using YD_Event.Application.Auth;
using YD_Event.Application.Workbench.Dtos;
using YD_Event.Core.Entities;
using Newtonsoft.Json.Linq;

namespace YD_Event.Application.Workbench;

/// <summary>
/// 打分系统工作台接口（供工作台管理端调用）
/// </summary>
[ApiDescriptionSettings("打分系统")]
[Authorize]
public class WorkbenchController : IDynamicApiController
{
    private readonly ISqlSugarRepository<EventInfo> _eventRepository;
    private readonly ISqlSugarRepository<EventVenue> _venueRepository;
    private readonly ISqlSugarRepository<EventProject> _eventProjectRepository;
    private readonly ISqlSugarRepository<EventProjectGroup> _groupRepository;
    private readonly ISqlSugarRepository<EventSession> _sessionRepository;
    private readonly ISqlSugarRepository<EventSessionEntry> _entryRepository;
    private readonly ISqlSugarRepository<EventJudgeAssignment> _assignmentRepository;
    private readonly ISqlSugarRepository<EventJudgeScoreSheet> _sheetRepository;
    private readonly ISqlSugarRepository<EventScoreCorrection> _correctionRepository;
    private readonly ISqlSugarRepository<EventResult> _resultRepository;
    private readonly ISqlSugarRepository<EventResultVersion> _resultVersionRepository;
    private readonly ISqlSugarRepository<EventResultScreenCast> _screenCastRepository;
    private readonly ISqlSugarRepository<EventJudgeTask> _taskRepository;
    private readonly ISqlSugarRepository<EventJudgeMessage> _messageRepository;
    private readonly ISqlSugarRepository<Core.Entities.AppUser> _userRepository;
    private readonly ISqlSugarRepository<Core.Entities.Referee> _refereeRepository;
    private readonly ISqlSugarRepository<Core.Entities.Project> _projectRepository;
    private readonly ISqlSugarRepository<EventJudgeScoreDetail> _scoreDetailRepository;
    private readonly ISqlSugarRepository<SysOperationLog> _operationLogRepository;
    private readonly ISqlSugarRepository<SysUser> _sysUserRepository;
    private readonly AuthManager _authManager;
    private readonly IIdGenerator _idGenerator;

    public WorkbenchController(
        ISqlSugarRepository<EventInfo> eventRepository,
        ISqlSugarRepository<EventVenue> venueRepository,
        ISqlSugarRepository<EventProject> eventProjectRepository,
        ISqlSugarRepository<EventProjectGroup> groupRepository,
        ISqlSugarRepository<EventSession> sessionRepository,
        ISqlSugarRepository<EventSessionEntry> entryRepository,
        ISqlSugarRepository<EventJudgeAssignment> assignmentRepository,
        ISqlSugarRepository<EventJudgeScoreSheet> sheetRepository,
        ISqlSugarRepository<EventScoreCorrection> correctionRepository,
        ISqlSugarRepository<EventResult> resultRepository,
        ISqlSugarRepository<EventResultVersion> resultVersionRepository,
        ISqlSugarRepository<EventResultScreenCast> screenCastRepository,
        ISqlSugarRepository<EventJudgeTask> taskRepository,
        ISqlSugarRepository<EventJudgeMessage> messageRepository,
        ISqlSugarRepository<Core.Entities.AppUser> userRepository,
        ISqlSugarRepository<Core.Entities.Referee> refereeRepository,
        ISqlSugarRepository<Core.Entities.Project> projectRepository,
        ISqlSugarRepository<EventJudgeScoreDetail> scoreDetailRepository,
        ISqlSugarRepository<SysOperationLog> operationLogRepository,
        ISqlSugarRepository<SysUser> sysUserRepository,
        AuthManager authManager,
        IIdGenerator idGenerator)
    {
        _eventRepository = eventRepository;
        _venueRepository = venueRepository;
        _eventProjectRepository = eventProjectRepository;
        _groupRepository = groupRepository;
        _sessionRepository = sessionRepository;
        _entryRepository = entryRepository;
        _assignmentRepository = assignmentRepository;
        _sheetRepository = sheetRepository;
        _correctionRepository = correctionRepository;
        _resultRepository = resultRepository;
        _resultVersionRepository = resultVersionRepository;
        _screenCastRepository = screenCastRepository;
        _taskRepository = taskRepository;
        _messageRepository = messageRepository;
        _userRepository = userRepository;
        _refereeRepository = refereeRepository;
        _projectRepository = projectRepository;
        _scoreDetailRepository = scoreDetailRepository;
        _operationLogRepository = operationLogRepository;
        _sysUserRepository = sysUserRepository;
        _authManager = authManager;
        _idGenerator = idGenerator;
    }

    #region 场次管理

    /// <summary>
    /// 获取工作台场次列表
    /// </summary>
    [HttpGet("workbench/sessions")]
    public async Task<List<WorkbenchSessionDto>> GetSessions([FromQuery] WorkbenchSessionQueryInput input)
    {
        var query = _sessionRepository.AsQueryable()
            .Where(s => !s.DeleteMark && s.EventId == input.EventId);

        if (input.VenueId.HasValue)
            query = query.Where(s => s.VenueId == input.VenueId.Value);

        if (input.EventProjectId.HasValue)
            query = query.Where(s => s.EventProjectId == input.EventProjectId.Value);

        if (input.SessionStatus.HasValue)
            query = query.Where(s => s.SessionStatus == input.SessionStatus.Value);

        if (!string.IsNullOrWhiteSpace(input.Keyword))
        {
            var keyword = input.Keyword.Trim();
            query = query.Where(s => s.SessionNo.Contains(keyword) || (s.SessionName != null && s.SessionName.Contains(keyword)));
        }

        var sessions = await query
            .OrderBy(s => s.StartTime)
            .OrderBy(s => s.SessionNo)
            .Select(s => new
            {
                s.Id,
                s.SessionNo,
                s.SessionName,
                s.EventId,
                s.VenueId,
                s.EventProjectId,
                s.EventProjectGroupId,
                s.StartTime,
                s.EndTime,
                s.SessionStatus,
                s.CurrentEntryId
            })
            .ToListAsync();

        if (!sessions.Any())
            return new List<WorkbenchSessionDto>();

        var eventIds = sessions.Select(s => s.EventId).Distinct().ToList();
        var venueIds = sessions.Select(s => s.VenueId).Distinct().ToList();
        var projectIds = sessions.Select(s => s.EventProjectId).Distinct().ToList();
        var groupIds = sessions.Where(s => s.EventProjectGroupId.HasValue).Select(s => s.EventProjectGroupId!.Value).Distinct().ToList();
        var sessionIds = sessions.Select(s => s.Id).ToList();

        var events = await _eventRepository.AsQueryable()
            .Where(e => eventIds.Contains(e.Id))
            .Select(e => new { e.Id, e.EventName })
            .ToListAsync();

        var venues = await _venueRepository.AsQueryable()
            .Where(v => venueIds.Contains(v.Id))
            .Select(v => new { v.Id, v.VenueName })
            .ToListAsync();

        var eventProjects = await _eventProjectRepository.AsQueryable()
            .Where(ep => projectIds.Contains(ep.Id))
            .Select(ep => new { ep.Id, ep.ProjectId })
            .ToListAsync();

