fix: add an additional condition

ApiDto/Responses/FacultyDetailsResponse.cs

@@ -1,36 +0,0 @@
-using System.ComponentModel.DataAnnotations;
-
-namespace Mirea.Api.Dto.Responses;
-
-/// <summary>
-/// Represents detailed information about a faculty.
-/// </summary>
-public class FacultyDetailsResponse
-{
-    /// <summary>
-    /// Gets or sets the unique identifier of the faculty.
-    /// </summary>
-    [Required]
-    public int Id { get; set; }
-
-    /// <summary>
-    /// Gets or sets the name of the faculty.
-    /// </summary>
-    [Required]
-    public required string Name { get; set; }
-
-    /// <summary>
-    /// Gets or sets the unique identifier of the campus to which the faculty belongs (optional).
-    /// </summary>
-    public int? CampusId { get; set; }
-
-    /// <summary>
-    /// Gets or sets the name of the campus to which the faculty belongs (optional).
-    /// </summary>
-    public string? CampusName { get; set; }
-
-    /// <summary>
-    /// Gets or sets the code name of the campus to which the faculty belongs (optional).
-    /// </summary>
-    public string? CampusCode { get; set; }
-}

ApiDto/Responses/FacultyResponse.cs

@@ -18,9 +18,4 @@ public class FacultyResponse
     /// </summary>
     [Required]
     public required string Name { get; set; }
-
-    /// <summary>
-    /// Gets or sets the unique identifier of the campus to which the faculty belongs (optional).
-    /// </summary>
-    public int? CampusId { get; set; }
 }

Endpoint/Common/Attributes/LocalhostAttribute.cs

@@ -1,5 +1,6 @@
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.AspNetCore.Mvc.Filters;
+using System;
 using System.Net;
 
 namespace Mirea.Api.Endpoint.Common.Attributes;
@@ -9,11 +10,21 @@ public class LocalhostAttribute : ActionFilterAttribute
     public override void OnActionExecuting(ActionExecutingContext context)
     {
         var ip = context.HttpContext.Connection.RemoteIpAddress;
-        if (ip == null || !IPAddress.IsLoopback(ip))
+
+        if (ip == null)
         {
             context.Result = new UnauthorizedResult();
             return;
         }
-        base.OnActionExecuting(context);
+
+        var isRunningInContainer = Environment.GetEnvironmentVariable("DOTNET_RUNNING_IN_CONTAINER")?.ToLower() == "true";
+
+        if (IPAddress.IsLoopback(ip) || (isRunningInContainer && ip.ToString().StartsWith("172.")))
+        {
+            base.OnActionExecuting(context);
+            return;
+        }
+
+        context.Result = new UnauthorizedResult();
     }
 }

Endpoint/Common/Services/ScheduleSyncManager.cs

@@ -0,0 +1,15 @@
+using System;
+
+namespace Mirea.Api.Endpoint.Common.Services;
+
+public static class ScheduleSyncManager
+{
+    public static event Action? OnUpdateIntervalRequested;
+    public static event Action? OnForceSyncRequested;
+
+    public static void RequestIntervalUpdate() =>
+        OnUpdateIntervalRequested?.Invoke();
+
+    public static void RequestForceSync() =>
+        OnForceSyncRequested?.Invoke();
+}

Endpoint/Configuration/Core/BackgroundTasks/ScheduleSyncService.cs

@@ -0,0 +1,120 @@
+using Cronos;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Options;
+using Mirea.Api.Endpoint.Common.Services;
+using Mirea.Api.Endpoint.Configuration.Model;
+using Mirea.Api.Endpoint.Sync;
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace Mirea.Api.Endpoint.Configuration.Core.BackgroundTasks;
+
+public class ScheduleSyncService : IHostedService, IDisposable
+{
+    private Timer? _timer;
+    private readonly IOptionsMonitor<GeneralConfig> _generalConfigMonitor;
+    private readonly ILogger<ScheduleSyncService> _logger;
+    private CancellationTokenSource _cancellationTokenSource = new();
+    private readonly IServiceProvider _serviceProvider;
+
+    public ScheduleSyncService(IOptionsMonitor<GeneralConfig> generalConfigMonitor, ILogger<ScheduleSyncService> logger, IServiceProvider serviceProvider)
+    {
+        _generalConfigMonitor = generalConfigMonitor;
+        _logger = logger;
+        _serviceProvider = serviceProvider;
+
+        ScheduleSyncManager.OnForceSyncRequested += OnForceSyncRequested;
+        ScheduleSyncManager.OnUpdateIntervalRequested += OnUpdateIntervalRequested;
+    }
+
+    private void OnForceSyncRequested()
+    {
+        StopAsync(default).ContinueWith(_ =>
+        {
+            _cancellationTokenSource = new CancellationTokenSource();
+            ExecuteTask(null);
+        });
+    }
+
+    private void OnUpdateIntervalRequested()
+    {
+        StopAsync(default).ContinueWith(_ =>
+        {
+            StartAsync(default);
+        });
+    }
+
+    private void ScheduleNextRun()
+    {
+        var cronExpression = _generalConfigMonitor.CurrentValue.ScheduleSettings?.CronUpdateSchedule;
+        if (string.IsNullOrEmpty(cronExpression))
+        {
+            _logger.LogWarning("Cron expression is not set. The scheduled task will not run.");
+            return;
+        }
+
+        var nextRunTime = CronExpression.Parse(cronExpression).GetNextOccurrence(DateTimeOffset.Now, TimeZoneInfo.Local);
+
+        if (!nextRunTime.HasValue)
+        {
+            _logger.LogWarning("No next run time found. The task will not be scheduled. Timezone: {TimeZone}", TimeZoneInfo.Local.DisplayName);
+            return;
+        }
+
+        _logger.LogInformation("Next task run in {Time}", nextRunTime.Value.ToString("G"));
+
+        var delay = (nextRunTime.Value - DateTimeOffset.Now).TotalMilliseconds;
+
+        // The chance is small, but it's better to check
+        if (delay <= 0)
+            delay = 1;
+
+        _cancellationTokenSource = new CancellationTokenSource();
+        _timer = new Timer(ExecuteTask, null, (int)delay, Timeout.Infinite);
+    }
+
+    private async void ExecuteTask(object? state)
+    {
+        try
+        {
+            using var scope = _serviceProvider.CreateScope();
+            var syncService = ActivatorUtilities.GetServiceOrCreateInstance<ScheduleSynchronizer>(scope.ServiceProvider);
+            await syncService.StartSync(_cancellationTokenSource.Token);
+        }
+        catch (Exception ex)
+        {
+            _logger.LogError(ex, "Error occurred during schedule synchronization.");
+        }
+        finally
+        {
+            ScheduleNextRun();
+        }
+    }
+
+    public Task StartAsync(CancellationToken cancellationToken)
+    {
+        ScheduleNextRun();
+        return Task.CompletedTask;
+    }
+
+    public Task StopAsync(CancellationToken cancellationToken)
+    {
+        _cancellationTokenSource.Cancel();
+        _timer?.Change(Timeout.Infinite, 0);
+        return Task.CompletedTask;
+    }
+
+    public void Dispose()
+    {
+        StopAsync(default).GetAwaiter().GetResult();
+        _timer?.Dispose();
+        ScheduleSyncManager.OnForceSyncRequested -= OnForceSyncRequested;
+        ScheduleSyncManager.OnUpdateIntervalRequested -= OnUpdateIntervalRequested;
+        _cancellationTokenSource.Dispose();
+
+        GC.SuppressFinalize(this);
+    }
+}

