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import { useState, useCallback, useEffect } from 'react'
import Button from '@/components/ui/Button'
import {
Dialog,
DialogContent,
DialogDescription,
DialogHeader,
DialogTitle,
DialogTrigger,
DialogFooter
} from '@/components/ui/Dialog'
import Input from '@/components/ui/Input'
import { toast } from 'sonner'
import { errorMessage } from '@/lib/utils'
import { deleteDocuments } from '@/api/lightrag'
import { TrashIcon, AlertTriangleIcon } from 'lucide-react'
import { useTranslation } from 'react-i18next'
// Simple Label component
const Label = ({
htmlFor,
className,
children,
...props
}: React.LabelHTMLAttributes<HTMLLabelElement>) => (
<label
htmlFor={htmlFor}
className={className}
{...props}
>
{children}
</label>
)
interface DeleteDocumentsDialogProps {
selectedDocIds: string[]
totalCompletedCount: number
onDocumentsDeleted?: () => Promise<void>
}
export default function DeleteDocumentsDialog({ selectedDocIds, totalCompletedCount, onDocumentsDeleted }: DeleteDocumentsDialogProps) {
const { t } = useTranslation()
const [open, setOpen] = useState(false)
const [confirmText, setConfirmText] = useState('')
const [deleteFile, setDeleteFile] = useState(false)
const [isDeleting, setIsDeleting] = useState(false)
const isConfirmEnabled = confirmText.toLowerCase() === 'yes' && !isDeleting
// Reset state when dialog closes
useEffect(() => {
if (!open) {
setConfirmText('')
setDeleteFile(false)
setIsDeleting(false)
}
}, [open])
const handleDelete = useCallback(async () => {
if (!isConfirmEnabled || selectedDocIds.length === 0) return
// Check if user is trying to delete all completed documents
if (selectedDocIds.length === totalCompletedCount && totalCompletedCount > 0) {
toast.error(t('documentPanel.deleteDocuments.cannotDeleteAll'))
return
}
setIsDeleting(true)
try {
const result = await deleteDocuments(selectedDocIds, deleteFile)
if (result.status === 'deletion_started') {
toast.success(t('documentPanel.deleteDocuments.success', { count: selectedDocIds.length }))
} else if (result.status === 'busy') {
toast.error(t('documentPanel.deleteDocuments.busy'))
setConfirmText('')
setIsDeleting(false)
return
} else if (result.status === 'not_allowed') {
toast.error(t('documentPanel.deleteDocuments.notAllowed'))
setConfirmText('')
setIsDeleting(false)
return
} else {
toast.error(t('documentPanel.deleteDocuments.failed', { message: result.message }))
setConfirmText('')
setIsDeleting(false)
return
}
// Refresh document list if provided
if (onDocumentsDeleted) {
onDocumentsDeleted().catch(console.error)
}
// Close dialog after successful operation
setOpen(false)
} catch (err) {
toast.error(t('documentPanel.deleteDocuments.error', { error: errorMessage(err) }))
setConfirmText('')
} finally {
setIsDeleting(false)
}
}, [isConfirmEnabled, selectedDocIds, totalCompletedCount, deleteFile, setOpen, t, onDocumentsDeleted])
return (
<Dialog open={open} onOpenChange={setOpen}>
<DialogTrigger asChild>
<Button
variant="destructive"
side="bottom"
tooltip={t('documentPanel.deleteDocuments.tooltip', { count: selectedDocIds.length })}
size="sm"
>
<TrashIcon/> {t('documentPanel.deleteDocuments.button')}
</Button>
</DialogTrigger>
<DialogContent className="sm:max-w-xl" onCloseAutoFocus={(e) => e.preventDefault()}>
<DialogHeader>
<DialogTitle className="flex items-center gap-2 text-red-500 dark:text-red-400 font-bold">
<AlertTriangleIcon className="h-5 w-5" />
{t('documentPanel.deleteDocuments.title')}
</DialogTitle>
<DialogDescription className="pt-2">
{t('documentPanel.deleteDocuments.description', { count: selectedDocIds.length })}
</DialogDescription>
</DialogHeader>
<div className="text-red-500 dark:text-red-400 font-semibold mb-4">
{t('documentPanel.deleteDocuments.warning')}
</div>
<div className="mb-4">
{t('documentPanel.deleteDocuments.confirm', { count: selectedDocIds.length })}
</div>
<div className="space-y-4">
<div className="space-y-2">
<Label htmlFor="confirm-text" className="text-sm font-medium">
{t('documentPanel.deleteDocuments.confirmPrompt')}
</Label>
<Input
id="confirm-text"
value={confirmText}
onChange={(e: React.ChangeEvent<HTMLInputElement>) => setConfirmText(e.target.value)}
placeholder={t('documentPanel.deleteDocuments.confirmPlaceholder')}
className="w-full"
disabled={isDeleting}
/>
</div>
<div className="flex items-center space-x-2">
<input
type="checkbox"
id="delete-file"
checked={deleteFile}
onChange={(e) => setDeleteFile(e.target.checked)}
disabled={isDeleting}
className="h-4 w-4 text-red-600 focus:ring-red-500 border-gray-300 rounded"
/>
<Label htmlFor="delete-file" className="text-sm font-medium cursor-pointer">
{t('documentPanel.deleteDocuments.deleteFileOption')}
</Label>
</div>
</div>
<DialogFooter>
<Button variant="outline" onClick={() => setOpen(false)} disabled={isDeleting}>
{t('common.cancel')}
</Button>
<Button
variant="destructive"
onClick={handleDelete}
disabled={!isConfirmEnabled}
>
{isDeleting ? t('documentPanel.deleteDocuments.deleting') : t('documentPanel.deleteDocuments.confirmButton')}
</Button>
</DialogFooter>
</DialogContent>
</Dialog>
)
}
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