using AutoMapper;
using Castle.DynamicProxy.Generators;
using Google.Protobuf.Collections;
using Microsoft.AspNetCore.Http;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.DependencyInjection;
using Newtonsoft.Json;
using OfficeOpenXml.FormulaParsing.Excel.Functions.DateTime;
using System;
using System.Collections.Generic;
using System.IO.Compression;
using System.Linq;
using System.Linq.Expressions;
using System.Text;
using System.Threading.Tasks;
using VOL.Business.IRepositories;
using VOL.Business.IServices.Norm;
using VOL.Business.IServices.School;
using VOL.Core.CacheManager;
using VOL.Core.Extensions;
using VOL.Core.Extensions.AutofacManager;
using VOL.Core.ManageUser;
using VOL.Core.Utilities;
using VOL.Entity.DomainModels;
using VOL.Entity.DomainModels.Business.People;
using VOL.Entity.Enum;
using VOL.Model;
using VOL.Model.Ai;
using VOL.Model.IOT.Request;
using VOL.Model.School.Request;
using VOL.Model.School.Response;
using VOL.System.IRepositories;
using VOL.System.Repositories;
using static Microsoft.EntityFrameworkCore.DbLoggerCategory;

namespace VOL.Business.Services.School
{
    public class S_StudentService : IS_StudentService, IDependency
    {
        #region 初始化 
        private readonly IMapper _mapper;
        private readonly ICacheService _cacheService;
        private readonly ICacheQueryService _cacheQueryService;
        private readonly IotDataSyncService _iotDataSyncService;
        private readonly IS_StudentRepository _studentRepository;
        private readonly IS_GradeRepository _gradeRepository;
        private readonly IS_ClassRepository _classRepository;
        private readonly IN_SportsTestResultRepository _sportsTestResultRepository;
        private readonly IN_SportsTestCategoryRepository _sportsTestCategoryRepository;


        [ActivatorUtilitiesConstructor]
        public S_StudentService(IMapper mapper,
             ICacheService cacheService,
             ICacheQueryService cacheQueryService,
             IS_StudentRepository studentRepository,
             IS_GradeRepository gradeRepository,
             IS_ClassRepository classRepository,
             IN_SportsTestResultRepository sportsTestResultRepository,
             IN_SportsTestCategoryRepository sportsTestCategoryRepository,
             IotDataSyncService iotDataSyncService)
        {
            _mapper = mapper;
            _cacheService = cacheService;
            _cacheQueryService = cacheQueryService;
            _studentRepository = studentRepository;
            _gradeRepository = gradeRepository;
            _classRepository = classRepository;
            _sportsTestResultRepository = sportsTestResultRepository;
            _sportsTestCategoryRepository = sportsTestCategoryRepository;
            _iotDataSyncService = iotDataSyncService;
        }
        #endregion

        public async Task<PageDataDto<StudentPageListModel>> GetStudentPageList(StudentPageListParam paramDto)
        {
            var res = new PageDataDto<StudentPageListModel>();

            var classIds = new List<int>();
            var isTeacher = (UserContext.Current.RoleId == 3);

            if (isTeacher)
            {
                var teacher = await _studentRepository.DbContext.Set<S_Teacher>().FirstOrDefaultAsync(x => x.SchoolCode == UserContext.Current.TenantId && x.TeacherPhoneNo == UserContext.Current.UserInfo.PhoneNo);

                var teacherClassList = await (
                    from at in _studentRepository.DbContext.Set<S_ClassAssocTeacher>()
                    join c in _studentRepository.DbContext.Set<S_Class>() on at.ClassId equals c.Id
                    where at.TeacherId == teacher.Id
                    select c).ToListAsync();

                classIds = teacherClassList.Select(c => c.Id).Distinct().ToList();
            }


            var query = from s in _studentRepository.DbContext.Set<S_Student>()
                        join c in _studentRepository.DbContext.Set<S_Class>() on s.ClassId equals c.Id into sc
                        from c in sc.DefaultIfEmpty()

                        where s.SchoolCode.Equals(UserContext.Current.TenantId) && s.StudentStatus == StudentStatus.Normal && (!isTeacher || classIds.Contains(c.Id))

                        select new StudentPageListModel()
                        {
                            Id = s.Id,
                            Age = s.Age,
                            ClassId = s.ClassId,
                            ClassName = c.ClassName,
                            GradeName = c.GradeName,
                            HeartRateFrontNo = s.HeartRateFrontNo,
                            HeartRateId = s.HeartRateId,
                            Photo = s.Photo,
                            RopeSkipQRCode = s.RopeSkipQRCode,
                            SchoolRollNo = s.SchoolRollNo,
                            Sex = s.Sex,
                            StudentName = s.StudentName,
                            StudentNo = s.StudentNo,
                            OrderNo = s.OrderNo,
                            StudentStatus = s.StudentStatus
                        };

            if (!string.IsNullOrWhiteSpace(paramDto.StudentName))
            {
                query = query.Where(x => x.StudentName.Contains(paramDto.StudentName));
            }

            if (!string.IsNullOrWhiteSpace(paramDto.StudentNo))
            {
                query = query.Where(x => x.StudentNo.Contains(paramDto.StudentNo));
            }

            if (paramDto.Sex > 0)
            {
                query = query.Where(x => x.Sex == paramDto.Sex);
            }

            if (paramDto.ClassId > 0)
            {
                query = query.Where(x => x.ClassId == paramDto.ClassId);
            }

            if (paramDto.StudentStatus > 0)
            {
                query = query.Where(x => x.StudentStatus == paramDto.StudentStatus);
            }

            res.Total = await query.CountAsync();

            var list = await query
                 .OrderBy(x => x.Id)
                 .Skip((paramDto.PageIndex - 1) * paramDto.PageSize)
                 .Take(paramDto.PageSize)
                 .ToListAsync();
            res.Datas = list;

            return res;
        }

        public async Task<List<StudentPageListModel>> GetStudentList(StudentExportParam paramDto)
        {
            var classIds = new List<int>();
            var isTeacher = (UserContext.Current.RoleId == 3);

            if (isTeacher)
            {
                var teacher = await _studentRepository.DbContext.Set<S_Teacher>().FirstOrDefaultAsync(x => x.SchoolCode == UserContext.Current.TenantId && x.TeacherPhoneNo == UserContext.Current.UserInfo.PhoneNo);

                var teacherClassList = await (
                    from at in _studentRepository.DbContext.Set<S_ClassAssocTeacher>()
                    join c in _studentRepository.DbContext.Set<S_Class>() on at.ClassId equals c.Id
                    where at.TeacherId == teacher.Id
                    select c).ToListAsync();

                classIds = teacherClassList.Select(c => c.Id).Distinct().ToList();
            }

            var query = from s in _studentRepository.DbContext.Set<S_Student>()
                        join c in _studentRepository.DbContext.Set<S_Class>() on s.ClassId equals c.Id

