init

Demo.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.11.35312.102
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Demo", "Demo\Demo.csproj", "{983820F6-FF31-4B3A-8593-831BC3904E80}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{983820F6-FF31-4B3A-8593-831BC3904E80}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{983820F6-FF31-4B3A-8593-831BC3904E80}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{983820F6-FF31-4B3A-8593-831BC3904E80}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{983820F6-FF31-4B3A-8593-831BC3904E80}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {4F43A963-447C-4FCB-BB78-8D315EC0F1D6}
+	EndGlobalSection
+EndGlobal

Demo/Data/Exceptions/GroupNotFoundException.cs

@@ -0,0 +1,10 @@
+using System;
+
+namespace Demo.Data.Exceptions
+{
+    public class GroupNotFoundException : RepositoryException
+    {
+        public GroupNotFoundException(int userId)
+            : base($"Группа с ID {userId} не найдена.") { }
+    }
+}

Demo/Data/Exceptions/RepositoryException.cs

@@ -0,0 +1,9 @@
+using System;
+
+namespace Demo.Data.Exceptions
+{
+    public class RepositoryException : Exception
+    {
+        public RepositoryException(string message) : base(message) { }
+    }
+}

Demo/Data/Exceptions/UserNotFoundException.cs

@@ -0,0 +1,10 @@
+using System;
+
+namespace Demo.Data.Exceptions
+{
+    public class UserNotFoundException : RepositoryException
+    {
+        public UserNotFoundException(int userId)
+            : base($"Пользователь с ID {userId} не найден.") { }
+    }
+}

Demo/Data/LocalData/Entity/Group.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.domain.Models
+{
+    public class GroupLocalEntity
+    {
+        public int Id { get; set; }
+        public required string Name { get; set; }
+
+
+
+    }
+}

Demo/Data/LocalData/Entity/Presence.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.domain.Models
+{
+    public class PresenceLocalEntity
+    {
+        public required int UserId { get; set; }
+        public required int GroupId { get; set; }
+        public bool IsAttedance { get; set; } = true;
+        public required DateTime Date { get; set; }
+        
+        public required int LessonNumber { get; set; }
+    }
+}

Demo/Data/LocalData/Entity/User.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.domain.Models
+{
+    public class UserLocalEnity : IEquatable<UserLocalEnity>
+    {
+
+        public required string FIO { get; set; }
+        public int ID { get; set; }
+
+        public required int GroupID { get; set; }
+
+      
+
+        public bool Equals(UserLocalEnity? other)
+        {
+            if (other == null) return false;
+            return this.ID.Equals(other.ID);
+        }
+    }
+}

Demo/Data/LocalData/LocalStaticData.cs

@@ -0,0 +1,36 @@
+using Demo.domain.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Net.NetworkInformation;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.Data.LocalData
+{
+    public static class LocalStaticData
+    {
+        public static List<GroupLocalEntity> groups => new List<GroupLocalEntity>
+        
+        {
+            new GroupLocalEntity{ Id = 1, Name = "ИП1-21" },
+            new GroupLocalEntity{ Id = 2, Name = "ИП1-22" },
+            new GroupLocalEntity{ Id = 3, Name = "ИП1-23" },
+        };
+
+        public  static List<UserLocalEnity> users => new List<UserLocalEnity>
+        {
+            new UserLocalEnity{ID = 1, FIO = "RandomFio", GroupID = 1 },
+            new UserLocalEnity{ID = 2, FIO = "RandomFio1", GroupID = 2 },
+            new UserLocalEnity{ID = 3, FIO = "RandomFio2", GroupID = 3 },
+            new UserLocalEnity{ID = 4, FIO = "RandomFio3", GroupID = 1 },
+            new UserLocalEnity{ID = 5, FIO = "RandomFio4", GroupID = 2 },
+            new UserLocalEnity{ID = 6, FIO = "RandomFio5", GroupID = 3 },
+        };
+
+        public static List<PresenceLocalEntity> presences => new List<PresenceLocalEntity>
+        {
+            
+        };
+    }
+}

Demo/Data/RemoteData/RemoteDataBase/DAO/Group.cs

@@ -0,0 +1,16 @@
+using Demo.domain.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.Data.RemoteData.RemoteDataBase.DAO
+{
+    public class GroupDao
+    {
+        public int Id { get; set; }
+        public string Name { get; set; }
+        public List<UserDao> Users { get; set; }
+    }
+}

Demo/Data/RemoteData/RemoteDataBase/DAO/Presence.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.Data.RemoteData.RemoteDataBase.DAO
+{
+    public class PresenceDao
+    {
+        public int PresenceId { get; set; }
+        public int UserId { get; set; }
+        public bool IsAttedance { get; set; } = true;
+        public DateOnly Date {  get; set; }
+        public int LessonNumber { get; set; }
+        public int GroupId {  get; set; }
+    }
+}

Demo/Data/RemoteData/RemoteDataBase/DAO/User.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.Data.RemoteData.RemoteDataBase.DAO
+{
+    public class UserDao
+    {
+        public required string FIO {  get; set; }
+        public required int UserId { get; set; }
+        public required int GroupId {  get; set; }
+        public GroupDao? Group {  get; set; }
+    }
+}

Demo/Data/RemoteData/RemoteDataBase/DAO/temp.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.Data.RemoteData.RemoteDataBase.DAO
+{
+    public class Temp
+    {
+        public int UserId;
+        public double ok;
+        public double skip;
+    }
+}

Demo/Data/RemoteData/RemoteDataBase/RemoteDatabase.cs

@@ -0,0 +1,12 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.Data.RemoteData.RemoteDataBase
+{
+    internal class RemoteDatabase
+    {
+    }
+}

Demo/Data/RemoteData/RemoteDataBase/RemoteDatabaseContext.cs

@@ -0,0 +1,35 @@
+using Microsoft.EntityFrameworkCore;
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Security.Cryptography.X509Certificates;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Threading.Tasks;
+
+namespace Demo.Data.RemoteData.RemoteDataBase
+{
+    public class RemoteDatabaseContext: DbContext
+    {
+        public DbSet<GroupDao> Groups { get; set; }
+        public DbSet<UserDao> Users { get; set; }
+        public DbSet<PresenceDao> PresenceDaos { get; set; }
+
+        protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
+        {
+            optionsBuilder.UseNpgsql("Host=localhost;Port=5432;Database=presencedb;Username=postgres;Password=123;Include Error Detail=True;");
+        }
+
+        protected override void OnModelCreating(ModelBuilder modelBuilder)
+        {
+            modelBuilder.Entity<GroupDao>().HasKey(group=>group.Id);
+            modelBuilder.Entity<GroupDao>().Property(group => group.Id).ValueGeneratedOnAdd();
+            modelBuilder.Entity<UserDao>().HasKey(user=>user.UserId);
+            modelBuilder.Entity<UserDao>().Property(user=>user.UserId).ValueGeneratedOnAdd();
+            modelBuilder.Entity<PresenceDao>().HasKey(presence =>presence.PresenceId);
+            modelBuilder.Entity<PresenceDao>().Property(presence=>presence.PresenceId).ValueGeneratedOnAdd();
+                
+        }
+    }
+}

Demo/Data/Repository/GroupRepositoryImpl.cs

@@ -0,0 +1,75 @@
+using Demo.Data.Exceptions;
+using Demo.Data.LocalData;
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.Data.Repository;
+using Demo.domain.Models;
+using System.Collections.Generic;
+using System.Linq;
+
+public class GroupRepositoryImpl: IGroupRepository
+{
+    private List<GroupLocalEntity> _groups = LocalStaticData.groups;
+
+
+    public GroupLocalEntity? GetGroupById(int groupId)
+    {
+        foreach (var group in _groups)
+        {
+            if (group.Id == groupId) 
+            { 
+                return group;
+            }
+        }
+        return null;
+    }
+
+
+
+
+    // Метод для получения всех групп
+    public List<GroupLocalEntity> GetAllGroups() => _groups;
+
+    // Метод для добавления новой группы
+    public void AddGroup(GroupLocalEntity group)
+    {
+        group.Id = _groups.Any() ? _groups.Max(g => g.Id) + 1 : 1;
+        _groups.Add(group);
+    }
+
+    // Метод для обновления существующей группы
+    public void UpdateGroupById(int groupId, GroupLocalEntity updatedGroup)
+    {
+        var existingGroup = GetGroupById(groupId);
+        if (existingGroup == null) throw new GroupNotFoundException(groupId);
+    }
+
+    public void RemoveGroupById(int groupId)
+    {
+        var existingGroup = GetGroupById(groupId);
+        if (existingGroup == null) throw new GroupNotFoundException(groupId);
+        if (_groups.Contains(existingGroup))
+        {
+            _groups.Remove(existingGroup);
+        }
+    }
+
+    List<GroupDao> IGroupRepository.GetAllGroups()
+    {
+        throw new NotImplementedException();
+    }
+
+    public bool UpdateGroupById(int groupID, GroupDao updatedGroup)
+    {
+        throw new NotImplementedException();
+    }
+
+    GroupDao IGroupRepository.GetGroupById(int groupID)
+    {
+        throw new NotImplementedException();
+    }
+
+    public bool AddGroup(string Name)
+    {
+        throw new NotImplementedException();
+    }
+}

Demo/Data/Repository/IGroupRepository.cs

@@ -0,0 +1,18 @@
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.domain.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.Data.Repository
+{
+    public interface IGroupRepository
+    {
+        List<GroupDao> GetAllGroups();
+        bool UpdateGroupById(int groupID, GroupDao updatedGroup);
+        GroupDao GetGroupById(int groupID);
+        bool AddGroup(string Name);
+    }
+}

Demo/Data/Repository/IPresenceRepository.cs

@@ -0,0 +1,26 @@
+
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.domain.Models;
+using Demo.Domain.UseCase;
+using Microsoft.EntityFrameworkCore.Metadata;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.Data.Repository
+{
+    public interface IPresenceRepository
+    {
+        List<PresenceDao> GetPresenceByDateAndGroup(DateTime date, int groupId);
+        void SavePresence(List<PresenceDao> presences);
+        List<PresenceDao> GetPresenceByGroup(int groupId);
+        DateOnly? GetLastDateByGroupId(int groupId);
+        List<PresenceDao> GetPresenceForAbsent(DateTime date, int GroupId);
+        void GetGeneralPresenceForGroup(int groupId);
+        void UpdateAtt(int userId, int groupId, int firstLesson, int lastLesson, DateOnly date, bool isAttendance);
+    }
+}
+