Endpoint/Configuration/Core/Middleware/CustomExceptionHandlerMiddleware.cs

@@ -1,5 +1,6 @@
 using FluentValidation;
 using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Logging;
 using Mirea.Api.DataAccess.Application.Common.Exceptions;
 using Mirea.Api.Dto.Responses;
 using Mirea.Api.Endpoint.Common.Exceptions;
@@ -9,7 +10,7 @@ using System.Threading.Tasks;
 
 namespace Mirea.Api.Endpoint.Configuration.Core.Middleware;
 
-public class CustomExceptionHandlerMiddleware(RequestDelegate next)
+public class CustomExceptionHandlerMiddleware(RequestDelegate next, ILogger<CustomExceptionHandlerMiddleware> logger)
 {
     public async Task InvokeAsync(HttpContext context)
     {
@@ -23,7 +24,7 @@ public class CustomExceptionHandlerMiddleware(RequestDelegate next)
         }
     }
 
-    private static Task HandleExceptionAsync(HttpContext context, Exception exception)
+    private Task HandleExceptionAsync(HttpContext context, Exception exception)
     {
         var code = StatusCodes.Status500InternalServerError;
         var result = string.Empty;
@@ -48,12 +49,23 @@ public class CustomExceptionHandlerMiddleware(RequestDelegate next)
         context.Response.ContentType = "application/json";
         context.Response.StatusCode = code;
 
-        if (string.IsNullOrEmpty(result))
+        if (!string.IsNullOrEmpty(result))
-            result = JsonSerializer.Serialize(new ErrorResponse()
+            return context.Response.WriteAsync(result);
-            {
+
-                Error = exception.Message,
+        string error;
-                Code = code
+        if (code == StatusCodes.Status500InternalServerError)
-            });
+        {
+            error = "Internal Server Error";
+            logger.LogError(exception, "Internal server error when processing the request");
+        }
+        else
+            error = exception.Message;
+
+        result = JsonSerializer.Serialize(new ErrorResponse()
+        {
+            Error = error,
+            Code = code
+        });
 
         return context.Response.WriteAsync(result);
     }

Endpoint/Controllers/Configuration/SetupController.cs

@@ -161,13 +161,13 @@ public class SetupController(
         }
         else if (Directory.GetDirectories(path).Length != 0 ||
                  !Directory.GetFiles(path).Select(x => string.Equals(Path.GetFileName(x), "database.db3")).All(x => x))
+        {
             throw new ControllerArgumentException("Such a folder exists. Enter a different name");
+        }
 
         var filePath = Path.Combine(path, "database.db3");
         var connectionString = $"Data Source={filePath}";
 
-        //System.IO.File.Create(filePath);
-
         var result = SetDatabase<SqliteConnection, SqliteException>(connectionString, DbSettings.DatabaseEnum.Sqlite);
 
         foreach (var file in Directory.GetFiles(path))

Endpoint/Controllers/V1/FacultyController.cs

@@ -1,7 +1,6 @@
 using Asp.Versioning;
 using MediatR;
 using Microsoft.AspNetCore.Mvc;
-using Mirea.Api.DataAccess.Application.Cqrs.Faculty.Queries.GetFacultyDetails;
 using Mirea.Api.DataAccess.Application.Cqrs.Faculty.Queries.GetFacultyList;
 using Mirea.Api.Dto.Responses;
 using Mirea.Api.Endpoint.Common.Attributes;
@@ -35,34 +34,8 @@ public class FacultyController(IMediator mediator) : BaseController
             .Select(f => new FacultyResponse()
             {
                 Id = f.Id,
-                Name = f.Name,
+                Name = f.Name
-                CampusId = f.CampusId
             })
         );
     }
-
-    /// <summary>
-    /// Gets details of a specific faculty by ID.
-    /// </summary>
-    /// <param name="id">Faculty ID.</param>
-    /// <returns>Details of the specified faculty.</returns>
-    [HttpGet("{id:int}")]
-    [BadRequestResponse]
-    [NotFoundResponse]
-    public async Task<ActionResult<FacultyDetailsResponse>> GetDetails(int id)
-    {
-        var result = await mediator.Send(new GetFacultyInfoQuery()
-        {
-            Id = id
-        });
-
-        return Ok(new FacultyDetailsResponse()
-        {
-            Id = result.Id,
-            Name = result.Name,
-            CampusId = result.CampusId,
-            CampusCode = result.CampusCode,
-            CampusName = result.CampusName
-        });
-    }
 }

Endpoint/Endpoint.csproj

@@ -5,9 +5,9 @@
 		<ImplicitUsings>disable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<Company>Winsomnia</Company>
-		<Version>1.0-rc3</Version>
+		<Version>1.0-rc4</Version>
-		<AssemblyVersion>1.0.2.3</AssemblyVersion>
+		<AssemblyVersion>1.0.2.4</AssemblyVersion>
-		<FileVersion>1.0.2.3</FileVersion>
+		<FileVersion>1.0.2.4</FileVersion>
 		<AssemblyName>Mirea.Api.Endpoint</AssemblyName>
 		<RootNamespace>$(AssemblyName)</RootNamespace>
 		<OutputType>Exe</OutputType>

Endpoint/Program.cs

@@ -10,6 +10,7 @@ using Mirea.Api.DataAccess.Persistence;
 using Mirea.Api.DataAccess.Persistence.Common;
 using Mirea.Api.Endpoint.Common.Interfaces;
 using Mirea.Api.Endpoint.Common.Services;
+using Mirea.Api.Endpoint.Configuration.Core.BackgroundTasks;
 using Mirea.Api.Endpoint.Configuration.Core.Middleware;
 using Mirea.Api.Endpoint.Configuration.Core.Startup;
 using Mirea.Api.Endpoint.Configuration.Model;
@@ -63,6 +64,8 @@ public class Program
         builder.Services.AddSingleton<IMaintenanceModeService, MaintenanceModeService>();
         builder.Services.AddSingleton<ISetupToken, SetupTokenService>();
 
+        builder.Services.AddHostedService<ScheduleSyncService>();
+
         builder.Services.AddMemoryCache();
         builder.Services.AddCustomRedis(builder.Configuration, healthCheckBuilder);
 

Endpoint/Sync/Common/DataRepository.cs

@@ -0,0 +1,42 @@
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Linq;
+
+namespace Mirea.Api.Endpoint.Sync.Common;
+
+internal class DataRepository<T> where T : class
+{
+    private readonly ConcurrentBag<T> _data = [];
+    private readonly object _lock = new();
+
+    public IEnumerable<T> GetAll() => _data.ToList();
+
+    public DataRepository(List<T> data)
+    {
+        foreach (var d in data)
+            _data.Add(d);
+    }
+
+    public T? Get(Func<T, bool> predicate)
+    {
+        var entity = _data.FirstOrDefault(predicate);
+        return entity;
+    }
+
+    public T Create(Func<T> createEntity)
+    {
+        var entity = createEntity();
+        _data.Add(entity);
+        return entity;
+    }
+
+    public T GetOrCreate(Func<T, bool> predicate, Func<T> createEntity)
+    {
+        lock (_lock)
+        {
+            var entity = Get(predicate);
+            return entity ?? Create(createEntity);
+        }
+    }
+}

