Added groups

API/Controllers/GroupCandidatesController.cs

@@ -0,0 +1,62 @@
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+using StudyLib.API.Data;
+using StudyLib.API.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace StudyLib.API.Controllers
+{
+    [Route("api/[controller]")]
+    [Authorize]
+    [ApiController]
+    public class GroupCandidatesController : ControllerBase
+    {
+        private readonly StudyLibContext _context;
+
+        public GroupCandidatesController(StudyLibContext context)
+        {
+            _context = context;
+        }
+
+        [HttpGet("{groupId}")]
+        public async Task<ActionResult<IEnumerable<GroupCandidate>>> GetGroupCandidates(long groupId)
+        {
+            return await _context.GroupCandidates.Where(g => g.Group.ID == groupId).ToListAsync();
+        }
+
+        [HttpPost]
+        public async Task<ActionResult<GroupCandidate>> GroupCandidate(GroupCandidate groupCandidate)
+        {
+            _context.GroupCandidates.Add(groupCandidate);
+            await _context.SaveChangesAsync();
+
+            return CreatedAtAction("GetGroupCandidate", groupCandidate);
+        }
+
+        [HttpDelete("{groupId}/{userId}")]
+        public async Task<IActionResult> DeleteGroupCandidate(long groupId, string userId)
+        {
+            var groupCandidate = await _context.GroupCandidates.Where(g => g.Group.ID == groupId && g.User.Id == userId).FirstAsync();
+            if (groupCandidate == null)
+            {
+                return NotFound();
+            }
+
+            _context.GroupCandidates.Remove(groupCandidate);
+            await _context.SaveChangesAsync();
+
+            return NoContent();
+        }
+
+        private bool GroupCandidateExists(long groupId, string userId)
+        {
+            return _context.GroupCandidates.Any(g => g.Group.ID == groupId && g.User.Id == userId);
+        }
+    }
+
+}

API/Controllers/GroupsController.cs

@@ -0,0 +1,101 @@
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.EntityFrameworkCore;
+using StudyLib.API.Data;
+using StudyLib.API.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace StudyLib.API.Controllers
+{
+    [Route("api/[controller]")]
+    [ApiController]
+    public class GroupsController : ControllerBase
+    {
+        private readonly StudyLibContext _context;
+
+        public GroupsController(StudyLibContext context)
+        {
+            _context = context;
+        }
+
+        [HttpGet]
+        public async Task<ActionResult<IEnumerable<Group>>> GetGroups()
+        {
+            return await _context.Groups.Include(g => g.Users).Include(g => g.Subjects).ToListAsync();
+        }
+
+        [HttpGet("{id}")]
+        public async Task<ActionResult<Group>> GetGroup(long id)
+        {
+            var group = await _context.Groups.Where(g => g.ID == id).Include(g => g.Users).Include(g => g.Subjects).SingleOrDefaultAsync();
+
+            if (group == null)
+            {
+                return NotFound();
+            }
+
+            return group;
+        }
+
+        [HttpPut("{id}")]
+        public async Task<IActionResult> PutGroup(long id, Group group)
+        {
+            if (id != group.ID)
+            {
+                return BadRequest();
+            }
+
+            _context.Entry(group).State = EntityState.Modified;
+
+            try
+            {
+                await _context.SaveChangesAsync();
+            }
+            catch (DbUpdateConcurrencyException)
+            {
+                if (!GroupExists(id))
+                {
+                    return NotFound();
+                }
+                else
+                {
+                    throw;
+                }
+            }
+
+            return NoContent();
+        }
+
+        [HttpPost]
+        public async Task<ActionResult<Group>> PostGroup(Group group)
+        {
+            _context.Groups.Add(group);
+
+            await _context.SaveChangesAsync();
+
+            return CreatedAtAction("GetGroup", new { id = group.ID }, group);
+        }
+
+        [HttpDelete("{id}")]
+        public async Task<ActionResult<Group>> DeleteGroup(long id)
+        {
+            var group = await _context.Groups.FindAsync(id);
+            if (group == null)
+            {
+                return NotFound();
+            }
+
+            _context.Groups.Remove(group);
+            await _context.SaveChangesAsync();
+
+            return group;
+        }
+
+        private bool GroupExists(long id)
+        {
+            return _context.Groups.Any(g => g.ID == id);
+        }
+    }
+}

API/Data/StudyLibContext.cs

@@ -19,5 +19,7 @@ namespace StudyLib.API.Data
         public DbSet<Test> Tests { get; set; }
         public DbSet<SubjectDeleteRequest> SubjectDeleteRequests { get; set; }
         public DbSet<User> Users { get; set; }
+        public DbSet<Group> Groups { get; set; }
+        public DbSet<GroupCandidate> GroupCandidates { get; set; }
     }
 }

API/Models/Group.cs

@@ -0,0 +1,20 @@
+using StudyLib.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace StudyLib.API.Models
+{
+    public class Group
+    {
+        public long ID { get; set; }
+        public string Name { get; set; }
+        public int Year { get; set; }
+        public string AdminId { get; set; }
+        public ICollection<User> Users { get; set; }
+        public ICollection<GroupCandidate> GroupCandidates { get; set; }
+        public ICollection<Subject> Subjects { get; set; }
+    }
+}

API/Models/GroupCandidate.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+
+namespace StudyLib.API.Models
+{
+    public class GroupCandidate
+    {
+        public long ID { get; set; }
+        public string UserId { get; set; }
+        public User User { get; set; }
+        public long GroupId { get; set; }
+        public Group Group { get; set; }
+    }
+}

API/Models/User.cs

@@ -1,4 +1,5 @@
 using Microsoft.AspNetCore.Identity;
+using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations.Schema;
 
 namespace StudyLib.API.Models
@@ -6,5 +7,7 @@ namespace StudyLib.API.Models
     public class User : IdentityUser
     { 
         public string FullName { get; set; }
+
+        public ICollection<Group> Groups { get; set; }
     }
 }

