiles])
const initialUpload = useCallback((files: File[]) => {
if (!files.length)
return false
if (files.length + fileList.length > FILES_NUMBER_LIMIT && !IS_CE_EDITION) {
notify({ type: 'error', message: t('datasetCreation.stepOne.uploader.validation.filesNumber', { filesNumber: FILES_NUMBER_LIMIT }) })
return false
}
const preparedFiles = files.map((file, index) => ({
fileID: `file${index}-${Date.now()}`,
file,
progress: -1,
}))
const newFiles = [...fileListRef.current, ...preparedFiles]
prepareFileList(newFiles)
fileListRef.current = newFiles
uploadMultipleFiles(preparedFiles)
}, [prepareFileList, uploadMultipleFiles, notify, t, fileList])
const handleDragEnter = (e: DragEvent) => {
e.preventDefault()
e.stopPropagation()
e.target !== dragRef.current && setDragging(true)
}
const handleDragOver = (e: DragEvent) => {
e.preventDefault()
e.stopPropagation()
}
const handleDragLeave = (e: DragEvent) => {
e.preventDefault()
e.stopPropagation()
e.target === dragRef.current && setDragging(false)
}
type FileWithPath = {
relativePath?: string
} & File
const traverseFileEntry = useCallback(
(entry: any, prefix = ''): Promise<FileWithPath[]> => {
return new Promise((resolve) => {
if (entry.isFile) {
entry.file((file: FileWithPath) => {
file.relativePath = `${prefix}${file.name}`
resolve([file])
})
}
else if (entry.isDirectory) {
const reader = entry.createReader()
const entries: any[] = []
const read = () => {
reader.readEntries(async (results: FileSystemEntry[]) => {
if (!results.length) {
const files = await Promise.all(
entries.map(ent =>
traverseFileEntry(ent, `${prefix}${entry.name}/`),
),
)
resolve(files.flat())
}
else {
entries.push(...results)
read()
}
})
}
read()
}
else {
resolve([])
}
})
},
[],
)
const handleDrop = useCallback(
async (e: DragEvent) => {
e.preventDefault()
e.stopPropagation()
setDragging(false)
if (!e.dataTransfer) return
const nested = await Promise.all(
Array.from(e.dataTransfer.items).map((it) => {
const entry = (it as any).webkitGetAsEntry?.()
if (entry) return traverseFileEntry(entry)
const f = it.getAsFile?.()
return f ? Promise.resolve([f]) : Promise.resolve([])
}),
)
let files = nested.flat()
if (notSupportBatchUpload) files = files.slice(0, 1)
const valid = files.filter(isValid)
initialUpload(valid)
},
[initialUpload, isValid, notSupportBatchUpload, traverseFileEntry],
)
const selectHandle = () => {
if (fileUploader.current)
fileUploader.current.click()
}
const removeFile = (fileID: string) => {
if (fileUploader.current)
fileUploader.current.value = ''
fileListRef.current = fileListRef.current.filter(item => item.fileID !== fileID)
onFileListUpdate?.([...fileListRef.current])
}
const fileChangeHandle = useCallback((e: React.ChangeEvent<HTMLInputElement>) => {
const files = [...(e.target.files ?? [])] as File[]
initialUpload(files.filter(isValid))
}, [isValid, initialUpload])
const { theme } = useTheme()
const chartColor = useMemo(() => theme === Theme.dark ? '#5289ff' : '#296dff', [theme])
useEffect(() => {
dropRef.current?.addEventListener('dragenter', handleDragEnter)
dropRef.current?.addEventListener('dragover', handleDragOver)
dropRef.current?.addEventListener('dragleave', handleDragLeave)
dropRef.current?.addEventListener('drop', handleDrop)
return () => {
dropRef.current?.removeEventListener('dragenter', handleDragEnter)
dropRef.current?.removeEventListener('dragover', handleDragOver)
