feat: added File Upload Component

apps/docs/src/examples/file-upload.module.css

@@ -0,0 +1,114 @@
+.fileUpload {
+	display: flex;
+	flex-direction: column;
+	align-items: center;
+	justify-content: center;
+	width: 100%;
+	min-height: 300px;
+	row-gap: 5px;
+}
+
+.fileUpload__label {
+	color: white;
+	font-size: 14px;
+	font-weight: 500;
+	user-select: none;
+}
+
+.fileUpload__dropzone {
+	padding: 20px;
+	display: flex;
+	flex-direction: column;
+	row-gap: 10px;
+	align-items: center;
+	justify-content: center;
+	border: 1px dashed rgb(42, 42, 40);
+	width: 100%;
+	min-height: 200px;
+	color: #ccc;
+	border-radius: 6px;
+}
+
+.fileUpload__trigger {
+	background-color: hsl(201 96% 32%);
+	color: white;
+	padding: 5px 10px;
+	border-radius: 4px;
+}
+
+.fileUpload__itemGroup {
+	display: flex;
+	flex-direction: column;
+	gap: 3px;
+	width: 100%;
+}
+
+.fileUpload__item {
+	width: 100%;
+	display: grid;
+	padding: 16px;
+	column-gap: 10px;
+	border-radius: 6px;
+	grid-template-columns: auto 1fr auto;
+	grid-template-areas:
+		"preview name delete"
+		"preview size delete";
+	column-gap: 5px;
+	border: 1px solid rgb(42, 42, 40);
+	padding: 10px;
+}
+
+.fileUpload__itemPreview {
+	grid-area: preview;
+}
+
+.fileUpload__itemPreviewImage {
+	width: 50px;
+	object-fit: scale-down;
+	height: auto;
+	aspect-ratio: 1;
+}
+
+.fileUpload__itemName {
+	grid-area: name;
+	font-size: 14px;
+	color: #fff;
+}
+
+.fileUpload__itemSize {
+	grid-area: size;
+	font-size: 14px;
+	color: rgb(181, 179, 173);
+}
+
+.fileUpload__itemDeleteTrigger {
+	grid-area: delete;
+	cursor: pointer;
+	background-color: #a23434;
+	color: white;
+	padding: 2px 8px;
+	border-radius: 4px;
+	height: max-content;
+	align-self: center;
+}
+
+.formContainer {
+	width: 100%;
+	display: flex;
+	flex-direction: column;
+	align-items: center;
+	justify-content: center;
+	row-gap: 5px;
+}
+
+.formContainer > .fileUpload__dropzone {
+	min-height: 200px;
+}
+
+.submit-btn {
+	background-color: hsl(201 96% 32%);
+	color: white;
+	padding: 5px 10px;
+	border-radius: 4px;
+	align-self: flex-end;
+}

