37 lines
903 B
TypeScript
37 lines
903 B
TypeScript
import 'multer'
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import * as sharp from 'sharp'
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import { move, remove } from 'fs-extra'
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async function processImage (
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physicalFile: { path: string },
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destination: string,
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newSize: { width: number, height: number }
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) {
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if (physicalFile.path === destination) {
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throw new Error('Sharp needs an input path different that the output path.')
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}
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const sharpInstance = sharp(physicalFile.path)
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const metadata = await sharpInstance.metadata()
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// No need to resize
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if (metadata.width === newSize.width && metadata.height === newSize.height) {
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await move(physicalFile.path, destination, { overwrite: true })
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return
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}
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await remove(destination)
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await sharpInstance
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.resize(newSize.width, newSize.height)
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.toFile(destination)
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await remove(physicalFile.path)
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}
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// ---------------------------------------------------------------------------
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export {
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processImage
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}
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