tldraw/apps/www/hooks/useMultiplayerAssets.ts
2022-05-19 11:45:59 +01:00

41 lines
1.1 KiB
TypeScript

import { TDAsset, TldrawApp } from '@tldraw/tldraw'
import { useCallback } from 'react'
export function useMultiplayerAssets() {
const onAssetCreate = useCallback(
// Send the asset to our upload endpoint, which in turn will send it to AWS and
// respond with the URL of the uploaded file.
async (app: TldrawApp, file: File, id: string): Promise<string | false> => {
const filename = encodeURIComponent(file.name)
const fileType = encodeURIComponent(file.type)
const res = await fetch(`/api/upload?file=${filename}&fileType=${fileType}`)
const { url, fields } = await res.json()
const formData = new FormData()
Object.entries({ ...fields, file }).forEach(([key, value]) => {
formData.append(key, value as any)
})
const upload = await fetch(url, {
method: 'POST',
body: formData,
})
if (!upload.ok) return false
return url + '/' + filename
},
[]
)
const onAssetDelete = useCallback(async (app: TldrawApp, id: string): Promise<boolean> => {
// noop
return true
}, [])
return { onAssetCreate, onAssetDelete }
}