Migrations/20201221192214_AddedAdminId.Designer.cs

@@ -0,0 +1,566 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Metadata;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using StudyLib.API.Data;
+
+namespace StudyLib.Migrations
+{
+    [DbContext(typeof(StudyLibContext))]
+    [Migration("20201221192214_AddedAdminId")]
+    partial class AddedAdminId
+    {
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .UseIdentityColumns()
+                .HasAnnotation("Relational:MaxIdentifierLength", 128)
+                .HasAnnotation("ProductVersion", "5.0.0");
+
+            modelBuilder.Entity("GroupUser", b =>
+                {
+                    b.Property<long>("GroupsID")
+                        .HasColumnType("bigint");
+
+                    b.Property<string>("UsersId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.HasKey("GroupsID", "UsersId");
+
+                    b.HasIndex("UsersId");
+
+                    b.ToTable("GroupUser");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRole", b =>
+                {
+                    b.Property<string>("Id")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsConcurrencyToken()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Name")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<string>("NormalizedName")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NormalizedName")
+                        .IsUnique()
+                        .HasDatabaseName("RoleNameIndex")
+                        .HasFilter("[NormalizedName] IS NOT NULL");
+
+                    b.ToTable("AspNetRoles");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<string>", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int")
+                        .UseIdentityColumn();
+
+                    b.Property<string>("ClaimType")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("ClaimValue")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("RoleId")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(450)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("AspNetRoleClaims");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserClaim<string>", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("int")
+                        .UseIdentityColumn();
+
+                    b.Property<string>("ClaimType")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("ClaimValue")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("UserId")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(450)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("AspNetUserClaims");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserLogin<string>", b =>
+                {
+                    b.Property<string>("LoginProvider")
+                        .HasMaxLength(128)
+                        .HasColumnType("nvarchar(128)");
+
+                    b.Property<string>("ProviderKey")
+                        .HasMaxLength(128)
+                        .HasColumnType("nvarchar(128)");
+
+                    b.Property<string>("ProviderDisplayName")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("UserId")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(450)");
+
+                    b.HasKey("LoginProvider", "ProviderKey");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("AspNetUserLogins");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserRole<string>", b =>
+                {
+                    b.Property<string>("UserId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("RoleId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.HasKey("UserId", "RoleId");
+
+                    b.HasIndex("RoleId");
+
+                    b.ToTable("AspNetUserRoles");
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserToken<string>", b =>
+                {
+                    b.Property<string>("UserId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<string>("LoginProvider")
+                        .HasMaxLength(128)
+                        .HasColumnType("nvarchar(128)");
+
+                    b.Property<string>("Name")
+                        .HasMaxLength(128)
+                        .HasColumnType("nvarchar(128)");
+
+                    b.Property<string>("Value")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("UserId", "LoginProvider", "Name");
+
+                    b.ToTable("AspNetUserTokens");
+                });
+
+            modelBuilder.Entity("StudyLib.API.Models.Comment", b =>
+                {
+                    b.Property<long>("ID")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint")
+                        .UseIdentityColumn();
+
+                    b.Property<long>("SubjectId")
+                        .HasColumnType("bigint");
+
+                    b.Property<string>("Text")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("ID");
+
+                    b.HasIndex("SubjectId");
+
+                    b.ToTable("Comments");
+                });
+
+            modelBuilder.Entity("StudyLib.API.Models.Group", b =>
+                {
+                    b.Property<long>("ID")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint")
+                        .UseIdentityColumn();
+
+                    b.Property<string>("AdminId")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Name")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Year")
+                        .HasColumnType("int");
+
+                    b.HasKey("ID");
+
+                    b.ToTable("Groups");
+                });
+
+            modelBuilder.Entity("StudyLib.API.Models.GroupCandidate", b =>
+                {
+                    b.Property<long>("ID")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint")
+                        .UseIdentityColumn();
+
+                    b.Property<long>("GroupId")
+                        .HasColumnType("bigint");
+
+                    b.Property<string>("UserId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.HasKey("ID");
+
+                    b.HasIndex("GroupId");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("GroupCandidates");
+                });
+
+            modelBuilder.Entity("StudyLib.API.Models.SubjectDeleteRequest", b =>
+                {
+                    b.Property<long>("ID")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint")
+                        .UseIdentityColumn();
+
+                    b.Property<long>("SubjectId")
+                        .HasColumnType("bigint");
+
+                    b.HasKey("ID");
+
+                    b.HasIndex("SubjectId");
+
+                    b.ToTable("SubjectDeleteRequests");
+                });
+
+            modelBuilder.Entity("StudyLib.API.Models.User", b =>
+                {
+                    b.Property<string>("Id")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.Property<int>("AccessFailedCount")
+                        .HasColumnType("int");
+
+                    b.Property<string>("ConcurrencyStamp")
+                        .IsConcurrencyToken()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Email")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<bool>("EmailConfirmed")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("FullName")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<bool>("LockoutEnabled")
+                        .HasColumnType("bit");
+
+                    b.Property<DateTimeOffset?>("LockoutEnd")
+                        .HasColumnType("datetimeoffset");
+
