4f:I[707087,["/_next/static/immutable/chunks/2985g-hklwiee.js","/_next/static/immutable/chunks/0qkc3dps_9x_i.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3thksmxn95rly.js","/_next/static/immutable/chunks/15bpbjna9-vr3.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/0agonoz1szsjm.js","/_next/static/immutable/chunks/1ynd3dcge2kn1.js","/_next/static/immutable/chunks/0krdn-21gkgjt.js","/_next/static/immutable/chunks/0n9w9riw96l80.js","/_next/static/immutable/chunks/0w75qangey2ys.js","/_next/static/immutable/chunks/1tge7vcvsb70s.js","/_next/static/immutable/chunks/35ju_ac0ysz07.js"],"RegistryDependencies"] 50:I[512940,["/_next/static/immutable/chunks/2985g-hklwiee.js","/_next/static/immutable/chunks/0qkc3dps_9x_i.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3thksmxn95rly.js","/_next/static/immutable/chunks/15bpbjna9-vr3.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/0agonoz1szsjm.js","/_next/static/immutable/chunks/1ynd3dcge2kn1.js","/_next/static/immutable/chunks/0krdn-21gkgjt.js","/_next/static/immutable/chunks/0n9w9riw96l80.js","/_next/static/immutable/chunks/0w75qangey2ys.js","/_next/static/immutable/chunks/1tge7vcvsb70s.js","/_next/static/immutable/chunks/35ju_ac0ysz07.js"],"Installation"] 51:I[314491,["/_next/static/immutable/chunks/2985g-hklwiee.js","/_next/static/immutable/chunks/0qkc3dps_9x_i.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3thksmxn95rly.js","/_next/static/immutable/chunks/15bpbjna9-vr3.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/0agonoz1szsjm.js","/_next/static/immutable/chunks/1ynd3dcge2kn1.js","/_next/static/immutable/chunks/0krdn-21gkgjt.js","/_next/static/immutable/chunks/0n9w9riw96l80.js","/_next/static/immutable/chunks/0w75qangey2ys.js","/_next/static/immutable/chunks/1tge7vcvsb70s.js","/_next/static/immutable/chunks/35ju_ac0ysz07.js"],"FilesView"] 52:Tbba,"use client"; import { Upload, X, AlertCircle } from "lucide-react"; import * as React from "react"; import { toast } from "sonner"; import { Button } from "@/components/ui/button"; import { Alert, AlertDescription } from "@/components/ui/alert"; import { FileUpload, FileUploadDropzone, FileUploadItem, FileUploadItemDelete, FileUploadItemMetadata, FileUploadItemPreview, FileUploadList, FileUploadTrigger, } from "@/components/diceui/file-upload"; export const title = "Custom Validation"; const Example = () => { const [files, setFiles] = React.useState([]); const [error, setError] = React.useState(null); const onFileValidate = React.useCallback((file: File) => { // Custom validation: filename must not contain spaces if (file.name.includes(" ")) { return "Filename cannot contain spaces"; } // Custom validation: file must be less than 2MB if (file.size > 2 * 1024 * 1024) { return "File must be less than 2MB"; } return null; }, []); const onFileReject = React.useCallback((file: File, message: string) => { setError(`${file.name}: ${message}`); toast.error(message, { description: `"${file.name}" failed validation`, }); }, []); const onValueChange = React.useCallback((newFiles: File[]) => { setFiles(newFiles); setError(null); }, []); return (

Custom validation

No spaces in filename, max 2MB

{error && ( {error} )} {files.map((file, index) => ( ))} ); }; export default Example; 4b:["$","div",null,{"className":"flex flex-col gap-12","children":[["$","div",null,{"className":"pt-10 flex flex-col gap-4","children":[["$","ul",null,{"className":"flex gap-2 flex-wrap","children":[["$","li","lucide-react",{"children":["$","a",null,{"href":"https://www.npmjs.com/package/lucide-react","target":"_blank","rel":"noopener noreferrer","className":"rounded-md border p-2 text-sm flex items-center gap-1 ","children":[["$","svg",null,{"viewBox":"0 0 24 24","className":"size-3","children":["$","path",null,{"d":"M1.763 0C.786 0 0 .786 0 1.763v20.474C0 23.214.786 24 1.763 24h20.474c.977 0 1.763-.786 1.763-1.763V1.763C24 .786 23.214 0 22.237 0zM5.13 5.323l13.837.019-.009 13.836h-3.464l.01-10.382h-3.456L12.04 19.17H5.113z","fill":"currentColor"}]}],["$","span",null,{"className":"text-xs font-medium","children":"lucide-react"}]]}]}],["$","li","sonner",{"children":["$","a",null,{"href":"https://www.npmjs.com/package/sonner","target":"_blank","rel":"noopener noreferrer","className":"rounded-md border p-2 text-sm flex items-center gap-1 ","children":[["$","svg",null,{"viewBox":"0 0 24 24","className":"size-3","children":["$","path",null,{"d":"M1.763 0C.786 0 0 .786 0 1.763v20.474C0 23.214.786 24 1.763 24h20.474c.977 0 1.763-.786 1.763-1.763V1.763C24 .786 23.214 0 22.237 0zM5.13 5.323l13.837.019-.009 13.836h-3.464l.01-10.382h-3.456L12.04 19.17H5.113z","fill":"currentColor"}]}],["$","span",null,{"className":"text-xs font-medium","children":"sonner"}]]}]}]]}],["$","$L4f",null,{"registryDependencies":["button","alert","https://diceui.com/r/file-upload.json"]}]]}],["$","$L50",null,{"sourceUrl":"https://shadcnblocks.com/r/file-upload-file-upload-validation-5.json","proxyUrl":"https://shadcnregistry.com/r/shadcnblocks/file-upload-file-upload-validation-5","itemId":"@shadcnblocks/file-upload-file-upload-validation-5"}],["$","section",null,{"className":"flex flex-col gap-4","id":"files","children":[["$","h2",null,{"className":"text-lg md:text-2xl font-bold font-mono","children":"Files"}],["$","$L51",null,{"files":[{"path":"example/file-upload/file-upload-validation-5.tsx","content":"$52","type":"registry:block"}]}]]}],"$L53"]}]

File Upload Validation 5 Custom Validation

Installation

Files

components

Styles