                        where c.SchoolCode.Equals(UserContext.Current.TenantId) && s.StudentStatus == StudentStatus.Normal && s.StudentStatus == StudentStatus.Normal && (!isTeacher || classIds.Contains(c.Id))

                        select new StudentPageListModel()
                        {
                            Id = s.Id,
                            Age = s.Age,
                            ClassId = s.ClassId,
                            ClassName = c.ClassName,
                            GradeName = c.GradeName,
                            HeartRateFrontNo = s.HeartRateFrontNo,
                            HeartRateId = s.HeartRateId,
                            Photo = s.Photo,
                            RopeSkipQRCode = s.RopeSkipQRCode,
                            SchoolRollNo = s.SchoolRollNo,
                            Sex = s.Sex,
                            StudentName = s.StudentName,
                            StudentNo = s.StudentNo,
                            StudentStatus = s.StudentStatus
                        };


            if (!string.IsNullOrWhiteSpace(paramDto.StudentName))
            {
                query = query.Where(x => x.StudentName.Contains(paramDto.StudentName));
            }

            if (!string.IsNullOrWhiteSpace(paramDto.StudentNo))
            {
                query = query.Where(x => x.StudentNo.Contains(paramDto.StudentNo));
            }

            if (paramDto.Sex > 0)
            {
                query = query.Where(x => x.Sex == paramDto.Sex);
            }

            if (paramDto.ClassId > 0)
            {
                query = query.Where(x => x.ClassId == paramDto.ClassId);
            }

            if (paramDto.StudentStatus > 0)
            {
                query = query.Where(x => x.StudentStatus == paramDto.StudentStatus);
            }


            var list = await query.OrderBy(x => x.Id).ToListAsync();

            return list;
        }



        /// <summary>
        /// 获取场馆学员
        /// </summary>
        /// <param name="paramDto"></param>
        /// <returns></returns>
        /// <exception cref="NotImplementedException"></exception>
        public async Task<List<StudentPageListModel>> GetStudentListBySportsHall(StudentExportParam paramDto)
        {
            var query = from s in _studentRepository.DbContext.Set<S_Student>()

                        where s.SchoolCode.Equals(UserContext.Current.TenantId) && s.StudentStatus == StudentStatus.Normal && s.StudentStatus == StudentStatus.Normal

                        select new StudentPageListModel()
                        {
                            Id = s.Id,
                            Age = s.Age,
                            ClassId = s.ClassId,
                            ClassName = s.ClassName,
                            GradeName = "运动馆",
                            HeartRateFrontNo = s.HeartRateFrontNo,
                            HeartRateId = s.HeartRateId,
                            Photo = s.Photo,
                            RopeSkipQRCode = s.RopeSkipQRCode,
                            SchoolRollNo = s.SchoolRollNo,
                            Sex = s.Sex,
                            StudentName = s.StudentName,
                            StudentNo = s.StudentNo,
                            StudentStatus = s.StudentStatus,
                            OrderNo = s.OrderNo,
                        };


            if (!string.IsNullOrWhiteSpace(paramDto.StudentName))
            {
                query = query.Where(x => x.StudentName.Contains(paramDto.StudentName));
            }

            if (!string.IsNullOrWhiteSpace(paramDto.StudentNo))
            {
                query = query.Where(x => x.StudentNo.Contains(paramDto.StudentNo));
            }

            if (paramDto.Sex > 0)
            {
                query = query.Where(x => x.Sex == paramDto.Sex);
            }

            if (paramDto.ClassId > 0)
            {
                query = query.Where(x => x.ClassId == paramDto.ClassId);
            }

            if (paramDto.StudentStatus > 0)
            {
                query = query.Where(x => x.StudentStatus == paramDto.StudentStatus);
            }

            var list = await query.OrderBy(x => x.OrderNo).ToListAsync();

            return list;
        }

        public async Task AddStudent(AddStudentParam paramDto)
        {
            var stuExists = await _studentRepository.ExistsAsync(x => x.StudentNo == paramDto.StudentNo);
            if (stuExists)
                throw new Exception($"学号{paramDto.StudentNo}的学生已存在！");

            var studentEntity = _mapper.Map<S_Student>(paramDto);
            studentEntity.StudentStatus = StudentStatus.Normal;
            studentEntity.SchoolCode = UserContext.Current.TenantId;
            studentEntity.Creator = UserContext.Current.UserId;
            studentEntity.CreateDate = DateTime.Now;

            await _studentRepository.AddAsync(studentEntity);
            await _studentRepository.SaveChangesAsync();

            //调用回调函数，同步数据到IOT
            //_ = Task.Run(() => _iotDataSyncService.DataSyncCallBack(new DataSyncCallBackParam
            //{
            //    EventType = EventType.Add.GetDisplayName(),
            //    DataType = IOTDataSyncType.Student.GetDisplayName(),
            //    Json = JsonConvert.SerializeObject(new List<S_Student>() { studentEntity })
            //}));

            await _iotDataSyncService.DataSyncCallBack(new DataSyncCallBackParam
            {
                EventType = EventType.Add.GetDisplayName(),
                DataType = IOTDataSyncType.Student.GetDisplayName(),
                Json = JsonConvert.SerializeObject(new List<S_Student>() { studentEntity })
            });
        }
        public async Task ModifyStudent(AddStudentParam paramDto)
        {
            if (paramDto == null || string.IsNullOrEmpty(paramDto.StudentNo))
            {
                throw new ArgumentNullException("学生学号必填");
            }

            var student = await _studentRepository.FindAsyncFirst(x => x.Id == paramDto.Id);
            if (student == null)
                throw new ArgumentNullException("未找到要更新的数据");

            var stuExists = await _studentRepository.ExistsAsync(x => x.StudentNo == paramDto.StudentNo && x.Id != student.Id);
            if (stuExists)
                throw new Exception($"学号{paramDto.StudentNo}的学生已存在！");

            student.StudentName = paramDto.StudentName;  // 学生名称
            student.ClassId = paramDto.ClassId; // 班级
            student.Sex = paramDto.Sex;  // 性别
            student.Age = paramDto.Age;  // 年龄
            student.Birthday = paramDto.Birthday;  // 出生日期
            student.IDCard = paramDto.IDCard;  // 身份证
            student.Photo = paramDto.Photo;  // 学生照片
            student.HeartRateFrontNo = paramDto.HeartRateFrontNo;  // 心率设备正面编号
            student.HeartRateId = paramDto.HeartRateId;  // 心率设备ID
            student.RunChipNo = paramDto.RunChipNo;  // 中长跑芯片编号
            student.RopeSkipNo = paramDto.RopeSkipQRCode;  // 跳绳编号


            student.OrderNo = 1;

            student.Creator = UserContext.Current.UserId;
            student.Modifier = UserContext.Current.UserId;
            student.ModifyDate = DateTime.Now;
            student.StudentStatus = StudentStatus.Normal;
            _studentRepository.Update(student);
            await _studentRepository.SaveChangesAsync();

