Files
paprika-api/app/controllers/images_controller.ts
T

108 lines
3.0 KiB
TypeScript

import type { HttpContext } from '@adonisjs/core/http'
import drive from '@adonisjs/drive/services/main'
import logger from '@adonisjs/core/services/logger'
import { randomUUID } from 'node:crypto'
import { extname } from 'node:path'
import { Jimp } from 'jimp'
import fs from 'node:fs/promises'
const allowedExtnames = ['jpg', 'jpeg', 'png', 'webp', 'gif']
const imageMimeByExt: Record<string, string> = {
'.jpg': 'image/jpeg',
'.jpeg': 'image/jpeg',
'.png': 'image/png',
'.webp': 'image/webp',
'.gif': 'image/gif',
}
export default class ImagesController {
async upload({ request, response }: HttpContext) {
const image = request.file('image', {
size: '10mb',
extnames: allowedExtnames,
})
if (!image) {
return response.badRequest({ message: 'Image file is required' })
}
if (!image.isValid) {
const message = image.errors.map((error) => error.message).join(', ')
return response.badRequest({ message: message || 'Invalid image file' })
}
const extension = image.extname || 'bin'
const filename = `${randomUUID()}.${extension}`
await drive.use().put(filename, await fs.readFile(image.tmpPath!))
// Generate thumbnail
try {
const jimpImage = await Jimp.read(image.tmpPath!)
const buffer = await jimpImage
.resize({ w: 200 }) // Resize to width 200px, maintain aspect ratio
.getBuffer('image/jpeg')
await drive.use().put(`thumbnails/${filename}`, buffer)
} catch (error) {
logger.error('Thumbnail generation failed: %s', error.message)
// We don't fail the upload if thumbnail generation fails, but we log it
}
return response.ok({
filename,
url: `/api/images/${filename}`,
thumbnailUrl: `/api/images/${filename}?type=thumbnail`,
})
}
async show({ params, request, response }: HttpContext) {
const filename = String(params.filename || '')
const type = request.input('type')
if (!filename || filename.includes('/') || filename.includes('\\')) {
return response.badRequest({ message: 'Invalid image name' })
}
let key = filename
if (type === 'thumbnail') {
const thumbnailKey = `thumbnails/${filename}`
if (await drive.use().exists(thumbnailKey)) {
key = thumbnailKey
}
}
if (!(await drive.use().exists(key))) {
return response.notFound({ message: 'Image not found' })
}
const mimeType = imageMimeByExt[extname(filename).toLowerCase()] || 'application/octet-stream'
response.header('Content-Type', mimeType)
response.header('Cache-Control', 'public, max-age=86400')
return response.stream(await drive.use().getStream(key))
}
async list() {
const { objects } = await drive.use().listAll('')
const images = []
for (const file of objects) {
if (file.isFile) {
images.push({
filename: file.key,
url: `/api/images/${file.key}`,
thumbnailUrl: `/api/images/${file.key}?type=thumbnail`,
})
}
}
return images
}
async delete() {
}
}