File Upload
A minimal file upload form with background grid, drag and drop, and micro interactions.
Upload file
Drag or drop your files here or click to upload
Installation
Install dependencies
npm i motion clsx tailwind-merge @tabler/icons-react react-dropzone
Add util file
import { ClassValue, clsx } from "clsx";
import { twMerge } from "tailwind-merge";
export function cn(...inputs: ClassValue[]) {
return twMerge(clsx(inputs));
}
Copy the source code
components/ui/file-upload.tsx
import { cn } from "@/lib/utils";
import React, { useRef, useState } from "react";
import { motion } from "motion/react";
import { IconUpload } from "@tabler/icons-react";
import { useDropzone } from "react-dropzone";
const mainVariant = {
initial: {
x: 0,
y: 0,
},
animate: {
x: 20,
y: -20,
opacity: 0.9,
},
};
const secondaryVariant = {
initial: {
opacity: 0,
},
animate: {
opacity: 1,
},
};
export const FileUpload = ({
onChange,
}: {
onChange?: (files: File[]) => void;
}) => {
const [files, setFiles] = useState<File[]>([]);
const fileInputRef = useRef<HTMLInputElement>(null);
const handleFileChange = (newFiles: File[]) => {
setFiles((prevFiles) => [...prevFiles, ...newFiles]);
onChange && onChange(newFiles);
};
const handleClick = () => {
fileInputRef.current?.click();
};
const { getRootProps, isDragActive } = useDropzone({
multiple: false,
noClick: true,
onDrop: handleFileChange,
onDropRejected: (error) => {
console.log(error);
},
});
return (
<div className="w-full" {...getRootProps()}>
<motion.div
onClick={handleClick}
whileHover="animate"
className="p-10 group/file block rounded-lg cursor-pointer w-full relative overflow-hidden"
>
<input
ref={fileInputRef}
id="file-upload-handle"
type="file"
onChange={(e) => handleFileChange(Array.from(e.target.files || []))}
className="hidden"
/>
<div className="absolute inset-0 [mask-image:radial-gradient(ellipse_at_center,white,transparent)]">
<GridPattern />
</div>
<div className="flex flex-col items-center justify-center">
<p className="relative z-20 font-sans font-bold text-neutral-700 dark:text-neutral-300 text-base">
Upload file
</p>
<p className="relative z-20 font-sans font-normal text-neutral-400 dark:text-neutral-400 text-base mt-2">
Drag or drop your files here or click to upload
</p>
<div className="relative w-full mt-10 max-w-xl mx-auto">
{files.length > 0 &&
files.map((file, idx) => (
<motion.div
key={"file" + idx}
layoutId={idx === 0 ? "file-upload" : "file-upload-" + idx}
className={cn(
"relative overflow-hidden z-40 bg-white dark:bg-neutral-900 flex flex-col items-start justify-start md:h-24 p-4 mt-4 w-full mx-auto rounded-md",
"shadow-sm"
)}
>
<div className="flex justify-between w-full items-center gap-4">
<motion.p
initial={{ opacity: 0 }}
animate={{ opacity: 1 }}
layout
className="text-base text-neutral-700 dark:text-neutral-300 truncate max-w-xs"
>
{file.name}
</motion.p>
<motion.p
initial={{ opacity: 0 }}
animate={{ opacity: 1 }}
layout
className="rounded-lg px-2 py-1 w-fit shrink-0 text-sm text-neutral-600 dark:bg-neutral-800 dark:text-white shadow-input"
>
{(file.size / (1024 * 1024)).toFixed(2)} MB
</motion.p>
</div>
<div className="flex text-sm md:flex-row flex-col items-start md:items-center w-full mt-2 justify-between text-neutral-600 dark:text-neutral-400">
<motion.p
initial={{ opacity: 0 }}
animate={{ opacity: 1 }}
layout
className="px-1 py-0.5 rounded-md bg-gray-100 dark:bg-neutral-800 "
>
{file.type}
</motion.p>
<motion.p
initial={{ opacity: 0 }}
animate={{ opacity: 1 }}
layout
>
modified{" "}
{new Date(file.lastModified).toLocaleDateString()}
</motion.p>
</div>
</motion.div>
))}
{!files.length && (
<motion.div
layoutId="file-upload"
variants={mainVariant}
transition={{
type: "spring",
stiffness: 300,
damping: 20,
}}
className={cn(
"relative group-hover/file:shadow-2xl z-40 bg-white dark:bg-neutral-900 flex items-center justify-center h-32 mt-4 w-full max-w-[8rem] mx-auto rounded-md",
"shadow-[0px_10px_50px_rgba(0,0,0,0.1)]"
)}
>
{isDragActive ? (
<motion.p
initial={{ opacity: 0 }}
animate={{ opacity: 1 }}
className="text-neutral-600 flex flex-col items-center"
>
Drop it
<IconUpload className="h-4 w-4 text-neutral-600 dark:text-neutral-400" />
</motion.p>
) : (
<IconUpload className="h-4 w-4 text-neutral-600 dark:text-neutral-300" />
)}
</motion.div>
)}
{!files.length && (
<motion.div
variants={secondaryVariant}
className="absolute opacity-0 border border-dashed border-sky-400 inset-0 z-30 bg-transparent flex items-center justify-center h-32 mt-4 w-full max-w-[8rem] mx-auto rounded-md"
></motion.div>
)}
</div>
</div>
</motion.div>
</div>
);
};
export function GridPattern() {
const columns = 41;
const rows = 11;
return (
<div className="flex bg-gray-100 dark:bg-neutral-900 shrink-0 flex-wrap justify-center items-center gap-x-px gap-y-px scale-105">
{Array.from({ length: rows }).map((_, row) =>
Array.from({ length: columns }).map((_, col) => {
const index = row * columns + col;
return (
<div
key={`${col}-${row}`}
className={`w-10 h-10 flex shrink-0 rounded-[2px] ${
index % 2 === 0
? "bg-gray-50 dark:bg-neutral-950"
: "bg-gray-50 dark:bg-neutral-950 shadow-[0px_0px_1px_3px_rgba(255,255,255,1)_inset] dark:shadow-[0px_0px_1px_3px_rgba(0,0,0,1)_inset]"
}`}
/>
);
})
)}
</div>
);
}
Props
Prop Name | Type | Default | Description |
---|---|---|---|
onChange | (files: File[]) => void | undefined | Callback function that is called when files are uploaded or dropped. |
The overall theme and initial design of this component is inspied by Natko Hasic
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