.gitignore

@@ -1,4 +1,5 @@
 .idea/
 .vs/
+.vscode/
 [Bb]in/
 [Oo]bj/

Presence.API/Controllers/AdminController.cs

@@ -1,4 +1,6 @@
-using Microsoft.AspNetCore.Mvc;
+using domain.UseCase;
+using domain.Request;
+using Microsoft.AspNetCore.Mvc;
 
 namespace Presence.API.Controllers
 {
@@ -6,5 +8,31 @@ namespace Presence.API.Controllers
     [Route("api/[controller]")]
     public class AdminController : ControllerBase
     {
+        private readonly IAdminUseCase _adminUseCase;
+
+        public AdminController(IAdminUseCase adminUseCase)
+        {
+            _adminUseCase = adminUseCase;
+        }
+
+        [HttpPost("/group/{groupId}/students")]
+        public IActionResult AddStudentsToGroup(int groupId, [FromBody] AddStudentsToGroupRequest request)
+        {
+            if (request?.Students == null)
+                return BadRequest();
+
+            _adminUseCase.AddStudentsToGroup(groupId, request);
+            return NoContent();
+        }
+
+        [HttpPost("/group/{groupId}/subjects")]
+        public IActionResult AddSubjectsToGroup(int groupId, [FromBody] AddSubjectsToGroupRequest request)
+        {
+            if (request?.Subjects == null)
+                return BadRequest();
+
+            _adminUseCase.AddSubjectsToGroup(groupId, request);
+            return NoContent();
+        }
     }
 }

Presence.API/Controllers/GroupController.cs

@@ -1,4 +1,4 @@
-using domain.Request;
+using domain.Request;
 using domain.UseCase;
 using Microsoft.AspNetCore.Mvc;
 using Presence.API.Response;
@@ -52,24 +52,28 @@ namespace Presence.API.Controllers
             if (addGroupRequest is null)
                 return BadRequest(new ArgumentNullException());
 
-            bool isCreated = _groupService.AddGroup(addGroupRequest);
-            if (isCreated) return CreatedAtAction(nameof(GetGroupByName), new { name = addGroupRequest.Name }, addGroupRequest );
-            else return BadRequest();
+            var groupWithStudentsRequest = new AddGroupWithStudentRequest
+            {
+                AddGroupRequest = new AddGroupRequest { Name = addGroupRequest.Name },
+                AddStudentRequests = addGroupRequest.Students
+            };
+
+            _groupService.AddGroupWithStudents(groupWithStudentsRequest);
+            
+            var createdGroup = _groupService.GetGroupsWithStudents()
+                .FirstOrDefault(g => g.Name == addGroupRequest.Name);
+                
+            return CreatedAtAction(nameof(GetGroupById), new { id = createdGroup.Id }, createdGroup);
         }
 
-        [HttpGet("/group/{id}/subjects")]
-        public ActionResult<GroupSubjectResponse> GetGroupSubject(int id)
+        [HttpGet("/group/{id:int}")]
+        public ActionResult<GroupResponse> GetGroupById(int id)
         {
-            return Ok(_groupService.GetGroupSubject(id));
-        }
+            var group = _groupService.GetGroupsWithStudents().FirstOrDefault(g => g.Id == id);
+            if (group == null)
+                return NotFound();
 
-        [HttpGet("/group/{name}")]
-        public ActionResult<GroupResponse> GetGroupByName(string name)
-        {
-            var result = _groupService
-               .GetGroupsWithStudents()
-               .Where(g => g.Name == name)
-               .Select(group => new GroupResponse
+            var response = new GroupResponse
             {
                 Id = group.Id,
                 Name = group.Name,
@@ -81,8 +85,14 @@ namespace Presence.API.Controllers
                         FirstName = user.FirstName,
                         Patronymic = user.Patronymic
                     }).ToList()
-               }).ToList();
-            return result.Count > 0 ? Ok(result) : NotFound();
+            };
+            return Ok(response);
+        }
+
+        [HttpGet("/group/{id}/subjects")]
+        public ActionResult<GroupSubjectResponse> GetGroupSubject(int id)
+        {
+            return Ok(_groupService.GetGroupSubject(id));
         }
     }
 }