        var projectDict = (await _projectRepository.AsQueryable()
            .Where(p => eventProjects.Select(ep => ep.ProjectId).Contains(p.Id))
            .Select(p => new { p.Id, p.Name })
            .ToListAsync())
            .ToDictionary(p => p.Id, p => p.Name);

        var groups = await _groupRepository.AsQueryable()
            .Where(g => groupIds.Contains(g.Id))
            .Select(g => new { g.Id, g.GroupName })
            .ToListAsync();

        var entryCounts = await _entryRepository.AsQueryable()
            .Where(e => !e.DeleteMark && sessionIds.Contains(e.SessionId))
            .GroupBy(e => e.SessionId)
            .Select(e => new
            {
                SessionId = e.SessionId,
                TotalCount = SqlFunc.AggregateCount(e.Id),
                CompletedCount = SqlFunc.AggregateSum(SqlFunc.IIF(e.EntryStatus == 40, 1, 0))
            })
            .ToListAsync();

        var resultCounts = await _resultRepository.AsQueryable()
            .InnerJoin<EventSessionEntry>((r, e) => r.SessionEntryId == e.Id)
            .Where((r, e) => !r.DeleteMark && !e.DeleteMark && sessionIds.Contains(e.SessionId) && r.ResultStatus == 20)
            .GroupBy((r, e) => e.SessionId)
            .Select((r, e) => new
            {
                SessionId = e.SessionId,
                ConfirmedCount = SqlFunc.AggregateCount(r.Id)
            })
            .ToListAsync();

        var eventDict = events.ToDictionary(e => e.Id, e => e.EventName);
        var venueDict = venues.ToDictionary(v => v.Id, v => v.VenueName);
        var eventProjectDict = eventProjects.ToDictionary(ep => ep.Id, ep => projectDict.GetValueOrDefault(ep.ProjectId, ""));
        var groupDict = groups.ToDictionary(g => g.Id, g => g.GroupName);
        var entryCountDict = entryCounts.ToDictionary(ec => ec.SessionId);
        var resultCountDict = resultCounts.ToDictionary(rc => rc.SessionId);

        return sessions.Select(s => new WorkbenchSessionDto
        {
            SessionId = s.Id,
            SessionNo = s.SessionNo,
            SessionName = s.SessionName,
            EventName = eventDict.GetValueOrDefault(s.EventId, ""),
            ProjectName = eventProjectDict.GetValueOrDefault(s.EventProjectId, ""),
            VenueName = venueDict.GetValueOrDefault(s.VenueId, ""),
            GroupName = s.EventProjectGroupId.HasValue ? groupDict.GetValueOrDefault(s.EventProjectGroupId.Value) : null,
            StartTime = s.StartTime,
            EndTime = s.EndTime,
            SessionStatus = s.SessionStatus,
            SessionStatusName = GetSessionStatusName(s.SessionStatus),
            CurrentEntryId = s.CurrentEntryId,
            TotalEntries = entryCountDict.TryGetValue(s.Id, out var ec) ? ec.TotalCount : 0,
            CompletedEntries = entryCountDict.TryGetValue(s.Id, out var ec2) ? ec2.CompletedCount : 0,
            ConfirmedResults = resultCountDict.TryGetValue(s.Id, out var rc) ? rc.ConfirmedCount : 0
        }).ToList();
    }

    /// <summary>
    /// 获取场次的出场记录列表
    /// </summary>
    [HttpGet("workbench/sessions/{sessionId}/entries")]
    public async Task<List<WorkbenchEntryDetailDto>> GetSessionEntries(long sessionId, [FromQuery] WorkbenchEntryQueryInput input)
    {
        var query = _entryRepository.AsQueryable()
            .Where(e => !e.DeleteMark && e.SessionId == sessionId);

        if (input.EntryStatus.HasValue)
            query = query.Where(e => e.EntryStatus == input.EntryStatus.Value);

        if (!string.IsNullOrWhiteSpace(input.Keyword))
        {
            var keyword = input.Keyword.Trim();
            query = query.Where(e => e.EntryNo.Contains(keyword) || e.ParticipantName.Contains(keyword) || 
                                    (e.TeamName != null && e.TeamName.Contains(keyword)));
        }

        var entries = await query
            .OrderBy(e => e.PlayOrder)
            .Select(e => new
            {
                e.Id,
                e.EntryNo,
                e.PlayOrder,
                e.ParticipantName,
                e.TeamName,
                e.GroupName,
                e.EntryStatus,
                e.IsRematch
            })
            .ToListAsync();

        if (!entries.Any())
            return new List<WorkbenchEntryDetailDto>();

        var entryIds = entries.Select(e => e.Id).ToList();

        var results = await _resultRepository.AsQueryable()
            .Where(r => !r.DeleteMark && entryIds.Contains(r.SessionEntryId!.Value))
            .Select(r => new
            {
                r.Id,
                r.SessionEntryId,
                r.DifficultyScore,
                r.PerformanceScore,
                r.RequiredScore,
                r.DeductionScore,
                r.TotalScore,
                r.Score,
                r.IsDisqualified,
                r.DisqualifyReasonCode,
                r.ResultStatus,
                r.ResultVersion,
                r.ReviewUserId,
                r.ReviewTime,
                r.Rank
            })
            .ToListAsync();

        if (input.ResultStatus.HasValue)
        {
            var filteredEntryIds = results.Where(r => r.ResultStatus == input.ResultStatus.Value).Select(r => r.SessionEntryId).ToHashSet();
            entries = entries.Where(e => filteredEntryIds.Contains(e.Id)).ToList();
            entryIds = entries.Select(e => e.Id).ToList();
        }

        var sheets = await _sheetRepository.AsQueryable()
            .Where(s => !s.DeleteMark && entryIds.Contains(s.SessionEntryId) && s.IsCurrent)
            .OrderBy(s => s.JudgeRole)
            .ToListAsync();

        var refereeIds = sheets.Select(s => s.RefereeId).Distinct().ToList();
        var refereeMap = (await _refereeRepository.AsQueryable()
            .Where(r => refereeIds.Contains(r.Id))
            .Select(r => new { r.Id, r.Name })
            .ToListAsync())
            .ToDictionary(r => r.Id, r => r.Name);

        var pendingCorrections = await _correctionRepository.AsQueryable()
            .Where(c => !c.DeleteMark && entryIds.Contains(c.SessionEntryId) && c.CorrectionStatus < 20)
            .Select(c => c.OriginalScoreSheetId)
            .ToListAsync();

        var pendingCorrectionSet = pendingCorrections.ToHashSet();
        var resultDict = results.ToDictionary(r => r.SessionEntryId!.Value);

        return entries.Select(e =>
        {
            var result = resultDict.GetValueOrDefault(e.Id);
            var entrySheets = sheets.Where(s => s.SessionEntryId == e.Id).ToList();

