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

namespace ECPBLL.Meeting.Interfaces;

/// <summary>
/// The Meeting "Action Items" tab — a thin ECP-facing wrapper over the existing shared TTASK
/// entity (CRMBLL.Task.ITaskBLL), per the ECP preview's own framing: "the same underlying task
/// record used across GB5, not an ECP-only checklist." Every CRM-only field is defaulted by the
/// implementation and never exposed on this interface's DTOs.
/// </summary>
public interface IMeetingActionItemBLL
{
    Task<string> GetMeetingActionItemAsync(int taskId, LoginDTO login, CancellationToken ct);
    Task<string> GetMeetingActionItemListAsync(int meetingId, LoginDTO login, CancellationToken ct);
    Task<string> SaveMeetingActionItemAsync(SaveMeetingActionItemDTO dto, LoginDTO login, CancellationToken ct);
    Task<string> DeleteMeetingActionItemAsync(int taskId, LoginDTO login, CancellationToken ct);

    /// <summary>Candidate parent tasks for WBS nesting, scoped to one meeting's action items.
    /// (Assignee selection reuses the existing user picker, not a Task-specific one.)</summary>
    Task<string> GetSelectListMeetingActionItemAsync(int meetingId, LoginDTO login, CancellationToken ct);

    /// <summary>Updates DueDate only. TTASK has no revision-history/audit-trail column for date
    /// changes — the reschedule reason is recorded via EventLogPublish only, not persisted on the
    /// task row itself (see the type's doc-comment for why "Revised" badges in the ECP preview
    /// can't be reconstructed from TTASK alone).</summary>
    Task<string> RescheduleMeetingActionItemAsync(RescheduleMeetingActionItemDTO dto, LoginDTO login, CancellationToken ct);
}