Endpoint/Sync/ScheduleSynchronizer.cs

@@ -0,0 +1,289 @@
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Options;
+using Mirea.Api.DataAccess.Domain.Schedule;
+using Mirea.Api.DataAccess.Persistence;
+using Mirea.Api.Endpoint.Common.Interfaces;
+using Mirea.Api.Endpoint.Configuration.Model;
+using Mirea.Api.Endpoint.Sync.Common;
+using Mirea.Tools.Schedule.WebParser;
+using Mirea.Tools.Schedule.WebParser.Common.Domain;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Text.RegularExpressions;
+using System.Threading;
+using System.Threading.Tasks;
+using Group = Mirea.Api.DataAccess.Domain.Schedule.Group;
+
+namespace Mirea.Api.Endpoint.Sync;
+
+internal partial class ScheduleSynchronizer(UberDbContext dbContext, IOptionsSnapshot<GeneralConfig> config, ILogger<ScheduleSynchronizer> logger, IMaintenanceModeService maintenanceMode)
+{
+    private readonly DataRepository<Campus> _campuses = new([.. dbContext.Campuses]);
+    private readonly DataRepository<Discipline> _disciplines = new([.. dbContext.Disciplines]);
+    private readonly DataRepository<Faculty> _faculties = new([.. dbContext.Faculties]);
+    private readonly DataRepository<Group> _groups = new([.. dbContext.Groups]);
+    private readonly DataRepository<LectureHall> _lectureHalls = new([.. dbContext.LectureHalls]);
+    private readonly DataRepository<Lesson> _lessons = new([]);
+    private readonly DataRepository<LessonAssociation> _lessonAssociation = new([]);
+    private readonly DataRepository<Professor> _professors = new([.. dbContext.Professors]);
+    private readonly DataRepository<TypeOfOccupation> _typeOfOccupations = new([.. dbContext.TypeOfOccupations]);
+    private readonly DataRepository<SpecificWeek> _specificWeeks = new([]);
+
+    // todo: transfer data to storage
+    private static string GetFaculty(char c) =>
+        c switch
+        {
+            'У' => "ИТУ",
+            'Б' => "ИКБ",
+            'Х' => "ИТХТ",
+            'Э' => "ИПТИП",
+            'Т' => "ИПТИП",
+            'Р' => "ИРИ",
+            'К' => "ИИИ",
+            'И' => "ИИТ",
+            'П' => "ИИТ",
+            _ => throw new ArgumentOutOfRangeException(nameof(c), c, null)
+        };
+
+    private void ParallelSync(GroupResult groupInfo)
+    {
+        var facultyName = GetFaculty(groupInfo.Group[0]);
+
+        var faculty = _faculties.GetOrCreate(
+            f => f.Name.Equals(facultyName, StringComparison.OrdinalIgnoreCase),
+            () => new Faculty
+            {
+                Name = facultyName
+            });
+
+        var groupName = OnlyGroupName().Match(groupInfo.Group.ToUpper()).Value;
+
+        var group = _groups.GetOrCreate(
+            g => g.Name.Equals(groupName, StringComparison.OrdinalIgnoreCase),
+            () => new Group
+            {
+                Name = groupName,
+                Faculty = faculty
+            });
+
+        var typeOfOccupation = _typeOfOccupations.GetOrCreate(
+            t => t.ShortName.Equals(groupInfo.TypeOfOccupation.Trim(), StringComparison.OrdinalIgnoreCase),
+            () => new TypeOfOccupation
+            {
+                ShortName = groupInfo.TypeOfOccupation.ToUpper()
+            });
+
+        List<Professor>? professor = [];
+        if (groupInfo.Professor != null)
+        {
+            foreach (var prof in groupInfo.Professor)
+            {
+                var professorParts = prof.Split(' ').ToList();
+
+                string? altName = null;
+
+                if (professorParts is { Count: >= 2 })
+                {
+                    altName = professorParts.ElementAtOrDefault(0);
+
+                    if (professorParts.ElementAtOrDefault(1) != null)
+                        altName += $" {professorParts.ElementAtOrDefault(1)?[0]}.";
+
+                    if (professorParts.ElementAtOrDefault(2) != null)
+                        altName += $"{professorParts.ElementAtOrDefault(2)?[0]}.";
+                }
+
+                if (string.IsNullOrEmpty(altName))
+                    continue;
+
+                var profDb = _professors.GetOrCreate(x =>
+                        (x.AltName == null || x.AltName.Equals(prof, StringComparison.OrdinalIgnoreCase)) &&
+                        x.Name.Equals(altName, StringComparison.OrdinalIgnoreCase),
+                    () => new Professor
+                    {
+                        AltName = prof,
+                        Name = altName
+                    });
+
+                professor.Add(profDb);
+            }
+        }
+        else
+            professor = null;
+
+        List<LectureHall>? hall = null;
+        List<Campus>? campuses;
+        if (groupInfo.Campuses != null && groupInfo.Campuses.Length != 0)
+        {
+            hall = [];
+            campuses = [];
+            for (int i = 0; i < groupInfo.Campuses.Length; i++)
+            {
+                var campus = groupInfo.Campuses[i];
+                campuses.Add(_campuses.GetOrCreate(
+                    c => c.CodeName.Equals(campus, StringComparison.OrdinalIgnoreCase),
+                    () => new Campus
+                    {
+                        CodeName = campus.ToUpper()
+                    }));
+                if (groupInfo.LectureHalls == null || groupInfo.LectureHalls.Length <= i)
+                    continue;
+                var lectureHall = groupInfo.LectureHalls[i];
+
+                hall.Add(_lectureHalls.GetOrCreate(l =>
+                        l.Name.Equals(lectureHall, StringComparison.OrdinalIgnoreCase) &&
+                        string.Equals(l.Campus?.CodeName, campuses[^1].CodeName, StringComparison.CurrentCultureIgnoreCase),
+                    () => new LectureHall
+                    {
+                        Name = lectureHall,
+                        Campus = campuses[^1]
+                    }));
+            }
+        }
+
+        var discipline = _disciplines.GetOrCreate(
+            d => d.Name.Equals(groupInfo.Discipline, StringComparison.OrdinalIgnoreCase),
+            () => new Discipline
+            {
+                Name = groupInfo.Discipline
+            });
+
+        var lesson = _lessons.GetOrCreate(l =>
+                l.IsEven == groupInfo.IsEven &&
+                l.DayOfWeek == groupInfo.Day &&
+                l.PairNumber == groupInfo.Pair &&
+                l.Discipline?.Name == discipline.Name &&
+                l.Group?.Name == group.Name,
+            () =>
+            {
+                var lesson = new Lesson
+                {
+                    IsEven = groupInfo.IsEven,
+                    DayOfWeek = groupInfo.Day,
+                    PairNumber = groupInfo.Pair,
+                    Discipline = discipline,
+                    Group = group,
+                    IsExcludedWeeks = groupInfo.IsExclude
+                };
+
+                if (groupInfo.SpecialWeek == null)
+                    return lesson;
+
+                foreach (var week in groupInfo.SpecialWeek)
+                    _specificWeeks.Create(() => new SpecificWeek
+                    {
+                        Lesson = lesson,
+                        WeekNumber = week
+                    });
+
+                return lesson;
+            });
+
+        int maxValue = int.Max(int.Max(professor?.Count ?? -1, hall?.Count ?? -1), 1);
+
+        for (int i = 0; i < maxValue; i++)
+        {
+            var prof = professor?.ElementAtOrDefault(i);
+            var lectureHall = hall?.ElementAtOrDefault(i);
+            _lessonAssociation.Create(() => new LessonAssociation
+            {
+                Professor = prof,
+                Lesson = lesson,
+                LectureHall = lectureHall,
+                TypeOfOccupation = typeOfOccupation
+            });
+        }
+    }
+
+    private async Task SaveChanges(CancellationToken cancellationToken)
+    {
+        foreach (var group in _groups.GetAll())
+        {
+            var existingGroup = await dbContext.Groups.FirstOrDefaultAsync(g => g.Id == group.Id, cancellationToken);
+            if (existingGroup != null)
+                dbContext.Remove(existingGroup);
+        }
+
+        await dbContext.Disciplines.BulkSynchronizeAsync(_disciplines.GetAll(), bulkOperation => bulkOperation.BatchSize = 1000, cancellationToken);
+        await dbContext.Professors.BulkSynchronizeAsync(_professors.GetAll(), bulkOperation => bulkOperation.BatchSize = 1000, cancellationToken);
+        await dbContext.TypeOfOccupations.BulkSynchronizeAsync(_typeOfOccupations.GetAll(), bulkOperation => bulkOperation.BatchSize = 100, cancellationToken);
+        await dbContext.Faculties.BulkSynchronizeAsync(_faculties.GetAll(), bulkOperation => bulkOperation.BatchSize = 100, cancellationToken);
+        await dbContext.Campuses.BulkSynchronizeAsync(_campuses.GetAll(), bulkOperation => bulkOperation.BatchSize = 10, cancellationToken);
+        await dbContext.LectureHalls.BulkSynchronizeAsync(_lectureHalls.GetAll(), bulkOperation => bulkOperation.BatchSize = 1000, cancellationToken);
+        await dbContext.Groups.BulkSynchronizeAsync(_groups.GetAll(), bulkOperation => bulkOperation.BatchSize = 100, cancellationToken);
+        await dbContext.Lessons.BulkSynchronizeAsync(_lessons.GetAll(), bulkOperation => bulkOperation.BatchSize = 1000, cancellationToken);
+        await dbContext.SpecificWeeks.BulkSynchronizeAsync(_specificWeeks.GetAll(), bulkOperation => bulkOperation.BatchSize = 1000, cancellationToken);
+        await dbContext.LessonAssociations.BulkSynchronizeAsync(_lessonAssociation.GetAll(), bulkOperation => bulkOperation.BatchSize = 1000, cancellationToken);
+    }
+
+    public async Task StartSync(CancellationToken cancellationToken)
+    {
+        var pairPeriods = config.Value.ScheduleSettings?.PairPeriod;
+        var startTerm = config.Value.ScheduleSettings?.StartTerm;
+
+        if (pairPeriods == null || startTerm == null)
+        {
+            logger.LogWarning("It is not possible to synchronize the schedule due to the fact that the {Arg1} or {Arg2} variable is not initialized.", nameof(pairPeriods), nameof(startTerm));
+
+            return;
+        }
+
+        Stopwatch watch = new();
+        watch.Start();
+
+        var parser = new Parser
+        {
+            Pairs = pairPeriods
+                .ToDictionary(x => x.Key,
+                    x => (x.Value.Start, x.Value.End)),
+            TermStart = startTerm.Value.ToDateTime(new TimeOnly(0, 0, 0))
+        };
+
+        try
+        {
+            logger.LogDebug("Start parsing schedule");
+            var data = await parser.ParseAsync(cancellationToken);
+
+            watch.Stop();
+            var parsingTime = watch.ElapsedMilliseconds;
+            watch.Restart();
+
+            ParallelOptions options = new()
+            {
+                CancellationToken = cancellationToken,
+                MaxDegreeOfParallelism = Environment.ProcessorCount
+            };
+
+            logger.LogDebug("Start mapping parsed data");
+            Parallel.ForEach(data, options, ParallelSync);
+
+            watch.Stop();
+            var mappingTime = watch.ElapsedMilliseconds;
+            watch.Restart();
+
+            maintenanceMode.EnableMaintenanceMode();
+
+            logger.LogDebug("Start saving changing");
+            await SaveChanges(cancellationToken);
+
+            maintenanceMode.DisableMaintenanceMode();
+
+            watch.Stop();
+
+            logger.LogInformation("Parsing time: {ParsingTime}ms Mapping time: {MappingTime}ms Saving time: {SavingTime}ms Total time: {TotalTime}ms",
+                parsingTime, mappingTime, watch.ElapsedMilliseconds, parsingTime + mappingTime + watch.ElapsedMilliseconds);
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "An error occurred during synchronization.");
+            maintenanceMode.DisableMaintenanceMode();
+            throw;
+        }
+    }
+
+    [GeneratedRegex(@"\w{4}-\d{2}-\d{2}(?=\s?\d?\s?[Пп]/?[Гг]\s?\d?)?")]
+    private static partial Regex OnlyGroupName();
+}