            return new WorkbenchEntryDetailDto
            {
                SessionEntryId = e.Id,
                EntryNo = e.EntryNo,
                PlayOrder = e.PlayOrder,
                ParticipantName = e.ParticipantName,
                TeamName = e.TeamName,
                GroupName = e.GroupName,
                EntryStatus = e.EntryStatus,
                EntryStatusName = GetEntryStatusName(e.EntryStatus),
                IsRematch = e.IsRematch,
                Result = result != null ? new WorkbenchEntryResultDto
                {
                    ResultId = result.Id,
                    DifficultyScore = result.DifficultyScore,
                    PerformanceScore = result.PerformanceScore,
                    RequiredScore = result.RequiredScore,
                    DeductionScore = result.DeductionScore,
                    TotalScore = result.TotalScore,
                    ScoreText = result.Score,
                    IsDisqualified = result.IsDisqualified,
                    DisqualifyReason = result.DisqualifyReasonCode,
                    ResultStatus = result.ResultStatus,
                    ResultStatusName = GetResultStatusName(result.ResultStatus),
                    ResultVersion = result.ResultVersion,
                    ReviewUserId = result.ReviewUserId,
                    ReviewTime = result.ReviewTime,
                    Rank = result.Rank
                } : null,
                JudgeScores = entrySheets.Select(sheet => new WorkbenchJudgeScoreDto
                {
                    ScoreSheetId = sheet.Id,
                    JudgeRole = sheet.JudgeRole,
                    JudgeRoleType = sheet.JudgeRoleType,
                    JudgeRoleName = GetJudgeRoleTypeName(sheet.JudgeRoleType),
                    JudgeName = refereeMap.GetValueOrDefault(sheet.RefereeId, ""),
                    SheetStatus = sheet.SheetStatus,
                    SheetStatusName = GetSheetStatusName(sheet.SheetStatus),
                    DifficultyScore = sheet.DifficultyScore,
                    PerformanceScore = sheet.PerformanceScore,
                    RequiredScore = sheet.RequiredScore,
                    DeductionScore = sheet.DeductionScore,
                    TotalScore = sheet.TotalScore,
                    IsDisqualified = sheet.IsDisqualified,
                    SubmittedTime = sheet.SubmittedTime,
                    HasPendingCorrection = pendingCorrectionSet.Contains(sheet.Id)
                }).ToList()
            };
        }).ToList();
    }

    #endregion

    #region 成绩投屏

    /// <summary>
    /// 投出成绩到大屏
    /// </summary>
    [HttpPost("workbench/screencast")]
    public async Task<ResultScreenCastOutput> CastResult([FromBody] ResultScreenCastInput input)
    {
        var currentUserId = _authManager.UserId;
        var now = DateTime.Now;

        if (input.CastType == 1)
        {
            if (!input.SessionEntryId.HasValue || !input.EventResultId.HasValue)
                throw Oops.Bah("投出单个成绩时，必须提供出场记录ID和成绩ID");

            var entry = await _entryRepository.GetFirstAsync(e => e.Id == input.SessionEntryId.Value && !e.DeleteMark)
                ?? throw Oops.Bah("出场记录不存在");

            var result = await _resultRepository.GetFirstAsync(r => r.Id == input.EventResultId.Value && !r.DeleteMark)
                ?? throw Oops.Bah("成绩记录不存在");

            var session = await _sessionRepository.GetByIdAsync(entry.SessionId)
                ?? throw Oops.Bah("场次不存在");

            var payload = new
            {
                EntryNo = entry.EntryNo,
                ParticipantName = entry.ParticipantName,
                TeamName = entry.TeamName,
                GroupName = entry.GroupName,
                DifficultyScore = result.DifficultyScore,
                PerformanceScore = result.PerformanceScore,
                RequiredScore = result.RequiredScore,
                DeductionScore = result.DeductionScore,
                TotalScore = result.TotalScore,
                Score = result.Score,
                IsDisqualified = result.IsDisqualified,
                Rank = result.Rank
            };

            await _screenCastRepository.AsUpdateable()
                .SetColumns(sc => new EventResultScreenCast { CastStatus = 20 },
                    appendColumnsByDataFilter: true)
                .Where(sc => sc.EventId == input.EventId &&
                             (!input.VenueId.HasValue || sc.VenueId == input.VenueId.Value) &&
                             sc.CastStatus == 0)
                .ExecuteCommandAsync();

            var screenCast = new EventResultScreenCast
            {
                Id = _idGenerator.NextId(),
                EventId = input.EventId,
                CastType = 1,
                VenueId = input.VenueId,
                EventProjectId = session.EventProjectId,
                EventProjectGroupId = session.EventProjectGroupId,
                SessionId = session.Id,
                SessionEntryId = entry.Id,
                EventResultId = result.Id,
                ResultVersion = input.ResultVersion ?? result.ResultVersion,
                PayloadJson = System.Text.Json.JsonSerializer.Serialize(payload),
                CastStatus = 0,
                CastTime = now,
                CreatedUserId = currentUserId,
                CreatedTime = now
            };

            await _screenCastRepository.InsertAsync(screenCast);

            return new ResultScreenCastOutput
            {
                ScreenCastId = screenCast.Id,
                CastType = 1,
                CastTime = now,
                PayloadJson = screenCast.PayloadJson
            };
        }
        else if (input.CastType == 2)
        {
            if (!input.EventProjectId.HasValue || !input.EventProjectGroupId.HasValue)
                throw Oops.Bah("投出排名时，必须提供项目ID和组别ID");

            var results = await _resultRepository.AsQueryable()
                .InnerJoin<EventSessionEntry>((r, e) => r.SessionEntryId == e.Id)
                .InnerJoin<EventSession>((r, e, s) => e.SessionId == s.Id)
                .Where((r, e, s) => !r.DeleteMark && !e.DeleteMark && !s.DeleteMark &&
                                    r.EventId == input.EventId &&
                                    s.EventProjectId == input.EventProjectId.Value &&
                                    (s.EventProjectGroupId == input.EventProjectGroupId.Value || 
                                     e.GroupName == SqlFunc.Subqueryable<EventProjectGroup>()
                                        .Where(g => g.Id == input.EventProjectGroupId.Value)
                                        .Select(g => g.GroupName)) &&
                                    r.ResultStatus >= 20)
                .OrderBy((r, e, s) => r.Rank)
                .Select((r, e, s) => new
                {
                    r.Id,
                    e.EntryNo,
                    e.ParticipantName,
                    e.TeamName,
                    e.GroupName,
                    r.TotalScore,
                    r.Score,
                    r.Rank,
                    r.IsDisqualified
                })
                .ToListAsync();

            var payload = results.Select(r => new
            {
                r.EntryNo,
                r.ParticipantName,
                r.TeamName,
                r.GroupName,
                r.TotalScore,
                r.Score,
                r.Rank,
                r.IsDisqualified
            }).ToList();

            await _screenCastRepository.AsUpdateable()
                .SetColumns(sc => new EventResultScreenCast { CastStatus = 20 },
                    appendColumnsByDataFilter: true)
                .Where(sc => sc.EventId == input.EventId &&
                             (!input.VenueId.HasValue || sc.VenueId == input.VenueId.Value) &&
                             sc.CastStatus == 0)
                .ExecuteCommandAsync();

            var screenCast = new EventResultScreenCast
            {
                Id = _idGenerator.NextId(),
                EventId = input.EventId,
                CastType = 2,
                VenueId = input.VenueId,
                EventProjectId = input.EventProjectId.Value,
                EventProjectGroupId = input.EventProjectGroupId.Value,
                SessionId = null,
                SessionEntryId = null,
                EventResultId = null,
                ResultVersion = null,
                PayloadJson = System.Text.Json.JsonSerializer.Serialize(payload),
                CastStatus = 0,
                CastTime = now,
                CreatedUserId = currentUserId,
                CreatedTime = now
            };

            await _screenCastRepository.InsertAsync(screenCast);

            return new ResultScreenCastOutput
            {
                ScreenCastId = screenCast.Id,
                CastType = 2,
                CastTime = now,
                PayloadJson = screenCast.PayloadJson
            };
        }
        else
        {
            throw Oops.Bah("无效的投屏类型");
        }
    }