            //调用回调函数，同步数据到IOT
            //_ = Task.Run(() => _iotDataSyncService.DataSyncCallBack(new DataSyncCallBackParam
            //{
            //    EventType = EventType.Update.GetDisplayName(),
            //    DataType = IOTDataSyncType.Student.GetDisplayName(),
            //    Json = JsonConvert.SerializeObject(student)
            //}));

            await _iotDataSyncService.DataSyncCallBack(new DataSyncCallBackParam
            {
                EventType = EventType.Update.GetDisplayName(),
                DataType = IOTDataSyncType.Student.GetDisplayName(),
                Json = JsonConvert.SerializeObject(student)
            });
        }

        public async Task UpdateStudentStatus(UpdateStudentStatusParam paramDto)
        {
            var student = await _studentRepository.FindAsyncFirst(x => x.StudentNo == paramDto.StudentNo);
            if (student == null)
                throw new ArgumentNullException("未找到要更新的数据");
            student.StudentStatus = paramDto.Status;

            _studentRepository.Update(student);
            await _studentRepository.SaveChangesAsync();

            //调用回调函数，同步数据到IOT
            _ = Task.Run(() => _iotDataSyncService.DataSyncCallBack(new DataSyncCallBackParam
            {
                EventType = EventType.Update.GetDisplayName(),
                DataType = IOTDataSyncType.Student.GetDisplayName(),
                Json = JsonConvert.SerializeObject(student)
            }));
        }

        public async Task UpdateStudentPwd(UpdateStudentPwdParam paramDto)
        {
            var student = await _studentRepository.FindAsyncFirst(x => x.StudentNo == paramDto.StudentNo);
            if (student == null)
                throw new ArgumentNullException("未找到要更新的数据");
            student.AppletPwd = paramDto.StudentNo;

            _studentRepository.Update(student);
            await _studentRepository.SaveChangesAsync();

            //调用回调函数，同步数据到IOT
            //_ = Task.Run(() => _iotDataSyncService.DataSyncCallBack(new DataSyncCallBackParam
            //{
            //    EventType = EventType.Update.GetDisplayName(),
            //    DataType = IOTDataSyncType.Student.GetDisplayName(),
            //    Json = JsonConvert.SerializeObject(student)
            //}));

            await _iotDataSyncService.DataSyncCallBack(new DataSyncCallBackParam
            {
                EventType = EventType.Update.GetDisplayName(),
                DataType = IOTDataSyncType.Student.GetDisplayName(),
                Json = JsonConvert.SerializeObject(student)
            });
        }

        public async Task ChangeClasses(string studentNo, int classId)
        {
            var student = await _studentRepository.FindAsyncFirst(x => x.StudentNo == studentNo);

            if (student == null)
                throw new ArgumentNullException("未找到更新的数据");

            var classModel = await _classRepository.FindAsyncFirst(x => x.Id == student.ClassId);

            var sportsTestResults = await _sportsTestResultRepository.FindAsIQueryable(x => x.ClassId == student.ClassId && x.StudentNo == studentNo).ToListAsync();

            using (var transaction = _studentRepository.DbContext.Database.BeginTransaction())
            {
                try
                {
                    student.ClassId = classId;
                    student.ClassName = classModel.ClassName;
                    student.Modifier = UserContext.Current.UserId;
                    student.ModifyDate = DateTime.Now;

                    _studentRepository.Update(student);

                    foreach (var item in sportsTestResults)
                    {
                        item.ClassId = classId;
                        item.ClassName = classModel.ClassName;
                        item.Modifier = UserContext.Current.UserId;
                        item.ModifyDate = DateTime.Now;
                    }


                    _sportsTestResultRepository.UpdateRange(sportsTestResults);

                    await _studentRepository.SaveChangesAsync();

                    // 提交事务
                    transaction.Commit();
                }
                catch (Exception ex)
                {
                    // 发生错误，回滚事务
                    transaction.Rollback();
                    throw new Exception("操作失败");
                }
            }
        }

        public async Task ImportStudents(IFormFile file)
        {
            if (file == null || file.Length <= 0)
                throw new Exception("操作失败");
            var tenantId = UserContext.Current.TenantId;

            var dataObjects = new List<ImportStudentParam>();

            using (var fileStream = file.OpenReadStream())
            {
                dataObjects = Tool.ConvertExcelToList<ImportStudentParam>(fileStream);
            }
            var greadNames = dataObjects.Select(x => x.GradeName).Distinct().ToList();

            var greadList = await _gradeRepository.FindAsync(x => greadNames.Contains(x.GradeName));

            var greadIds = greadList.Select(x => x.Id).ToList();

            var classList = await _classRepository.FindAsync(x => greadIds.Contains(x.GradeId) && x.SchoolCode == tenantId);

            var groupedStudentNos = dataObjects.GroupBy(x => x.StudentNo);
            foreach (var group in groupedStudentNos)
            {
                if (!string.IsNullOrWhiteSpace(group.Key) && group.Count() > 1)
                {
                    throw new Exception($"存在重复的学号：{group.Key}，请检查后重新操作");
                }
            }

            var stuNos = groupedStudentNos.Select(g => g.Key).ToList();
            var stuList = await _studentRepository.FindAsync(x => x.SchoolCode == tenantId && stuNos.Contains(x.StudentNo));

            var entitys = new List<S_Student>();

            foreach (var data in dataObjects)
            {
                if (string.IsNullOrWhiteSpace(data.StudentNo))
                {
                    throw new Exception("学号不能为空");
                }

                var stuExists = stuList.Exists(x => x.StudentNo == data.StudentNo);
                if (stuExists)
                    throw new Exception($"学号{data.StudentNo}的学生已存在！");

