lib/VNLib.Plugins.Extensions.Data/src/DbModelBase.cs


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/*
* Copyright (c) 2023 Vaughn Nugent
* 
* Library: VNLib
* Package: VNLib.Plugins.Extensions.Data
* File: DbModelBase.cs 
*
* DbModelBase.cs is part of VNLib.Plugins.Extensions.Data which is part of the larger 
* VNLib collection of libraries and utilities.
*
* VNLib.Plugins.Extensions.Data is free software: you can redistribute it and/or modify 
* it under the terms of the GNU Affero General Public License as 
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* VNLib.Plugins.Extensions.Data is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program.  If not, see https://www.gnu.org/licenses/.
*/

using System;
using System.ComponentModel.DataAnnotations;
using System.Text.Json.Serialization;

using VNLib.Plugins.Extensions.Data.Abstractions;

namespace VNLib.Plugins.Extensions.Data
{
    /// <summary>
    /// Provides a base for DBSet Records with a timestamp/version
    /// a unique ID key, and create/modified timestamps
    /// </summary>
    public abstract class DbModelBase : IDbModel
    {
        ///<inheritdoc/>
        public abstract string Id { get; set; }
        ///<inheritdoc/>
        [Timestamp]
        [JsonIgnore]
        public virtual byte[]? Version { get; set; }
        ///<inheritdoc/>
        public abstract DateTime Created { get; set; }
        ///<inheritdoc/>
        public abstract DateTime LastModified { get; set; }
    }
}