const { NodeDescriptorType } = require('../../enum')
const { Errors } = require('../../shared')

module.exports = exports = async (message, di) => {
    const Node = di.models.get('fs:Node')
    const { descriptor } = message.data()

    if ( !descriptor || !message.socket.session.file_descriptors[descriptor] ) {
        return message.send_response(
            message.fresh().error(Errors.NoSuchDescriptor)
        )
    }

    const node = await Node.findOne({
        deleted: false,
        descriptor_type: NodeDescriptorType.File,
        uuid: message.socket.session.file_descriptors[descriptor],
    })

    if ( !node ) {
        return message.send_response(
            message.fresh().error(Errors.NodeDoesNotExist)
        )
    }

    const data = {
        node_uuid: node.uuid,
        socket_uuid: message.socket.uuid,
    }

    message.send_response(
        message.fresh().data(data)
    )
}