/*
 *
 * (c) Copyright Ascensio System Limited 2010-2018
 *
 * This program is freeware. You can redistribute it and/or modify it under the terms of the GNU 
 * General Public License (GPL) version 3 as published by the Free Software Foundation (https://www.gnu.org/copyleft/gpl.html). 
 * In accordance with Section 7(a) of the GNU GPL its Section 15 shall be amended to the effect that 
 * Ascensio System SIA expressly excludes the warranty of non-infringement of any third-party rights.
 *
 * THIS PROGRAM IS DISTRIBUTED WITHOUT ANY WARRANTY; WITHOUT EVEN THE IMPLIED WARRANTY OF MERCHANTABILITY OR
 * FITNESS FOR A PARTICULAR PURPOSE. For more details, see GNU GPL at https://www.gnu.org/copyleft/gpl.html
 *
 * You can contact Ascensio System SIA by email at sales@onlyoffice.com
 *
 * The interactive user interfaces in modified source and object code versions of ONLYOFFICE must display 
 * Appropriate Legal Notices, as required under Section 5 of the GNU GPL version 3.
 *
 * Pursuant to Section 7 § 3(b) of the GNU GPL you must retain the original ONLYOFFICE logo which contains 
 * relevant author attributions when distributing the software. If the display of the logo in its graphic 
 * form is not reasonably feasible for technical reasons, you must include the words "Powered by ONLYOFFICE" 
 * in every copy of the program you distribute. 
 * Pursuant to Section 7 § 3(e) we decline to grant you any rights under trademark law for use of our trademarks.
 *
*/


using System;

using ASC.Common;
using ASC.Common.Logging;
using ASC.Core.Common.EF.Context;

using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.Options;

namespace ASC.MessagingSystem.DbSender
{
    public class DbMessageSender : IMessageSender
    {
        private readonly ILog log;

        public DbMessageSender(IConfiguration configuration, MessagesRepository messagesRepository, IOptionsMonitor<ILog> options)
        {
            var setting = configuration["messaging:enabled"];
            MessagingEnabled = !string.IsNullOrEmpty(setting) && setting == "true";
            MessagesRepository = messagesRepository;
            log = options.Get("ASC.Messaging");
        }

        private MessagesRepository MessagesRepository { get; }
        private bool MessagingEnabled { get; }


        public void Send(EventMessage message)
        {
            try
            {
                if (!MessagingEnabled) return;

                if (message == null) return;

                MessagesRepository.Add(message);
            }
            catch (Exception ex)
            {
                log.Error("Failed to send a message", ex);
            }
        }
    }

    public static class DbMessageSenderExtension
    {
        public static DIHelper AddDbMessageSenderService(this DIHelper services)
        {
            services.TryAddSingleton<DbMessageSender>();
            services.TryAddSingleton<MessagesRepository>();
            services.AddMessagesContextService();

            return services;
        }
    }
}