                if (string.IsNullOrWhiteSpace(data.StudentNo))
                {
                    throw new Exception("姓名不能为空");
                }
                if (string.IsNullOrWhiteSpace(data.StudentNo))
                {
                    throw new Exception("性别不能为空");
                }
                if (string.IsNullOrWhiteSpace(data.StudentNo))
                {
                    throw new Exception("年龄不能为空");
                }

                var greadModel = greadList.Where(x => x.GradeName.Equals(data.GradeName)).FirstOrDefault();
                if (greadModel == null)
                    throw new Exception("未找到年级信息");

                var classModel = classList.Where(x => x.GradeId == greadModel.Id && x.ClassName == data.ClassName).FirstOrDefault();
                if (classModel == null)
                    throw new Exception("未找到班级信息");

                var studentEntity = new S_Student()
                {
                    SchoolCode = tenantId,
                    StudentName = data.StudentName,
                    StudentNo = data.StudentNo,
                    ClassId = classModel.Id,
                    Age = data.Age,
                    IDCard = data.IDCard,
                    Birthday = data.Birthday,
                    HeartRateFrontNo = data.HeartRateFrontNo,
                    HeartRateId = data.HeartRateId,
                    RopeSkipQRCode = data.RopeSkipQRCode,
                    Sex = data.Sex == "男" ? SexType.Male : SexType.Female,
                    RunChipNo = data.RunChipNo,
                    StudentStatus = StudentStatus.Normal,
                    Creator = UserContext.Current.UserId,
                    CreateDate = DateTime.Now
                };

                entitys.Add(studentEntity);
            }

            await _studentRepository.AddRangeAsync(entitys);
            await _studentRepository.SaveChangesAsync();

            //调用回调函数，同步数据到IOT
            //_ = Task.Run(() => _iotDataSyncService.DataSyncCallBack(new DataSyncCallBackParam
            //{
            //    EventType = EventType.Add.GetDisplayName(),
            //    DataType = IOTDataSyncType.Student.GetDisplayName(),
            //    Json = JsonConvert.SerializeObject(entitys)
            //}));

            await _iotDataSyncService.DataSyncCallBack(new DataSyncCallBackParam
            {
                EventType = EventType.Add.GetDisplayName(),
                DataType = IOTDataSyncType.Student.GetDisplayName(),
                Json = JsonConvert.SerializeObject(entitys)
            });
        }

        /// <summary>
        /// 上传学生头像
        /// </summary>
        public async Task<string> UploadPhoto(IFormFile file, int gradeId, int classId, string studentNo, string studentName)
        {
            //var student = _studentRepository.FindFirst(c => c.StudentNo == studentNo);
            //if (student == null)
            //{
            //    throw new Exception("学生未找到");
            //}

            // 设置照片最大允许大小 (5MB)
            const long MaxFileSize = 2 * 1024 * 1024;

            // 检查文件大小是否超过限制
            if (file.Length > MaxFileSize)
            {
                throw new Exception("上传的照片文件大小不能超过2MB");
            }


            var url = ALiYunOss.Upload(file, $"Upload/{UserContext.Current.TenantId}/Photo/Student/{gradeId}/{classId}/", studentNo);

            var faceEntityWithRequest = new FaceEntityWithDto()
            {
                EntityId = studentNo,
                SchoolCode = UserContext.Current.TenantId,
                IsStudent = true
            };

            await ALiYunFace.DeleteFaceEntityWith(faceEntityWithRequest);

            var faceEntityWithReuslt = await ALiYunFace.FaceEntityWith(faceEntityWithRequest);
            if (!faceEntityWithReuslt)
            {
                throw new Exception("上传失败");
            }

            var faceWithReuslt = await ALiYunFace.FaceWith(new FaceWithDto()
            {
                SchoolCode = UserContext.Current.TenantId,
                Name = studentName,
                IsStudent = true,
                EntityId = studentNo,
                ImageUrl = url
            });
            if (!faceWithReuslt)
            {
                throw new Exception("上传失败");
            }

            return url;
        }

        public async Task BatchUploadPhoto(IFormFile zipFile)
        {
            // 解压缩 zip 文件
            var uploadPath = Path.Combine("Upload", "Student");
            Directory.CreateDirectory(uploadPath);
            var zipFilePath = Path.Combine(uploadPath, zipFile.FileName);

            using (var fileStream = new FileStream(zipFilePath, FileMode.Create))
            {
                await zipFile.CopyToAsync(fileStream);
            }
            // 解压后的目录路径
            var extractPath = Path.Combine(uploadPath, Path.GetFileNameWithoutExtension(zipFile.FileName));

            // 检查并删除已存在的目录
            if (Directory.Exists(extractPath))
            {
                Directory.Delete(extractPath, true);
            }
            ZipFile.ExtractToDirectory(zipFilePath, extractPath);

            // 递归获取所有文件
            var files = Directory.GetFiles(extractPath, "*.*", SearchOption.AllDirectories)
                .Select(filePath => new FileInfo(filePath))
                .ToList();

            // 获取学号列表
            var studentNos = files.Select(x => Path.GetFileNameWithoutExtension(x.Name)).ToList();

            var students = await _studentRepository.FindAsync(x => studentNos.Contains(x.StudentNo) && x.SchoolCode.Equals(UserContext.Current.TenantId));
            var classList = await _classRepository.FindAsync(x => x.SchoolCode.Equals(UserContext.Current.TenantId));

            var studentEntitys = new List<S_Student>();
            foreach (var fileInfo in files)
            {
                try
                {
                    using (var stream = new FileStream(fileInfo.FullName, FileMode.Open, FileAccess.Read))
                    {
                        var formFile = new FormFile(stream, 0, stream.Length, fileInfo.FullName, fileInfo.Name);

                        var stuNo = Path.GetFileNameWithoutExtension(fileInfo.Name);
                        var student = students.FirstOrDefault(x => x.StudentNo.Equals(stuNo, StringComparison.OrdinalIgnoreCase));

                        if (student != null)
                        {
                            var cla = classList.FirstOrDefault(x => x.Id == student.ClassId);

                            var url = await UploadPhoto(formFile, cla == null ? 0 : cla.GradeId, student.ClassId, stuNo, student.StudentName);
                            student.Photo = url;
                            studentEntitys.Add(student);
                        }
                        else
                        {
                            //throw new Exception($"未找到学号：{stuNo}");
                            continue;
                        }
                    }