apps/docs/src/examples/file-upload.tsx

@@ -0,0 +1,131 @@
+import { FileUpload } from "@kobalte/core/file-upload";
+import { For } from "solid-js";
+
+import style from "./file-upload.module.css";
+
+export function BasicExample() {
+	return (
+		<FileUpload
+			class={style.fileUpload}
+			multiple
+			maxFiles={5}
+			onFileAccept={(data) => console.log("data", data)}
+			onFileReject={(data) => console.log("data", data)}
+			onFileChange={(data) => console.log("data", data)}
+		>
+			<FileUpload.Label class={style.fileUpload__label}>
+				File Upload
+			</FileUpload.Label>
+			<FileUpload.DropZone class={style.fileUpload__dropzone}>
+				Drop your files here...
+				<FileUpload.Trigger class={style.fileUpload__trigger}>
+					Choose files!
+				</FileUpload.Trigger>
+			</FileUpload.DropZone>
+			<FileUpload.HiddenInput />
+			<FileUpload.ItemGroup class={style.fileUpload__itemGroup}>
+				<FileUpload.Context>
+					{(context) => {
+						return (
+							<For each={context.acceptedFiles}>
+								{(file) => (
+									<FileUpload.Item file={file} class={style.fileUpload__item}>
+										<FileUpload.ItemPreview
+											type="image/*"
+											class={style.fileUpload__itemPreview}
+										>
+											<FileUpload.ItemPreviewImage
+												class={style.fileUpload__itemPreviewImage}
+											/>
+										</FileUpload.ItemPreview>
+										<FileUpload.ItemName class={style.fileUpload__itemName} />
+										<FileUpload.ItemSize class={style.fileUpload__itemSize} />
+										<FileUpload.ItemDeleteTrigger
+											class={style.fileUpload__itemDeleteTrigger}
+										>
+											Delete
+										</FileUpload.ItemDeleteTrigger>
+									</FileUpload.Item>
+								)}
+							</For>
+						);
+					}}
+				</FileUpload.Context>
+			</FileUpload.ItemGroup>
+		</FileUpload>
+	);
+}
+
+export function HTMLFormExample() {
+	let formRef: HTMLFormElement | undefined;
+
+	const onSubmit = (event: SubmitEvent) => {
+		event.preventDefault();
+		event.stopPropagation();
+
+		const formData = new FormData(formRef);
+		const uploadedFiles = formData.getAll("uploaded-files");
+
+		const fileNames = uploadedFiles
+			.filter((file): file is File => file instanceof File)
+			.map((file) => file.name);
+
+		alert(JSON.stringify(fileNames, null, 2));
+	};
+
+	return (
+		<form class={style.formContainer} ref={formRef} onSubmit={onSubmit}>
+			<FileUpload
+				class={style.fileUpload}
+				multiple
+				maxFiles={5}
+				onFileAccept={(data) => console.log("data", data)}
+				onFileReject={(data) => console.log("data", data)}
+				onFileChange={(data) => console.log("data", data)}
+			>
+				<FileUpload.Label class={style.fileUpload__label}>
+					File Upload
+				</FileUpload.Label>
+				<FileUpload.DropZone class={style.fileUpload__dropzone}>
+					Drop your files here...
+					<FileUpload.Trigger class={style.fileUpload__trigger}>
+						Choose files!
+					</FileUpload.Trigger>
+				</FileUpload.DropZone>
+				<FileUpload.HiddenInput name="uploaded-files" />
+				<FileUpload.ItemGroup class={style.fileUpload__itemGroup}>
+					<FileUpload.Context>
+						{(context) => {
+							return (
+								<For each={context.acceptedFiles}>
+									{(file) => (
+										<FileUpload.Item file={file} class={style.fileUpload__item}>
+											<FileUpload.ItemPreview
+												type="image/*"
+												class={style.fileUpload__itemPreview}
+											>
+												<FileUpload.ItemPreviewImage
+													class={style.fileUpload__itemPreviewImage}
+												/>
+											</FileUpload.ItemPreview>
+											<FileUpload.ItemName class={style.fileUpload__itemName} />
+											<FileUpload.ItemSize class={style.fileUpload__itemSize} />
+											<FileUpload.ItemDeleteTrigger
+												class={style.fileUpload__itemDeleteTrigger}
+											>
+												Delete
+											</FileUpload.ItemDeleteTrigger>
+										</FileUpload.Item>
+									)}
+								</For>
+							);
+						}}
+					</FileUpload.Context>
+				</FileUpload.ItemGroup>
+			</FileUpload>
+			<button type="submit" class={style["submit-btn"]}>
+				Submit Files
+			</button>
+		</form>
+	);
+}

apps/docs/src/routes/docs/core.tsx

@@ -81,6 +81,10 @@ const CORE_NAV_SECTIONS: NavSection[] = [
 				title: "Dropdown Menu",
 				href: "/docs/core/components/dropdown-menu",
 			},
+			{
+				title: "File Upload",
+				href: "/docs/core/components/file-upload",
+			},
 			{
 				title: "Hover Card",
 				href: "/docs/core/components/hover-card",