stacker.news/api/resolvers/upload.js

43 lines
1.6 KiB
JavaScript

import { GraphQLError } from 'graphql'
import { ANON_USER_ID, IMAGE_PIXELS_MAX, UPLOAD_SIZE_MAX, UPLOAD_SIZE_MAX_AVATAR, UPLOAD_TYPES_ALLOW } from '../../lib/constants'
import { createPresignedPost } from '../s3'
export default {
Mutation: {
getSignedPOST: async (parent, { type, size, width, height, avatar }, { models, me }) => {
if (UPLOAD_TYPES_ALLOW.indexOf(type) === -1) {
throw new GraphQLError(`image must be ${UPLOAD_TYPES_ALLOW.map(t => t.replace('image/', '')).join(', ')}`, { extensions: { code: 'BAD_INPUT' } })
}
if (size > UPLOAD_SIZE_MAX) {
throw new GraphQLError(`image must be less than ${UPLOAD_SIZE_MAX / (1024 ** 2)} megabytes`, { extensions: { code: 'BAD_INPUT' } })
}
if (avatar && size > UPLOAD_SIZE_MAX_AVATAR) {
throw new GraphQLError(`image must be less than ${UPLOAD_SIZE_MAX_AVATAR / (1024 ** 2)} megabytes`, { extensions: { code: 'BAD_INPUT' } })
}
if (width * height > IMAGE_PIXELS_MAX) {
throw new GraphQLError(`image must be less than ${IMAGE_PIXELS_MAX} pixels`, { extensions: { code: 'BAD_INPUT' } })
}
const imgParams = {
type,
size,
width,
height,
userId: me?.id || ANON_USER_ID,
paid: false
}
if (avatar) {
if (!me) throw new GraphQLError('you must be logged in', { extensions: { code: 'FORBIDDEN' } })
imgParams.paid = undefined
}
const upload = await models.upload.create({ data: { ...imgParams } })
return createPresignedPost({ key: String(upload.id), type, size })
}
}
}