README.md

@@ -35,7 +35,7 @@ Please note that the application will not work correctly if you do not fill in t
 
 | Variable                  | Default | Description                                                                                                                                                                                 | Required |
 |---------------------------|---------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------|
-| PATH_TO_SAVE              | ❌       | The path to save the data. Saving logs (if the full path is not specified), databases (if Sqlite), and other data that should be saved in a place other than where the program is launched. | ✔        |
+| PATH_TO_SAVE              | Current folder | The path to save the data. Saving logs (if the full path is not specified), databases (if Sqlite), and other data that should be saved in a place other than where the program is launched. | ✔        |
 | SECURITY_SIGNING_TOKEN    | ❌       | JWT signature token. This token will be used to create and verify the signature of JWT tokens. The token must be equal to 64 characters.                                                    | ✔        |
 | SECURITY_ENCRYPTION_TOKEN | ❌       | Token for JWT encryption. This token will be used to encrypt and decrypt JWT tokens. The token must be equal to 32 characters.                                                              | ✔        |
 | SECURITY_LIFE_TIME_RT     | 1440    | Time in minutes after which the Refresh Token will become invalid.                                                                                                                          | ❌        |
@@ -170,7 +170,7 @@ Install git in advance or clone the repository in another way.
 
 ```bash
 git clone https://git.winsomnia.net/Winsomnia/MireaBackend.git \
-cd DoctorTelegramBot
+cd MireaBackend
 ```
 
 ### Build Self Release

SqlData/Application/Application.csproj

@@ -5,9 +5,9 @@
 		<ImplicitUsings>disable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<Company>Winsomnia</Company>
-		<Version>1.0.1</Version>
+		<Version>1.0.2</Version>
-		<AssemblyVersion>1.0.3.1</AssemblyVersion>
+		<AssemblyVersion>1.0.3.2</AssemblyVersion>
-		<FileVersion>1.0.3.1</FileVersion>
+		<FileVersion>1.0.3.2</FileVersion>
 		<AssemblyName>Mirea.Api.DataAccess.Application</AssemblyName>
 		<RootNamespace>$(AssemblyName)</RootNamespace>
 	</PropertyGroup>

SqlData/Application/Cqrs/Faculty/Queries/GetFacultyDetails/FacultyInfoVm.cs

@@ -1,32 +0,0 @@
-namespace Mirea.Api.DataAccess.Application.Cqrs.Faculty.Queries.GetFacultyDetails;
-
-/// <summary>
-/// Represents faculties.
-/// </summary>
-public class FacultyInfoVm
-{
-    /// <summary>
-    /// The unique identifier for the faculty.
-    /// </summary>
-    public int Id { get; set; }
-
-    /// <summary>
-    /// The name of the faculty.
-    /// </summary>
-    public required string Name { get; set; }
-
-    /// <summary>
-    /// ID indicating the faculty's affiliation to the campus.
-    /// </summary>
-    public int? CampusId { get; set; }
-
-    /// <summary>
-    /// Campus name indicating the faculty's affiliation to the campus.
-    /// </summary>
-    public string? CampusName { get; set; }
-
-    /// <summary>
-    /// Campus code indicating the faculty's affiliation to the campus.
-    /// </summary>
-    public string? CampusCode { get; set; }
-}

SqlData/Application/Cqrs/Faculty/Queries/GetFacultyDetails/GetFacultyInfoQuery.cs