dropRef.current?.removeEventListener('dragleave', handleDragLeave)
dropRef.current?.removeEventListener('drop', handleDrop)
}
}, [handleDrop])
return (
<div className="mb-5 w-[640px]">
{!hideUpload && (
<input
ref={fileUploader}
id="fileUploader"
className="hidden"
type="file"
multiple={!notSupportBatchUpload}
accept={ACCEPTS.join(',')}
onChange={fileChangeHandle}
/>
)}
<div className={cn('mb-1 text-sm font-semibold leading-6 text-text-secondary', titleClassName)}>{t('datasetCreation.stepOne.uploader.title')}</div>
{!hideUpload && (
<div ref={dropRef} className={cn('relative mb-2 box-border flex min-h-20 max-w-[640px] flex-col items-center justify-center gap-1 rounded-xl border border-dashed border-components-dropzone-border bg-components-dropzone-bg px-4 py-3 text-xs leading-4 text-text-tertiary', dragging && 'border-components-dropzone-border-accent bg-components-dropzone-bg-accent')}>
<div className="flex min-h-5 items-center justify-center text-sm leading-4 text-text-secondary">
<RiUploadCloud2Line className='mr-2 size-5' />
<span>
{t('datasetCreation.stepOne.uploader.button')}
{supportTypes.length > 0 && (
<label className="ml-1 cursor-pointer text-text-accent" onClick={selectHandle}>{t('datasetCreation.stepOne.uploader.browse')}</label>
)}
</span>
</div>
<div>{t('datasetCreation.stepOne.uploader.tip', {
size: fileUploadConfig.file_size_limit,
supportTypes: supportTypesShowNames,
})}</div>
{dragging && <div ref={dragRef} className='absolute left-0 top-0 h-full w-full' />}
</div>
)}
<div className='max-w-[640px] cursor-default space-y-1'>
{fileList.map((fileItem, index) => (
<div
key={`${fileItem.fileID}-${index}`}
onClick={() => fileItem.file?.id && onPreview(fileItem.file)}
className={cn(
'flex h-12 max-w-[640px] items-center rounded-lg border border-components-panel-border bg-components-panel-on-panel-item-bg text-xs leading-3 text-text-tertiary shadow-xs',
// 'border-state-destructive-border bg-state-destructive-hover',
)}
>
<div className="flex w-12 shrink-0 items-center justify-center">
<DocumentFileIcon
className="size-6 shrink-0"
name={fileItem.file.name}
extension={getFileType(fileItem.file)}
/>
</div>
<div className="flex shrink grow flex-col gap-0.5">
<div className='flex w-full'>
<div className="w-0 grow truncate text-sm leading-4 text-text-secondary">{fileItem.file.name}</div>
</div>
<div className="w-full truncate leading-3 text-text-tertiary">
<span className='uppercase'>{getFileType(fileItem.file)}</span>
<span className='px-1 text-text-quaternary'>·</span>
<span>{getFileSize(fileItem.file.size)}</span>
{/* <span className='px-1 text-text-quaternary'>·</span>
<span>10k characters</span> */}
</div>
</div>
<div className="flex w-16 shrink-0 items-center justify-end gap-1 pr-3">
{/* <span className="flex justify-center items-center w-6 h-6 cursor-pointer">
<RiErrorWarningFill className='size-4 text-text-warning' />
</span> */}
{(fileItem.progress < 100 && fileItem.progress >= 0) && (
// <div className={s.percent}>{`${fileItem.progress}%`}</div>
<SimplePieChart percentage={fileItem.progress} stroke={chartColor} fill={chartColor} animationDuration={0} />
)}
<span className="flex h-6 w-6 cursor-pointer items-center justify-center" onClick={(e) => {
e.stopPropagation()
removeFile(fileItem.fileID)
}}>
<RiDeleteBinLine className='size-4 text-text-tertiary' />
</span>
</div>
</div>
))}
</div>
</div>
)
}
export default FileUploader