namespace New.Application.Ports;

public sealed record CaseCreated(Guid CaseId, string? ProcessStatus);

public sealed record TaskCreated(Guid TaskId, bool Open);

/// <summary>Seam D: the case-framework client port (New.Infrastructure.CaseFramework implements this).</summary>
public interface ICaseFrameworkGateway
{
    Task<CaseCreated> CreateCaseAsync(string caseTypeCode, string externalReference, IReadOnlyList<string> participants, CancellationToken ct);

    Task<string?> GetProcessStatusAsync(Guid caseId, CancellationToken ct);

    Task<TaskCreated> CreateTaskAsync(Guid caseId, string code, string description, CancellationToken ct);

    Task CompleteTaskAsync(Guid caseId, Guid taskId, CancellationToken ct);

    /// <summary>
    /// POST .../closure-request. Returns true if the case closed, false if
    /// the framework returned 409 (an open task) - which is an expected,
    /// non-exceptional outcome for callers (e.g. the owned assessment flow
    /// treats it as "closure pending", not a failure).
    /// </summary>
    Task<bool> RequestClosureAsync(Guid caseId, CancellationToken ct);
}