Demo/Data/Repository/IUserRepository.cs

@@ -0,0 +1,13 @@
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.domain.Models;
+using System.Collections.Generic;
+
+namespace Demo.Data.Repository
+{
+    public interface IUserRepository
+    {
+        List<UserDao> GetAllUsers();
+        bool RemoveUserById(int userId);
+        UserDao? UpdateUser(UserDao user);
+    }
+}

Demo/Data/Repository/PresenceRepositoryImpl.cs

@@ -0,0 +1,53 @@
+using Demo.Data.LocalData;
+using Demo.Data.RemoteData.RemoteDataBase;
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.domain.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Demo.Data.Repository
+{
+    public class PresenceRepositoryImpl
+    {
+        private List<PresenceLocalEntity> _presences;
+
+        public PresenceRepositoryImpl()
+        {
+            _presences = new List<PresenceLocalEntity>(); // Ваши реальные данные
+        }
+
+        public void SavePresence(List<PresenceLocalEntity> presences)
+        {
+            foreach (var presence in presences)
+            {
+                var existingPresence = _presences.FirstOrDefault(p =>
+                    p.Date == presence.Date &&
+                    p.UserId == presence.UserId &&
+                    p.LessonNumber == presence.LessonNumber);
+
+                if (existingPresence == null)
+                {
+                    _presences.Add(presence);
+                }
+                else
+                {
+                    existingPresence.IsAttedance = presence.IsAttedance;
+                }
+            }
+        }
+
+        public List<PresenceLocalEntity> GetPresenceByDateAndGroup(DateTime date, int groupId)
+        {
+            return _presences.Where(p => p.Date.Date == date.Date &&
+                                         LocalStaticData.users.Any(u => u.GroupID == groupId && u.ID == p.UserId)).ToList();
+        }
+
+        public List<PresenceLocalEntity> GetPresenceByGroup(int groupId)
+        {
+            return _presences.Where(p => p.GroupId == groupId).ToList();
+        }
+
+
+    }
+}

Demo/Data/Repository/SQLGroupRepositoryImpl.cs

@@ -0,0 +1,122 @@
+using Demo.Data.RemoteData.RemoteDataBase;
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.domain.Models;
+using Microsoft.EntityFrameworkCore;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Demo.Data.Repository
+{
+    public class SQLGroupRepositoryImpl : IGroupRepository
+    {
+        private readonly RemoteDatabaseContext _remoteDatabaseContext;
+
+        public SQLGroupRepositoryImpl(RemoteDatabaseContext remoteDatabaseContext)
+        {
+            _remoteDatabaseContext = remoteDatabaseContext;
+        }
+
+        // Метод для добавления новой группы
+        public bool AddGroup(GroupDao newGroup)
+        {
+            var groupDao = new GroupDao
+            {
+                Name = newGroup.Name
+            };
+            _remoteDatabaseContext.Groups.Add(groupDao);
+            _remoteDatabaseContext.SaveChanges();
+            return true;
+        }
+
+        // Метод для получения группы по ID
+        public GroupDao GetGroupById(int groupId)
+        {
+            var groupDao = _remoteDatabaseContext.Groups
+                .Include(g => g.Users)
+                .FirstOrDefault(g => g.Id == groupId);
+            if (groupDao == null) return null;
+
+            return new GroupDao
+            {
+                Id = groupDao.Id,
+                Name = groupDao.Name,
+                Users = groupDao.Users.Select(u => new UserDao
+                {
+                    UserId = u.UserId,
+                    FIO = u.FIO,
+                    GroupId = u.GroupId
+                }).ToList()
+            };
+        }
+
+        // Метод для получения всех групп
+        public List<GroupDao> GetAllGroups()
+        {
+            return _remoteDatabaseContext.Groups
+                .Include(g => g.Users)
+                .Select(g => new GroupDao
+                {
+                    Id = g.Id,
+                    Name = g.Name,
+                    Users = g.Users.Select(u => new UserDao
+                    {
+                        UserId = u.UserId,
+                        FIO = u.FIO,
+                        GroupId = u.GroupId
+                    }).ToList()
+                })
+                .ToList();
+        }
+
+        // Метод для обновления группы по ID
+        public bool UpdateGroupById(int groupId, GroupDao updatedGroup)
+        {
+            var groupDao = _remoteDatabaseContext.Groups
+                .Include(g => g.Users)
+                .FirstOrDefault(g => g.Id == groupId);
+            if (groupDao == null) return false;
+
+            groupDao.Name = updatedGroup.Name;
+            // Пример обновления списка пользователей
+            groupDao.Users = updatedGroup.Users.Select(user => new UserDao
+            {
+                UserId = user.UserId,
+                FIO = user.FIO,
+                GroupId = user.GroupId
+            }).ToList();
+
+            _remoteDatabaseContext.SaveChanges();
+            return true;
+        }
+
+        // Метод для удаления группы по ID
+        public bool RemoveGroupById(int groupId)
+        {
+            var groupDao = _remoteDatabaseContext.Groups.Find(groupId);
+            if (groupDao == null) return false;
+
+            _remoteDatabaseContext.Groups.Remove(groupDao);
+            _remoteDatabaseContext.SaveChanges();
+            return true;
+        }
+
+        public bool UpdateGroupById(int groupID, GroupLocalEntity updatedGroup)
+        {
+            throw new NotImplementedException();
+        }
+
+
+        public bool AddGroup(string Name)
+        {
+           
+            var groupDao = new GroupDao 
+            {
+                Name = Name
+            };
+            _remoteDatabaseContext.Groups.Add(groupDao);
+            _remoteDatabaseContext.SaveChanges();
+            return true;
+        }
+    }
+}

Demo/Data/Repository/SQLPresenceRepository.cs

@@ -0,0 +1,276 @@
+using Demo.Data.LocalData;
+using Demo.Data.RemoteData.RemoteDataBase;
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.domain.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Linq;
+using System.Runtime.CompilerServices;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Threading.Tasks;
+using static System.Runtime.InteropServices.JavaScript.JSType;
+
+namespace Demo.Data.Repository
+{
+    public class SQLPresenceRepositoryImpl : IPresenceRepository
+    {
+        private readonly RemoteDatabaseContext _remoteDatabaseContext;
+
+        public SQLPresenceRepositoryImpl(RemoteDatabaseContext remoteDatabaseContext)
+        {
+            _remoteDatabaseContext = remoteDatabaseContext;
+        }
+        public List<PresenceDao> GetPresenceForAbsent(DateTime date, int GroupId)
+        {
+            return _remoteDatabaseContext.PresenceDaos.Where(p => p.GroupId == GroupId && p.Date == DateOnly.FromDateTime(date)).ToList();
+        }
+        public List<PresenceDao> GetPresenceByDateAndGroup(DateTime date, int groupId)
+        {
+            return _remoteDatabaseContext.PresenceDaos.Where(p => p.Date == DateOnly.FromDateTime(date) &&
+                                         _remoteDatabaseContext.Users.Any(u => u.GroupId == groupId && u.UserId == p.UserId)).ToList();
+        }
+
+        // Реализация метода для получения всех данных по группе
+        public List<PresenceDao> GetPresenceByGroup(int groupId)
+        {
+            return _remoteDatabaseContext.PresenceDaos.Where(p => p.GroupId == groupId)
+                                                      .OrderBy(p => p.Date)
+                                                      .ThenBy(p=>p.UserId).ToList();
+        }
+
+        public void SavePresence(List<PresenceDao> presences)
+        {
+            _remoteDatabaseContext.PresenceDaos.AddRange(presences.Select(it => new PresenceDao
+            {
+                Date = it.Date,
+                IsAttedance = it.IsAttedance,
+                LessonNumber = it.LessonNumber,
+                UserId = it.UserId,
+                GroupId = it.GroupId
+            }));
+            _remoteDatabaseContext.SaveChanges();
+        }
+
+        public void UpdateAtt(int userId, int groupId, int firstLesson, int lastLesson, DateOnly date, bool isAttendance)
+        {
+            // Находим все записи по UserId, GroupId, LessonNumber (в диапазоне) и дате
+            var presences = _remoteDatabaseContext.PresenceDaos
+                .Where(p => p.UserId == userId
+                            && p.GroupId == groupId
+                            && p.LessonNumber >= firstLesson
+                            && p.LessonNumber <= lastLesson
+                            && p.Date == date)
+                .ToList();
+
+            if (presences.Any())
+            {
+                // Обновляем значение IsAttendance для всех найденных записей
+                foreach (var presence in presences)
+                {
+                    presence.IsAttedance = isAttendance;
+                }
+
+                _remoteDatabaseContext.SaveChanges(); // Сохраняем изменения в базе данных
+                Console.WriteLine($"Статус посещаемости для пользователя {userId} с {firstLesson} по {lastLesson} урок обновлён.");
+            }
+            else
+            {
+                Console.WriteLine($"Посещаемость для пользователя ID: {userId} на дату {date.ToShortDateString()} с {firstLesson} по {lastLesson} уроки не найдена.");
+            }
+        }
+
+        public DateOnly? GetLastDateByGroupId(int groupId)
+        {
+            // Проверяем наличие записей о посещаемости в базе данных для данной группы.
+            var lastDate = _remoteDatabaseContext.PresenceDaos
+                .Where(p => p.GroupId == groupId)
+                .OrderByDescending(p => p.Date)
+                .Select(p => p.Date)
+                .FirstOrDefault();
+
+            return lastDate == default ? (DateOnly?)null : lastDate;
+        }
+
+        public List<PresenceDao> PresenceSort(List<PresenceDao> presences)
+        {
+            presences=_remoteDatabaseContext.PresenceDaos.OrderBy(p=>p.Date).ToList();
+            return presences;
+        }
+
+
+
+
+
+        public void GetGeneralPresenceForGroup(int groupId)
+        {
+            var presences = _remoteDatabaseContext.PresenceDaos.Where(p=>p.GroupId==groupId).OrderBy(p=>p.LessonNumber).ToList();
+            int lesId = 0;
+            int lesNum = 1;
+            double att = 0;
+            int countAllLes = 0;
+            DateOnly date= DateOnly.MinValue;
+            List<int> usersId = new List<int>();
+            
+            foreach (var presence in presences)
+            {
+                if (!usersId.Contains(presence.UserId))
+                {
+                    usersId.Add(presence.UserId);
+                }
+                if (presence.Date != date)
+                {
+                    date = presence.Date;
+                    lesId++;
+                    lesNum = presence.LessonNumber;
+                }
+                if (presence.LessonNumber != lesNum && date == presence.Date)
+                {
+                    lesNum = presence.LessonNumber;
+                    countAllLes++;
+                    lesId++;
+                }
+
+
+                if (presence.IsAttedance)
+                {
+                    att++;
+                }
+                
+            }
+
+            Console.WriteLine($"Человек в группе: {usersId.Count()}, " +
+                              $"Количество проведённых занятий: {lesId}, " +
+                              $"Общий процент посещаемости группы: {att/usersId.Count()/lesNum*100}%");
+            List<Temp> a = new List<Temp>();
+            List<int> ids = new List<int>();
+            double ok = 0;
+            double skip = 0;
+            int userId = 0;
+            foreach (var user in usersId)
+            {
+                var users = _remoteDatabaseContext.PresenceDaos.Where(p => p.UserId == user);
+                foreach (var usera in users)
+                {
+                    userId = usera.UserId;
+                    if (!ids.Contains(usera.UserId)) 
+                    {
+                        skip = 0;
+                        ok = 0;
+                        ids.Add(userId);
+                        a.Add(new Temp { UserId = userId, ok = ok, skip = skip });
+                        userId = usera.UserId;
+                        if (usera.IsAttedance)
+                        {
+                            a.First(a => a.UserId == usera.UserId).ok = ok += 1;
+                        }
+                        else
+                        {
+                            a.First(a => a.UserId == usera.UserId).skip = skip += 1;
+                        }
+                    }
+                    else
+                    {
+                        if (usera.IsAttedance)
+                        {
+                            a.First(a => a.UserId == usera.UserId).ok=ok+=1;
+                        }
+                        else
+                        {
+                            a.First(a => a.UserId == usera.UserId).skip=skip+=1;
+                        }
+                    }
+                }
+            }
+            foreach(var user in a)
+            {
+                if(user.ok / (user.skip + user.ok) * 100 < 40)
+                {
+                    Console.ForegroundColor = ConsoleColor.Red;
+                }
+                Console.WriteLine($"ID Пользователя: {user.UserId}, " +
+                    $"Посетил: {user.ok}, " +
+                    $"Пропустил: {user.skip}, " +
+                    $"Процент посещаемости: {user.ok/(user.skip+user.ok)*100}%");
+                Console.ForegroundColor= ConsoleColor.White;
+            }
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+            //double skip=0;
+            //double ok=0;
+            //List<Temp> users = new List<Temp>();
+            //foreach (var presence in presences)
+            //{
+            //    int id = presence.UserId;
+            //    var attendance=_remoteDatabaseContext.PresenceDaos.Where(p=>p.UserId==id).ToList();
+            //    int userid = 0;
+            //    int lessons=0;
+            //    foreach (var user in attendance)
+            //    {
+            //        skip = 0;
+            //        ok = 0;
+            //        lessons = 0;
+            //        if (user.IsAttedance)
+            //        {
+            //            ok++;
+            //        }
+            //        else
+            //        {
+            //            skip++;
+            //        }
+            //        lessons++;
+            //        userid=user.UserId;
+            //    }
+            //    if (ok != 0)
+            //    {
+            //        Console.WriteLine($"{userid} Посетил: {ok}, Пропустил: {skip}, Процент посещаемости: {lessons / ok * 100}%");
+            //    }
+            //    else
+            //    {
+            //        Console.WriteLine($"{userid} Посетил: {ok}, Пропустил: {skip}, Процент посещаемости: 0%");
+            //    }
+            //    lessons = 0;
+            //}
+        }
+
+    }
+}