    /// <summary>
    /// 撤回投屏内容
    /// </summary>
    [HttpPost("workbench/screencast/withdraw")]
    public async Task WithdrawScreenCast([FromBody] WithdrawScreenCastInput input)
    {
        var screenCast = await _screenCastRepository.GetByIdAsync(input.ScreenCastId)
            ?? throw Oops.Bah("投屏记录不存在");

        if (screenCast.CastStatus != 0)
            throw Oops.Bah("该投屏已被撤回或替换，无法再次撤回");

        screenCast.CastStatus = 10;
        screenCast.UpdatedUserId = _authManager.UserId;
        screenCast.UpdatedTime = DateTime.Now;

        await _screenCastRepository.UpdateAsync(screenCast);
    }

    /// <summary>
    /// 获取当前投屏内容
    /// </summary>
    [HttpGet("workbench/screencast/current")]
    public async Task<CurrentScreenCastDto?> GetCurrentScreenCast([FromQuery] GetCurrentScreenCastInput input)
    {
        var query = _screenCastRepository.AsQueryable()
            .Where(sc => sc.EventId == input.EventId && sc.CastStatus == 0);

        if (input.VenueId.HasValue)
            query = query.Where(sc => sc.VenueId == input.VenueId.Value);

        var screenCast = await query
            .OrderByDescending(sc => sc.CastTime)
            .FirstAsync();

        if (screenCast == null)
            return null;

        return new CurrentScreenCastDto
        {
            ScreenCastId = screenCast.Id,
            CastType = screenCast.CastType,
            CastStatus = screenCast.CastStatus,
            CastTime = screenCast.CastTime,
            PayloadJson = screenCast.PayloadJson
        };
    }

    #endregion

    #region 成绩修正审批

    /// <summary>
    /// 获取成绩修正申请列表
    /// </summary>
    [HttpGet("workbench/corrections")]
    public async Task<List<ScoreCorrectionListDto>> GetCorrections([FromQuery] ScoreCorrectionQueryInput input)
    {
        var query = _correctionRepository.AsQueryable()
            .Where(c => !c.DeleteMark && c.EventId == input.EventId);

        if (input.CorrectionStatus.HasValue)
            query = query.Where(c => c.CorrectionStatus == input.CorrectionStatus.Value);

        if (!string.IsNullOrWhiteSpace(input.Keyword))
        {
            var keyword = input.Keyword.Trim();
            query = query.Where(c => c.ApplyReason.Contains(keyword));
        }

        var corrections = await query
            .OrderByDescending(c => c.CreatedTime)
            .ToListAsync();

        if (!corrections.Any())
            return new List<ScoreCorrectionListDto>();

        var sessionIds = corrections.Select(c => c.SessionId).Distinct().ToList();
        var entryIds = corrections.Select(c => c.SessionEntryId).Distinct().ToList();
        var applyUserIds = corrections.Select(c => c.ApplyUserId).Distinct().ToList();
        var approveUserIds = corrections.Where(c => c.ApproveUserId.HasValue).Select(c => c.ApproveUserId!.Value).Distinct().ToList();

        var sessions = (await _sessionRepository.AsQueryable()
            .Where(s => sessionIds.Contains(s.Id))
            .Select(s => new { s.Id, s.SessionNo })
            .ToListAsync())
            .ToDictionary(s => s.Id, s => s.SessionNo);

        var entries = (await _entryRepository.AsQueryable()
            .Where(e => entryIds.Contains(e.Id))
            .Select(e => new { e.Id, e.EntryNo, e.ParticipantName })
            .ToListAsync())
            .ToDictionary(e => e.Id);

        var eventInfo = await _eventRepository.GetFirstAsync(e => e.Id == input.EventId);

        var allUserIds = applyUserIds.Concat(approveUserIds).Distinct().ToList();
        var users = (await _userRepository.AsQueryable()
            .Where(u => allUserIds.Contains(u.Id))
            .Select(u => new { u.Id, u.Name })
            .ToListAsync())
            .ToDictionary(u => u.Id, u => u.Name);

        return corrections.Select(c =>
        {
            var entry = entries.GetValueOrDefault(c.SessionEntryId);
            return new ScoreCorrectionListDto
            {
                CorrectionId = c.Id,
                EventName = eventInfo?.EventName ?? "",
                SessionNo = sessions.GetValueOrDefault(c.SessionId, ""),
                EntryNo = entry?.EntryNo ?? "",
                ParticipantName = entry?.ParticipantName ?? "",
                JudgeRole = c.JudgeRole,
                ApplyUserName = users.GetValueOrDefault(c.ApplyUserId, ""),
                ApplyReason = c.ApplyReason,
                CreatedTime = c.CreatedTime,
                CorrectionStatus = c.CorrectionStatus,
                CorrectionStatusName = GetCorrectionStatusName(c.CorrectionStatus),
                ApproveUserName = c.ApproveUserId.HasValue ? users.GetValueOrDefault(c.ApproveUserId.Value, "") : null,
                ApproveTime = c.ApproveTime,
                CompletedTime = c.CompletedTime
            };
        }).ToList();
    }

    /// <summary>
    /// 获取成绩修正申请详情
    /// </summary>
    [HttpGet("workbench/corrections/{correctionId}")]
    public async Task<ScoreCorrectionDetailDto> GetCorrectionDetail(long correctionId)
    {
        var correction = await _correctionRepository.GetFirstAsync(c => c.Id == correctionId && !c.DeleteMark)
            ?? throw Oops.Bah("修正申请不存在");

        var session = await _sessionRepository.GetByIdAsync(correction.SessionId)
            ?? throw Oops.Bah("场次不存在");

        var entry = await _entryRepository.GetByIdAsync(correction.SessionEntryId)
            ?? throw Oops.Bah("出场记录不存在");

        var originalSheet = await _sheetRepository.GetByIdAsync(correction.OriginalScoreSheetId)
            ?? throw Oops.Bah("原评分单不存在");