                }
                catch (Exception)
                {
                    continue;
                }
            }

            _studentRepository.UpdateRange(studentEntitys);
            await _studentRepository.SaveChangesAsync();

            // 删除临时文件和目录
            Directory.Delete(extractPath, true);
            File.Delete(zipFilePath);
        }

        /// <summary>
        /// 学生数据统计
        /// </summary>
        /// <param name="paramDto"></param>
        /// <returns></returns>
        /// <exception cref="NotImplementedException"></exception>
        public async Task<StudentDataStatsModel> StudentWholeDataStats(StudentDataStatsParam paramDto)
        {
            var res = new StudentDataStatsModel();
            var tenantId = UserContext.Current.TenantId;

            if (string.IsNullOrEmpty(paramDto.StudentNo))
            {
                paramDto.StudentNo = _studentRepository.DbContext.Set<S_Student>().First().StudentNo;
            }

            var student = await (from s in _studentRepository.DbContext.Set<S_Student>()
                                 join c in _studentRepository.DbContext.Set<S_Class>() on s.ClassId equals c.Id
                                 where s.StudentNo == paramDto.StudentNo && s.SchoolCode.Equals(UserContext.Current.TenantId)
                                 select new StudentPageListModel()
                                 {
                                     StudentName = s.StudentName,
                                     GradeId = c.GradeId,
                                     ClassId = s.ClassId,
                                     ClassName = c.ClassName,
                                     GradeName = c.GradeName,
                                     Photo = s.Photo,
                                     Age = s.Age,
                                     Sex = s.Sex
                                 }).FirstOrDefaultAsync();

            if (student == null)
                throw new ArgumentNullException("未找到学生数据");

            res.StudentName = student.StudentName;
            res.ClassName = student.ClassName;
            res.GradeName = student.GradeName;
            res.Photo = student.Photo;
            res.Sex = student.Sex.Description();
            res.Age = student.Age;

            var heartRateData = await (from t in _studentRepository.DbContext.Set<I_TrainingData>()
                                       join s in _studentRepository.DbContext.Set<I_TrainRanking>() on t.Id equals s.TrainingDataId
                                       where
                                           t.SchoolCode.Equals(UserContext.Current.TenantId)
                                           && t.ItemType == (int)TrainingItemType.HeartRate
                                           && s.StudentNo == paramDto.StudentNo
                                       select new
                                       {
                                           t.Id,
                                           s.HighHeartRate
                                       })
                                       .OrderByDescending(x => x.Id)
                                       .Take(5)
                                       .ToListAsync();

            var keys = new[] { "一", "二", "三", "四", "五" };

            if (heartRateData.Count == 0)
            {
                res.HeartRateData = keys.ToDictionary(key => key, key => 0);
            }
            else
            {
                res.HeartRateData = heartRateData
                   .Select((x, index) => new { Key = keys[index], Value = x.HighHeartRate ?? 0 })
                   .ToDictionary(x => x.Key, x => x.Value);
            }

            // 从缓存中获取数据
            var sportsTestResults = await _cacheQueryService.GeSportsTestDataCacheAsync(x => x.SchoolCode.Equals(tenantId) && x.StudentNo == paramDto.StudentNo, paramDto.Mode);

            var categoryList = await (from s in _sportsTestResultRepository.DbContext.Set<S_GradeAssocCategory>()
                                      join n in _sportsTestResultRepository.DbContext.Set<N_SportsTestCategory>()
                                          on s.CategoryValue equals n.CategoryValue
                                      where s.GradeId == student.GradeId
                                      select new
                                      {
                                          n.CategoryValue,
                                          n.CategoryName
                                      }).ToListAsync();

            foreach (var category in categoryList)
            {
                var categoryResults = sportsTestResults.Where(x => x.CategoryValue == category.CategoryValue).ToList();

                var maxValue = categoryResults.Any() ? categoryResults.Max(x => x.Score + x.AdditionalScore) : 0f;
                var lastValue = categoryResults.OrderByDescending(x => x.ScoreTime).Select(x => x.Score + x.AdditionalScore).FirstOrDefault();

                var resultContrast = new ResultContrast
                {
                    MaxValue = maxValue,
                    LastValue = lastValue
                };

                res.TestResultCompare.AxisX.Add(category.CategoryName);
                res.TestResultCompare.AxisY.Add(resultContrast);
            }

            return res;
        }

        /// <summary>
        /// 各项目平均成绩
        /// </summary>
        /// <param name="paramDto"></param>
        /// <returns></returns>
        /// <exception cref="NotImplementedException"></exception>
        public async Task<Dictionary<string, float>> TestResultAvg(StudentCategoryParam paramDto)
        {
            var sportsTestResults = await _cacheQueryService.GeSportsTestDataCacheAsync(x =>
            x.StudentNo == paramDto.StudentNo &&
            x.SchoolCode.Equals(UserContext.Current.TenantId) &&
            x.CategoryValue == paramDto.CategoryValue
             , paramDto.Mode);

            var now = DateTime.Now;
            var currentQuarter = (now.Month - 1) / 3 + 1;
            var currentYear = now.Year;

            // 处理跨年情况
            var quarters = new[]
            {
                new { Label = "本季度", Quarter = currentQuarter, Year = currentYear },
                new { Label = "上季度", Quarter = currentQuarter - 1 == 0 ? 4 : currentQuarter - 1, Year = currentQuarter == 1 ? currentYear - 1 : currentYear },
                new { Label = "前季度", Quarter = currentQuarter - 2 == 0 ? 4 : currentQuarter - 2 == -1 ? 3 : currentQuarter - 2, Year = currentQuarter <= 2 ? currentYear - 1 : currentYear }
            };

            return quarters.ToDictionary(
                q => q.Label,
                q =>
                {
                    var filteredResults = sportsTestResults
                        .Where(x => x.ScoreTime >= Tool.GetQuarterStartDate(q.Quarter, q.Year) && x.ScoreTime <= Tool.GetQuarterEndDate(q.Quarter, q.Year))
                        .Select(x => x.Score + x.AdditionalScore)
                        .ToList();
                    return filteredResults.Any() ? (float)Math.Round(filteredResults.Average(), 2) : 0;
                }
            );
        }

        /// <summary>
        /// 各项目成绩对比
        /// </summary>
        /// <param name="paramDto"></param>
        /// <returns></returns>
        /// <exception cref="NotImplementedException"></exception>
        public async Task<Dictionary<string, float>> TestResultContrast(StudentCategoryParam paramDto)
        {
            // 获取指定班级和类别的测试结果
            var sportsTestResults = await _cacheQueryService.GeSportsTestDataCacheAsync(x =>
                x.ClassId == paramDto.ClassId &&
                x.SchoolCode.Equals(UserContext.Current.TenantId) &&
                x.CategoryValue == paramDto.CategoryValue
             , paramDto.Mode);