Presence.API/Controllers/PresenceController.cs

@@ -1,4 +1,8 @@
-using Microsoft.AspNetCore.Mvc;
+using domain.UseCase;
+using Microsoft.AspNetCore.Mvc;
+using Presence.API.Response;
+using System;
+using System.Linq;
 
 namespace Presence.API.Controllers
 {
@@ -6,5 +10,33 @@ namespace Presence.API.Controllers
     [Route("api/[controller]")]
     public class PresenceController : ControllerBase
     {
+        private readonly IPresenceUseCase _presenceUseCase;
+
+        public PresenceController(IPresenceUseCase presenceUseCase)
+        {
+            _presenceUseCase = presenceUseCase;
+        }
+
+        [HttpGet("/presence/{groupId}")]
+        public ActionResult<PresenceResponse> GetPresence(
+            int groupId,
+            [FromQuery] int? subject,
+            [FromQuery] DateTime? date,
+            [FromQuery] int? student)
+        {
+            var presences = _presenceUseCase.GetPresence(groupId, subject, date, student)
+                .Select(p => new PresenceResponse
+                {
+                    Id = p.Id,
+                    StudentId = p.StudentId,
+                    StudentName = $"{p.Student.LastName} {p.Student.FirstName} {p.Student.Patronymic}",
+                    SubjectId = p.SubjectId,
+                    SubjectName = p.Subject.Name,
+                    Date = p.Date
+                })
+                .ToList();
+
+            return Ok(presences);
+        }
     }
 }

Presence.API/Extensions/ServiceCollectionExtension.cs

@@ -14,9 +14,19 @@ namespace Presence.API.Extensions
                 .AddDbContext<DatabaseContext>()
                 .AddScoped<IGroupRepository, SQLGroupRepository>()
                 .AddScoped<IGroupUseCase, GroupService>()
-                .AddScoped<GroupController>()
-                .AddScoped<PresenceController>()
+                .AddScoped<GroupController>();
+
+            services
+                .AddDbContext<DatabaseContext>()
+                .AddScoped<IAdminRepository, SQLAdminRepository>()
+                .AddScoped<IAdminUseCase, AdminService>()
                 .AddScoped<AdminController>();
+
+            services
+                .AddDbContext<DatabaseContext>()
+                .AddScoped<IPresenceRepository, SQLPresenceRepository>()
+                .AddScoped<IPresenceUseCase, PresenceService>()
+                .AddScoped<PresenceController>();
         }
     }
 }

Presence.API/Request/AddGroupRequest.cs

@@ -1,7 +0,0 @@
-namespace Presence.API.Request
-{
-    public class AddGroupRequest
-    {
-        public string Name { get; set; }
-    }
-}

Presence.API/Response/PresenceResponse.cs

@@ -0,0 +1,14 @@
+using System;
+
+namespace Presence.API.Response
+{
+    public class PresenceResponse
+    {
+        public int Id { get; set; }
+        public int StudentId { get; set; }
+        public string StudentName { get; set; }
+        public int SubjectId { get; set; }
+        public string SubjectName { get; set; }
+        public DateOnly Date { get; set; }
+    }
+}

data/Repository/IAdminRepository.cs

@@ -0,0 +1,10 @@
+using System.Collections.Generic;
+
+namespace data.Repository
+{
+    public interface IAdminRepository
+    {
+        void AddStudentsToGroup(int groupId, IEnumerable<int> studentIds);
+        void AddSubjectsToGroup(int groupId, IEnumerable<int> subjectIds);
+    }
+}