        EventJudgeScoreSheet? newSheet = null;
        if (correction.NewScoreSheetId.HasValue)
        {
            newSheet = await _sheetRepository.GetByIdAsync(correction.NewScoreSheetId.Value);
        }

        var referee = await _refereeRepository.GetByIdAsync(originalSheet.RefereeId);

        var eventInfo = await _eventRepository.GetByIdAsync(correction.EventId);
        var venue = await _venueRepository.GetByIdAsync(session.VenueId);
        var eventProject = await _eventProjectRepository.GetByIdAsync(session.EventProjectId);
        var project = eventProject != null ? await _projectRepository.GetByIdAsync(eventProject.ProjectId) : null;

        var applyUser = await _userRepository.GetByIdAsync(correction.ApplyUserId);
        var approveUser = correction.ApproveUserId.HasValue 
            ? await _userRepository.GetByIdAsync(correction.ApproveUserId.Value)
            : null;

        var result = await _resultRepository.GetFirstAsync(r => r.SessionEntryId == entry.Id && !r.DeleteMark);

        return new ScoreCorrectionDetailDto
        {
            CorrectionId = correction.Id,
            Session = new WorkbenchSessionDto
            {
                SessionId = session.Id,
                SessionNo = session.SessionNo,
                SessionName = session.SessionName,
                EventName = eventInfo?.EventName ?? "",
                VenueName = venue?.VenueName ?? "",
                ProjectName = project?.Name ?? "",
                StartTime = session.StartTime,
                SessionStatus = session.SessionStatus,
                SessionStatusName = GetSessionStatusName(session.SessionStatus)
            },
            Entry = new WorkbenchEntryDetailDto
            {
                SessionEntryId = entry.Id,
                EntryNo = entry.EntryNo,
                PlayOrder = entry.PlayOrder,
                ParticipantName = entry.ParticipantName,
                TeamName = entry.TeamName,
                GroupName = entry.GroupName,
                EntryStatus = entry.EntryStatus,
                EntryStatusName = GetEntryStatusName(entry.EntryStatus),
                IsRematch = entry.IsRematch,
                Result = result != null ? new WorkbenchEntryResultDto
                {
                    ResultId = result.Id,
                    DifficultyScore = result.DifficultyScore,
                    PerformanceScore = result.PerformanceScore,
                    RequiredScore = result.RequiredScore,
                    DeductionScore = result.DeductionScore,
                    TotalScore = result.TotalScore,
                    ScoreText = result.Score,
                    IsDisqualified = result.IsDisqualified,
                    ResultStatus = result.ResultStatus,
                    ResultStatusName = GetResultStatusName(result.ResultStatus),
                    ResultVersion = result.ResultVersion,
                    ReviewUserId = result.ReviewUserId,
                    ReviewTime = result.ReviewTime
                } : null
            },
            OriginalScore = new WorkbenchJudgeScoreDto
            {
                ScoreSheetId = originalSheet.Id,
                JudgeRole = originalSheet.JudgeRole,
                JudgeRoleType = originalSheet.JudgeRoleType,
                JudgeRoleName = GetJudgeRoleTypeName(originalSheet.JudgeRoleType),
                JudgeName = referee?.Name ?? "",
                SheetStatus = originalSheet.SheetStatus,
                SheetStatusName = GetSheetStatusName(originalSheet.SheetStatus),
                DifficultyScore = originalSheet.DifficultyScore,
                PerformanceScore = originalSheet.PerformanceScore,
                RequiredScore = originalSheet.RequiredScore,
                DeductionScore = originalSheet.DeductionScore,
                TotalScore = originalSheet.TotalScore,
                IsDisqualified = originalSheet.IsDisqualified,
                SubmittedTime = originalSheet.SubmittedTime,
                HasPendingCorrection = false
            },
            NewScore = newSheet != null ? new WorkbenchJudgeScoreDto
            {
                ScoreSheetId = newSheet.Id,
                JudgeRole = newSheet.JudgeRole,
                JudgeRoleType = newSheet.JudgeRoleType,
                JudgeRoleName = GetJudgeRoleTypeName(newSheet.JudgeRoleType),
                JudgeName = referee?.Name ?? "",
                SheetStatus = newSheet.SheetStatus,
                SheetStatusName = GetSheetStatusName(newSheet.SheetStatus),
                DifficultyScore = newSheet.DifficultyScore,
                PerformanceScore = newSheet.PerformanceScore,
                RequiredScore = newSheet.RequiredScore,
                DeductionScore = newSheet.DeductionScore,
                TotalScore = newSheet.TotalScore,
                IsDisqualified = newSheet.IsDisqualified,
                SubmittedTime = newSheet.SubmittedTime,
                HasPendingCorrection = false
            } : null,
            ApplyUserName = applyUser?.Name ?? "",
            ApplyReason = correction.ApplyReason,
            CreatedTime = correction.CreatedTime,
            CorrectionStatus = correction.CorrectionStatus,
            ApproveUserName = approveUser?.Name,
            ApproveRemark = correction.ApproveRemark,
            ApproveTime = correction.ApproveTime,
            CompletedTime = correction.CompletedTime
        };
    }

    /// <summary>
    /// 审批成绩修正申请
    /// </summary>
    [HttpPost("workbench/corrections/approve")]
    public async Task ApproveCorrection([FromBody] ApproveScoreCorrectionInput input)
    {
        var currentUserId = _authManager.UserId;
        var now = DateTime.Now;

        var correction = await _correctionRepository.GetFirstAsync(c => c.Id == input.CorrectionId && !c.DeleteMark)
            ?? throw Oops.Bah("修正申请不存在");

        if (correction.CorrectionStatus != 0)
            throw Oops.Bah("该申请已被处理，无法重复审批");

        correction.ApproveUserId = currentUserId;
        correction.ApproveRemark = input.ApproveRemark;
        correction.ApproveTime = now;
        correction.CorrectionStatus = input.IsApproved ? 10 : 20;
        correction.UpdatedUserId = currentUserId;
        correction.UpdatedTime = now;

        await _correctionRepository.UpdateAsync(correction);

        if (input.IsApproved)
        {
            var assignment = await _assignmentRepository.GetByIdAsync(correction.JudgeAssignmentId);
            
            var task = new EventJudgeTask
            {
                Id = _idGenerator.NextId(),
                EventId = correction.EventId,
                SessionId = correction.SessionId,
                SessionEntryId = correction.SessionEntryId,
                JudgeAssignmentId = correction.JudgeAssignmentId,
                EventRefereeId = assignment?.EventRefereeId ?? 0,
                RefereeId = assignment?.RefereeId ?? 0,
                JudgeUserId = assignment?.JudgeUserId,
                JudgeRole = assignment?.JudgeRole ?? "",
                JudgeRoleType = assignment?.JudgeRoleType ?? "",
                TaskSnapshotJson = "{}",
                TaskType = 1,
                TaskStatus = 0,
                CreatedUserId = currentUserId,
                CreatedTime = now
            };

            await _taskRepository.InsertAsync(task);

            correction.CorrectionTaskId = task.Id;
            await _correctionRepository.UpdateAsync(correction);

            if (assignment?.JudgeUserId != null)
            {
                var message = new EventJudgeMessage
                {
                    Id = _idGenerator.NextId(),
                    EventId = correction.EventId,
                    ReceiverUserId = assignment.JudgeUserId.Value,
                    RefereeId = assignment.RefereeId,
                    MessageType = 1,
                    Title = "成绩修正任务通知",
                    Content = $"您有一条成绩修正任务需要处理，申请原因：{correction.ApplyReason}",
                    RelationType = "ScoreCorrection",
                    RelationId = correction.Id,
                    IsRead = false,
                    CreatedUserId = currentUserId,
                    CreatedTime = now
                };