            // 提取班级所有成绩
            var filteredResults = sportsTestResults
                .Select(x => x.Score + x.AdditionalScore)
                .ToList();

            // 提取个人成绩
            var personalScore = sportsTestResults
                .Where(x => x.StudentNo == paramDto.StudentNo)
                .Select(x => x.Score + x.AdditionalScore)
                .FirstOrDefault();

            var quarters = new[]
            {
                new { Label = "个人成绩", Value = personalScore },
                new { Label = "班级平均分", Value = filteredResults.Any() ? (float)Math.Round(filteredResults.Average(),2) : 0f },
                new { Label = "班级中位数", Value = filteredResults.Any() ? (float)Math.Round(filteredResults.Median(),2) : 0f },
                new { Label = "班级最高分", Value = filteredResults.Any() ? (float)Math.Round(filteredResults.Max(),2) : 0f }
            };

            return quarters.ToDictionary(q => q.Label, q => q.Value);
        }

        /// <summary>
        /// 成绩趋势
        /// </summary>
        /// <param name="paramDto"></param>
        /// <returns></returns>
        /// <exception cref="NotImplementedException"></exception>

        public async Task<VariousSportsProportion> ResultTrends(StudentResultTrendsParam paramDto)
        {
            var sportsTestResults = await _cacheQueryService.GeSportsTestDataCacheAsync(x =>
                x.StudentNo == paramDto.StudentNo &&
                x.SchoolCode.Equals(UserContext.Current.TenantId) &&
                x.CategoryValue == paramDto.CategoryValue
            , paramDto.Mode);

            var result = new VariousSportsProportion();

            DateTime currentDate = DateTime.Now;

            switch (paramDto.CycleTime)
            {
                case CycleTimeEnum.InThePastWeek:
                    // 近一周：按天展示
                    var pastWeekResults = sportsTestResults
                        .Where(x => x.ScoreTime >= currentDate.AddDays(-7))
                        .GroupBy(x => x.ScoreTime.Date);

                    foreach (var group in pastWeekResults)
                    {
                        result.AxisX.Add(group.Key.ToString("yyyy-MM-dd"));
                        var score = (group.Sum(x => x.Score) + group.Sum(x => x.AdditionalScore)) / (group.Select(x => x.StudentNo).Distinct().Count());
                        result.AxisY.Add((float)Math.Round(score));
                    }
                    break;

                case CycleTimeEnum.InThePastTwoWeeks:
                    // 近两周：按天展示
                    var pastTwoWeeksResults = sportsTestResults
                        .Where(x => x.ScoreTime >= currentDate.AddDays(-14))
                        .GroupBy(x => x.ScoreTime.Date);

                    foreach (var group in pastTwoWeeksResults)
                    {
                        result.AxisX.Add(group.Key.ToString("yyyy-MM-dd"));
                        var score = (group.Sum(x => x.Score) + group.Sum(x => x.AdditionalScore)) / (group.Select(x => x.StudentNo).Distinct().Count());
                        result.AxisY.Add((float)Math.Round(score));
                    }
                    break;

                case CycleTimeEnum.InThePastMonth:
                    // 近一月：每5天一个阶段展示
                    var pastMonthResults = sportsTestResults
                        .Where(x => x.ScoreTime >= currentDate.AddDays(-30))
                        .GroupBy(x => (currentDate - x.ScoreTime).Days / 5);

                    foreach (var group in pastMonthResults)
                    {
                        var minDate = group.Min(r => r.ScoreTime).ToString("yyyy-MM-dd");
                        var maxDate = group.Max(r => r.ScoreTime).ToString("yyyy-MM-dd");
                        result.AxisX.Add($"{minDate} - {maxDate}");
                        var score = (group.Sum(x => x.Score) + group.Sum(x => x.AdditionalScore)) / (group.Select(x => x.StudentNo).Distinct().Count());
                        result.AxisY.Add((float)Math.Round(score));
                    }
                    break;

                case CycleTimeEnum.InThePastYear:
                    // 近一年：按月展示
                    var pastYearResults = sportsTestResults
                        .Where(x => x.ScoreTime >= currentDate.AddYears(-1))
                        .GroupBy(x => new { x.ScoreTime.Year, x.ScoreTime.Month });

                    foreach (var group in pastYearResults)
                    {
                        result.AxisX.Add($"{group.Key.Year}-{group.Key.Month:D2}");
                        var score = (group.Sum(x => x.Score) + group.Sum(x => x.AdditionalScore)) / (group.Select(x => x.StudentNo).Distinct().Count());
                        result.AxisY.Add((float)Math.Round(score));
                    }
                    break;

                default:
                    // 默认处理，如果没有匹配的情况
                    break;
            }

            return result;
        }

        /// <summary>
        /// 训练记录
        /// </summary>
        /// <param name="paramDto"></param>
        /// <returns></returns>
        /// <exception cref="NotImplementedException"></exception>
        public async Task<PageDataDto<StudentTrainingRecordsModel>> TrainingRecords(StudentTrainingRecordsParam paramDto)
        {
            var res = new PageDataDto<StudentTrainingRecordsModel>();
            var tenantId = UserContext.Current.TenantId;

            if (string.IsNullOrEmpty(paramDto.StudentNo))
            {
                paramDto.StudentNo = _studentRepository.DbContext.Set<S_Student>().First(s => s.SchoolCode == tenantId).StudentNo;
            }

            // 查询 I_TrainingData 表
            var iotQuery = from student in _studentRepository.DbContext.Set<I_TrainRanking>()
                           join trainingData in _studentRepository.DbContext.Set<I_TrainingData>()
                               on student.TrainingDataId equals trainingData.Id
                           where trainingData.IsDisplay && trainingData.SchoolCode == tenantId
                           select new StudentTrainingRecordsModel
                           {
                               StudentNo = student.StudentNo,
                               // 训练模式
                               TrainType = trainingData.ModelType ?? 0,
                               //项目模式
                               ModelName = trainingData.ModelName,
                               CategoryValue = (TrainingItemType)trainingData.ItemType,
                               // 成绩
                               Result = (float?)trainingData.ClassNumAvg,
                               ResultLevel = trainingData.ClassScore,
                               // 训练时间
                               ScoreTime = trainingData.InsertTime,
                           };

