34 lines
839 B
TypeScript
34 lines
839 B
TypeScript
import 'multer'
|
|
import * as sharp from 'sharp'
|
|
import { readFile, remove } from 'fs-extra'
|
|
import { logger } from './logger'
|
|
|
|
async function processImage (
|
|
physicalFile: { path: string },
|
|
destination: string,
|
|
newSize: { width: number, height: number }
|
|
) {
|
|
if (physicalFile.path === destination) {
|
|
throw new Error('Sharp needs an input path different that the output path.')
|
|
}
|
|
|
|
logger.debug('Processing image %s to %s.', physicalFile.path, destination)
|
|
|
|
// Avoid sharp cache
|
|
const buf = await readFile(physicalFile.path)
|
|
const sharpInstance = sharp(buf)
|
|
|
|
await remove(destination)
|
|
|
|
await sharpInstance
|
|
.resize(newSize.width, newSize.height)
|
|
.toFile(destination)
|
|
|
|
await remove(physicalFile.path)
|
|
}
|
|
|
|
// ---------------------------------------------------------------------------
|
|
|
|
export {
|
|
processImage
|
|
}
|