update download function

src/app/actions/fileEntity.ts

@@ -117,4 +117,27 @@ export async function viewFileInfo(fileId: string) {
 	} catch (error) {
 		return error
 	}
+}
+
+export async function downloadFile(fileId: string, fileName: string) {
+	const token = await getSessionData('token')
+
+	const response = await fetch(`${API_BASE_URL}/api/v1/files/download/${fileId}`, {
+		headers: {
+			'Authorization': `Bearer ${token}`,
+		},
+	})
+
+	if (!response.ok) {
+		throw 'failed-to-download-file';
+	}
+
+	const arrayBuffer = await response.arrayBuffer()
+	const base64 = Buffer.from(arrayBuffer).toString('base64')
+
+	return {
+		data: base64,
+		contentType: response.headers.get('content-type') || 'application/octet-stream',
+		fileName: fileName
+	}
 }