/*
 *
 * (c) Copyright Ascensio System Limited 2010-2021
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
*/


const customSimpleUser = require('./customSimpleUser.js');
const { userLifeTime } = require('../server/config.js');

class customUserLayout{
    constructor(){
        this.storage = new Map();
    }

    setUser(username, token, uid){
        const user = new customSimpleUser(uid, false, false, username, token);
        this.storage.set(username, user);
        return user;
    }

    getUser(username){
        return this.storage.get(username);
    }

    deleteUser(username){
        this.storage.delete(username);
    }

    deleteExpiredUsers(callback){
        const expiredUserIds = [];
        const now = new Date();
        this.storage.forEach(user => {
            if(now - user.lastVisit > userLifeTime){
                this.deleteUser(user.username);
                expiredUserIds.push(user.uid);
            }
        });
        callback(expiredUserIds);
    }
}

module.exports = customUserLayout;