using ECPDAL.Communication.DTOs;
using GB5Shared.DTO.Framework.Login;

namespace ECPBLL.Communication.Interfaces;

public interface ICommentThreadBLL
{
    Task<string> GetCommentThreadAsync(int commentThreadId, LoginDTO login, CancellationToken ct);

    /// <summary>Whole-conversation view for one business object — every root thread for
    /// ObjectTypeId+ObjectId, each with its full nested reply tree. Cache-keyed by
    /// {objectTypeId}:{objectId} per the plan's cache strategy.</summary>
    Task<string> GetCommentThreadTreeAsync(int objectTypeId, int objectId, LoginDTO login, CancellationToken ct);
    Task<string> GetCommentThreadListAsync(int objectTypeId, int objectId, LoginDTO login, CancellationToken ct);
    Task<string> SaveCommentThreadAsync(SaveCommentThreadDTO dto, LoginDTO login, CancellationToken ct);
    Task<string> UpdateCommentThreadStatusAsync(UpdateCommentThreadStatusDTO dto, LoginDTO login, CancellationToken ct);
    Task<string> DeleteCommentThreadAsync(int commentThreadId, LoginDTO login, CancellationToken ct);

    /// <summary>
    /// Layered visibility check (thread -> BizTransaction -> OU -> ObjectType/Object floor), per
    /// the plan's "Access, security level &amp; notification routing" section. Most-specific
    /// check wins; BizTransaction-level and ObjectType/Object-level checks are explicitly
    /// deferred to the owning business module per the plan (Communication does not own business
    /// data), so only the thread-level (ECMRights/SecurityMark) and OU-level checks are enforced
    /// here in Phase 1.
    /// </summary>
    Task<bool> CanViewCommentThreadAsync(CommentThreadDTO thread, LoginDTO login, CancellationToken ct);
}