+                    b.Property<string>("NormalizedEmail")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<string>("NormalizedUserName")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.Property<string>("PasswordHash")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("PhoneNumber")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<bool>("PhoneNumberConfirmed")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("SecurityStamp")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<bool>("TwoFactorEnabled")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("UserName")
+                        .HasMaxLength(256)
+                        .HasColumnType("nvarchar(256)");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("NormalizedEmail")
+                        .HasDatabaseName("EmailIndex");
+
+                    b.HasIndex("NormalizedUserName")
+                        .IsUnique()
+                        .HasDatabaseName("UserNameIndex")
+                        .HasFilter("[NormalizedUserName] IS NOT NULL");
+
+                    b.ToTable("AspNetUsers");
+                });
+
+            modelBuilder.Entity("StudyLib.Models.Assignment", b =>
+                {
+                    b.Property<long>("ID")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint")
+                        .UseIdentityColumn();
+
+                    b.Property<DateTime>("Deadline")
+                        .HasColumnType("datetime2");
+
+                    b.Property<string>("Description")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<double>("FinalMarkPercent")
+                        .HasColumnType("float");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<long>("SubjectId")
+                        .HasColumnType("bigint");
+
+                    b.HasKey("ID");
+
+                    b.HasIndex("SubjectId");
+
+                    b.ToTable("Assignments");
+                });
+
+            modelBuilder.Entity("StudyLib.Models.Subject", b =>
+                {
+                    b.Property<long>("ID")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint")
+                        .UseIdentityColumn();
+
+                    b.Property<DateTime>("ExamDate")
+                        .HasColumnType("datetime2");
+
+                    b.Property<long?>("GroupID")
+                        .HasColumnType("bigint");
+
+                    b.Property<string>("LabTeacher")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("LectureTeacher")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<bool>("MainExam")
+                        .HasColumnType("bit");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.HasKey("ID");
+
+                    b.HasIndex("GroupID");
+
+                    b.ToTable("Subjects");
+                });
+
+            modelBuilder.Entity("StudyLib.Models.Test", b =>
+                {
+                    b.Property<long>("ID")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint")
+                        .UseIdentityColumn();
+
+                    b.Property<DateTime>("Date")
+                        .HasColumnType("datetime2");
+
+                    b.Property<double>("FinalMarkPercent")
+                        .HasColumnType("float");
+
+                    b.Property<string>("Scope")
+                        .IsRequired()
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<long>("SubjectId")
+                        .HasColumnType("bigint");
+
+                    b.HasKey("ID");
+
+                    b.HasIndex("SubjectId");
+
+                    b.ToTable("Tests");
+                });
+
+            modelBuilder.Entity("GroupUser", b =>
+                {
+                    b.HasOne("StudyLib.API.Models.Group", null)
+                        .WithMany()
+                        .HasForeignKey("GroupsID")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("StudyLib.API.Models.User", null)
+                        .WithMany()
+                        .HasForeignKey("UsersId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<string>", b =>
+                {
+                    b.HasOne("Microsoft.AspNetCore.Identity.IdentityRole", null)
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserClaim<string>", b =>
+                {
+                    b.HasOne("StudyLib.API.Models.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserLogin<string>", b =>
+                {
+                    b.HasOne("StudyLib.API.Models.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserRole<string>", b =>
+                {
+                    b.HasOne("Microsoft.AspNetCore.Identity.IdentityRole", null)
+                        .WithMany()
+                        .HasForeignKey("RoleId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("StudyLib.API.Models.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityUserToken<string>", b =>
+                {
+                    b.HasOne("StudyLib.API.Models.User", null)
+                        .WithMany()
+                        .HasForeignKey("UserId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
+            modelBuilder.Entity("StudyLib.API.Models.Comment", b =>
+                {
+                    b.HasOne("StudyLib.Models.Subject", "Subject")
+                        .WithMany("Comments")
+                        .HasForeignKey("SubjectId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Subject");
+                });
+
+            modelBuilder.Entity("StudyLib.API.Models.GroupCandidate", b =>
+                {
+                    b.HasOne("StudyLib.API.Models.Group", "Group")
+                        .WithMany("GroupCandidates")
+                        .HasForeignKey("GroupId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("StudyLib.API.Models.User", "User")
+                        .WithMany()
+                        .HasForeignKey("UserId");
+
+                    b.Navigation("Group");
+
+                    b.Navigation("User");
+                });
+
+            modelBuilder.Entity("StudyLib.API.Models.SubjectDeleteRequest", b =>
+                {
+                    b.HasOne("StudyLib.Models.Subject", "Subject")
+                        .WithMany()
+                        .HasForeignKey("SubjectId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Subject");
+                });
+
+            modelBuilder.Entity("StudyLib.Models.Assignment", b =>
+                {
+                    b.HasOne("StudyLib.Models.Subject", "Subject")
+                        .WithMany("Assignments")
+                        .HasForeignKey("SubjectId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Subject");
+                });
+
+            modelBuilder.Entity("StudyLib.Models.Subject", b =>
+                {
+                    b.HasOne("StudyLib.API.Models.Group", null)
+                        .WithMany("Subjects")
+                        .HasForeignKey("GroupID");
+                });
+
+            modelBuilder.Entity("StudyLib.Models.Test", b =>
+                {
+                    b.HasOne("StudyLib.Models.Subject", "Subject")
+                        .WithMany("Tests")
+                        .HasForeignKey("SubjectId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Subject");
+                });
+
+            modelBuilder.Entity("StudyLib.API.Models.Group", b =>
+                {
+                    b.Navigation("GroupCandidates");
+
+                    b.Navigation("Subjects");
+                });
+
+            modelBuilder.Entity("StudyLib.Models.Subject", b =>
+                {
+                    b.Navigation("Assignments");
+
+                    b.Navigation("Comments");
+
+                    b.Navigation("Tests");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

Migrations/20201221192214_AddedAdminId.cs

@@ -0,0 +1,133 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+namespace StudyLib.Migrations
+{
+    public partial class AddedAdminId : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<long>(
+                name: "GroupID",
+                table: "Subjects",
+                type: "bigint",
+                nullable: true);
+
+            migrationBuilder.CreateTable(
+                name: "Groups",
+                columns: table => new
+                {
+                    ID = table.Column<long>(type: "bigint", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    Name = table.Column<string>(type: "nvarchar(max)", nullable: true),
+                    Year = table.Column<int>(type: "int", nullable: false),
+                    AdminId = table.Column<string>(type: "nvarchar(max)", nullable: true)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_Groups", x => x.ID);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "GroupCandidates",
+                columns: table => new
+                {
+                    ID = table.Column<long>(type: "bigint", nullable: false)
+                        .Annotation("SqlServer:Identity", "1, 1"),
+                    UserId = table.Column<string>(type: "nvarchar(450)", nullable: true),
+                    GroupId = table.Column<long>(type: "bigint", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_GroupCandidates", x => x.ID);
+                    table.ForeignKey(
+                        name: "FK_GroupCandidates_AspNetUsers_UserId",
+                        column: x => x.UserId,
+                        principalTable: "AspNetUsers",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Restrict);
+                    table.ForeignKey(
+                        name: "FK_GroupCandidates_Groups_GroupId",
+                        column: x => x.GroupId,
+                        principalTable: "Groups",
+                        principalColumn: "ID",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateTable(
+                name: "GroupUser",
+                columns: table => new
+                {
+                    GroupsID = table.Column<long>(type: "bigint", nullable: false),
+                    UsersId = table.Column<string>(type: "nvarchar(450)", nullable: false)
+                },
+                constraints: table =>
+                {
+                    table.PrimaryKey("PK_GroupUser", x => new { x.GroupsID, x.UsersId });
+                    table.ForeignKey(
+                        name: "FK_GroupUser_AspNetUsers_UsersId",
+                        column: x => x.UsersId,
+                        principalTable: "AspNetUsers",
+                        principalColumn: "Id",
+                        onDelete: ReferentialAction.Cascade);
+                    table.ForeignKey(
+                        name: "FK_GroupUser_Groups_GroupsID",
+                        column: x => x.GroupsID,
+                        principalTable: "Groups",
+                        principalColumn: "ID",
+                        onDelete: ReferentialAction.Cascade);
+                });
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Subjects_GroupID",
+                table: "Subjects",
+                column: "GroupID");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_GroupCandidates_GroupId",
+                table: "GroupCandidates",
+                column: "GroupId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_GroupCandidates_UserId",
+                table: "GroupCandidates",
+                column: "UserId");
+
+            migrationBuilder.CreateIndex(
+                name: "IX_GroupUser_UsersId",
+                table: "GroupUser",
+                column: "UsersId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Subjects_Groups_GroupID",
+                table: "Subjects",
+                column: "GroupID",
+                principalTable: "Groups",
+                principalColumn: "ID",
+                onDelete: ReferentialAction.Restrict);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Subjects_Groups_GroupID",
+                table: "Subjects");
+
+            migrationBuilder.DropTable(
+                name: "GroupCandidates");
+
+            migrationBuilder.DropTable(
+                name: "GroupUser");
+
+            migrationBuilder.DropTable(
+                name: "Groups");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Subjects_GroupID",
+                table: "Subjects");
+
+            migrationBuilder.DropColumn(
+                name: "GroupID",
+                table: "Subjects");
+        }
+    }
+}

Migrations/StudyLibContextModelSnapshot.cs

@@ -19,6 +19,21 @@ namespace StudyLib.Migrations
                 .HasAnnotation("Relational:MaxIdentifierLength", 128)
                 .HasAnnotation("ProductVersion", "5.0.0");
 
+            modelBuilder.Entity("GroupUser", b =>
+                {
+                    b.Property<long>("GroupsID")
+                        .HasColumnType("bigint");
+
+                    b.Property<string>("UsersId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.HasKey("GroupsID", "UsersId");
+
+                    b.HasIndex("UsersId");
+
+                    b.ToTable("GroupUser");
+                });
+
             modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRole", b =>
                 {
                     b.Property<string>("Id")
@@ -175,6 +190,49 @@ namespace StudyLib.Migrations
                     b.ToTable("Comments");
                 });
 
+            modelBuilder.Entity("StudyLib.API.Models.Group", b =>
+                {
+                    b.Property<long>("ID")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint")
+                        .UseIdentityColumn();
+
+                    b.Property<string>("AdminId")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<string>("Name")
+                        .HasColumnType("nvarchar(max)");
+
+                    b.Property<int>("Year")
+                        .HasColumnType("int");
+
+                    b.HasKey("ID");
+
+                    b.ToTable("Groups");
+                });
+
+            modelBuilder.Entity("StudyLib.API.Models.GroupCandidate", b =>
+                {
+                    b.Property<long>("ID")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("bigint")
+                        .UseIdentityColumn();
+
+                    b.Property<long>("GroupId")
+                        .HasColumnType("bigint");
+
+                    b.Property<string>("UserId")
+                        .HasColumnType("nvarchar(450)");
+
+                    b.HasKey("ID");
+
+                    b.HasIndex("GroupId");
+
+                    b.HasIndex("UserId");
+
+                    b.ToTable("GroupCandidates");
+                });
+
             modelBuilder.Entity("StudyLib.API.Models.SubjectDeleteRequest", b =>
                 {
                     b.Property<long>("ID")
@@ -301,6 +359,9 @@ namespace StudyLib.Migrations
                     b.Property<DateTime>("ExamDate")
                         .HasColumnType("datetime2");
 
