Created
October 20, 2020 01:56
-
-
Save chewtoys/ac11b0fb70e766578923b7834d137602 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
// https://www.twitch.tv/videos/775515078 | |
import fs from 'fs' | |
import { Asset, AssetType } from '' | |
import { Upload } from '' | |
import { encode } from 'blurhash' | |
import sharp from 'sharp' | |
const MAX_WIDTH = 1000 | |
const MAX_HEIGHT = 1000 | |
type Options = { | |
prefix?: string | |
maxWidth?: number | |
maxHeight?: number | |
generatePreview?: boolean | |
} | |
export async function uploadPhoto( | |
file: Upload, | |
{ | |
prefix = '', | |
maxHeight = MAX_HEIGHT, | |
maxWidth = MAX_WIDTH, | |
generatePreview, | |
}: Options = {}, | |
) { | |
const asset = new Asset(AssetType.PHOTO) | |
const pipeline = sharp() | |
.flatten({ background: { r: 255, g: 255, b: 255 } }) | |
.resize(maxWidth, maxHeight, { fit: 'inside' }) | |
fs.createReadStream(file.path).pipe(pipeline) | |
const outputstream = pipeline.clone().toFormat('jpeg') | |
const promises: Promise<any>[] = [] | |
promises.push( | |
//TODO upload | |
upload({ | |
Body: outputstream, | |
}) | |
.promise(), | |
) | |
if (generatePreview) { | |
promises.push( | |
new Promise((resolve, reject) => { | |
pipeline | |
.clone() | |
.raw() | |
.ensureAlpha() | |
.toBuffer((err, buffer, { width, height }) => { | |
if (err) return reject(err) | |
asset.preview = encode( | |
new Uint8ClampedArray(buffer), | |
width, | |
height, | |
4, | |
4, | |
) | |
resolve(null) | |
}) | |
}) | |
} | |
await Promise.all(promises) | |
return asset | |
} | |
async function uploadImage(file: Upload, { generatePreview }: Options) { | |
//TODO Upload | |
const asset = await Image.Assets.create({ | |
input: 'http://img' | |
}) | |
return new Asset(AssetType.IMAGE) | |
} | |
export function upload(file: Upload, options: Options = {}): Promise<Asset> { | |
//TODO upload | |
return uploadImage(file, options) | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment