namespace TeamUp.SharedKernel.Ai;

public enum MemoryKind
{
    Decision,
    Approval,
    Correction,
}

public sealed record MemoryHit(Guid Id, MemoryKind Kind, string Content, DateTimeOffset CreatedAtUtc);

/// <summary>
/// Team-scoped working memory: written when a human approves (or corrects) agent work, read at
/// prompt assembly via pgvector similarity. Implemented by the Memory module. Strictly isolated
/// per team — institutional knowledge is the moat.
/// </summary>
public interface ITeamMemory
{
    Task WriteAsync(
        Guid teamId,
        MemoryKind kind,
        string content,
        Guid? sourceReviewItemId = null,
        CancellationToken cancellationToken = default);

    Task<IReadOnlyList<MemoryHit>> SearchAsync(
        Guid teamId,
        string query,
        int take = 3,
        CancellationToken cancellationToken = default);
}