+                    b.Property<long?>("GroupID")
+                        .HasColumnType("bigint");
+
                     b.Property<string>("LabTeacher")
                         .HasColumnType("nvarchar(max)");
 
@@ -316,6 +377,8 @@ namespace StudyLib.Migrations
 
                     b.HasKey("ID");
 
+                    b.HasIndex("GroupID");
+
                     b.ToTable("Subjects");
                 });
 
@@ -346,6 +409,21 @@ namespace StudyLib.Migrations
                     b.ToTable("Tests");
                 });
 
+            modelBuilder.Entity("GroupUser", b =>
+                {
+                    b.HasOne("StudyLib.API.Models.Group", null)
+                        .WithMany()
+                        .HasForeignKey("GroupsID")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("StudyLib.API.Models.User", null)
+                        .WithMany()
+                        .HasForeignKey("UsersId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+                });
+
             modelBuilder.Entity("Microsoft.AspNetCore.Identity.IdentityRoleClaim<string>", b =>
                 {
                     b.HasOne("Microsoft.AspNetCore.Identity.IdentityRole", null)
@@ -408,6 +486,23 @@ namespace StudyLib.Migrations
                     b.Navigation("Subject");
                 });
 
+            modelBuilder.Entity("StudyLib.API.Models.GroupCandidate", b =>
+                {
+                    b.HasOne("StudyLib.API.Models.Group", "Group")
+                        .WithMany("GroupCandidates")
+                        .HasForeignKey("GroupId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("StudyLib.API.Models.User", "User")
+                        .WithMany()
+                        .HasForeignKey("UserId");
+
+                    b.Navigation("Group");
+
+                    b.Navigation("User");
+                });
+
             modelBuilder.Entity("StudyLib.API.Models.SubjectDeleteRequest", b =>
                 {
                     b.HasOne("StudyLib.Models.Subject", "Subject")
@@ -430,6 +525,13 @@ namespace StudyLib.Migrations
                     b.Navigation("Subject");
                 });
 
+            modelBuilder.Entity("StudyLib.Models.Subject", b =>
+                {
+                    b.HasOne("StudyLib.API.Models.Group", null)
+                        .WithMany("Subjects")
+                        .HasForeignKey("GroupID");
+                });
+
             modelBuilder.Entity("StudyLib.Models.Test", b =>
                 {
                     b.HasOne("StudyLib.Models.Subject", "Subject")
@@ -441,6 +543,13 @@ namespace StudyLib.Migrations
                     b.Navigation("Subject");
                 });
 
+            modelBuilder.Entity("StudyLib.API.Models.Group", b =>
+                {
+                    b.Navigation("GroupCandidates");
+
+                    b.Navigation("Subjects");
+                });
+
             modelBuilder.Entity("StudyLib.Models.Subject", b =>
                 {
                     b.Navigation("Assignments");

StudyLib.csproj

@@ -22,9 +22,5 @@
     <PackageReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Design" Version="5.0.0" />
   </ItemGroup>
 
-  <ItemGroup>
-    <Folder Include="Migrations\" />
-  </ItemGroup>
-
 
 </Project>

bin/Debug/net5.0/appsettings.json

@@ -8,7 +8,7 @@
   },
   "AllowedHosts": "*",
   "ConnectionStrings": {
-    "StudyLibContext": "Server=DESKTOP-VC7B1FD;Database=StudyLibDB;Trusted_Connection=True;MultipleActiveResultSets=true",
+    "StudyLibContext": "Server=DESKTOP-VC7B1FD;Database=StudyLibDB;Trusted_Connection=True;MultipleActiveResultSets=true"
   },
   "ApplicationSettings": {
     "JWTSecret": "1234567890123456789"

obj/Debug/net5.0/StudyLib.csproj.CoreCompileInputs.cache

@@ -1 +1 @@
-fe729000b955e513eea29f2e3a68726f74652572
+73a2189dbe3e51a4bc9dfe1696e53c26fb2ec4ea