demarches-normaliennes/app/graphql/mutations/create_direct_upload.rb

42 lines
1.5 KiB
Ruby
Raw Normal View History

module Mutations
class CreateDirectUpload < Mutations::BaseMutation
description "File information required to prepare a direct upload"
argument :dossier_id, ID, "Dossier ID", required: true, loads: Types::DossierType
argument :filename, String, "Original file name", required: true
argument :byte_size, Int, "File size (bytes)", required: true
argument :checksum, String, "MD5 file checksum as base64", required: true
argument :content_type, String, "File content type", required: true
class DirectUpload < Types::BaseObject
description "Represents direct upload credentials"
field :url, String, "Upload URL", null: false
field :headers, String, "HTTP request headers (JSON-encoded)", null: false
field :blob_id, ID, "Created blob record ID", null: false
field :signed_blob_id, ID, "Created blob record signed ID", null: false
end
field :direct_upload, DirectUpload, null: false
def resolve(filename:, byte_size:, checksum:, content_type:, dossier:)
blob = ActiveStorage::Blob.create_before_direct_upload!(
filename: filename,
byte_size: byte_size,
checksum: checksum,
content_type: content_type
)
{
direct_upload: {
url: blob.service_url_for_direct_upload,
# NOTE: we pass headers as JSON since they have no schema
headers: blob.service_headers_for_direct_upload.to_json,
blob_id: blob.id,
signed_blob_id: blob.signed_id
}
}
end
end
end