Demo/Data/Repository/SQLUserRepositoryImpl.cs

@@ -0,0 +1,49 @@
+using Demo.Data.Exceptions;
+using Demo.Data.RemoteData.RemoteDataBase;
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.domain.Models;
+using Microsoft.EntityFrameworkCore;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace Demo.Data.Repository
+{
+    public class SQLUserRepositoryImpl : IUserRepository
+    {
+        private readonly RemoteDatabaseContext _remoteDatabaseContext;
+
+        public SQLUserRepositoryImpl(RemoteDatabaseContext remoteDatabaseContext)
+        {
+            _remoteDatabaseContext = remoteDatabaseContext;
+        }
+
+        public bool RemoveUserById(int userId)
+        {
+            var user = _remoteDatabaseContext.Users.FirstOrDefault(u => u.UserId == userId);
+            if (user == null) throw new UserNotFoundException(userId);
+
+            _remoteDatabaseContext.Users.Remove(user);
+            return true;
+        }
+
+        public UserDao? UpdateUser(UserDao user)
+        {
+            var existingUser = _remoteDatabaseContext.Users.FirstOrDefault(u => u.UserId == user.UserId);
+            if (existingUser == null) throw new UserNotFoundException(user.UserId);
+
+            // Обновляем поля существующего пользователя
+            existingUser.FIO = user.FIO;
+            existingUser.GroupId = user.GroupId;
+            _remoteDatabaseContext.SaveChanges();
+
+            return existingUser;
+        }
+
+        public List<UserDao> GetAllUsers()
+        {
+            // Возвращаем пользователей, отсортированных по UserId
+            return _remoteDatabaseContext.Users.OrderBy(u => u.UserId).ToList();
+        }
+    }
+}

Demo/Data/Repository/UserRepositoryImpl.cs

@@ -0,0 +1,37 @@
+using Demo.Data.Exceptions;
+using Demo.Data.LocalData;
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.domain.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Demo.Data.Repository
+{
+    public class UserRepositoryImpl
+    {
+        private List<UserLocalEnity> _users;
+
+        public UserRepositoryImpl()
+        {
+            _users = LocalStaticData.users;
+        }
+
+        public IEnumerable<UserLocalEnity> GetAllUsers => _users;
+
+
+        public bool RemoveUserById(int userId)
+        {
+            var user = _users.FirstOrDefault(u => u.ID == userId);
+            if (user == null) throw new UserNotFoundException(userId);
+
+            _users.Remove(user);
+            return true;
+        }
+
+        public UserDao? UpdateUser(UserDao user)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

Demo/Demo.csproj

@@ -0,0 +1,25 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="8.0.10" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore.Design" Version="8.0.10">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageReference>
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="8.0.1" />
+    <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="8.0.10" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Folder Include="Data\RemoteData\RemoteApi\" />
+    <Folder Include="Migrations\" />
+  </ItemGroup>
+
+</Project>

Demo/Domain/Models/Group.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.domain.Models
+{
+    public class Group
+    {
+        public required int Id { get; set; }
+        public required string Name { get; set; }
+    }
+}

Demo/Domain/Models/Presence.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.domain.Models
+{
+    public class Presence
+    {
+
+        public required User User { get; set; }
+        public required int GroupId { get; set; }
+        public bool IsAttedance { get; set; } = true;
+        public required DateTime Date { get; set; }
+        public required int LessonNumber { get; set; }
+    }
+}

Demo/Domain/Models/User.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.domain.Models
+{
+    public class User
+    {
+        public required string FIO { get; set; }
+        public int ID { get; set; }
+        public required Group Group { get; set; }
+    }
+}

Demo/Domain/UseCase/GroupUseCase.cs

@@ -0,0 +1,105 @@
+using Demo.Data.LocalData;
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.Data.Repository;
+using Demo.domain.Models;
+
+namespace Demo.Domain.UseCase
+{
+    public class GroupUseCase
+    {
+        private readonly IGroupRepository _repositoryGroupImpl;
+
+        public GroupUseCase(IGroupRepository repositoryGroupImpl)
+        {
+            _repositoryGroupImpl = repositoryGroupImpl;
+        }
+
+        // Приватный метод для валидации имени группы
+        private void ValidateGroupName(string groupName)
+        {
+            if (string.IsNullOrWhiteSpace(groupName))
+            {
+                throw new ArgumentException("Имя группы не может быть пустым.");
+            }
+        }
+
+        private void ValidateGroupId(int GroupId)
+        {
+            if(GroupId < 1)
+            {
+                throw new ArgumentException("Введите корректный ID группы.");
+            }
+        }
+
+        // Приватный метод для валидации существования группы по ID
+        private GroupDao ValidateGroupExistence(int groupId)
+        {
+            var existingGroup = _repositoryGroupImpl.GetAllGroups()
+                .FirstOrDefault(g => g.Id == groupId);
+
+            if (existingGroup == null)
+            {
+                throw new ArgumentException("Группа не найдена.");
+            }
+
+            return existingGroup;
+        }
+
+
+        // Метод для получения списка всех групп
+        public List<Group> GetAllGroups()
+        {
+            return [.. _repositoryGroupImpl.GetAllGroups()
+                .Select(it => new Group { Id = it.Id, Name = it.Name })];
+        }
+
+
+        public void FindGroupById(int IdGroup)
+        {
+            List<Group> GetAllGroups()
+            {
+                return [.. _repositoryGroupImpl
+                    .GetAllGroups()
+                    .Select(
+                        it => new Group 
+                        { Id = it.Id, Name = it.Name }
+                        )
+                    ];
+            }
+            foreach(var group in GetAllGroups())
+            {
+                if (IdGroup == group.Id)
+                {
+                    Console.WriteLine($"ID группы: {group.Id} Название группы: {group.Name}");
+                }
+            }
+        }
+        
+
+        // Метод для добавления новой группы
+        public void AddGroup(string groupName)
+        {
+            ValidateGroupName(groupName);  
+
+            
+
+            GroupLocalEntity newGroup = new GroupLocalEntity
+            {
+                Name = groupName
+            };
+
+            _repositoryGroupImpl.AddGroup(newGroup.Name);
+        }
+
+
+        // Метод для изменения названия группы
+        public void UpdateGroup(int groupId, string newGroupName)
+        {
+            ValidateGroupName(newGroupName);
+            var existingGroup = ValidateGroupExistence(groupId);
+
+            existingGroup.Name = newGroupName;
+            _repositoryGroupImpl.UpdateGroupById(groupId,existingGroup);
+        }
+    }
+}

