YD_Event.Admin/YD_Event.Application/Client/CheckinController.cs

using Microsoft.Extensions.Logging;
using YD_Event.Application.Auth;
using YD_Event.Application.Client.Dtos;
using YD_Event.Application.Sms;

namespace YD_Event.Application.Client;

/// <summary>小程序检录员按秩序册列进行顺序检录。</summary>
[ApiDescriptionSettings("微信小程序接口")]
[Authorize]
public partial class CheckinController : IDynamicApiController
{
    private readonly ISqlSugarRepository<YD_Event.Core.Entities.AppUser> _userRepository;
    private readonly ISqlSugarRepository<CheckinTask> _taskRepository;
    private readonly ISqlSugarRepository<CheckinRecord> _recordRepository;
    private readonly ISqlSugarRepository<EventRegistrationPerson> _personRepository;
    private readonly ISqlSugarRepository<EventRegistration> _registrationRepository;
    private readonly CheckinScheduleService _scheduleService;
    private readonly AliyunSmsService _smsService;
    private readonly ILogger<CheckinController> _logger;
    private readonly AuthManager _authManager;

    public CheckinController(
        ISqlSugarRepository<YD_Event.Core.Entities.AppUser> userRepository,
        ISqlSugarRepository<CheckinTask> taskRepository,
        ISqlSugarRepository<CheckinRecord> recordRepository,
        ISqlSugarRepository<EventRegistrationPerson> personRepository,
        ISqlSugarRepository<EventRegistration> registrationRepository,
        CheckinScheduleService scheduleService,
        AliyunSmsService smsService,
        ILogger<CheckinController> logger,
        AuthManager authManager)
    {
        _userRepository = userRepository;
        _taskRepository = taskRepository;
        _recordRepository = recordRepository;
        _personRepository = personRepository;
        _registrationRepository = registrationRepository;
        _scheduleService = scheduleService;
        _smsService = smsService;
        _logger = logger;
        _authManager = authManager;
    }

    [HttpGet("current")]
    [DisplayName("获取当前赛事检录任务")]
    public async Task<CheckinContextDto?> GetCurrent(
        [FromQuery] long? eventProjectId = null,
        [FromQuery] long? groupId = null)
    {
        var userId = await EnsureCheckerAsync();
        var task = await GetCurrentTaskAsync(userId);
        return task == null ? null : await BuildContextAsync(task, eventProjectId, groupId);
    }

    [HttpPost("status")]
    [UnitOfWork]
    [DisplayName("更新秩序册列当前检次状态")]
    public async Task<CheckinContextDto> UpdateStatus([FromBody] UpdateCheckinStatusInput input)
    {
        var checkerUserId = await EnsureCheckerAsync();
        var task = await GetCurrentTaskAsync(checkerUserId);
        if (task == null) throw Oops.Bah("当前账号尚未由后台绑定赛事检录任务");

        var options = await _scheduleService.GetOptionsAsync(task.EventId);
        var unit = CheckinScheduleService.ResolveUnit(options, input.UnitKey);

        if (task.CheckinNo > 1)
        {
            var previousTask = await GetEventTaskAsync(task.EventId, task.CheckinNo - 1);
            var previousPassed = previousTask != null && await _recordRepository.IsAnyAsync(x =>
                x.TaskId == previousTask.Id && x.SessionKey == unit.UnitKey && x.Checked && !x.DeleteMark);
            if (!previousPassed)
                throw Oops.Bah($"该秩序册列尚未通过{ToCheckinName(task.CheckinNo - 1)}，不能进行{ToCheckinName(task.CheckinNo)}");
        }

        if (!input.Checked)
        {
            var laterTasks = await _taskRepository.AsQueryable()
                .Where(x => x.EventId == task.EventId && x.CheckinNo > task.CheckinNo &&
                            x.TaskStatus == 1 && x.Status == AvailabilityStatus.Enable && !x.DeleteMark)
                .ToListAsync();
            var laterTaskIds = laterTasks.Select(x => x.Id).ToList();
            if (laterTaskIds.Count > 0 && await _recordRepository.IsAnyAsync(x =>
                    laterTaskIds.Contains(x.TaskId) && x.SessionKey == unit.UnitKey && x.Checked && !x.DeleteMark))
                throw Oops.Bah("该秩序册列已通过后续检录，不能取消当前检录");
        }