            // 查询 Ai_SportsTestData 表
            var aiQuery = from trainingData in _studentRepository.DbContext.Set<Ai_SportsTestData>()
                          where trainingData.IsDisplay && trainingData.SchoolCode == tenantId
                          select new StudentTrainingRecordsModel
                          {
                              StudentNo = trainingData.StudentNo,
                              TrainType = (int)trainingData.ModeType,
                              ModelName = trainingData.ModelName,
                              CategoryValue = (TrainingItemType)trainingData.CategoryValue,
                              Result = (float?)trainingData.Value,
                              ResultLevel = (int?)trainingData.RankEnum,
                              ScoreTime = trainingData.ScoreTime
                          };

            // 合并两个查询结果
            var combinedQuery = iotQuery.Concat(aiQuery);

            // 根据学号过滤
            if (!string.IsNullOrEmpty(paramDto.StudentNo))
            {
                combinedQuery = combinedQuery.Where(x => x.StudentNo == paramDto.StudentNo);
            }

            // 根据开始时间过滤
            if (paramDto.StartTime.HasValue)
            {
                combinedQuery = combinedQuery.Where(x => x.ScoreTime >= paramDto.StartTime);
            }

            // 根据结束时间过滤
            if (paramDto.EndTime.HasValue)
            {
                combinedQuery = combinedQuery.Where(x => x.ScoreTime <= paramDto.EndTime);
            }

            // 根据项目类型过滤
            if (paramDto.CategoryValue > 0)
            {
                combinedQuery = combinedQuery.Where(x => x.CategoryValue == (TrainingItemType)paramDto.CategoryValue);
            }

            // 根据成绩等级过滤
            if (paramDto.Rank > 0)
            {
                combinedQuery = combinedQuery.Where(x => x.ResultLevel == (int)paramDto.Rank);
            }

            // 获取总数
            res.Total = await combinedQuery.CountAsync();

            // 分页和排序
            var list = await combinedQuery
                .OrderBy(c => c.ScoreTime) // 按训练时间排序
                .Skip((paramDto.PageIndex - 1) * paramDto.PageSize)
                .Take(paramDto.PageSize)
                .ToListAsync();

            foreach (var item in list)
            {
                // 项目
                item.CategoryName = item.CategoryValue.GetDisplayName();
                var grade = ((AchievementRank)(item.ResultLevel.HasValue && item.ResultLevel.Value > 0 ? item.ResultLevel.Value : 4));
                var gradeName = grade.GetDescription();
                // 等级
                item.Grade = gradeName;
                var trainName = ((Ai_ModeEnum)(item.TrainType)).GetDescription();
                // 训练模式
                item.TrainName = trainName;
            }
            res.Datas = list;

            return res;
        }

        /// <summary>
        /// 体测记录
        /// </summary>
        /// <param name="paramDto"></param>
        /// <returns></returns>
        /// <exception cref="NotImplementedException"></exception>
        public async Task<PageDataDto<StudentTestRecordsModel>> TestRecords(StudentTrainingRecordsParam paramDto)
        {
            var res = new PageDataDto<StudentTestRecordsModel>();

            var tenantId = UserContext.Current.TenantId;

            if (string.IsNullOrEmpty(paramDto.StudentNo))
            {
                paramDto.StudentNo = this._studentRepository.DbContext.Set<S_Student>().First().StudentNo;
            }

            // 初始化基础查询条件
            Expression<Func<SportsTestValueModel, bool>> query = (x => x.SchoolCode == tenantId);

            if (!string.IsNullOrEmpty(paramDto.StudentNo))
            {
                query = query.And(x => x.StudentNo == paramDto.StudentNo);
            }

            if (paramDto.StartTime.HasValue)
            {
                query = query.And(x => x.ScoreTime >= paramDto.StartTime);
            }

            if (paramDto.EndTime.HasValue)
            {
                query = query.And(x => x.ScoreTime <= paramDto.StartTime);
            }

            if (paramDto.CategoryValue > 0)
            {
                query = query.And(x => x.CategoryValue == paramDto.CategoryValue);
            }

            if (paramDto.Rank > 0)
            {
                query = query.And(x => x.RankEnum == paramDto.Rank);
            }

            var sportsTestResults = await _cacheQueryService.GeSportsTestDataCacheAsync(query.Compile(), paramDto.TrainType);

            // 获取总数
            res.Total = sportsTestResults.Count();

            // 分页和排序
            res.Datas = sportsTestResults
                .OrderBy(c => c.ScoreTime) // 按训练时间排序
                .Select(c => new StudentTestRecordsModel
                {
                    TrainName = c.ModeType.GetDescription(),
                    CategoryValue = (SportsTestItemType)c.CategoryValue,
                    CategoryName = ((SportsTestItemType)c.CategoryValue).GetDisplayName(),
                    Result = c.Value,
                    Score = (c.Score + c.AdditionalScore),
                    Rank = c.Rank,
                    ScoreTime = c.ScoreTime
                })
                .Skip((paramDto.PageIndex - 1) * paramDto.PageSize)
                .Take(paramDto.PageSize)
                .ToList();

            return res;
        }

        // 构建课堂模式查询
        private IQueryable<StudentTrainingRecordsModel> BuildClassRoomModeQuery(string tenantId, string studentNo, StudentTrainingRecordsParam paramDto)
        {
            var query = from td in _studentRepository.DbContext.Set<I_TrainingData>()
                        join tr in _studentRepository.DbContext.Set<I_TrainRanking>() on td.Id equals tr.TrainingDataId into ranking
                        from r in ranking.DefaultIfEmpty()
                        where td.SchoolCode == tenantId && r.StudentNo == studentNo
                        select new StudentTrainingRecordsModel
                        {
                            TrainName = "课堂模式",
                            ModelName = td.ModelName,
                            CategoryValue = (TrainingItemType)td.ItemType,
                            CategoryName = ((TrainingItemType)td.ItemType).GetDescription(),
                            Result = r.JumpValue,
                            ResultLevel = r.ResultLevel,
                            ScoreTime = td.InsertTime
                        };