Demo/Domain/UseCase/UseCaseGeneratePresence.cs

@@ -0,0 +1,125 @@
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.Data.Repository;
+using Demo.domain.Models;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Demo.Domain.UseCase
+{
+    public class UseCaseGeneratePresence
+    {
+        public readonly IUserRepository _userRepository;
+        public readonly IPresenceRepository _presenceRepository;
+        
+
+        public UseCaseGeneratePresence(IUserRepository userRepository, IPresenceRepository presenceRepository)
+        {
+            _userRepository = userRepository;
+            _presenceRepository = presenceRepository;
+        }
+
+
+
+
+        public List<PresenceDao> GetPresenceByDateAndGroup(DateTime date, int groupId)
+        {
+            return _presenceRepository.GetPresenceByDateAndGroup(date, groupId);
+        }
+
+        public void GeneratePresenceDaily(int firstLesson, int lastLesson, int groupId)
+        {
+            try
+            {
+                var users = _userRepository.GetAllUsers().Where(u => u.GroupId == groupId).ToList();
+
+                // Находим последнюю дату посещаемости для данной группы
+                DateOnly startDate = _presenceRepository.GetLastDateByGroupId(groupId)?.AddDays(1)
+                                     ?? DateOnly.FromDateTime(DateTime.Today);
+
+                List<PresenceDao> presences = new List<PresenceDao>();
+                for (int lessonNumber = firstLesson; lessonNumber <= lastLesson; lessonNumber++)
+                {
+                    foreach (var user in users)
+                    {
+                        var presence = new PresenceDao
+                        {
+                            UserId = user.UserId,
+                            GroupId = user.GroupId,
+                            Date = startDate,
+                            LessonNumber = lessonNumber,
+                            IsAttedance = true
+                        };
+
+                        try
+                        {
+                            _presenceRepository.SavePresence(new List<PresenceDao> { presence });
+                            Console.WriteLine($"Посещаемость добавлена для UserId = {user.UserId}, LessonNumber = {lessonNumber} на дату {startDate}");
+                        }
+                        catch (Exception ex)
+                        {
+                            Console.WriteLine($"Ошибка при добавлении посещаемости для UserId = {user.UserId}: {ex.Message}");
+                            if (ex.InnerException != null)
+                            {
+                                Console.WriteLine($"Inner exception: {ex.InnerException.Message}");
+                            }
+                        }
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"Ошибка при генерации посещаемости: {ex.Message}");
+                if (ex.InnerException != null)
+                {
+                    Console.WriteLine($"Inner exception: {ex.InnerException.Message}");
+                }
+            }
+        }
+
+
+
+
+        public void GenerateWeeklyPresence(int firstLesson, int lastLesson, int groupId, DateTime startTime)
+        {
+            for (int i = 0; i < 7; i++)
+            {
+                DateTime currentTime = startTime.AddDays(i);
+                GeneratePresenceDaily(firstLesson, lastLesson, groupId);
+            }
+        }
+
+
+
+        // Отметить пользователя как отсутствующего на диапазоне занятий
+        public void MarkUserAbsentForLessons(int userId, int groupId, int firstLesson, int lastLesson, DateTime date)
+        {
+            List<PresenceDao> presences = _presenceRepository.GetPresenceForAbsent(date, groupId);
+
+            // Обновляем состояние присутствия для указанных занятий
+            foreach (var presence in presences.Where(p => p.UserId == userId && p.LessonNumber >= firstLesson && p.LessonNumber <= lastLesson))
+            {
+                presence.IsAttedance = false; // Устанавливаем отсутствие
+                Console.WriteLine($"PresenceId: {presence.PresenceId}, UserId: {presence.UserId}, Lesson Num:  {presence.LessonNumber}, Att: {presence.IsAttedance}");
+            }
+            // Сохраняем изменения в репозитории
+            _presenceRepository.UpdateAtt(userId, groupId, firstLesson, lastLesson, DateOnly.FromDateTime(date), false);
+        }
+
+        public List<PresenceDao> GetAllPresenceByGroup(int groupId)
+        {
+            return _presenceRepository.GetPresenceByGroup(groupId);
+        }
+
+        public void GetGeneralPresence(int groupId)
+        {
+            _presenceRepository.GetGeneralPresenceForGroup(groupId);
+        }
+
+
+
+    }
+}

Demo/Domain/UseCase/UserUseCase.cs

@@ -0,0 +1,133 @@
+using Demo.Data.Exceptions;
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.Data.Repository;
+using Demo.domain.Models;
+
+namespace Demo.Domain.UseCase
+{
+    public class UserUseCase
+    {
+        private readonly IUserRepository _repositoryUserImpl;
+        private readonly IGroupRepository _repositoryGroupImpl;
+
+        public UserUseCase(IUserRepository repositoryImpl, IGroupRepository repositoryGroupImpl)
+        {
+            _repositoryUserImpl = repositoryImpl;
+            _repositoryGroupImpl = repositoryGroupImpl;
+        }
+
+        // Приватный метод для валидации ФИО пользователя
+        private void ValidateUserFIO(string fio)
+        {
+            if (string.IsNullOrWhiteSpace(fio))
+            {
+                throw new ArgumentException("ФИО не может быть пустым.");
+            }
+        }
+
+        // Приватный метод для валидации существования пользователя по ID
+        private UserDao ValidateUserExistence(int userId)
+        {
+            var user = _repositoryUserImpl.GetAllUsers()
+                .FirstOrDefault(u => u.UserId == userId);
+
+            if (user == null)
+            {
+                throw new Exception("Пользователь не найден.");
+            }
+
+            return user;
+        }
+
+        // Приватный метод для валидации существования группы по ID
+        private GroupDao ValidateGroupExistence(int groupId)
+        {
+            var group = _repositoryGroupImpl.GetAllGroups()
+                .FirstOrDefault(g => g.Id == groupId);
+
+            if (group == null)
+            {
+                throw new Exception("Группа не найдена.");
+            }
+
+            return group;
+        }
+
+        // Вывести всех пользователей
+        public List<User> GetAllUsers() => _repositoryUserImpl.GetAllUsers()
+            .Join(_repositoryGroupImpl.GetAllGroups(),
+            user => user.GroupId, // Ключ для пользователей
+            group => group.Id, // Ключ для групп
+            (user, group) => // Результирующий объект
+            new User
+            {
+                ID = user.UserId,
+                FIO = user.FIO,
+                Group = new Group { Id = group.Id, Name = group.Name }
+            }).ToList();
+
+        // Удалить пользователя по id
+        public bool RemoveUserById(int userId)
+        {
+            try
+            {
+                return _repositoryUserImpl.RemoveUserById(userId);
+            }
+            catch (UserNotFoundException ex)
+            {
+                Console.WriteLine($"Ошибка: {ex.Message}");
+                return false;
+            }
+            catch (RepositoryException ex)
+            {
+                Console.WriteLine($"Ошибка в репозитории: {ex.Message}");
+                return false;
+            }
+        }
+
+        // Обновить пользователя по id
+        public UserDao UpdateUser(UserDao user)
+        {
+            ValidateUserFIO(user.FIO);
+            ValidateGroupExistence(user.GroupId);
+
+            UserDao userDao = new UserDao
+            {
+                UserId = user.UserId,
+                FIO = user.FIO,
+                GroupId = user.GroupId
+            };
+
+            UserDao? result = _repositoryUserImpl.UpdateUser(userDao);
+
+            if (result == null)
+            {
+                throw new Exception("Ошибка при обновлении пользователя.");
+            }
+
+            var groupEntity = ValidateGroupExistence(result.GroupId);
+
+            return new UserDao
+            {
+                UserId=user.UserId,
+                FIO = result.FIO,
+                GroupId = result.GroupId
+            };
+            
+        }
+
+        // Найти пользователя по id
+        public UserDao FindUserById(int userId)
+        {
+            var user = ValidateUserExistence(userId);
+            var group = ValidateGroupExistence(user.GroupId);
+
+            return new UserDao
+            {
+                UserId = user.UserId,
+                FIO = user.FIO,
+                GroupId = group.Id
+            };
+        }
+    }
+}

Demo/Migrations/20241103105727_CreateDatabase.Designer.cs

@@ -0,0 +1,113 @@
+// <auto-generated />
+using System;
+using Demo.Data.RemoteData.RemoteDataBase;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace Demo.Migrations
+{
+    [DbContext(typeof(RemoteDatabaseContext))]
+    [Migration("20241103105727_CreateDatabase")]
+    partial class CreateDatabase
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "8.0.10")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("Demo.Data.RemoteData.RemoteDataBase.DAO.GroupDao", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Groups");
+                });
+
+            modelBuilder.Entity("Demo.Data.RemoteData.RemoteDataBase.DAO.PresenceDao", b =>
+                {
+                    b.Property<int>("PresenceId")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("PresenceId"));
+
+                    b.Property<DateOnly>("Date")
+                        .HasColumnType("date");
+
+                    b.Property<int>("GroupId")
+                        .HasColumnType("integer");
+
+                    b.Property<bool>("IsAttedance")
+                        .HasColumnType("boolean");
+
+                    b.Property<int>("LessonNumber")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("PresenceId");
+
+                    b.ToTable("PresenceDaos");
+                });
+
+            modelBuilder.Entity("Demo.Data.RemoteData.RemoteDataBase.DAO.UserDao", b =>
+                {
+                    b.Property<int>("UserId")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("UserId"));
+
+                    b.Property<string>("FIO")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("GroupId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("UserId");
+
+                    b.HasIndex("GroupId");
+
+                    b.ToTable("Users");
+                });
+
+            modelBuilder.Entity("Demo.Data.RemoteData.RemoteDataBase.DAO.UserDao", b =>
+                {
+                    b.HasOne("Demo.Data.RemoteData.RemoteDataBase.DAO.GroupDao", "Group")
+                        .WithMany("Users")
+                        .HasForeignKey("GroupId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Group");
+                });
+
+            modelBuilder.Entity("Demo.Data.RemoteData.RemoteDataBase.DAO.GroupDao", b =>
+                {
+                    b.Navigation("Users");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

Demo/Migrations/20241103105727_CreateDatabase.cs

@@ -0,0 +1,84 @@
+using System;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace Demo.Migrations
+{
+    /// <inheritdoc />
+    public partial class CreateDatabase : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.CreateTable(
+                name: "Groups",
+                columns: table => new
+                {
+                    Id = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    Name = table.Column<string>(type: "text", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Groups", x => x.Id);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "PresenceDaos",
+                columns: table => new
+                {
+                    PresenceId = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    UserId = table.Column<int>(type: "integer", nullable: false),
+                    IsAttedance = table.Column<bool>(type: "boolean", nullable: false),
+                    Date = table.Column<DateOnly>(type: "date", nullable: false),
+                    LessonNumber = table.Column<int>(type: "integer", nullable: false),
+                    GroupId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_PresenceDaos", x => x.PresenceId);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "Users",
+                columns: table => new
+                {
+                    UserId = table.Column<int>(type: "integer", nullable: false)
+                        .Annotation("Npgsql:ValueGenerationStrategy", NpgsqlValueGenerationStrategy.IdentityByDefaultColumn),
+                    FIO = table.Column<string>(type: "text", nullable: false),
+                    GroupId = table.Column<int>(type: "integer", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Users", x => x.UserId);
+                    table.ForeignKey(
+                        name: "FK_Users_Groups_GroupId",
+                        column: x => x.GroupId,
+                        principalTable: "Groups",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Users_GroupId",
+                table: "Users",
+                column: "GroupId");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropTable(
+                name: "PresenceDaos");
+
+            migrationBuilder.DropTable(
+                name: "Users");
+
+            migrationBuilder.DropTable(
+                name: "Groups");
+        }
+    }
+}