                await _messageRepository.InsertAsync(message);
            }
        }
    }

    #endregion

    #region 成绩管理

    /// <summary>
    /// 确认成绩
    /// </summary>
    [HttpPost("workbench/results/confirm")]
    public async Task ConfirmResult([FromBody] ConfirmResultInput input)
    {
        var currentUserId = _authManager.UserId;
        var now = DateTime.Now;

        var result = await _resultRepository.GetFirstAsync(r => r.Id == input.ResultId && !r.DeleteMark)
            ?? throw Oops.Bah("成绩记录不存在");

        if (result.ResultStatus == 90)
            throw Oops.Bah("该成绩已作废");

        if (result.ResultStatus != 10)
            throw Oops.Bah("只能确认待复核状态的成绩");

        result.ResultStatus = 20;
        result.ReviewUserId = currentUserId;
        result.ReviewTime = now;
        result.UpdatedUserId = currentUserId;
        result.UpdatedTime = now;

        await _resultRepository.UpdateAsync(result);
    }

    /// <summary>
    /// 批量确认成绩
    /// </summary>
    [HttpPost("workbench/results/batch-confirm")]
    public async Task BatchConfirmResults([FromBody] BatchConfirmResultInput input)
    {
        var currentUserId = _authManager.UserId;
        var now = DateTime.Now;

        var query = _resultRepository.AsQueryable()
            .InnerJoin<EventSessionEntry>((r, e) => r.SessionEntryId == e.Id)
            .Where((r, e) => !r.DeleteMark && !e.DeleteMark && e.SessionId == input.SessionId && r.ResultStatus == 10);

        if (input.ResultIds != null && input.ResultIds.Any())
        {
            query = query.Where((r, e) => input.ResultIds.Contains(r.Id));
        }

        var results = await query.Select((r, e) => r).ToListAsync();

        if (!results.Any())
            throw Oops.Bah("没有可确认的成绩");

        foreach (var result in results)
        {
            result.ResultStatus = 20;
            result.ReviewUserId = currentUserId;
            result.ReviewTime = now;
            result.UpdatedUserId = currentUserId;
            result.UpdatedTime = now;
        }

        await _resultRepository.UpdateRangeAsync(results);
    }

    /// <summary>
    /// 创建重赛
    /// </summary>
    [HttpPost("workbench/entries/rematch")]
    public async Task<CreateRematchOutput> CreateRematch([FromBody] CreateRematchInput input)
    {
        var currentUserId = _authManager.UserId;
        var now = DateTime.Now;

        var originalEntry = await _entryRepository.GetFirstAsync(e => e.Id == input.OriginalSessionEntryId && !e.DeleteMark)
            ?? throw Oops.Bah("原出场记录不存在");

        var session = await _sessionRepository.GetByIdAsync(originalEntry.SessionId)
            ?? throw Oops.Bah("场次不存在");

        var maxPlayOrder = await _entryRepository.AsQueryable()
            .Where(e => !e.DeleteMark && e.SessionId == originalEntry.SessionId)
            .MaxAsync(e => e.PlayOrder);

        var newPlayOrder = maxPlayOrder + 1;

        originalEntry.IsVoided = true;
        originalEntry.VoidReason = $"重赛原因：{input.RematchReason}";
        originalEntry.UpdatedUserId = currentUserId;
        originalEntry.UpdatedTime = now;
        await _entryRepository.UpdateAsync(originalEntry);

        var result = await _resultRepository.GetFirstAsync(r => r.SessionEntryId == originalEntry.Id && !r.DeleteMark);
        if (result != null)
        {
            result.ResultStatus = 90;
            result.UpdatedUserId = currentUserId;
            result.UpdatedTime = now;
            await _resultRepository.UpdateAsync(result);
        }

        var newEntry = new EventSessionEntry
        {
            Id = _idGenerator.NextId(),
            SessionId = originalEntry.SessionId,
            ParticipationRecordId = originalEntry.ParticipationRecordId,
            RegistrationItemId = originalEntry.RegistrationItemId,
            SourceType = originalEntry.SourceType,
            EntryNo = $"{originalEntry.EntryNo}-R",
            PlayOrder = newPlayOrder,
            EntryStatus = 0,
            IsRematch = true,
            RematchFromEntryId = originalEntry.Id,
            IsVoided = false,
            ParticipantName = originalEntry.ParticipantName,
            TeamName = originalEntry.TeamName,
            GroupName = originalEntry.GroupName,
            Version = 1,
            Status = Core.Enum.AvailabilityStatus.Enable,
            DeleteMark = false,
            CreatedUserId = currentUserId,
            CreatedTime = now
        };

        await _entryRepository.InsertAsync(newEntry);

        return new CreateRematchOutput
        {
            NewSessionEntryId = newEntry.Id,
            NewEntryNo = newEntry.EntryNo,
            NewPlayOrder = newEntry.PlayOrder
        };
    }

    /// <summary>
    /// 作废成绩
    /// </summary>
    [HttpPost("workbench/results/void")]
    public async Task VoidResult([FromBody] VoidResultInput input)
    {
        var currentUserId = _authManager.UserId;
        var now = DateTime.Now;

        var entry = await _entryRepository.GetFirstAsync(e => e.Id == input.SessionEntryId && !e.DeleteMark)
            ?? throw Oops.Bah("出场记录不存在");

        entry.IsVoided = true;
        entry.VoidReason = input.VoidReason;
        entry.UpdatedUserId = currentUserId;
        entry.UpdatedTime = now;

        await _entryRepository.UpdateAsync(entry);

        var result = await _resultRepository.GetFirstAsync(r => r.SessionEntryId == entry.Id && !r.DeleteMark);
        if (result != null)
        {
            result.ResultStatus = 90;
            result.UpdatedUserId = currentUserId;
            result.UpdatedTime = now;
            await _resultRepository.UpdateAsync(result);
        }
    }

    #endregion

    #region 数据导出

    /// <summary>
    /// 导出成绩册（与成绩管理页面筛选条件一致，默认仅导出已确认、未DQ成绩）
    /// </summary>
    [DisplayName("导出成绩册")]
    [HttpGet("workbench/results/export")]
    public async Task<IActionResult> ExportResults([FromQuery] ResultExportQueryInput input)
    {
        var query = _resultRepository.AsQueryable()
            .InnerJoin<EventSessionEntry>((r, e) => r.SessionEntryId == e.Id)
            .LeftJoin<EventSession>((r, e, s) => e.SessionId == s.Id)
            .Where((r, e, s) => !r.DeleteMark && !e.DeleteMark && r.EventId == input.EventId);

        if (input.ResultStatus.HasValue)
        {
            var resultStatus = input.ResultStatus.Value;
            query = query.Where((r, e, s) => r.ResultStatus == resultStatus);
        }
        if (!input.IncludeDq)
            query = query.Where((r, e, s) => !r.IsDisqualified);
        if (!string.IsNullOrWhiteSpace(input.GroupName))
        {
            var groupName = input.GroupName.Trim();
            query = query.Where((r, e, s) => e.GroupName.Contains(groupName) || r.GroupName.Contains(groupName));
        }
        if (input.EventProjectId.HasValue)
        {
            var eventProjectId = input.EventProjectId.Value;
            query = query.Where((r, e, s) => s.EventProjectId == eventProjectId);
        }