            return ApplyFilters(query, paramDto);
        }
        // 构建自由模式查询
        private IQueryable<StudentTrainingRecordsModel> BuildFreeModeQuery(string tenantId, string studentNo, StudentTrainingRecordsParam paramDto)
        {
            var query = from a in _studentRepository.DbContext.Set<Ai_TrainingData>()
                        join n in _studentRepository.DbContext.Set<N_SportsTestValue>() on a.StartTime equals n.ScoreTime
                        where a.SchoolCode == tenantId && a.StudentNo == studentNo
                        select new StudentTrainingRecordsModel
                        {
                            TrainName = "自由模式",
                            ScoreTime = a.StartTime,
                            CategoryValue = a.CategoryValue,
                            CategoryName = ((TrainingItemType)Convert.ToInt32(a.CategoryValue)).GetDescription(),
                            ModelName = "/",
                            Grade = n.Rank
                        };

            return ApplyFilters(query, paramDto);
        }

        // 通用过滤逻辑
        private IQueryable<StudentTrainingRecordsModel> ApplyFilters(IQueryable<StudentTrainingRecordsModel> query, StudentTrainingRecordsParam paramDto)
        {
            return query
                .WhereIF(paramDto.StartTime.HasValue, x => x.ScoreTime >= paramDto.StartTime)
                .WhereIF(paramDto.EndTime.HasValue, x => x.ScoreTime <= paramDto.EndTime)
                .WhereIF(paramDto.CategoryValue > 0, x => x.CategoryValue == (TrainingItemType)paramDto.CategoryValue)
                .WhereIF(paramDto.Rank > 0, x => x.ResultLevel == (int)paramDto.Rank);
        }


        // 构建体测课堂模式查询
        private IQueryable<StudentTestRecordsModel> BuildTestRoomModeQuery(string tenantId, string studentNo, StudentTrainingRecordsParam paramDto)
        {
            var query = from a in _studentRepository.DbContext.Set<I_SportsTestData>()
                        join r in _studentRepository.DbContext.Set<N_SportsTestValue>() on a.ScoreTime equals r.ScoreTime
                        where a.SchoolCode == tenantId && r.StudentNo == studentNo
                        select new StudentTestRecordsModel
                        {
                            TrainName = "课堂模式",
                            CategoryValue = (SportsTestItemType)r.CategoryValue,
                            CategoryName = ((SportsTestItemType)r.CategoryValue).GetDescription(),
                            Result = r.Value,
                            Rank = r.Rank,
                            Score = r.Score,
                            ScoreTime = r.ScoreTime
                        };

            return TestApplyFilters(query, paramDto);
        }
        private IQueryable<StudentTestRecordsModel> BuildTestFreeModeQuery(string tenantId, string studentNo, StudentTrainingRecordsParam paramDto)
        {
            var query = from a in _studentRepository.DbContext.Set<Ai_TrainingData>()
                        join n in _studentRepository.DbContext.Set<N_SportsTestValue>() on a.StartTime equals n.ScoreTime
                        where a.SchoolCode == tenantId && a.StudentNo == studentNo
                        select new StudentTestRecordsModel
                        {
                            TrainName = "自由模式",
                            ScoreTime = a.StartTime,
                            CategoryValue = (SportsTestItemType)a.CategoryValue,
                            CategoryName = ((TrainingItemType)Convert.ToInt32(a.CategoryValue)).GetDescription(),
                            Rank = n.Rank,
                            Score = n.Score,
                            Result = n.Value
                        };

            return TestApplyFilters(query, paramDto);
        }


        // 通用过滤逻辑
        private IQueryable<StudentTestRecordsModel> TestApplyFilters(IQueryable<StudentTestRecordsModel> query, StudentTrainingRecordsParam paramDto)
        {
            return query
                .WhereIF(paramDto.StartTime.HasValue, x => x.ScoreTime >= paramDto.StartTime)
                .WhereIF(paramDto.EndTime.HasValue, x => x.ScoreTime <= paramDto.EndTime)
                .WhereIF(paramDto.CategoryValue > 0, x => x.CategoryValue == (SportsTestItemType)paramDto.CategoryValue)
                .WhereIF(paramDto.Rank > 0, x => x.Rank == paramDto.RankStr);
        }

        /// <summary>
        /// 学生名单列表
        /// </summary>
        /// <param name="paramDto"></param>
        /// <returns></returns>
        /// <exception cref="NotImplementedException"></exception>
        public async Task<List<StudentNamePageListModel>> GetStudentNamePageList(StudentNamePageListParam paramDto)
        {
            // 查询学生信息
            var students = await _studentRepository.FindAsIQueryable(x => x.ClassId == paramDto.ClassId)
                .Select(x => new StudentNamePageListModel()
                {
                    StudentNo = x.StudentNo,
                    StudentName = x.StudentName,
                    Photo = x.Photo
                })
                .ToListAsync();

            // 查询两个数据源的成绩并合并
            var combinedResults = await _sportsTestResultRepository.FindAsIQueryable(x =>
                  x.ClassId == paramDto.ClassId &&
                  x.SchoolCode.Equals(UserContext.Current.TenantId)
                )
                .Select(x => new { x.StudentNo, x.Score })
                .Concat(
                    _sportsTestResultRepository.DbContext.Set<Ai_SportsTestData>().Where(x =>
                        x.ClassId == paramDto.ClassId &&
                        x.SchoolCode.Equals(UserContext.Current.TenantId)
                    )
                    .Select(x => new { x.StudentNo, x.Score })
                )
                .ToListAsync();

            // 使用字典来存储平均成绩，便于后续查找
            var averageScoresDict = combinedResults
                .GroupBy(x => x.StudentNo)
                .ToDictionary(g => g.Key, g => g.Average(x => x.Score));

            // 遍历学生信息，为每个学生分配 Rank
            students.ForEach(student =>
            {
                if (averageScoresDict.TryGetValue(student.StudentNo, out var averageScore))
                {
                    student.Rank = averageScore.GetRank(); // 有平均成绩的情况
                }
                else
                {
                    student.Rank = 0.GetRank(); // 没有成绩时默认处理
                }
            });

            return students;
        }

        /// <summary>
        /// 更换班级
        /// </summary>
        /// <param name="studentNoList"></param>
        /// <param name="classId"></param>
        /// <returns></returns>
        public async Task ReplaceClasses(List<string> studentNoList, int classId)
        {
            var students = await _studentRepository.FindAsync(x => studentNoList.Contains(x.StudentNo));

            if (students == null || students.Count == 0)
                throw new ArgumentNullException("未找到更新的数据");

            foreach (var student in students)
            {
                student.ClassId = classId;
                student.Modifier = UserContext.Current.UserId;
                student.ModifyDate = DateTime.Now;
            }

            _studentRepository.UpdateRange(students);

            await _studentRepository.SaveChangesAsync();
        }
    }
}