Demo/Migrations/RemoteDatabaseContextModelSnapshot.cs

@@ -0,0 +1,110 @@
+// <auto-generated />
+using System;
+using Demo.Data.RemoteData.RemoteDataBase;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace Demo.Migrations
+{
+    [DbContext(typeof(RemoteDatabaseContext))]
+    partial class RemoteDatabaseContextModelSnapshot : ModelSnapshot
+    {
+        protected override void BuildModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "8.0.10")
+                .HasAnnotation("Relational:MaxIdentifierLength", 63);
+
+            NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
+
+            modelBuilder.Entity("Demo.Data.RemoteData.RemoteDataBase.DAO.GroupDao", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.HasKey("Id");
+
+                    b.ToTable("Groups");
+                });
+
+            modelBuilder.Entity("Demo.Data.RemoteData.RemoteDataBase.DAO.PresenceDao", b =>
+                {
+                    b.Property<int>("PresenceId")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("PresenceId"));
+
+                    b.Property<DateOnly>("Date")
+                        .HasColumnType("date");
+
+                    b.Property<int>("GroupId")
+                        .HasColumnType("integer");
+
+                    b.Property<bool>("IsAttedance")
+                        .HasColumnType("boolean");
+
+                    b.Property<int>("LessonNumber")
+                        .HasColumnType("integer");
+
+                    b.Property<int>("UserId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("PresenceId");
+
+                    b.ToTable("PresenceDaos");
+                });
+
+            modelBuilder.Entity("Demo.Data.RemoteData.RemoteDataBase.DAO.UserDao", b =>
+                {
+                    b.Property<int>("UserId")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("integer");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("UserId"));
+
+                    b.Property<string>("FIO")
+                        .IsRequired()
+                        .HasColumnType("text");
+
+                    b.Property<int>("GroupId")
+                        .HasColumnType("integer");
+
+                    b.HasKey("UserId");
+
+                    b.HasIndex("GroupId");
+
+                    b.ToTable("Users");
+                });
+
+            modelBuilder.Entity("Demo.Data.RemoteData.RemoteDataBase.DAO.UserDao", b =>
+                {
+                    b.HasOne("Demo.Data.RemoteData.RemoteDataBase.DAO.GroupDao", "Group")
+                        .WithMany("Users")
+                        .HasForeignKey("GroupId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Group");
+                });
+
+            modelBuilder.Entity("Demo.Data.RemoteData.RemoteDataBase.DAO.GroupDao", b =>
+                {
+                    b.Navigation("Users");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

Demo/Program.cs

@@ -0,0 +1,28 @@
+using Demo.Data.RemoteData.RemoteDataBase;
+using Demo.Data.Repository;
+using Demo.Domain.UseCase;
+using Demo.UI;
+using Microsoft.Extensions.DependencyInjection;
+
+// Создаем экземпляр репозиториев
+
+IServiceCollection services = new ServiceCollection();
+
+services
+    .AddDbContext<RemoteDatabaseContext>()
+    .AddSingleton<IGroupRepository, SQLGroupRepositoryImpl>()
+    .AddSingleton<IUserRepository, SQLUserRepositoryImpl>()
+    .AddSingleton<IPresenceRepository, SQLPresenceRepositoryImpl>()
+    .AddSingleton<UserUseCase>()
+    .AddSingleton<GroupUseCase>()
+    .AddSingleton<UseCaseGeneratePresence>()
+    .AddSingleton<MainMenuUI>();
+
+
+
+var serviceProvider = services.BuildServiceProvider();
+// Создаем пользовательский интерфейс
+MainMenuUI mainMenuUI = serviceProvider.GetService<MainMenuUI>();
+
+// Выводим главное меню
+mainMenuUI.DisplayMenu();

Demo/UI/GroupConsole.cs

@@ -0,0 +1,57 @@
+using Demo.Domain.UseCase;
+using System;
+using System.Text;
+
+namespace Demo.UI
+{
+    public class GroupConsoleUI
+    {
+        private readonly GroupUseCase _groupUseCase;
+
+        public GroupConsoleUI(GroupUseCase groupUseCase)
+        {
+            _groupUseCase = groupUseCase;
+        }
+
+        public void FindGroupById(int IdGroup)
+        {
+            _groupUseCase.FindGroupById(IdGroup);
+        }
+
+        // Метод для отображения всех групп
+        public void DisplayAllGroups()
+        {
+            Console.WriteLine("\n=== Список всех групп ===");
+            StringBuilder groupOutput = new StringBuilder();
+
+            foreach (var group in _groupUseCase.GetAllGroups())
+            {
+                groupOutput.AppendLine($"{group.Id}\t{group.Name}");
+            }
+
+            Console.WriteLine(groupOutput);
+            Console.WriteLine("===========================\n");
+        }
+
+        // Метод для добавления новой группы
+        public void AddGroup(string groupName)
+        {
+            try
+            {
+                _groupUseCase.AddGroup(groupName);
+                Console.WriteLine($"\nГруппа {groupName} добавлена.\n");
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"Ошибка: {ex.Message}\n");
+            }
+        }
+
+        // Метод для обновления названия группы
+        public void UpdateGroupName(int groupId, string newGroupName)
+        {
+            _groupUseCase.UpdateGroup(groupId, newGroupName);
+            Console.WriteLine($"\nНазвание группы с ID {groupId} изменено на {newGroupName}.\n");
+        }
+    }
+}

Demo/UI/MainMenu.cs

@@ -0,0 +1,221 @@
+using Demo.domain.Models;
+using Demo.Domain.UseCase;
+using System;
+using System.Globalization;
+
+namespace Demo.UI
+{
+    public class MainMenuUI
+    {
+        private readonly UserConsoleUI _userConsoleUI;
+        private readonly GroupConsoleUI _groupConsoleUI;
+        private readonly PresenceConsole _presenceConsoleUI;
+
+        public MainMenuUI(UserUseCase userUseCase, GroupUseCase groupUseCase, UseCaseGeneratePresence presenceUseCase)
+        {
+            _userConsoleUI = new UserConsoleUI(userUseCase);
+            _groupConsoleUI = new GroupConsoleUI(groupUseCase);
+            _presenceConsoleUI = new PresenceConsole(presenceUseCase);
+        }
+
+        public void DisplayMenu()
+        {
+            while (true)
+            {
+                Console.WriteLine("\n=-= Главное меню =-=\n");
+
+                Console.WriteLine("=-= Команды с Пользователями =-=");
+                Console.WriteLine("1. Вывести всех пользователей");
+                Console.WriteLine("2. Удалить пользователя по id");
+                Console.WriteLine("3. Обновить пользователя по id");
+                Console.WriteLine("4. Найти пользователя по id");
+                Console.WriteLine();
+
+                Console.WriteLine("=-= Команды с Группами =-=");
+                Console.WriteLine("5. Вывести все группы");
+                Console.WriteLine("6. Добавить группу");
+                Console.WriteLine("7. Изменить название группы");
+                Console.WriteLine("8. Поиск группы по ID");
+                Console.WriteLine();
+                Console.WriteLine("=-= Команды Presence =-=");
+                Console.WriteLine("9. Сгенерировать посещаемость на день");
+                Console.WriteLine("10. Сгенерировать посещаемость на неделю");
+                Console.WriteLine("11. Показать посещаемость");
+                Console.WriteLine("12. Отметить пользователя как отсутствующего");
+                Console.WriteLine("13. Вывести всю посещаемость группы");
+                Console.WriteLine("14. Вывести общую информацию об посещаемости по группе");
+                Console.WriteLine();
+                Console.WriteLine("0. Выход");
+
+                Console.Write("\nВаш выбор: ");
+                string comand = Console.ReadLine();
+                Console.WriteLine();
+
+                switch (comand)
+                {
+                    case "1":
+                        // Отображение всех пользователей
+                        _userConsoleUI.DisplayAllUsers();
+                        break;
+
+                    case "2":
+                        // Удаление пользователя по ID
+                        Console.Write("Введите ID пользователя для удаления: ");
+                        string inputId = Console.ReadLine();
+                        if (int.TryParse(inputId, out int userId))
+                        {
+                            _userConsoleUI.RemoveUserById(userId);
+                        }
+                        else
+                        {
+                            Console.WriteLine("Неверный формат ID");
+                        }
+                        break;
+
+                    case "3":
+                        // Обновление пользователя по ID
+                        Console.Write("Введите ID пользователя для обновления: ");
+                        string updateIdInput = Console.ReadLine();
+                        if (int.TryParse(updateIdInput, out int updateUserId))
+                        {
+                            _userConsoleUI.UpdateUserById(updateUserId);
+                        }
+                        else
+                        {
+                            Console.WriteLine("Неверный формат ID");
+                        }
+                        break;
+
+                    case "4":
+                        // Поиск пользователя по ID
+                        Console.Write("Введите ID пользователя для поиска: ");
+                        string findIdInput = Console.ReadLine();
+                        if (int.TryParse(findIdInput, out int findUserId))
+                        {
+                            _userConsoleUI.FindUserById(findUserId);
+                        }
+                        else
+                        {
+                            Console.WriteLine("Неверный формат ID");
+                        }
+                        break;
+
+                    case "5":
+                        // Отображение всех групп
+                        _groupConsoleUI.DisplayAllGroups();
+                        break;
+
+                    case "6":
+                        // Добавление новой группы
+                        Console.Write("Введите название новой группы: ");
+                        string newGroupName = Console.ReadLine();
+                        _groupConsoleUI.AddGroup(newGroupName);
+                        break;
+
+                    case "7":
+                        // Изменение названия группы
+                        Console.Write("Введите ID группы для изменения: ");
+                        if (int.TryParse(Console.ReadLine(), out int groupId))
+                        {
+                            Console.Write("Введите новое название группы: ");
+                            string newName = Console.ReadLine();
+                            _groupConsoleUI.UpdateGroupName(groupId, newName);
+                        }
+                        else
+                        {
+                            Console.WriteLine("Неверный формат ID группы");
+                        }
+                        break;
+
+                    case "8":
+                        // Поиск группы
+                        Console.Write("Введите ID группы для поиска : ");
+                        if (int.TryParse(Console.ReadLine(), out int IdGroup))
+                        {
+                            _groupConsoleUI.FindGroupById(IdGroup);
+                        }
+                        break;
+
+                    case "9":
+                        // Генерация посещаемости на день
+                        Console.Write("Введите номер первого занятия: ");
+                        int firstLesson = int.Parse(Console.ReadLine());
+                        Console.Write("Введите номер последнего занятия: ");
+                        int lastLesson = int.Parse(Console.ReadLine());
+                        Console.Write("Введите ID группы: ");
+                        int groupIdForPresence = int.Parse(Console.ReadLine());
+
+                        _presenceConsoleUI.GeneratePresenceForDay(DateTime.Now, groupIdForPresence, firstLesson, lastLesson);
+                        Console.WriteLine("Посещаемость на день сгенерирована.");
+                        break;
+
+                    case "10":
+                        // Генерация посещаемости на неделю
+                        Console.Write("Введите номер первого занятия: ");
+                        int firstLessonForWeek = int.Parse(Console.ReadLine());
+                        Console.Write("Введите номер последнего занятия: ");
+                        int lastLessonForWeek = int.Parse(Console.ReadLine());
+                        Console.Write("Введите ID группы: ");
+                        int groupIdForWeekPresence = int.Parse(Console.ReadLine());
+
+                        _presenceConsoleUI.GeneratePresenceForWeek(DateTime.Now, groupIdForWeekPresence, firstLessonForWeek, lastLessonForWeek);
+                        Console.WriteLine("Посещаемость на неделю сгенерирована.");
+                        break;
+
+                    case "11":
+                        // Отображение посещаемости
+                        Console.Write("Введите дату (гггг-мм-дд): ");
+                        DateTime date = DateTime.Parse(Console.ReadLine());
+                        Console.Write("Введите ID группы: ");
+                        int groupForPresenceView = int.Parse(Console.ReadLine());
+
+                        _presenceConsoleUI.DisplayPresence(date, groupForPresenceView);
+                        break;
+
+                    case "12":
+                        // Отметить пользователя как отсутствующего
+                        Console.Write("Введите ID пользователя: ");
+                        userId = int.Parse(Console.ReadLine());
+                        Console.Write("Введите номер первого занятия: ");
+                        int firstAbsLesson = int.Parse(Console.ReadLine());
+                        Console.Write("Введите номер последнего занятия: ");
+                        int lastAbsLesson = int.Parse(Console.ReadLine());
+                        Console.Write("Введите ID группы: ");
+                        int absGroupId = int.Parse(Console.ReadLine());
+
+                        Console.Write("Введите дату (дд.мм.гггг): ");
+                        string dateInput = Console.ReadLine();
+                        DateTime absenceDate;
+
+                        if (!DateTime.TryParseExact(dateInput, "d.M.yyyy", CultureInfo.InvariantCulture, DateTimeStyles.None, out absenceDate))
+                        {
+                            Console.WriteLine("Ошибка: Введен некорректный формат даты. Пожалуйста, используйте формат дд.мм.гггг.");
+                            return; // Завершает выполнение, если дата некорректна
+                        }
+                        _presenceConsoleUI.MarkUserAbsent(absenceDate, absGroupId, userId, firstAbsLesson, lastAbsLesson);
+                        Console.WriteLine("Пользователь отмечен как отсутствующий.");
+                        break;
+                    case "13":
+                        Console.Write("Введите ID группы: ");
+                        int groupIdForAllPresence = int.Parse(Console.ReadLine());
+                        _presenceConsoleUI.DisplayAllPresenceByGroup(groupIdForAllPresence);
+                        break;
+
+                    case "14":
+                        Console.Write("Введите ID группы: ");
+                        int searchGroupId= int.Parse(Console.ReadLine());
+                        _presenceConsoleUI.DisplayGeneralPresence(searchGroupId);
+                        break;
+                    case "0":
+                        Console.WriteLine("Выход...");
+                        return;
+
+                    default:
+                        Console.WriteLine("Неверный выбор, попробуйте снова.");
+                        break;
+                }
+                Console.WriteLine();
+            }
+        }
+    }
+}

