// The MIT License (MIT)

//

// Copyright (c) 2015-2025 Rasmus Mikkelsen

// https://github.com/eventflow/EventFlow

//

// Permission is hereby granted, free of charge, to any person obtaining a copy of

// this software and associated documentation files (the "Software"), to deal in

// the Software without restriction, including without limitation the rights to

// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of

// the Software, and to permit persons to whom the Software is furnished to do so,

// subject to the following conditions:

//

// The above copyright notice and this permission notice shall be included in all

// copies or substantial portions of the Software.

//

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS

// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR

// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER

// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

using System;

using System.Collections.Generic;

using System.Threading;

using System.Threading.Tasks;

using EventFlow.Aggregates;

using Microsoft.Extensions.Logging;

namespace EventFlow.ReadStores

{

public abstract class ReadModelStore<TReadModel> : IReadModelStore<TReadModel>

where TReadModel : class, IReadModel

{

protected ILogger Logger { get; }

protected ReadModelStore(

ILogger logger)

{

Logger = logger;

}

public abstract Task<ReadModelEnvelope<TReadModel>> GetAsync(

string id,

CancellationToken cancellationToken);

public abstract Task DeleteAsync(

string id,

CancellationToken cancellationToken);

public abstract Task DeleteAllAsync(

CancellationToken cancellationToken);

public abstract Task UpdateAsync(IReadOnlyCollection<ReadModelUpdate> readModelUpdates,

IReadModelContextFactory readModelContextFactory,

Func<IReadModelContext, IReadOnlyCollection<IDomainEvent>, ReadModelEnvelope<TReadModel>, CancellationToken,

Task<ReadModelUpdateResult<TReadModel>>> updateReadModel,

CancellationToken cancellationToken);

}

}