        var record = await _recordRepository.GetFirstAsync(x =>
            x.TaskId == task.Id && x.SessionKey == unit.UnitKey && !x.DeleteMark);
        if (record == null)
        {
            record = new CheckinRecord
            {
                TaskId = task.Id,
                Round = task.CheckinNo,
                SessionKey = unit.UnitKey,
                SessionOrder = unit.Order,
                GroupId = unit.GroupId,
                RegistrationPersonId = unit.RegistrationPersonIds.FirstOrDefault(),
                CheckerUserId = checkerUserId,
                Checked = input.Checked,
                CheckedTime = input.Checked ? DateTime.Now : null,
                CreatedUserId = checkerUserId,
                CreatedTime = DateTime.Now
            };
            await _recordRepository.InsertAsync(record);
        }
        else
        {
            record.Round = task.CheckinNo;
            record.SessionOrder = unit.Order;
            record.GroupId = unit.GroupId;
            record.CheckerUserId = checkerUserId;
            record.Checked = input.Checked;
            record.CheckedTime = input.Checked ? DateTime.Now : null;
            record.UpdatedUserId = checkerUserId;
            record.UpdatedTime = DateTime.Now;
            await _recordRepository.UpdateAsync(record);
        }

        // 保持页面当前项目/组别筛选；UnitKey 已独立校验检录项归属。
        return await BuildContextAsync(task, input.EventProjectId, input.GroupId);
    }

    [HttpPost("start")]
    [UnitOfWork]
    [DisplayName("开始检录并通知报名人员")]
    public async Task<StartCheckinOutput> Start([FromBody] StartCheckinInput input)
    {
        var checkerUserId = await EnsureCheckerAsync();
        var task = await GetCurrentTaskAsync(checkerUserId);
        if (task == null) throw Oops.Bah("当前账号尚未由后台绑定赛事检录任务");

        var options = await _scheduleService.GetOptionsAsync(task.EventId);
        var project = options.Projects.FirstOrDefault(x => x.EventProjectId == input.EventProjectId)
                      ?? throw Oops.Bah("所选参赛项目不属于当前赛事秩序册");
        var group = project.Groups.FirstOrDefault(x => x.Id == input.GroupId)
                    ?? throw Oops.Bah("所选参赛组别不属于当前参赛项目");

        var units = options.Units
            .Where(x => x.EventProjectId == input.EventProjectId && x.GroupId == input.GroupId)
            .OrderBy(x => x.Order).ToList();
        if (units.Count == 0) throw Oops.Bah("所选项目组别没有可检录的参赛队伍");

        // 记录当前检录进度，供运动员端与投屏读取"当前检录项目"。
        task.CurrentEventProjectId = input.EventProjectId;
        task.CurrentGroupId = input.GroupId;
        task.CurrentGroupName = group.GroupName;
        task.GroupOrder = group.Order;
        task.TotalGroups = project.Groups.Count;
        task.NextGroupName = project.Groups.FirstOrDefault(x => x.Order > group.Order)?.GroupName;
        task.CurrentSessionKey = units[0].UnitKey;
        task.CurrentSessionOrder = units[0].Order;
        task.CurrentSessionName = $"{project.ProjectName}-{group.GroupName}";
        task.CurrentSessionVenue = units[0].VenueName;
        task.UpdatedUserId = checkerUserId;
        task.UpdatedTime = DateTime.Now;
        await _taskRepository.UpdateAsync(task);

        var noticeName = $"{project.ProjectName}-{group.GroupName}";
        var (total, success, failed) = await NotifyUnitsAsync(units, options.EventName, noticeName);

        var context = await BuildContextAsync(task, input.EventProjectId, input.GroupId);
        return new StartCheckinOutput
        {
            TaskId = task.Id,
            EventProjectId = project.EventProjectId,
            ProjectName = project.ProjectName,
            GroupId = group.Id,
            GroupName = group.GroupName,
            UnitCount = units.Count,
            NoticeTotal = total,
            SmsSuccessCount = success,
            SmsFailedCount = failed,
            Message = success > 0
                ? $"已开始{ToCheckinName(task.CheckinNo)}，已通知{success}人，{failed}人通知失败"
                : $"已开始{ToCheckinName(task.CheckinNo)}，共{total}人待检录",
            Context = context
        };
    }