Demo/UI/PresenceConsole.cs

@@ -0,0 +1,151 @@
+using Demo.Data.RemoteData.RemoteDataBase.DAO;
+using Demo.domain.Models;
+using Demo.Domain.UseCase;
+using System;
+using System.Collections.Generic;
+
+namespace Demo.UI
+{
+    public class PresenceConsole
+    {
+        private readonly UseCaseGeneratePresence _presenceUseCase;
+
+        public PresenceConsole(UseCaseGeneratePresence presenceUseCase)
+        {
+            _presenceUseCase = presenceUseCase;
+        }
+
+        // Метод для генерации посещаемости на день
+        public void GeneratePresenceForDay(DateTime date, int groupId, int firstLesson, int lastLesson)
+        {
+            try
+            {
+                _presenceUseCase.GeneratePresenceDaily(firstLesson, lastLesson, groupId);
+                Console.WriteLine("Посещаемость на день успешно сгенерирована.");
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"Ошибка при генерации посещаемости: {ex.Message}");
+            }
+        }
+
+        // Метод для генерации посещаемости на неделю
+        public void GeneratePresenceForWeek(DateTime date, int groupId, int firstLesson, int lastLesson)
+        {
+            try
+            {
+                _presenceUseCase.GenerateWeeklyPresence(firstLesson, lastLesson, groupId, date);
+                Console.WriteLine("Посещаемость на неделю успешно сгенерирована.");
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"Ошибка при генерации посещаемости: {ex.Message}");
+            }
+        }
+
+        // Метод для отображения посещаемости на конкретную дату и группу
+        public void DisplayPresence(DateTime date, int groupId)
+        {
+            try
+            {
+                List<PresenceDao> presences = _presenceUseCase.GetPresenceByDateAndGroup(date, groupId);
+
+                if (presences == null || presences.Count == 0)
+                {
+                    Console.WriteLine("Посещаемость на выбранную дату отсутствует.");
+                    return;
+                }
+
+                // Сортируем присутствия по номеру занятия и ID пользователя
+                var sortedPresences = presences.OrderBy(p => p.LessonNumber)
+                                                .ThenBy(p => p.UserId);
+
+                Console.WriteLine($"\nПосещаемость на {date.ToShortDateString()} для группы с ID {groupId}:");
+                Console.WriteLine("---------------------------------------------");
+
+                int previousLessonNumber = -1; // Инициализация для сравнения
+                foreach (var presence in sortedPresences)
+                {
+                    if (previousLessonNumber != presence.LessonNumber)
+                    {
+                        Console.WriteLine("---------------------------------------------");
+                        previousLessonNumber = presence.LessonNumber;
+                    }
+                    string status = presence.IsAttedance ? "Присутствует" : "Отсутствует";
+                    Console.WriteLine($"Пользователь ID: {presence.UserId}, Занятие {presence.LessonNumber}: {status}");
+                }
+                Console.WriteLine("---------------------------------------------");
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"Ошибка при выводе посещаемости: {ex.Message}");
+            }
+
+        }
+
+        public void MarkUserAbsent(DateTime date, int groupId, int userId, int firstLesson, int lastLesson)
+        {
+            _presenceUseCase.MarkUserAbsentForLessons(userId, groupId, firstLesson, lastLesson, date);
+        }
+
+        public void DisplayGeneralPresence(int groupId)
+        {
+            _presenceUseCase.GetGeneralPresence(groupId);
+        }
+
+
+        public void DisplayAllPresenceByGroup(int groupId)
+        {
+            try
+            {
+                    // Получаем все посещения для группы
+                    var presences = _presenceUseCase.GetAllPresenceByGroup(groupId);
+
+                    if (presences == null || presences.Count == 0)
+                    {
+                        Console.WriteLine($"Посещаемость для группы с ID {groupId} отсутствует.");
+                        return;
+                    }
+
+                    // Группируем по дате
+                    var groupedPresences = presences.GroupBy(p => p.Date);
+
+                foreach (var group in groupedPresences)
+                {
+                    Console.WriteLine("===================================================");
+                    Console.WriteLine($"Дата: {group.Key.ToString("dd.MM.yyyy")}");
+                    Console.WriteLine("===================================================");
+
+                    // Группируем по занятию
+                    var groupedByLesson = group.GroupBy(p => p.LessonNumber);
+
+                    foreach (var lessonGroup in groupedByLesson)
+                    {
+                        Console.WriteLine($"Занятие {lessonGroup.Key}:");
+
+                        // Создаем HashSet для уникальных пользователей
+                        var userIds = new HashSet<int>();
+
+                        foreach (var presence in lessonGroup)
+                        {
+                            // Проверяем, добавляется ли пользователь в HashSet
+                            if (userIds.Add(presence.UserId))
+                            {
+                                string status = presence.IsAttedance ? "Присутствует" : "Отсутствует";
+                                Console.WriteLine($"Пользователь ID: {presence.UserId}, Статус: {status}");
+                            }
+                        }
+
+                        Console.WriteLine("---------------------------------------------------");
+                    }
+                }
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"Ошибка при выводе посещаемости: {ex.Message}");
+            }
+        }
+
+
+    }
+}

