'use strict';

const db = require('../db');
const consts = require('../consts');

module.exports = server => (quotaRoot, session, callback) => {
    server.logger.debug(
        {
            tnx: 'quota',
            cid: session.id
        },
        '[%s] Requested quota info for "%s"',
        session.id,
        quotaRoot
    );

    if (quotaRoot !== '') {
        return callback(null, 'NONEXISTENT');
    }

    db.users.collection('users').findOne(
        {
            _id: session.user.id
        },
        {
            maxTimeMS: consts.DB_MAX_TIME_USERS
        },
        (err, user) => {
            if (err) {
                return callback(err);
            }
            if (!user) {
                return callback(new Error('User data not found'));
            }

            return callback(null, {
                root: '',
                quota: user.quota || server.options.maxStorage || 0,
                storageUsed: Math.max(user.storageUsed || 0, 0)
            });
        }
    );
};