    [HttpPost("scan")]
    [UnitOfWork]
    [DisplayName("扫码检录")]
    public async Task<ScanCheckinOutput> Scan([FromBody] ScanCheckinInput input)
    {
        var checkerUserId = await EnsureCheckerAsync();
        var task = await GetCurrentTaskAsync(checkerUserId);
        if (task == null) throw Oops.Bah("当前账号尚未由后台绑定赛事检录任务");

        var code = input.Code?.Trim() ?? string.Empty;
        if (code.Length == 0) throw Oops.Bah("扫码内容不能为空");

        var options = await _scheduleService.GetOptionsAsync(task.EventId);
        var unit = ResolveScannedUnit(options, code, out var athlete);
        if (unit == null)
            return new ScanCheckinOutput { Success = false, Message = "扫码内容与当前赛事秩序册不匹配，请核对号码布" };

        await EnsurePreviousPassedAsync(task, unit.UnitKey);
        await UpsertRecordAsync(task, unit, checkerUserId, true);

        var context = await BuildContextAsync(task,
            input.EventProjectId ?? unit.EventProjectId,
            input.GroupId ?? unit.GroupId ?? 0);
        return new ScanCheckinOutput
        {
            Success = true,
            Message = $"{ToCheckinName(task.CheckinNo)}检录成功",
            UnitKey = unit.UnitKey,
            ProjectName = unit.ProjectName,
            GroupName = unit.GroupName,
            UnitName = string.IsNullOrWhiteSpace(unit.TeamName) ? unit.UnitName : unit.TeamName,
            AthleteName = athlete?.Name ?? string.Join(", ", unit.Athletes.Select(x => x.Name)),
            BibNo = athlete?.BibNo ?? string.Empty,
            Context = context
        };
    }

    [HttpPost("on-stage")]
    [UnitOfWork]
    [DisplayName("标记参赛队伍上场")]
    public async Task<CheckinContextDto> OnStage([FromBody] CheckinOnStageInput input)
    {
        var checkerUserId = await EnsureCheckerAsync();
        var task = await GetCurrentTaskAsync(checkerUserId);
        if (task == null) throw Oops.Bah("当前账号尚未由后台绑定赛事检录任务");

        var activeTasks = await GetActiveEventTasksAsync(task.EventId);
        var lastCheckinNo = activeTasks.Count == 0 ? task.CheckinNo : activeTasks.Max(x => x.CheckinNo);
        if (task.CheckinNo != lastCheckinNo)
            throw Oops.Bah($"上场由{ToCheckinName(lastCheckinNo)}检录员操作");

        var options = await _scheduleService.GetOptionsAsync(task.EventId);
        var unit = CheckinScheduleService.ResolveUnit(options, input.UnitKey);
        await EnsurePreviousPassedAsync(task, unit.UnitKey);
        await UpsertRecordAsync(task, unit, checkerUserId, true);

        // 上场后把当前列同步到任务，供运动员端展示"当前正在比赛"。
        task.CurrentEventProjectId = unit.EventProjectId;
        task.CurrentGroupId = unit.GroupId;
        task.CurrentGroupName = unit.GroupName;
        task.CurrentSessionKey = unit.UnitKey;
        task.CurrentSessionOrder = unit.Order;
        task.CurrentSessionName = $"{unit.ProjectName}-{unit.GroupName}";
        task.CurrentSessionVenue = unit.VenueName;
        task.UpdatedUserId = checkerUserId;
        task.UpdatedTime = DateTime.Now;
        await _taskRepository.UpdateAsync(task);

        return await BuildContextAsync(task, input.EventProjectId, input.GroupId);
    }

    /// <summary>按扫码内容定位秩序册列；支持号码布、报名人员ID和姓名。</summary>
    private static CheckinOrderBookUnitDto? ResolveScannedUnit(
        CheckinEventOptionsDto options, string code, out CheckinAthleteDto? athlete)
    {
        athlete = null;
        foreach (var unit in options.Units.OrderBy(x => x.Order))
        {
            var matched = unit.Athletes.FirstOrDefault(x =>
                x.BibNo == code || x.Id.ToString() == code || x.Name == code);
            if (matched != null)
            {
                athlete = matched;
                return unit;
            }
        }

        // 兼容团队二维码：扫码内容直接是秩序册列标识。
        return options.Units.FirstOrDefault(x => x.UnitKey == code);
    }