@@ -1,8 +0,0 @@
-using MediatR;
-
-namespace Mirea.Api.DataAccess.Application.Cqrs.Faculty.Queries.GetFacultyDetails;
-
-public class GetFacultyInfoQuery : IRequest<FacultyInfoVm>
-{
-    public required int Id { get; set; }
-}

SqlData/Application/Cqrs/Faculty/Queries/GetFacultyDetails/GetFacultyInfoQueryHandler.cs

@@ -1,27 +0,0 @@
-using MediatR;
-using Microsoft.EntityFrameworkCore;
-using Mirea.Api.DataAccess.Application.Common.Exceptions;
-using Mirea.Api.DataAccess.Application.Interfaces.DbContexts.Schedule;
-using System.Threading;
-using System.Threading.Tasks;
-
-namespace Mirea.Api.DataAccess.Application.Cqrs.Faculty.Queries.GetFacultyDetails;
-
-public class GetFacultyInfoQueryHandler(IFacultyDbContext dbContext) : IRequestHandler<GetFacultyInfoQuery, FacultyInfoVm>
-{
-    public async Task<FacultyInfoVm> Handle(GetFacultyInfoQuery request, CancellationToken cancellationToken)
-    {
-        var faculty = await dbContext.Faculties
-            .Include(f => f.Campus)
-            .FirstOrDefaultAsync(f => f.Id == request.Id, cancellationToken) ?? throw new NotFoundException(typeof(Domain.Schedule.Faculty), request.Id);
-
-        return new FacultyInfoVm()
-        {
-            Id = faculty.Id,
-            Name = faculty.Name,
-            CampusId = faculty.CampusId,
-            CampusName = faculty.Campus?.FullName,
-            CampusCode = faculty.Campus?.CodeName
-        };
-    }
-}

SqlData/Application/Cqrs/Faculty/Queries/GetFacultyList/GetFacultyListQueryHandler.cs

@@ -14,8 +14,7 @@ public class GetFacultyListQueryHandler(IFacultyDbContext dbContext) : IRequestH
         var dtos = dbContext.Faculties.OrderBy(f => f.Id).Select(f => new FacultyLookupDto()
         {
             Id = f.Id,
-            Name = f.Name,
+            Name = f.Name
-            CampusId = f.CampusId
         });
 
         if (request is { PageSize: not null, Page: not null })

SqlData/Domain/Domain.csproj

@@ -5,9 +5,9 @@
 		<ImplicitUsings>disable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<Company>Winsomnia</Company>
-		<Version>1.0.0</Version>
+		<Version>1.0.1</Version>
-		<AssemblyVersion>1.0.3.0</AssemblyVersion>
+		<AssemblyVersion>1.0.3.1</AssemblyVersion>
-		<FileVersion>1.0.3.0</FileVersion>
+		<FileVersion>1.0.3.1</FileVersion>
 		<AssemblyName>Mirea.Api.DataAccess.Domain</AssemblyName>
 		<RootNamespace>$(AssemblyName)</RootNamespace>
 	</PropertyGroup>

SqlData/Domain/Schedule/Campus.cs

@@ -9,6 +9,5 @@ public class Campus
     public string? FullName { get; set; }
     public string? Address { get; set; }
 
-    public List<Faculty>? Faculties { get; set; }
     public List<LectureHall>? LectureHalls { get; set; }
 }

SqlData/Domain/Schedule/Faculty.cs

@@ -7,8 +7,5 @@ public class Faculty
     public int Id { get; set; }
     public required string Name { get; set; }
 
-    public int? CampusId { get; set; }
-    public Campus? Campus { get; set; }
-
     public List<Group>? Groups { get; set; }
 }

SqlData/Migrations/MysqlMigrations/Migrations/20241027034820_RemoveUnusedRef.Designer.cs

@@ -0,0 +1,425 @@
+// <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 Mirea.Api.DataAccess.Persistence;
+
+#nullable disable
+
+namespace MysqlMigrations.Migrations
+{
+    [DbContext(typeof(UberDbContext))]
+    [Migration("20241027034820_RemoveUnusedRef")]
+    partial class RemoveUnusedRef
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder
+                .HasAnnotation("ProductVersion", "8.0.10")
+                .HasAnnotation("Relational:MaxIdentifierLength", 64);
+
+            MySqlModelBuilderExtensions.AutoIncrementColumns(modelBuilder);
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Campus", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    MySqlPropertyBuilderExtensions.UseMySqlIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Address")
+                        .HasMaxLength(512)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("CodeName")
+                        .IsRequired()
+                        .HasMaxLength(16)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("FullName")
+                        .HasMaxLength(256)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Campus", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Discipline", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    MySqlPropertyBuilderExtensions.UseMySqlIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(256)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Discipline", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Faculty", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    MySqlPropertyBuilderExtensions.UseMySqlIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(256)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Faculty", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Group", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    MySqlPropertyBuilderExtensions.UseMySqlIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int?>("FacultyId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(64)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("FacultyId");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Group", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LectureHall", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    MySqlPropertyBuilderExtensions.UseMySqlIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CampusId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(64)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CampusId");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("LectureHall", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Lesson", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    MySqlPropertyBuilderExtensions.UseMySqlIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("DayOfWeek")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("DisciplineId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("GroupId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("IsEven")
+                        .HasColumnType("BOOLEAN");
+
+                    b.Property<bool?>("IsExcludedWeeks")
+                        .HasColumnType("BOOLEAN");
+
+                    b.Property<int>("PairNumber")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DisciplineId");
+
+                    b.HasIndex("GroupId");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Lesson", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LessonAssociation", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    MySqlPropertyBuilderExtensions.UseMySqlIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int?>("LectureHallId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("LessonId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("LinkToMeet")
+                        .HasMaxLength(512)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int?>("ProfessorId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("TypeOfOccupationId")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.HasIndex("LectureHallId");
+
+                    b.HasIndex("LessonId");
+
+                    b.HasIndex("ProfessorId");
+
+                    b.HasIndex("TypeOfOccupationId");
+
+                    b.ToTable("LessonAssociation", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Professor", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    MySqlPropertyBuilderExtensions.UseMySqlIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("AltName")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Professor", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.SpecificWeek", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    MySqlPropertyBuilderExtensions.UseMySqlIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("LessonId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("WeekNumber")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.HasIndex("LessonId");
+
+                    b.ToTable("SpecificWeek", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.TypeOfOccupation", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    MySqlPropertyBuilderExtensions.UseMySqlIdentityColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ShortName")
+                        .IsRequired()
+                        .HasMaxLength(16)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("TypeOfOccupation", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Group", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Faculty", "Faculty")
+                        .WithMany("Groups")
+                        .HasForeignKey("FacultyId")
+                        .OnDelete(DeleteBehavior.SetNull);
+
+                    b.Navigation("Faculty");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LectureHall", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Campus", "Campus")
+                        .WithMany("LectureHalls")
+                        .HasForeignKey("CampusId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.Navigation("Campus");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Lesson", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Discipline", "Discipline")
+                        .WithMany("Lessons")
+                        .HasForeignKey("DisciplineId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Group", "Group")
+                        .WithMany("Lessons")
+                        .HasForeignKey("GroupId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Discipline");
+
+                    b.Navigation("Group");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LessonAssociation", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.LectureHall", "LectureHall")
+                        .WithMany("LessonAssociations")
+                        .HasForeignKey("LectureHallId")
+                        .OnDelete(DeleteBehavior.SetNull);
+
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Lesson", "Lesson")
+                        .WithMany("LessonAssociations")
+                        .HasForeignKey("LessonId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Professor", "Professor")
+                        .WithMany("LessonAssociations")
+                        .HasForeignKey("ProfessorId")
+                        .OnDelete(DeleteBehavior.SetNull);
+
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.TypeOfOccupation", "TypeOfOccupation")
+                        .WithMany("Lessons")
+                        .HasForeignKey("TypeOfOccupationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("LectureHall");
+
+                    b.Navigation("Lesson");
+
+                    b.Navigation("Professor");
+
+                    b.Navigation("TypeOfOccupation");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.SpecificWeek", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Lesson", "Lesson")
+                        .WithMany("SpecificWeeks")
+                        .HasForeignKey("LessonId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Lesson");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Campus", b =>
+                {
+                    b.Navigation("LectureHalls");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Discipline", b =>
+                {
+                    b.Navigation("Lessons");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Faculty", b =>
+                {
+                    b.Navigation("Groups");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Group", b =>
+                {
+                    b.Navigation("Lessons");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LectureHall", b =>
+                {
+                    b.Navigation("LessonAssociations");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Lesson", b =>
+                {
+                    b.Navigation("LessonAssociations");
+
+                    b.Navigation("SpecificWeeks");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Professor", b =>
+                {
+                    b.Navigation("LessonAssociations");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.TypeOfOccupation", b =>
+                {
+                    b.Navigation("Lessons");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