Demo/UI/UserConsole.cs

@@ -0,0 +1,75 @@
+using Demo.Domain.UseCase;
+using System;
+using System.Text;
+
+namespace Demo.UI
+{
+    public class UserConsoleUI
+    {
+        private readonly UserUseCase _userUseCase;
+
+        public UserConsoleUI(UserUseCase userUseCase)
+        {
+            _userUseCase = userUseCase;
+        }
+
+        // Метод для отображения всех пользователей
+        public void DisplayAllUsers()
+        {
+            Console.WriteLine("\n=== Список всех пользователей ===");
+            StringBuilder userOutput = new StringBuilder();
+
+            foreach (var user in _userUseCase.GetAllUsers())
+            {
+                userOutput.AppendLine($"{user.ID}\t{user.FIO}\t{user.Group.Name}");
+            }
+
+            Console.WriteLine(userOutput);
+            Console.WriteLine("===============================\n");
+        }
+
+        // Метод для удаления пользователя по ID
+        public void RemoveUserById(int userId)
+        {
+            string output = _userUseCase.RemoveUserById(userId) ? "Пользователь удален" : "Пользователь не найден";
+            Console.WriteLine($"\n{output}\n");
+        }
+
+        // Метод для обновления пользователя по ID
+        public void UpdateUserById(int userId)
+        {
+            try
+            {
+                var user = _userUseCase.FindUserById(userId);
+
+
+                Console.WriteLine($"Текущие данные: {user.FIO}");
+                Console.Write("\nВведите новое ФИО: ");
+                string newFIO = Console.ReadLine();
+
+                user.FIO = newFIO;
+                _userUseCase.UpdateUser(user);
+
+                Console.WriteLine("\nПользователь обновлен.\n");
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"Ошибка: {ex.Message}\n");
+            }
+        }
+
+        // Метод для поиска пользователя по ID
+        public void FindUserById(int userId)
+        {
+            var user = _userUseCase.FindUserById(userId);
+            if (user != null)
+            {
+                Console.WriteLine($"\nПользователь найден: {user.UserId}, {user.FIO}, {user.Group.Name}\n");
+            }
+            else
+            {
+                Console.WriteLine("\nПользователь не найден.\n");
+            }
+        }
+    }
+}