    /// <summary>检录顺序卡控：非一检必须先通过上一检次。</summary>
    private async Task EnsurePreviousPassedAsync(CheckinTask task, string unitKey)
    {
        if (task.CheckinNo <= 1) return;
        var previousTask = await GetEventTaskAsync(task.EventId, task.CheckinNo - 1);
        var previousPassed = previousTask != null && await _recordRepository.IsAnyAsync(x =>
            x.TaskId == previousTask.Id && x.SessionKey == unitKey && x.Checked && !x.DeleteMark);
        if (!previousPassed)
            throw Oops.Bah($"该秩序册列尚未通过{ToCheckinName(task.CheckinNo - 1)}，不能进行{ToCheckinName(task.CheckinNo)}");
    }

    private async Task UpsertRecordAsync(
        CheckinTask task, CheckinOrderBookUnitDto unit, long checkerUserId, bool isChecked)
    {
        var record = await _recordRepository.GetFirstAsync(x =>
            x.TaskId == task.Id && x.SessionKey == unit.UnitKey && !x.DeleteMark);
        if (record == null)
        {
            await _recordRepository.InsertAsync(new CheckinRecord
            {
                TaskId = task.Id,
                Round = task.CheckinNo,
                SessionKey = unit.UnitKey,
                SessionOrder = unit.Order,
                GroupId = unit.GroupId,
                RegistrationPersonId = unit.RegistrationPersonIds.FirstOrDefault(),
                CheckerUserId = checkerUserId,
                Checked = isChecked,
                CheckedTime = isChecked ? DateTime.Now : null,
                CreatedUserId = checkerUserId,
                CreatedTime = DateTime.Now
            });
            return;
        }

        record.Round = task.CheckinNo;
        record.SessionOrder = unit.Order;
        record.GroupId = unit.GroupId;
        record.CheckerUserId = checkerUserId;
        record.Checked = isChecked;
        record.CheckedTime = isChecked ? DateTime.Now : null;
        record.UpdatedUserId = checkerUserId;
        record.UpdatedTime = DateTime.Now;
        await _recordRepository.UpdateAsync(record);
    }

    /// <summary>对报名了所选项目组别的人员发送检录通知；单人失败不影响整体流程。</summary>
    private async Task<(int Total, int Success, int Failed)> NotifyUnitsAsync(
        List<CheckinOrderBookUnitDto> units, string eventName, string projectGroupName)
    {
        var personIds = units.SelectMany(x => x.RegistrationPersonIds).Distinct().ToList();
        if (personIds.Count == 0) return (0, 0, 0);

        var persons = await _personRepository.AsQueryable()
            .Where(x => personIds.Contains(x.Id) && !x.DeleteMark)
            .ToListAsync();

        // 报名人员未填手机号时回退到报名联系人手机号。
        var registrationIds = persons.Select(x => x.RegistrationId).Distinct().ToList();
        var registrations = registrationIds.Count == 0
            ? new List<EventRegistration>()
            : await _registrationRepository.AsQueryable()
                .Where(x => registrationIds.Contains(x.Id) && !x.DeleteMark).ToListAsync();
        var contactMap = registrations.ToDictionary(x => x.Id, x => x.ContactPhone);

        var success = 0;
        var failed = 0;
        foreach (var person in persons)
        {
            var phone = person.Phone;
            if (string.IsNullOrWhiteSpace(phone))
                contactMap.TryGetValue(person.RegistrationId, out phone);
            if (string.IsNullOrWhiteSpace(phone))
            {
                failed++;
                continue;
            }

            try
            {
                var sent = await _smsService.SendCheckinNotice(phone, person.Name, projectGroupName);
                if (sent) success++;
                else failed++;
            }
            catch (Exception ex)
            {
                failed++;
                _logger.LogWarning(ex, "检录通知发送失败：{EventName} {Project} {Phone}",
                    eventName, projectGroupName, phone);
            }
        }

        return (persons.Count, success, failed);
    }

    private async Task<CheckinContextDto> BuildContextAsync(CheckinTask task, long? eventProjectId, long? groupId)
    {
        var options = await _scheduleService.GetOptionsAsync(task.EventId);
        var selectedProject = options.Projects.FirstOrDefault(x => x.EventProjectId == eventProjectId)
                              ?? options.Projects.FirstOrDefault();
        if (selectedProject == null) throw Oops.Bah("当前赛事秩序册没有可检录项目");
        var selectedGroup = selectedProject.Groups.FirstOrDefault(x => x.Id == groupId)
                            ?? selectedProject.Groups.FirstOrDefault();
        if (selectedGroup == null) throw Oops.Bah("所选参赛项目没有可检录组别");