data/Repository/IPresenceRepository.cs

@@ -0,0 +1,15 @@
+using data.DAO;
+using System;
+using System.Collections.Generic;
+
+namespace data.Repository
+{
+    public interface IPresenceRepository
+    {
+        IEnumerable<Diary> GetPresence(
+            int groupId,
+            int? subjectId = null,
+            DateTime? date = null,
+            int? studentId = null);
+    }
+}

data/Repository/SQLAdminRepository.cs

@@ -0,0 +1,58 @@
+using data.Repository;
+using data.DAO;
+using Microsoft.EntityFrameworkCore;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace data.Repository
+{
+    public class SQLAdminRepository : IAdminRepository
+    {
+        private readonly DatabaseContext _context;
+
+        public SQLAdminRepository(DatabaseContext context)
+        {
+            _context = context;
+        }
+
+        public void AddStudentsToGroup(int groupId, IEnumerable<int> studentIds)
+        {
+            var group = _context.Groups.Include(g => g.Students).FirstOrDefault(g => g.Id == groupId);
+            if (group == null) return;
+
+            var studentsToAdd = _context.Students
+                .Where(u => studentIds.Contains(u.Id))
+                .ToList();
+
+            foreach (var student in studentsToAdd)
+            {
+                if (!group.Students.Any(u => u.Id == student.Id))
+                {
+                    group.Students.Add(student);
+                }
+            }
+
+            _context.SaveChanges();
+        }
+
+        public void AddSubjectsToGroup(int groupId, IEnumerable<int> subjectIds)
+        {
+            var group = _context.Groups.Include(g => g.StudentGroupsSubjects).ThenInclude(s => s.Subject).FirstOrDefault(g => g.Id == groupId);
+            if (group == null) return;
+
+            var subjectsToAdd = _context.Subjects
+                .Where(s => subjectIds.Contains(s.Id))
+                .ToList();
+
+            foreach (var subject in subjectsToAdd)
+            {
+                if (!group.StudentGroupsSubjects.Any(s => s.Subject.Id == subject.Id))
+                {
+                    group.StudentGroupsSubjects.Add(new StudentGroupSubject { Subject = subject });
+                }
+            }
+
+            _context.SaveChanges();
+        }
+    }
+}

data/Repository/SQLPresenceRepository.cs

@@ -0,0 +1,42 @@
+using data.DAO;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace data.Repository
+{
+    public class SQLPresenceRepository : IPresenceRepository
+    {
+        private readonly DatabaseContext _context;
+
+        public SQLPresenceRepository(DatabaseContext context)
+        {
+            _context = context;
+        }
+
+        public IEnumerable<Diary> GetPresence(
+            int groupId,
+            int? subjectId = null,
+            DateTime? date = null,
+            int? studentId = null)
+        {
+            var query = _context.Diaries
+                .Include(p => p.Student)
+                .Include(p => p.StudentGroupSubject)
+                    .ThenInclude(p => p.Subject)
+                .Where(p => p.Student.GroupId == groupId);
+
+            if (subjectId.HasValue)
+                query = query.Where(p => p.StudentGroupSubject.Subject.Id == subjectId.Value);
+
+            if (date.HasValue)
+                query = query.Where(p => p.Date == DateOnly.FromDateTime(date.Value));
+
+            if (studentId.HasValue)
+                query = query.Where(p => p.Student.Id == studentId.Value);
+
+            return query.ToList();
+        }
+    }
+}

domain/Entity/PresenceEntity.cs

@@ -0,0 +1,14 @@
+using System;
+
+namespace domain.Entity
+{
+    public class PresenceEntity
+    {
+        public int Id { get; set; }
+        public int StudentId { get; set; }
+        public UserEntity Student { get; set; }
+        public int SubjectId { get; set; }
+        public SubjectEntity Subject { get; set; }
+        public DateOnly Date { get; set; }
+    }
+}

domain/Request/AddGroupRequest.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
@@ -9,5 +9,6 @@ namespace domain.Request
     public class AddGroupRequest
     {
         public string Name { get; set; }
+        public List<AddStudentRequest> Students { get; set; } = new List<AddStudentRequest>();
     }
 }