Demo/bin/Debug/net8.0/Demo.deps.json

@@ -0,0 +1,819 @@
+{
+  "runtimeTarget": {
+    "name": ".NETCoreApp,Version=v8.0",
+    "signature": ""
+  },
+  "compilationOptions": {},
+  "targets": {
+    ".NETCoreApp,Version=v8.0": {
+      "Demo/1.0.0": {
+        "dependencies": {
+          "Microsoft.EntityFrameworkCore": "8.0.10",
+          "Microsoft.EntityFrameworkCore.Design": "8.0.10",
+          "Microsoft.Extensions.DependencyInjection": "8.0.1",
+          "Npgsql.EntityFrameworkCore.PostgreSQL": "8.0.10"
+        },
+        "runtime": {
+          "Demo.dll": {}
+        }
+      },
+      "Humanizer.Core/2.14.1": {
+        "runtime": {
+          "lib/net6.0/Humanizer.dll": {
+            "assemblyVersion": "2.14.0.0",
+            "fileVersion": "2.14.1.48190"
+          }
+        }
+      },
+      "Microsoft.Bcl.AsyncInterfaces/6.0.0": {
+        "runtime": {
+          "lib/netstandard2.1/Microsoft.Bcl.AsyncInterfaces.dll": {
+            "assemblyVersion": "6.0.0.0",
+            "fileVersion": "6.0.21.52210"
+          }
+        }
+      },
+      "Microsoft.CodeAnalysis.Analyzers/3.3.3": {},
+      "Microsoft.CodeAnalysis.Common/4.5.0": {
+        "dependencies": {
+          "Microsoft.CodeAnalysis.Analyzers": "3.3.3",
+          "System.Collections.Immutable": "6.0.0",
+          "System.Reflection.Metadata": "6.0.1",
+          "System.Runtime.CompilerServices.Unsafe": "6.0.0",
+          "System.Text.Encoding.CodePages": "6.0.0"
+        },
+        "runtime": {
+          "lib/netcoreapp3.1/Microsoft.CodeAnalysis.dll": {
+            "assemblyVersion": "4.5.0.0",
+            "fileVersion": "4.500.23.10905"
+          }
+        },
+        "resources": {
+          "lib/netcoreapp3.1/cs/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "cs"
+          },
+          "lib/netcoreapp3.1/de/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "de"
+          },
+          "lib/netcoreapp3.1/es/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "es"
+          },
+          "lib/netcoreapp3.1/fr/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "fr"
+          },
+          "lib/netcoreapp3.1/it/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "it"
+          },
+          "lib/netcoreapp3.1/ja/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "ja"
+          },
+          "lib/netcoreapp3.1/ko/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "ko"
+          },
+          "lib/netcoreapp3.1/pl/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "pl"
+          },
+          "lib/netcoreapp3.1/pt-BR/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "pt-BR"
+          },
+          "lib/netcoreapp3.1/ru/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "ru"
+          },
+          "lib/netcoreapp3.1/tr/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "tr"
+          },
+          "lib/netcoreapp3.1/zh-Hans/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "zh-Hans"
+          },
+          "lib/netcoreapp3.1/zh-Hant/Microsoft.CodeAnalysis.resources.dll": {
+            "locale": "zh-Hant"
+          }
+        }
+      },
+      "Microsoft.CodeAnalysis.CSharp/4.5.0": {
+        "dependencies": {
+          "Microsoft.CodeAnalysis.Common": "4.5.0"
+        },
+        "runtime": {
+          "lib/netcoreapp3.1/Microsoft.CodeAnalysis.CSharp.dll": {
+            "assemblyVersion": "4.5.0.0",
+            "fileVersion": "4.500.23.10905"
+          }
+        },
+        "resources": {
+          "lib/netcoreapp3.1/cs/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "cs"
+          },
+          "lib/netcoreapp3.1/de/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "de"
+          },
+          "lib/netcoreapp3.1/es/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "es"
+          },
+          "lib/netcoreapp3.1/fr/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "fr"
+          },
+          "lib/netcoreapp3.1/it/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "it"
+          },
+          "lib/netcoreapp3.1/ja/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "ja"
+          },
+          "lib/netcoreapp3.1/ko/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "ko"
+          },
+          "lib/netcoreapp3.1/pl/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "pl"
+          },
+          "lib/netcoreapp3.1/pt-BR/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "pt-BR"
+          },
+          "lib/netcoreapp3.1/ru/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "ru"
+          },
+          "lib/netcoreapp3.1/tr/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "tr"
+          },
+          "lib/netcoreapp3.1/zh-Hans/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "zh-Hans"
+          },
+          "lib/netcoreapp3.1/zh-Hant/Microsoft.CodeAnalysis.CSharp.resources.dll": {
+            "locale": "zh-Hant"
+          }
+        }
+      },
+      "Microsoft.CodeAnalysis.CSharp.Workspaces/4.5.0": {
+        "dependencies": {
+          "Humanizer.Core": "2.14.1",
+          "Microsoft.CodeAnalysis.CSharp": "4.5.0",
+          "Microsoft.CodeAnalysis.Common": "4.5.0",
+          "Microsoft.CodeAnalysis.Workspaces.Common": "4.5.0"
+        },
+        "runtime": {
+          "lib/netcoreapp3.1/Microsoft.CodeAnalysis.CSharp.Workspaces.dll": {
+            "assemblyVersion": "4.5.0.0",
+            "fileVersion": "4.500.23.10905"
+          }
+        },
+        "resources": {
+          "lib/netcoreapp3.1/cs/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "cs"
+          },
+          "lib/netcoreapp3.1/de/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "de"
+          },
+          "lib/netcoreapp3.1/es/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "es"
+          },
+          "lib/netcoreapp3.1/fr/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "fr"
+          },
+          "lib/netcoreapp3.1/it/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "it"
+          },
+          "lib/netcoreapp3.1/ja/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "ja"
+          },
+          "lib/netcoreapp3.1/ko/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "ko"
+          },
+          "lib/netcoreapp3.1/pl/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "pl"
+          },
+          "lib/netcoreapp3.1/pt-BR/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "pt-BR"
+          },
+          "lib/netcoreapp3.1/ru/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "ru"
+          },
+          "lib/netcoreapp3.1/tr/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "tr"
+          },
+          "lib/netcoreapp3.1/zh-Hans/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "zh-Hans"
+          },
+          "lib/netcoreapp3.1/zh-Hant/Microsoft.CodeAnalysis.CSharp.Workspaces.resources.dll": {
+            "locale": "zh-Hant"
+          }
+        }
+      },
+      "Microsoft.CodeAnalysis.Workspaces.Common/4.5.0": {
+        "dependencies": {
+          "Humanizer.Core": "2.14.1",
+          "Microsoft.Bcl.AsyncInterfaces": "6.0.0",
+          "Microsoft.CodeAnalysis.Common": "4.5.0",
+          "System.Composition": "6.0.0",
+          "System.IO.Pipelines": "6.0.3",
+          "System.Threading.Channels": "6.0.0"
+        },
+        "runtime": {
+          "lib/netcoreapp3.1/Microsoft.CodeAnalysis.Workspaces.dll": {
+            "assemblyVersion": "4.5.0.0",
+            "fileVersion": "4.500.23.10905"
+          }
+        },
+        "resources": {
+          "lib/netcoreapp3.1/cs/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "cs"
+          },
+          "lib/netcoreapp3.1/de/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "de"
+          },
+          "lib/netcoreapp3.1/es/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "es"
+          },
+          "lib/netcoreapp3.1/fr/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "fr"
+          },
+          "lib/netcoreapp3.1/it/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "it"
+          },
+          "lib/netcoreapp3.1/ja/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "ja"
+          },
+          "lib/netcoreapp3.1/ko/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "ko"
+          },
+          "lib/netcoreapp3.1/pl/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "pl"
+          },
+          "lib/netcoreapp3.1/pt-BR/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "pt-BR"
+          },
+          "lib/netcoreapp3.1/ru/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "ru"
+          },
+          "lib/netcoreapp3.1/tr/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "tr"
+          },
+          "lib/netcoreapp3.1/zh-Hans/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "zh-Hans"
+          },
+          "lib/netcoreapp3.1/zh-Hant/Microsoft.CodeAnalysis.Workspaces.resources.dll": {
+            "locale": "zh-Hant"
+          }
+        }
+      },
+      "Microsoft.EntityFrameworkCore/8.0.10": {
+        "dependencies": {
+          "Microsoft.EntityFrameworkCore.Abstractions": "8.0.10",
+          "Microsoft.EntityFrameworkCore.Analyzers": "8.0.10",
+          "Microsoft.Extensions.Caching.Memory": "8.0.1",
+          "Microsoft.Extensions.Logging": "8.0.1"
+        },
+        "runtime": {
+          "lib/net8.0/Microsoft.EntityFrameworkCore.dll": {
+            "assemblyVersion": "8.0.10.0",
+            "fileVersion": "8.0.1024.46708"
+          }
+        }
+      },
+      "Microsoft.EntityFrameworkCore.Abstractions/8.0.10": {
+        "runtime": {
+          "lib/net8.0/Microsoft.EntityFrameworkCore.Abstractions.dll": {
+            "assemblyVersion": "8.0.10.0",
+            "fileVersion": "8.0.1024.46708"
+          }
+        }
+      },
+      "Microsoft.EntityFrameworkCore.Analyzers/8.0.10": {},
+      "Microsoft.EntityFrameworkCore.Design/8.0.10": {
+        "dependencies": {
+          "Humanizer.Core": "2.14.1",
+          "Microsoft.CodeAnalysis.CSharp.Workspaces": "4.5.0",
+          "Microsoft.EntityFrameworkCore.Relational": "8.0.10",
+          "Microsoft.Extensions.DependencyModel": "8.0.2",
+          "Mono.TextTemplating": "2.2.1"
+        },
+        "runtime": {
+          "lib/net8.0/Microsoft.EntityFrameworkCore.Design.dll": {
+            "assemblyVersion": "8.0.10.0",
+            "fileVersion": "8.0.1024.46708"
+          }
+        }
+      },
+      "Microsoft.EntityFrameworkCore.Relational/8.0.10": {
+        "dependencies": {
+          "Microsoft.EntityFrameworkCore": "8.0.10",
+          "Microsoft.Extensions.Configuration.Abstractions": "8.0.0"
+        },
+        "runtime": {
+          "lib/net8.0/Microsoft.EntityFrameworkCore.Relational.dll": {
+            "assemblyVersion": "8.0.10.0",
+            "fileVersion": "8.0.1024.46708"
+          }
+        }
+      },
+      "Microsoft.Extensions.Caching.Abstractions/8.0.0": {
+        "dependencies": {
+          "Microsoft.Extensions.Primitives": "8.0.0"
+        },
+        "runtime": {
+          "lib/net8.0/Microsoft.Extensions.Caching.Abstractions.dll": {
+            "assemblyVersion": "8.0.0.0",
+            "fileVersion": "8.0.23.53103"
+          }
+        }
+      },
+      "Microsoft.Extensions.Caching.Memory/8.0.1": {
+        "dependencies": {
+          "Microsoft.Extensions.Caching.Abstractions": "8.0.0",
+          "Microsoft.Extensions.DependencyInjection.Abstractions": "8.0.2",
+          "Microsoft.Extensions.Logging.Abstractions": "8.0.2",
+          "Microsoft.Extensions.Options": "8.0.2",
+          "Microsoft.Extensions.Primitives": "8.0.0"
+        },
+        "runtime": {
+          "lib/net8.0/Microsoft.Extensions.Caching.Memory.dll": {
+            "assemblyVersion": "8.0.0.0",
+            "fileVersion": "8.0.1024.46610"
+          }
+        }
+      },
+      "Microsoft.Extensions.Configuration.Abstractions/8.0.0": {
+        "dependencies": {
+          "Microsoft.Extensions.Primitives": "8.0.0"
+        },
+        "runtime": {
+          "lib/net8.0/Microsoft.Extensions.Configuration.Abstractions.dll": {
+            "assemblyVersion": "8.0.0.0",
+            "fileVersion": "8.0.23.53103"
+          }
+        }
+      },
+      "Microsoft.Extensions.DependencyInjection/8.0.1": {
+        "dependencies": {
+          "Microsoft.Extensions.DependencyInjection.Abstractions": "8.0.2"
+        },
+        "runtime": {
+          "lib/net8.0/Microsoft.Extensions.DependencyInjection.dll": {
+            "assemblyVersion": "8.0.0.0",
+            "fileVersion": "8.0.1024.46610"
+          }
+        }
+      },
+      "Microsoft.Extensions.DependencyInjection.Abstractions/8.0.2": {
+        "runtime": {
+          "lib/net8.0/Microsoft.Extensions.DependencyInjection.Abstractions.dll": {
+            "assemblyVersion": "8.0.0.0",
+            "fileVersion": "8.0.1024.46610"
+          }
+        }
+      },
+      "Microsoft.Extensions.DependencyModel/8.0.2": {
+        "runtime": {
+          "lib/net8.0/Microsoft.Extensions.DependencyModel.dll": {
+            "assemblyVersion": "8.0.0.2",
+            "fileVersion": "8.0.1024.46610"
+          }
+        }
+      },
+      "Microsoft.Extensions.Logging/8.0.1": {
+        "dependencies": {
+          "Microsoft.Extensions.DependencyInjection": "8.0.1",
+          "Microsoft.Extensions.Logging.Abstractions": "8.0.2",
+          "Microsoft.Extensions.Options": "8.0.2"
+        },
+        "runtime": {
+          "lib/net8.0/Microsoft.Extensions.Logging.dll": {
+            "assemblyVersion": "8.0.0.0",
+            "fileVersion": "8.0.1024.46610"
+          }
+        }
+      },
+      "Microsoft.Extensions.Logging.Abstractions/8.0.2": {
+        "dependencies": {
+          "Microsoft.Extensions.DependencyInjection.Abstractions": "8.0.2"
+        },
+        "runtime": {
+          "lib/net8.0/Microsoft.Extensions.Logging.Abstractions.dll": {
+            "assemblyVersion": "8.0.0.0",
+            "fileVersion": "8.0.1024.46610"
+          }
+        }
+      },
+      "Microsoft.Extensions.Options/8.0.2": {
+        "dependencies": {
+          "Microsoft.Extensions.DependencyInjection.Abstractions": "8.0.2",
+          "Microsoft.Extensions.Primitives": "8.0.0"
+        },
+        "runtime": {
+          "lib/net8.0/Microsoft.Extensions.Options.dll": {
+            "assemblyVersion": "8.0.0.0",
+            "fileVersion": "8.0.224.6711"
+          }
+        }
+      },
+      "Microsoft.Extensions.Primitives/8.0.0": {
+        "runtime": {
+          "lib/net8.0/Microsoft.Extensions.Primitives.dll": {
+            "assemblyVersion": "8.0.0.0",
+            "fileVersion": "8.0.23.53103"
+          }
+        }
+      },
+      "Mono.TextTemplating/2.2.1": {
+        "dependencies": {
+          "System.CodeDom": "4.4.0"
+        },
+        "runtime": {
+          "lib/netstandard2.0/Mono.TextTemplating.dll": {
+            "assemblyVersion": "2.2.0.0",
+            "fileVersion": "2.2.1.1"
+          }
+        }
+      },
+      "Npgsql/8.0.5": {
+        "dependencies": {
+          "Microsoft.Extensions.Logging.Abstractions": "8.0.2"
+        },
+        "runtime": {
+          "lib/net8.0/Npgsql.dll": {
+            "assemblyVersion": "8.0.5.0",
+            "fileVersion": "8.0.5.0"
+          }
+        }
+      },
+      "Npgsql.EntityFrameworkCore.PostgreSQL/8.0.10": {
+        "dependencies": {
+          "Microsoft.EntityFrameworkCore": "8.0.10",
+          "Microsoft.EntityFrameworkCore.Abstractions": "8.0.10",
+          "Microsoft.EntityFrameworkCore.Relational": "8.0.10",
+          "Npgsql": "8.0.5"
+        },
+        "runtime": {
+          "lib/net8.0/Npgsql.EntityFrameworkCore.PostgreSQL.dll": {
+            "assemblyVersion": "8.0.10.0",
+            "fileVersion": "8.0.10.0"
+          }
+        }
+      },
+      "System.CodeDom/4.4.0": {
+        "runtime": {
+          "lib/netstandard2.0/System.CodeDom.dll": {
+            "assemblyVersion": "4.0.0.0",
+            "fileVersion": "4.6.25519.3"
+          }
+        }
+      },
+      "System.Collections.Immutable/6.0.0": {
+        "dependencies": {
+          "System.Runtime.CompilerServices.Unsafe": "6.0.0"
+        }
+      },
+      "System.Composition/6.0.0": {
+        "dependencies": {
+          "System.Composition.AttributedModel": "6.0.0",
+          "System.Composition.Convention": "6.0.0",
+          "System.Composition.Hosting": "6.0.0",
+          "System.Composition.Runtime": "6.0.0",
+          "System.Composition.TypedParts": "6.0.0"
+        }
+      },
+      "System.Composition.AttributedModel/6.0.0": {
+        "runtime": {
+          "lib/net6.0/System.Composition.AttributedModel.dll": {
+            "assemblyVersion": "6.0.0.0",
+            "fileVersion": "6.0.21.52210"
+          }
+        }
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+        "dependencies": {
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+        },
+        "runtime": {
+          "lib/net6.0/System.Composition.Convention.dll": {
+            "assemblyVersion": "6.0.0.0",
+            "fileVersion": "6.0.21.52210"
+          }
+        }
+      },
+      "System.Composition.Hosting/6.0.0": {
+        "dependencies": {
+          "System.Composition.Runtime": "6.0.0"
+        },
+        "runtime": {
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+            "assemblyVersion": "6.0.0.0",
+            "fileVersion": "6.0.21.52210"
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+        "runtime": {
+          "lib/net6.0/System.Composition.Runtime.dll": {
+            "assemblyVersion": "6.0.0.0",
+            "fileVersion": "6.0.21.52210"
+          }
+        }
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+      "System.Composition.TypedParts/6.0.0": {
+        "dependencies": {
+          "System.Composition.AttributedModel": "6.0.0",
+          "System.Composition.Hosting": "6.0.0",
+          "System.Composition.Runtime": "6.0.0"
+        },
+        "runtime": {
+          "lib/net6.0/System.Composition.TypedParts.dll": {
+            "assemblyVersion": "6.0.0.0",
+            "fileVersion": "6.0.21.52210"
+          }
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+        "runtime": {
+          "lib/net6.0/System.IO.Pipelines.dll": {
+            "assemblyVersion": "6.0.0.0",
+            "fileVersion": "6.0.522.21309"
+          }
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+      },
+      "System.Reflection.Metadata/6.0.1": {
+        "dependencies": {
+          "System.Collections.Immutable": "6.0.0"
+        }
+      },
+      "System.Runtime.CompilerServices.Unsafe/6.0.0": {},
+      "System.Text.Encoding.CodePages/6.0.0": {
+        "dependencies": {
+          "System.Runtime.CompilerServices.Unsafe": "6.0.0"
+        }
+      },
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Demo/bin/Debug/net8.0/Demo.runtimeconfig.json

@@ -0,0 +1,13 @@
+{
+  "runtimeOptions": {
+    "tfm": "net8.0",
+    "framework": {
+      "name": "Microsoft.NETCore.App",
+      "version": "8.0.0"
+    },
+    "configProperties": {
+      "System.Reflection.NullabilityInfoContext.IsSupported": true,
+      "System.Runtime.Serialization.EnableUnsafeBinaryFormatterSerialization": false
+    }
+  }
+}