        var allUnits = options.Units.OrderBy(x => x.Order).ToList();
        var units = allUnits
            .Where(x => x.EventProjectId == selectedProject.EventProjectId && x.GroupId == selectedGroup.Id)
            .OrderBy(x => x.Order).ToList();
        var allUnitKeys = allUnits.Select(x => x.UnitKey).ToHashSet();
        var records = await _recordRepository.AsQueryable()
            .Where(x => x.TaskId == task.Id && x.SessionKey != null && !x.DeleteMark)
            .ToListAsync();
        var checkedKeys = records.Where(x => x.Checked && allUnitKeys.Contains(x.SessionKey!))
            .Select(x => x.SessionKey!).ToHashSet();

        var activeTasks = await GetActiveEventTasksAsync(task.EventId);
        // 末检次（默认三检）通过即视为已上场。
        var onStageKeys = await GetOnStageKeysAsync(activeTasks, allUnitKeys);

        HashSet<string> previousPassedKeys;
        if (task.CheckinNo == 1)
        {
            previousPassedKeys = allUnitKeys;
        }
        else
        {
            var previousTask = await GetEventTaskAsync(task.EventId, task.CheckinNo - 1);
            var previousRecords = previousTask == null
                ? new List<CheckinRecord>()
                : await _recordRepository.AsQueryable()
                    .Where(x => x.TaskId == previousTask.Id && x.SessionKey != null && x.Checked && !x.DeleteMark)
                    .ToListAsync();
            previousPassedKeys = previousRecords.Where(x => allUnitKeys.Contains(x.SessionKey!))
                .Select(x => x.SessionKey!).ToHashSet();
        }

        var allStatusUnits = allUnits.Select(unit =>
        {
            var previousPassed = previousPassedKeys.Contains(unit.UnitKey);
            return new CheckinOrderBookUnitStatusDto
            {
                UnitKey = unit.UnitKey,
                Order = unit.Order,
                SessionIndex = unit.SessionIndex,
                VenueIndex = unit.VenueIndex,
                VenueName = unit.VenueName,
                EventProjectId = unit.EventProjectId,
                ProjectId = unit.ProjectId,
                ProjectName = unit.ProjectName,
                GroupId = unit.GroupId,
                GroupName = unit.GroupName,
                RegistrationItemId = unit.RegistrationItemId,
                TeamName = unit.TeamName,
                UnitName = unit.UnitName,
                RegistrationPersonIds = unit.RegistrationPersonIds,
                Athletes = unit.Athletes,
                Checked = checkedKeys.Contains(unit.UnitKey),
                PreviousPassed = previousPassed,
                CanCheck = previousPassed,
                LockReason = previousPassed ? string.Empty : $"待通过{ToCheckinName(task.CheckinNo - 1)}",
                OnStage = onStageKeys.Contains(unit.UnitKey)
            };
        }).ToList();
        var statusUnits = allStatusUnits
            .Where(x => x.EventProjectId == selectedProject.EventProjectId && x.GroupId == selectedGroup.Id)
            .ToList();

        // 为项目、组别选择区计算当前检次概况，全部完成时由小程序显示绿色状态。
        foreach (var project in options.Projects)
        {
            var projectUnits = allStatusUnits.Where(x => x.EventProjectId == project.EventProjectId).ToList();
            ApplyProgress(projectUnits, out var projectTotal, out var projectChecked,
                out var projectLocked, out var projectPercent, out var projectCompleted);
            project.TotalUnits = projectTotal;
            project.CheckedUnits = projectChecked;
            project.LockedUnits = projectLocked;
            project.ProgressPercent = projectPercent;
            project.IsCompleted = projectCompleted;

            foreach (var group in project.Groups)
            {
                var groupUnits = projectUnits.Where(x => x.GroupId == group.Id).ToList();
                ApplyProgress(groupUnits, out var groupTotal, out var groupChecked,
                    out var groupLocked, out var groupPercent, out var groupCompleted);
                group.TotalUnits = groupTotal;
                group.CheckedUnits = groupChecked;
                group.LockedUnits = groupLocked;
                group.ProgressPercent = groupPercent;
                group.IsCompleted = groupCompleted;
            }
        }