domain/Request/AddStudentsToGroupRequest.cs

@@ -0,0 +1,9 @@
+using System.Collections.Generic;
+
+namespace domain.Request
+{
+    public class AddStudentsToGroupRequest
+    {
+        public List<int> Students { get; set; } = new List<int>();
+    }
+}

domain/Request/AddSubjectsToGroupRequest.cs

@@ -0,0 +1,9 @@
+using System.Collections.Generic;
+
+namespace domain.Request
+{
+    public class AddSubjectsToGroupRequest
+    {
+        public List<int> Subjects { get; set; } = new List<int>();
+    }
+}

domain/Service/AdminService.cs

@@ -0,0 +1,26 @@
+using data.Repository;
+using domain.Request;
+using domain.UseCase;
+
+namespace domain.Service
+{
+    public class AdminService : IAdminUseCase
+    {
+        private readonly IAdminRepository _adminRepository;
+
+        public AdminService(IAdminRepository adminRepository)
+        {
+            _adminRepository = adminRepository;
+        }
+
+        public void AddStudentsToGroup(int groupId, AddStudentsToGroupRequest request)
+        {
+            _adminRepository.AddStudentsToGroup(groupId, request.Students);
+        }
+
+        public void AddSubjectsToGroup(int groupId, AddSubjectsToGroupRequest request)
+        {
+            _adminRepository.AddSubjectsToGroup(groupId, request.Subjects);
+        }
+    }
+}

domain/Service/PresenceService.cs

@@ -0,0 +1,46 @@
+using data.Repository;
+using domain.Entity;
+using domain.UseCase;
+using System;
+using System.Collections.Generic;
+
+namespace domain.Service
+{
+    public class PresenceService : IPresenceUseCase
+    {
+        private readonly IPresenceRepository _presenceRepository;
+
+        public PresenceService(IPresenceRepository presenceRepository)
+        {
+            _presenceRepository = presenceRepository;
+        }
+
+        public IEnumerable<PresenceEntity> GetPresence(
+            int groupId,
+            int? subjectId = null,
+            DateTime? date = null,
+            int? studentId = null)
+        {
+            return _presenceRepository.GetPresence(groupId, subjectId, date, studentId).Select(p => new PresenceEntity
+            {
+                Id = p.Id,
+                StudentId = p.Student.Id,
+                Student = new UserEntity
+                {
+                    Id = p.Student.Id,
+                    FirstName = p.Student.FirstName,
+                    LastName = p.Student.LastName,
+                    Patronymic = p.Student.Patronymic,
+                    Group = new GroupEntity()
+                },
+                SubjectId = p.StudentGroupSubject.Subject.Id,
+                Subject = new SubjectEntity
+                {
+                    Id = p.StudentGroupSubject.Subject.Id,
+                    Name = p.StudentGroupSubject.Subject.Name
+                },
+                Date = p.Date
+            });
+        }
+    }
+}

domain/UseCase/IAdminUseCase.cs

@@ -0,0 +1,10 @@
+using domain.Request;
+
+namespace domain.UseCase
+{
+    public interface IAdminUseCase
+    {
+        void AddStudentsToGroup(int groupId, AddStudentsToGroupRequest request);
+        void AddSubjectsToGroup(int groupId, AddSubjectsToGroupRequest request);
+    }
+}

domain/UseCase/IGroupUseCase.cs

@@ -1,4 +1,4 @@
-using domain.Entity;
+using domain.Entity;
 using domain.Request;
 using System;
 using System.Collections.Generic;

domain/UseCase/IPresenceUseCase.cs

@@ -0,0 +1,15 @@
+using domain.Entity;
+using System;
+using System.Collections.Generic;
+
+namespace domain.UseCase
+{
+    public interface IPresenceUseCase
+    {
+        IEnumerable<PresenceEntity> GetPresence(
+            int groupId,
+            int? subjectId = null,
+            DateTime? date = null,
+            int? studentId = null);
+    }
+}