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web/app/components/datasets/common/document-picker/preview-document-picker.tsx

@@ -0,0 +1,82 @@
+'use client'
+import type { FC } from 'react'
+import React, { useCallback } from 'react'
+import { useBoolean } from 'ahooks'
+import { RiArrowDownSLine } from '@remixicon/react'
+import { useTranslation } from 'react-i18next'
+import FileIcon from '../document-file-icon'
+import DocumentList from './document-list'
+import {
+  PortalToFollowElem,
+  PortalToFollowElemContent,
+  PortalToFollowElemTrigger,
+} from '@/app/components/base/portal-to-follow-elem'
+import cn from '@/utils/classnames'
+import Loading from '@/app/components/base/loading'
+import type { DocumentItem } from '@/models/datasets'
+
+type Props = {
+  className?: string
+  value: DocumentItem
+  files: DocumentItem[]
+  onChange: (value: DocumentItem) => void
+}
+
+const PreviewDocumentPicker: FC<Props> = ({
+  className,
+  value,
+  files,
+  onChange,
+}) => {
+  const { t } = useTranslation()
+  const { name, extension } = value
+
+  const [open, {
+    set: setOpen,
+    toggle: togglePopup,
+  }] = useBoolean(false)
+  const ArrowIcon = RiArrowDownSLine
+
+  const handleChange = useCallback((item: DocumentItem) => {
+    onChange(item)
+    setOpen(false)
+  }, [onChange, setOpen])
+
+  return (
+    <PortalToFollowElem
+      open={open}
+      onOpenChange={setOpen}
+      placement='bottom-start'
+      offset={4}
+    >
+      <PortalToFollowElemTrigger onClick={togglePopup}>
+        <div className={cn('flex items-center h-6 px-1 rounded-md hover:bg-state-base-hover select-none', open && 'bg-state-base-hover', className)}>
+          <FileIcon name={name} extension={extension} size='md' />
+          <div className='flex flex-col items-start ml-1'>
+            <div className='flex items-center space-x-0.5'>
+              <span className={cn('system-md-semibold max-w-[200px] truncate text-text-primary')}> {name || '--'}</span>
+              <ArrowIcon className={'h-[18px] w-[18px] text-text-primary'} />
+            </div>
+          </div>
+        </div>
+      </PortalToFollowElemTrigger>
+      <PortalToFollowElemContent className='z-[11]'>
+        <div className='w-[392px] p-1 rounded-xl border-[0.5px] border-components-panel-border bg-components-panel-bg-blur shadow-lg backdrop-blur-[5px]'>
+          {files?.length > 1 && <div className='pl-2 flex items-center h-8 system-xs-medium-uppercase text-text-tertiary'>{t('dataset.preprocessDocument', { num: files.length })}</div>}
+          {files?.length > 0
+            ? (
+              <DocumentList
+                list={files}
+                onChange={handleChange}
+              />
+            )
+            : (<div className='mt-2 flex items-center justify-center w-[360px] h-[100px]'>
+              <Loading />
+            </div>)}
+        </div>
+
+      </PortalToFollowElemContent>
+    </PortalToFollowElem>
+  )
+}
+export default React.memo(PreviewDocumentPicker)