SqlData/Migrations/MysqlMigrations/Migrations/20241027034820_RemoveUnusedRef.cs

@@ -0,0 +1,83 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace MysqlMigrations.Migrations
+{
+    /// <inheritdoc />
+    public partial class RemoveUnusedRef : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Faculty_Campus_CampusId",
+                table: "Faculty");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Faculty_CampusId",
+                table: "Faculty");
+
+            migrationBuilder.DropColumn(
+                name: "CampusId",
+                table: "Faculty");
+
+            migrationBuilder.AlterColumn<bool>(
+                name: "IsExcludedWeeks",
+                table: "Lesson",
+                type: "BOOLEAN(1)",
+                nullable: true,
+                oldClrType: typeof(ulong),
+                oldType: "BIT(1)",
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<bool>(
+                name: "IsEven",
+                table: "Lesson",
+                type: "BOOLEAN(1)",
+                nullable: false,
+                oldClrType: typeof(ulong),
+                oldType: "BIT(1)");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AlterColumn<ulong>(
+                name: "IsExcludedWeeks",
+                table: "Lesson",
+                type: "BIT(1)",
+                nullable: true,
+                oldClrType: typeof(bool),
+                oldType: "BOOLEAN(1)",
+                oldNullable: true);
+
+            migrationBuilder.AlterColumn<ulong>(
+                name: "IsEven",
+                table: "Lesson",
+                type: "BIT(1)",
+                nullable: false,
+                oldClrType: typeof(bool),
+                oldType: "BOOLEAN(1)");
+
+            migrationBuilder.AddColumn<int>(
+                name: "CampusId",
+                table: "Faculty",
+                type: "INTEGER",
+                nullable: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Faculty_CampusId",
+                table: "Faculty",
+                column: "CampusId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Faculty_Campus_CampusId",
+                table: "Faculty",
+                column: "CampusId",
+                principalTable: "Campus",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.SetNull);
+        }
+    }
+}

SqlData/Migrations/MysqlMigrations/Migrations/UberDbContextModelSnapshot.cs

@@ -17,7 +17,7 @@ namespace MysqlMigrations.Migrations
         {
 #pragma warning disable 612, 618
             modelBuilder
-                .HasAnnotation("ProductVersion", "8.0.6")
+                .HasAnnotation("ProductVersion", "8.0.10")
                 .HasAnnotation("Relational:MaxIdentifierLength", 64);
 
             MySqlModelBuilderExtensions.AutoIncrementColumns(modelBuilder);
@@ -80,9 +80,6 @@ namespace MysqlMigrations.Migrations
 
                     MySqlPropertyBuilderExtensions.UseMySqlIdentityColumn(b.Property<int>("Id"));
 
-                    b.Property<int?>("CampusId")
-                        .HasColumnType("INTEGER");
-
                     b.Property<string>("Name")
                         .IsRequired()
                         .HasMaxLength(256)
@@ -90,8 +87,6 @@ namespace MysqlMigrations.Migrations
 
                     b.HasKey("Id");
 
-                    b.HasIndex("CampusId");
-
                     b.HasIndex("Id")
                         .IsUnique();
 
@@ -168,10 +163,10 @@ namespace MysqlMigrations.Migrations
                         .HasColumnType("INTEGER");
 
                     b.Property<bool>("IsEven")
-                        .HasColumnType("BIT(1)");
+                        .HasColumnType("BOOLEAN");
 
                     b.Property<bool?>("IsExcludedWeeks")
-                        .HasColumnType("BIT(1)");
+                        .HasColumnType("BOOLEAN");
 
                     b.Property<int>("PairNumber")
                         .HasColumnType("INTEGER");
@@ -296,16 +291,6 @@ namespace MysqlMigrations.Migrations
                     b.ToTable("TypeOfOccupation", (string)null);
                 });
 
-            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Faculty", b =>
-                {
-                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Campus", "Campus")
-                        .WithMany("Faculties")
-                        .HasForeignKey("CampusId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("Campus");
-                });
-
             modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Group", b =>
                 {
                     b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Faculty", "Faculty")
@@ -392,8 +377,6 @@ namespace MysqlMigrations.Migrations
 
             modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Campus", b =>
                 {
-                    b.Navigation("Faculties");
-
                     b.Navigation("LectureHalls");
                 });
 

SqlData/Migrations/PsqlMigrations/Migrations/20241027032753_RemoveUnusedRef.Designer.cs

@@ -0,0 +1,425 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Mirea.Api.DataAccess.Persistence;
+using Npgsql.EntityFrameworkCore.PostgreSQL.Metadata;
+
+#nullable disable
+
+namespace PsqlMigrations.Migrations
+{
+    [DbContext(typeof(UberDbContext))]
+    [Migration("20241027032753_RemoveUnusedRef")]
+    partial class RemoveUnusedRef
+    {
+        /// <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("Mirea.Api.DataAccess.Domain.Schedule.Campus", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Address")
+                        .HasMaxLength(512)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("CodeName")
+                        .IsRequired()
+                        .HasMaxLength(16)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("FullName")
+                        .HasMaxLength(256)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Campus", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Discipline", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(256)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Discipline", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Faculty", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(256)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Faculty", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Group", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int?>("FacultyId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(64)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("FacultyId");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Group", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LectureHall", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("CampusId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(64)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CampusId");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("LectureHall", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Lesson", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("DayOfWeek")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("DisciplineId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("GroupId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("IsEven")
+                        .HasColumnType("BOOLEAN");
+
+                    b.Property<bool?>("IsExcludedWeeks")
+                        .HasColumnType("BOOLEAN");
+
+                    b.Property<int>("PairNumber")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DisciplineId");
+
+                    b.HasIndex("GroupId");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Lesson", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LessonAssociation", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int?>("LectureHallId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("LessonId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("LinkToMeet")
+                        .HasMaxLength(512)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int?>("ProfessorId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("TypeOfOccupationId")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.HasIndex("LectureHallId");
+
+                    b.HasIndex("LessonId");
+
+                    b.HasIndex("ProfessorId");
+
+                    b.HasIndex("TypeOfOccupationId");
+
+                    b.ToTable("LessonAssociation", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Professor", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("AltName")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Professor", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.SpecificWeek", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<int>("LessonId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("WeekNumber")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.HasIndex("LessonId");
+
+                    b.ToTable("SpecificWeek", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.TypeOfOccupation", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
+
+                    b.Property<string>("ShortName")
+                        .IsRequired()
+                        .HasMaxLength(16)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("TypeOfOccupation", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Group", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Faculty", "Faculty")
+                        .WithMany("Groups")
+                        .HasForeignKey("FacultyId")
+                        .OnDelete(DeleteBehavior.SetNull);
+
+                    b.Navigation("Faculty");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LectureHall", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Campus", "Campus")
+                        .WithMany("LectureHalls")
+                        .HasForeignKey("CampusId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.Navigation("Campus");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Lesson", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Discipline", "Discipline")
+                        .WithMany("Lessons")
+                        .HasForeignKey("DisciplineId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Group", "Group")
+                        .WithMany("Lessons")
+                        .HasForeignKey("GroupId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Discipline");
+
+                    b.Navigation("Group");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LessonAssociation", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.LectureHall", "LectureHall")
+                        .WithMany("LessonAssociations")
+                        .HasForeignKey("LectureHallId")
+                        .OnDelete(DeleteBehavior.SetNull);
+
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Lesson", "Lesson")
+                        .WithMany("LessonAssociations")
+                        .HasForeignKey("LessonId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Professor", "Professor")
+                        .WithMany("LessonAssociations")
+                        .HasForeignKey("ProfessorId")
+                        .OnDelete(DeleteBehavior.SetNull);
+
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.TypeOfOccupation", "TypeOfOccupation")
+                        .WithMany("Lessons")
+                        .HasForeignKey("TypeOfOccupationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("LectureHall");
+
+                    b.Navigation("Lesson");
+
+                    b.Navigation("Professor");
+
+                    b.Navigation("TypeOfOccupation");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.SpecificWeek", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Lesson", "Lesson")
+                        .WithMany("SpecificWeeks")
+                        .HasForeignKey("LessonId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Lesson");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Campus", b =>
+                {
+                    b.Navigation("LectureHalls");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Discipline", b =>
+                {
+                    b.Navigation("Lessons");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Faculty", b =>
+                {
+                    b.Navigation("Groups");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Group", b =>
+                {
+                    b.Navigation("Lessons");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LectureHall", b =>
+                {
+                    b.Navigation("LessonAssociations");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Lesson", b =>
+                {
+                    b.Navigation("LessonAssociations");
+
+                    b.Navigation("SpecificWeeks");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Professor", b =>
+                {
+                    b.Navigation("LessonAssociations");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.TypeOfOccupation", b =>
+                {
+                    b.Navigation("Lessons");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

SqlData/Migrations/PsqlMigrations/Migrations/20241027032753_RemoveUnusedRef.cs

@@ -0,0 +1,49 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace PsqlMigrations.Migrations
+{
+    /// <inheritdoc />
+    public partial class RemoveUnusedRef : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Faculty_Campus_CampusId",
+                table: "Faculty");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Faculty_CampusId",
+                table: "Faculty");
+
+            migrationBuilder.DropColumn(
+                name: "CampusId",
+                table: "Faculty");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "CampusId",
+                table: "Faculty",
+                type: "INTEGER",
+                nullable: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Faculty_CampusId",
+                table: "Faculty",
+                column: "CampusId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Faculty_Campus_CampusId",
+                table: "Faculty",
+                column: "CampusId",
+                principalTable: "Campus",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.SetNull);
+        }
+    }
+}

SqlData/Migrations/PsqlMigrations/Migrations/UberDbContextModelSnapshot.cs

@@ -17,7 +17,7 @@ namespace PsqlMigrations.Migrations
         {
 #pragma warning disable 612, 618
             modelBuilder
-                .HasAnnotation("ProductVersion", "8.0.6")
+                .HasAnnotation("ProductVersion", "8.0.10")
                 .HasAnnotation("Relational:MaxIdentifierLength", 63);
 
             NpgsqlModelBuilderExtensions.UseIdentityByDefaultColumns(modelBuilder);
@@ -80,9 +80,6 @@ namespace PsqlMigrations.Migrations
 
                     NpgsqlPropertyBuilderExtensions.UseIdentityByDefaultColumn(b.Property<int>("Id"));
 
-                    b.Property<int?>("CampusId")
-                        .HasColumnType("INTEGER");
-
                     b.Property<string>("Name")
                         .IsRequired()
                         .HasMaxLength(256)
@@ -90,8 +87,6 @@ namespace PsqlMigrations.Migrations
 
                     b.HasKey("Id");
 
-                    b.HasIndex("CampusId");
-
                     b.HasIndex("Id")
                         .IsUnique();
 
@@ -296,16 +291,6 @@ namespace PsqlMigrations.Migrations
                     b.ToTable("TypeOfOccupation", (string)null);
                 });
 
-            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Faculty", b =>
-                {
-                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Campus", "Campus")
-                        .WithMany("Faculties")
-                        .HasForeignKey("CampusId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("Campus");
-                });
-
             modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Group", b =>
                 {
                     b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Faculty", "Faculty")
@@ -392,8 +377,6 @@ namespace PsqlMigrations.Migrations
 
             modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Campus", b =>
                 {
-                    b.Navigation("Faculties");
-
                     b.Navigation("LectureHalls");
                 });
 

SqlData/Migrations/SqliteMigrations/Migrations/20241027032931_RemoveUnusedRef.Designer.cs