        var flat = await query
            .OrderBy((r, e, s) => r.Rank)
            .Select((r, e, s) => new
            {
                r.Id,
                r.Rank,
                EntryNo = e.EntryNo,
                Participant = e.ParticipantName,
                Team = e.TeamName,
                GroupName = e.GroupName,
                r.ProjectId,
                r.DifficultyScore,
                r.PerformanceScore,
                r.DeductionScore,
                r.TotalScore,
                r.Score,
                r.IsDisqualified,
                r.ResultStatus,
                r.ResultVersion,
                r.ReviewTime,
                EventProjectId = (long?)s.EventProjectId
            })
            .ToListAsync();

        if (!flat.Any())
            throw Oops.Bah("暂无数据可导出");

        var eventProjectIds = flat.Where(x => x.EventProjectId != null).Select(x => x.EventProjectId!.Value).Distinct().ToList();
        var eventProjects = await _eventProjectRepository.AsQueryable()
            .Where(x => eventProjectIds.Contains(x.Id))
            .Select(x => new { x.Id, x.ProjectId })
            .ToListAsync();
        var projectIds = eventProjects.Select(x => x.ProjectId).Distinct().ToList();
        var projectNames = (await _projectRepository.AsQueryable()
                .Where(x => projectIds.Contains(x.Id))
                .Select(x => new { x.Id, x.Name })
                .ToListAsync())
            .ToDictionary(x => x.Id, x => x.Name);
        var eventProjectProject = eventProjects.ToDictionary(x => x.Id, x => x.ProjectId);

        var rows = flat.Select(x =>
        {
            long? projectId = x.EventProjectId != null && eventProjectProject.TryGetValue(x.EventProjectId.Value, out var pid)
                ? pid
                : x.ProjectId > 0 ? (long?)x.ProjectId : null;
            var projectName = projectId != null && projectNames.TryGetValue(projectId.Value, out var pn) ? pn : string.Empty;

            return new object?[]
            {
                x.IsDisqualified ? "DQ" : (x.Rank > 0 ? x.Rank.ToString() : string.Empty),
                x.EntryNo,
                string.IsNullOrWhiteSpace(x.Team) ? x.Participant : x.Team,
                projectName,
                x.GroupName,
                Num(x.DifficultyScore),
                Num(x.PerformanceScore),
                Num(x.DeductionScore),
                x.TotalScore.HasValue ? Num(x.TotalScore.Value) : x.Score,
                x.IsDisqualified ? "取消资格" : GetResultStatusName(x.ResultStatus),
                x.ResultVersion,
                FmtTime(x.ReviewTime)
            };
        }).ToList();

        var headers = new[] { "名次", "出场编号", "姓名/队名", "项目", "组别", "难度分", "表现分", "扣分", "总分", "状态", "成绩版本", "确认时间" };
        var bytes = await new WorkbenchListExcelExporter("成绩册", $"成绩册（导出时间：{DateTime.Now:yyyy-MM-dd HH:mm}）", headers, rows,
            new double[] { 8, 16, 16, 16, 12, 10, 10, 10, 10, 10, 10, 20 }).ExportAsync();
        return ExcelFile(bytes, $"成绩册_{input.EventId}_{DateTime.Now:yyyyMMddHHmmss}.xlsx");
    }

    /// <summary>
    /// 导出评分单明细（按场次/项目，逐出场逐裁判列出评分项与提交信息）
    /// </summary>
    [DisplayName("导出评分单明细")]
    [HttpGet("workbench/score-sheets/export")]
    public async Task<IActionResult> ExportScoreSheets([FromQuery] ScoreSheetExportQueryInput input)
    {
        if (!input.SessionId.HasValue && !input.EventProjectId.HasValue)
            throw Oops.Bah("场次ID与赛事项目ID至少传一个");

        var query = _sheetRepository.AsQueryable()
            .Where(s => !s.DeleteMark && s.EventId == input.EventId && s.IsCurrent);

        if (input.SessionId.HasValue)
        {
            var sessionId = input.SessionId.Value;
            query = query.Where(s => s.SessionId == sessionId);
        }
        if (input.EventProjectId.HasValue)
        {
            var eventProjectId = input.EventProjectId.Value;
            var projectSessionIds = await _sessionRepository.AsQueryable()
                .Where(s => !s.DeleteMark && s.EventProjectId == eventProjectId)
                .Select(s => s.Id)
                .ToListAsync();
            query = query.Where(s => projectSessionIds.Contains(s.SessionId));
        }

        var sheets = await query
            .OrderBy(s => s.SessionId)
            .OrderBy(s => s.SessionEntryId)
            .OrderBy(s => s.JudgeRole)
            .ToListAsync();

        if (!sheets.Any())
            throw Oops.Bah("暂无数据可导出");

        var entryIds = sheets.Select(s => s.SessionEntryId).Distinct().ToList();
        var sessionIds = sheets.Select(s => s.SessionId).Distinct().ToList();
        var refereeIds = sheets.Select(s => s.RefereeId).Distinct().ToList();
        var sheetIds = sheets.Select(s => s.Id).ToList();

        var entries = (await _entryRepository.AsQueryable()
                .Where(e => entryIds.Contains(e.Id))
                .Select(e => new { e.Id, e.EntryNo, e.ParticipantName, e.TeamName })
                .ToListAsync())
            .ToDictionary(e => e.Id);
        var sessions = (await _sessionRepository.AsQueryable()
                .Where(s => sessionIds.Contains(s.Id))
                .Select(s => new { s.Id, s.SessionNo })
                .ToListAsync())
            .ToDictionary(s => s.Id);
        var referees = (await _refereeRepository.AsQueryable()
                .Where(r => refereeIds.Contains(r.Id))
                .Select(r => new { r.Id, r.Name })
                .ToListAsync())
            .ToDictionary(r => r.Id);
        var details = (await _scoreDetailRepository.AsQueryable()
                .Where(d => !d.DeleteMark && sheetIds.Contains(d.ScoreSheetId))
                .OrderBy(d => d.Sort)
                .ToListAsync())
            .GroupBy(d => d.ScoreSheetId)
            .ToDictionary(g => g.Key, g => g.ToList());

        var rows = new List<object?[]>();
        foreach (var sheet in sheets)
        {
            entries.TryGetValue(sheet.SessionEntryId, out var entry);
            sessions.TryGetValue(sheet.SessionId, out var session);
            referees.TryGetValue(sheet.RefereeId, out var referee);
            details.TryGetValue(sheet.Id, out var sheetDetails);

            var detailText = sheetDetails == null
                ? string.Empty
                : string.Join("\n", sheetDetails.Select(d => $"{d.ItemName}：{FmtDec(d.InputValue ?? d.CountValue ?? d.Subtotal)}"));

            rows.Add(new object?[]
            {
                session?.SessionNo ?? string.Empty,
                entry?.EntryNo ?? string.Empty,
                string.IsNullOrWhiteSpace(entry?.TeamName) ? entry?.ParticipantName : entry.TeamName,
                referee?.Name ?? string.Empty,
                GetJudgeRoleTypeName(sheet.JudgeRoleType),
                detailText,
                Num(sheet.DifficultyScore),
                Num(sheet.PerformanceScore),
                Num(sheet.DeductionScore),
                Num(sheet.TotalScore),
                sheet.IsDisqualified ? "DQ" : string.Empty,
                sheet.SheetVersion,
                sheet.RuleVersion,
                sheet.OriginalSheetId.HasValue ? sheet.OriginalSheetId.Value.ToString() : string.Empty,
                FmtTime(sheet.SubmittedTime)
            });
        }

        var headers = new[] { "场次编号", "出场编号", "姓名/队名", "裁判", "裁判角色", "评分项明细", "难度分", "表现分", "扣分", "合计", "DQ", "评分单版本", "规则版本", "原评分单", "提交时间" };
        var bytes = await new WorkbenchListExcelExporter("评分单", $"评分单明细（导出时间：{DateTime.Now:yyyy-MM-dd HH:mm}）", headers, rows,
            new double[] { 20, 16, 16, 12, 14, 42, 10, 10, 10, 10, 8, 10, 10, 18, 20 }).ExportAsync();
        return ExcelFile(bytes, $"评分单_{input.EventId}_{DateTime.Now:yyyyMMddHHmmss}.xlsx");
    }