        return new CheckinContextDto
        {
            TaskId = task.Id,
            EventId = task.EventId,
            EventName = options.EventName,
            TotalCheckins = activeTasks.Count,
            CurrentCheckinNo = task.CheckinNo,
            CurrentCheckinName = ToCheckinName(task.CheckinNo),
            TotalRounds = activeTasks.Count,
            CurrentRound = task.CheckinNo,
            RoundName = ToCheckinName(task.CheckinNo),
            SelectedEventProjectId = selectedProject.EventProjectId,
            SelectedGroupId = selectedGroup.Id,
            CurrentGroupId = selectedGroup.Id,
            CurrentGroupName = selectedGroup.GroupName,
            Projects = options.Projects,
            Units = statusUnits,
            PendingUnits = statusUnits.Where(x => x.CanCheck && !x.Checked).ToList(),
            // 已检录跟随当前选中的项目和组别，便于现场聚焦操作。
            CheckedUnits = statusUnits.Where(x => x.Checked).ToList(),
            LockedUnits = statusUnits.Where(x => !x.CanCheck).ToList(),
            Rounds = activeTasks.Select(x => new CheckinRoundOptionDto
                { Round = x.CheckinNo, RoundName = ToCheckinName(x.CheckinNo) }).ToList()
        };
    }

    private async Task<CheckinTask?> GetCurrentTaskAsync(long userId) =>
        await _taskRepository.AsQueryable()
            .Where(x => x.CheckerUserId == userId && x.TaskStatus == 1 &&
                        x.Status == AvailabilityStatus.Enable && !x.DeleteMark)
            .OrderByDescending(x => x.UpdatedTime).OrderByDescending(x => x.CreatedTime).FirstAsync();

    private async Task<CheckinTask?> GetEventTaskAsync(long eventId, int checkinNo) =>
        await _taskRepository.GetFirstAsync(x => x.EventId == eventId && x.CheckinNo == checkinNo &&
            x.TaskStatus == 1 && x.Status == AvailabilityStatus.Enable && !x.DeleteMark);

    private async Task<List<CheckinTask>> GetActiveEventTasksAsync(long eventId) =>
        await _taskRepository.AsQueryable()
            .Where(x => x.EventId == eventId && x.TaskStatus == 1 &&
                        x.Status == AvailabilityStatus.Enable && !x.DeleteMark)
            .OrderBy(x => x.CheckinNo).ToListAsync();

    /// <summary>末检次通过的秩序册列即为已上场，供检录端与运动员端统一判定。</summary>
    private async Task<HashSet<string>> GetOnStageKeysAsync(
        List<CheckinTask> activeTasks, HashSet<string> validUnitKeys)
    {
        if (activeTasks.Count == 0) return new HashSet<string>();
        var lastTask = activeTasks.OrderByDescending(x => x.CheckinNo).First();
        var records = await _recordRepository.AsQueryable()
            .Where(x => x.TaskId == lastTask.Id && x.SessionKey != null && x.Checked && !x.DeleteMark)
            .ToListAsync();
        return records.Where(x => validUnitKeys.Contains(x.SessionKey!))
            .Select(x => x.SessionKey!).ToHashSet();
    }

    private async Task<long> EnsureCheckerAsync()
    {
        var userId = _authManager.UserId;
        var user = await _userRepository.GetFirstAsync(x => x.Id == userId && !x.DeleteMark);
        if (user == null) throw Oops.Bah("用户不存在");
        if (user.MiniProgramRole != MiniProgramRole.Checker) throw Oops.Bah("当前账号不是检录员身份");
        return userId;
    }

    private static string ToCheckinName(int checkinNo) => checkinNo switch
    {
        1 => "一检", 2 => "二检", 3 => "三检", _ => $"第{checkinNo}检"
    };

    private static void ApplyProgress(
        List<CheckinOrderBookUnitStatusDto> units,
        out int total,
        out int checkedCount,
        out int lockedCount,
        out int percent,
        out bool completed)
    {
        total = units.Count;
        checkedCount = units.Count(x => x.Checked);
        lockedCount = units.Count(x => !x.CanCheck);
        percent = total == 0 ? 0 : (int)Math.Round(checkedCount * 100d / total);
        completed = total > 0 && checkedCount == total;
    }
}