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/*
* Copyright (c) 2023 Vaughn Nugent
*
* Library: VNLib
* Package: VNLib.Plugins.Extensions.Data
* File: DbStore.cs
*
* DbStore.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.Collections.Generic;
using VNLib.Utils.Memory.Caching;
using VNLib.Plugins.Extensions.Data.Abstractions;
namespace VNLib.Plugins.Extensions.Data
{
/// <summary>
/// Implements basic data-store functionality with abstract query builders
/// </summary>
/// <typeparam name="T">A <see cref="DbModelBase"/> implemented type</typeparam>
public abstract class DbStore<T> : IDataStore<T> where T: class, IDbModel
{
/// <summary>
/// Gets a new <see cref="TransactionalDbContext"/> ready for use
/// </summary>
/// <returns></returns>
public abstract IDbContextHandle GetNewContext();
///<inheritdoc/>
public abstract string GetNewRecordId();
///<inheritdoc/>
public abstract void OnRecordUpdate(T newRecord, T existing);
///<inheritdoc/>
public abstract IDbQueryLookup<T> QueryTable { get; }
/// <summary>
/// An object rental for entity collections
/// </summary>
public ObjectRental<List<T>> ListRental { get; } = ObjectRental.Create<List<T>>(null, static ret => ret.Clear());
}
}
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