    /// <summary>
    /// 导出操作审计日志（按赛事ID匹配请求参数，支持时间范围、操作人筛选，最多导出10000条）
    /// </summary>
    [DisplayName("导出操作审计")]
    [HttpGet("workbench/audit/export")]
    public async Task<IActionResult> ExportAudit([FromQuery] AuditExportQueryInput input)
    {
        var eventText = input.EventId.ToString();
        // 日志表没有结构化 EventId，只先用文本缩小候选集，随后解析 JSON 做精确参数匹配。
        var query = _operationLogRepository.AsQueryable()
            .Where(l => l.Parameter != null && l.Parameter.Contains(eventText));

        if (input.StartTime.HasValue)
        {
            var startTime = input.StartTime.Value;
            query = query.Where(l => l.CreatedTime >= startTime);
        }
        if (input.EndTime.HasValue)
        {
            var endTime = input.EndTime.Value.Date.AddDays(1);
            query = query.Where(l => l.CreatedTime < endTime);
        }
        if (input.OperatorId.HasValue)
        {
            var operatorId = input.OperatorId.Value;
            query = query.Where(l => l.UserId == operatorId);
        }
        if (input.SessionId.HasValue)
        {
            var sessionText = input.SessionId.Value.ToString();
            query = query.Where(l => l.Parameter != null && l.Parameter.Contains(sessionText));
        }

        var candidates = await query.OrderByDescending(l => l.CreatedTime).Take(50000).ToListAsync();
        var logs = candidates
            .Where(l => HasNumericParameter(l.Parameter, "EventId", input.EventId))
            .Where(l => !input.SessionId.HasValue || HasNumericParameter(l.Parameter, "SessionId", input.SessionId.Value))
            .Take(10000)
            .ToList();
        if (!logs.Any())
            throw Oops.Bah("暂无数据可导出");

        var userIds = logs.Where(l => l.UserId.HasValue).Select(l => l.UserId!.Value).Distinct().ToList();
        var userNames = (await _sysUserRepository.AsQueryable()
                .Where(u => userIds.Contains(u.Id))
                .Select(u => new { u.Id, u.Name })
                .ToListAsync())
            .ToDictionary(u => u.Id, u => u.Name);

        var rows = logs.Select(l => new object?[]
        {
            FmtTime(l.CreatedTime),
            l.UserId.HasValue && userNames.TryGetValue(l.UserId.Value, out var name) ? name : l.UserId?.ToString() ?? string.Empty,
            $"{l.ControllerName}/{l.ActionName}",
            l.Description ?? string.Empty,
            TrimLog(l.Parameter),
            l.HttpStatusCode,
            l.RemoteIp
        }).ToList();

        var headers = new[] { "操作时间", "操作人", "操作对象", "动作", "请求参数", "结果码", "IP" };
        var bytes = await new WorkbenchListExcelExporter("操作审计", $"操作审计（导出时间：{DateTime.Now:yyyy-MM-dd HH:mm}）", headers, rows,
            new double[] { 20, 14, 28, 22, 60, 10, 16 }).ExportAsync();
        return ExcelFile(bytes, $"操作审计_{input.EventId}_{DateTime.Now:yyyyMMddHHmmss}.xlsx");
    }

    private static decimal Num(decimal value) => Math.Round(value, 3);

    private static string FmtDec(decimal? value) => value.HasValue ? value.Value.ToString("0.##") : string.Empty;

    private static string FmtTime(DateTime? time) => time.HasValue ? time.Value.ToString("yyyy-MM-dd HH:mm:ss") : string.Empty;

    private static string TrimLog(string? text)
    {
        if (string.IsNullOrEmpty(text))
            return string.Empty;
        return text.Length > 2000 ? text[..2000] : text;
    }

    private static bool HasNumericParameter(string? json, string parameterName, long expectedValue)
    {
        if (string.IsNullOrWhiteSpace(json))
            return false;

        try
        {
            var token = JToken.Parse(json);
            if (token is not JContainer container)
                return false;

            return container.Descendants()
                .OfType<JProperty>()
                .Any(property => property.Name.Equals(parameterName, StringComparison.OrdinalIgnoreCase) &&
                                 long.TryParse(property.Value.ToString(), out var value) &&
                                 value == expectedValue);
        }
        catch
        {
            return false;
        }
    }

    private static IActionResult ExcelFile(byte[] bytes, string fileName) =>
        new FileContentResult(bytes, "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet")
        {
            FileDownloadName = fileName
        };

    #endregion

    #region 辅助方法

    private static string GetSessionStatusName(int status)
    {
        return status switch
        {
            0 => "草稿",
            10 => "就绪",
            20 => "检录中",
            30 => "进行中",
            40 => "暂停",
            50 => "待确认",
            60 => "已结束",
            90 => "已取消",
            _ => "未知"
        };
    }

    private static string GetEntryStatusName(int status)
    {
        return status switch
        {
            0 => "待出场",
            10 => "已检录",
            20 => "已叫号",
            30 => "进行中",
            40 => "已完成",
            80 => "退赛",
            90 => "取消比赛资格",
            _ => "未知"
        };
    }

    private static string GetResultStatusName(int status)
    {
        return status switch
        {
            0 => "计算中",
            10 => "待复核",
            20 => "已确认",
            30 => "已投屏",
            40 => "已更正",
            90 => "已作废",
            _ => "未知"
        };
    }

    private static string GetSheetStatusName(int status)
    {
        return status switch
        {
            0 => "草稿",
            10 => "已提交",
            20 => "已确认",
            30 => "已被修正",
            90 => "已作废",
            _ => "未知"
        };
    }

    private static string GetCorrectionStatusName(int status)
    {
        return status switch
        {
            0 => "已申请",
            10 => "已批准",
            20 => "已拒绝",
            30 => "裁判修改中",
            40 => "已完成",
            90 => "已取消",
            _ => "未知"
        };
    }

    private static string GetJudgeRoleTypeName(string roleType)
    {
        return roleType switch
        {
            "DP" => "难度裁判(DP)",
            "DM" => "难度裁判(DM)",
            "DR" => "难度裁判(DR)",
            "P" => "表现裁判",
            "T" => "主裁",
            _ => roleType
        };
    }

    #endregion
}