@@ -0,0 +1,400 @@
+// <auto-generated />
+using System;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
+using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
+using Mirea.Api.DataAccess.Persistence;
+
+#nullable disable
+
+namespace SqliteMigrations.Migrations
+{
+    [DbContext(typeof(UberDbContext))]
+    [Migration("20241027032931_RemoveUnusedRef")]
+    partial class RemoveUnusedRef
+    {
+        /// <inheritdoc />
+        protected override void BuildTargetModel(ModelBuilder modelBuilder)
+        {
+#pragma warning disable 612, 618
+            modelBuilder.HasAnnotation("ProductVersion", "8.0.10");
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Campus", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Address")
+                        .HasMaxLength(512)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("CodeName")
+                        .IsRequired()
+                        .HasMaxLength(16)
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("FullName")
+                        .HasMaxLength(256)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Campus", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Discipline", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(256)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Discipline", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Faculty", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(256)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Faculty", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Group", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int?>("FacultyId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(64)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("FacultyId");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Group", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LectureHall", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("CampusId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasMaxLength(64)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("CampusId");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("LectureHall", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Lesson", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("DayOfWeek")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("DisciplineId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("GroupId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<bool>("IsEven")
+                        .HasColumnType("BOOLEAN");
+
+                    b.Property<bool?>("IsExcludedWeeks")
+                        .HasColumnType("BOOLEAN");
+
+                    b.Property<int>("PairNumber")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("DisciplineId");
+
+                    b.HasIndex("GroupId");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Lesson", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LessonAssociation", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int?>("LectureHallId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("LessonId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("LinkToMeet")
+                        .HasMaxLength(512)
+                        .HasColumnType("TEXT");
+
+                    b.Property<int?>("ProfessorId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("TypeOfOccupationId")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.HasIndex("LectureHallId");
+
+                    b.HasIndex("LessonId");
+
+                    b.HasIndex("ProfessorId");
+
+                    b.HasIndex("TypeOfOccupationId");
+
+                    b.ToTable("LessonAssociation", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Professor", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("AltName")
+                        .HasColumnType("TEXT");
+
+                    b.Property<string>("Name")
+                        .IsRequired()
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("Professor", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.SpecificWeek", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("LessonId")
+                        .HasColumnType("INTEGER");
+
+                    b.Property<int>("WeekNumber")
+                        .HasColumnType("INTEGER");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.HasIndex("LessonId");
+
+                    b.ToTable("SpecificWeek", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.TypeOfOccupation", b =>
+                {
+                    b.Property<int>("Id")
+                        .ValueGeneratedOnAdd()
+                        .HasColumnType("INTEGER");
+
+                    b.Property<string>("ShortName")
+                        .IsRequired()
+                        .HasMaxLength(16)
+                        .HasColumnType("TEXT");
+
+                    b.HasKey("Id");
+
+                    b.HasIndex("Id")
+                        .IsUnique();
+
+                    b.ToTable("TypeOfOccupation", (string)null);
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Group", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Faculty", "Faculty")
+                        .WithMany("Groups")
+                        .HasForeignKey("FacultyId")
+                        .OnDelete(DeleteBehavior.SetNull);
+
+                    b.Navigation("Faculty");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LectureHall", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Campus", "Campus")
+                        .WithMany("LectureHalls")
+                        .HasForeignKey("CampusId")
+                        .OnDelete(DeleteBehavior.Restrict)
+                        .IsRequired();
+
+                    b.Navigation("Campus");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Lesson", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Discipline", "Discipline")
+                        .WithMany("Lessons")
+                        .HasForeignKey("DisciplineId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Group", "Group")
+                        .WithMany("Lessons")
+                        .HasForeignKey("GroupId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Discipline");
+
+                    b.Navigation("Group");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LessonAssociation", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.LectureHall", "LectureHall")
+                        .WithMany("LessonAssociations")
+                        .HasForeignKey("LectureHallId")
+                        .OnDelete(DeleteBehavior.SetNull);
+
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Lesson", "Lesson")
+                        .WithMany("LessonAssociations")
+                        .HasForeignKey("LessonId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Professor", "Professor")
+                        .WithMany("LessonAssociations")
+                        .HasForeignKey("ProfessorId")
+                        .OnDelete(DeleteBehavior.SetNull);
+
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.TypeOfOccupation", "TypeOfOccupation")
+                        .WithMany("Lessons")
+                        .HasForeignKey("TypeOfOccupationId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("LectureHall");
+
+                    b.Navigation("Lesson");
+
+                    b.Navigation("Professor");
+
+                    b.Navigation("TypeOfOccupation");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.SpecificWeek", b =>
+                {
+                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Lesson", "Lesson")
+                        .WithMany("SpecificWeeks")
+                        .HasForeignKey("LessonId")
+                        .OnDelete(DeleteBehavior.Cascade)
+                        .IsRequired();
+
+                    b.Navigation("Lesson");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Campus", b =>
+                {
+                    b.Navigation("LectureHalls");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Discipline", b =>
+                {
+                    b.Navigation("Lessons");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Faculty", b =>
+                {
+                    b.Navigation("Groups");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Group", b =>
+                {
+                    b.Navigation("Lessons");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.LectureHall", b =>
+                {
+                    b.Navigation("LessonAssociations");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Lesson", b =>
+                {
+                    b.Navigation("LessonAssociations");
+
+                    b.Navigation("SpecificWeeks");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Professor", b =>
+                {
+                    b.Navigation("LessonAssociations");
+                });
+
+            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.TypeOfOccupation", b =>
+                {
+                    b.Navigation("Lessons");
+                });
+#pragma warning restore 612, 618
+        }
+    }
+}

SqlData/Migrations/SqliteMigrations/Migrations/20241027032931_RemoveUnusedRef.cs

@@ -0,0 +1,49 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace SqliteMigrations.Migrations
+{
+    /// <inheritdoc />
+    public partial class RemoveUnusedRef : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropForeignKey(
+                name: "FK_Faculty_Campus_CampusId",
+                table: "Faculty");
+
+            migrationBuilder.DropIndex(
+                name: "IX_Faculty_CampusId",
+                table: "Faculty");
+
+            migrationBuilder.DropColumn(
+                name: "CampusId",
+                table: "Faculty");
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "CampusId",
+                table: "Faculty",
+                type: "INTEGER",
+                nullable: true);
+
+            migrationBuilder.CreateIndex(
+                name: "IX_Faculty_CampusId",
+                table: "Faculty",
+                column: "CampusId");
+
+            migrationBuilder.AddForeignKey(
+                name: "FK_Faculty_Campus_CampusId",
+                table: "Faculty",
+                column: "CampusId",
+                principalTable: "Campus",
+                principalColumn: "Id",
+                onDelete: ReferentialAction.SetNull);
+        }
+    }
+}

SqlData/Migrations/SqliteMigrations/Migrations/UberDbContextModelSnapshot.cs

@@ -15,7 +15,7 @@ namespace SqliteMigrations.Migrations
         protected override void BuildModel(ModelBuilder modelBuilder)
         {
 #pragma warning disable 612, 618
-            modelBuilder.HasAnnotation("ProductVersion", "8.0.6");
+            modelBuilder.HasAnnotation("ProductVersion", "8.0.10");
 
             modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Campus", b =>
                 {
@@ -69,9 +69,6 @@ namespace SqliteMigrations.Migrations
                         .ValueGeneratedOnAdd()
                         .HasColumnType("INTEGER");
 
-                    b.Property<int?>("CampusId")
-                        .HasColumnType("INTEGER");
-
                     b.Property<string>("Name")
                         .IsRequired()
                         .HasMaxLength(256)
@@ -79,8 +76,6 @@ namespace SqliteMigrations.Migrations
 
                     b.HasKey("Id");
 
-                    b.HasIndex("CampusId");
-
                     b.HasIndex("Id")
                         .IsUnique();
 
@@ -271,16 +266,6 @@ namespace SqliteMigrations.Migrations
                     b.ToTable("TypeOfOccupation", (string)null);
                 });
 
-            modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Faculty", b =>
-                {
-                    b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Campus", "Campus")
-                        .WithMany("Faculties")
-                        .HasForeignKey("CampusId")
-                        .OnDelete(DeleteBehavior.SetNull);
-
-                    b.Navigation("Campus");
-                });
-
             modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Group", b =>
                 {
                     b.HasOne("Mirea.Api.DataAccess.Domain.Schedule.Faculty", "Faculty")
@@ -367,8 +352,6 @@ namespace SqliteMigrations.Migrations
 
             modelBuilder.Entity("Mirea.Api.DataAccess.Domain.Schedule.Campus", b =>
                 {
-                    b.Navigation("Faculties");
-
                     b.Navigation("LectureHalls");
                 });
 

SqlData/Persistence/EntityTypeConfigurations/Mysql/Schedule/FacultyConfiguration.cs

@@ -14,13 +14,5 @@ public class FacultyConfiguration : IEntityTypeConfiguration<Faculty>
         builder.Property(f => f.Id).HasColumnType("INT").IsRequired().ValueGeneratedOnAdd();
 
         builder.Property(f => f.Name).HasColumnType("VARCHAR(256)").IsRequired().HasMaxLength(256);
-
-        builder.Property(f => f.CampusId).HasColumnType("INT");
-
-        builder
-            .HasOne(f => f.Campus)
-            .WithMany(c => c.Faculties)
-            .HasForeignKey(c => c.CampusId)
-            .OnDelete(DeleteBehavior.SetNull);
     }
 }

SqlData/Persistence/EntityTypeConfigurations/Postgresql/Schedule/FacultyConfiguration.cs

@@ -14,13 +14,5 @@ public class FacultyConfiguration : IEntityTypeConfiguration<Faculty>
         builder.Property(f => f.Id).HasColumnType("serial").IsRequired().ValueGeneratedOnAdd();
 
         builder.Property(f => f.Name).HasColumnType("text").IsRequired().HasMaxLength(256);
-
-        builder.Property(f => f.CampusId).HasColumnType("serial");
-
-        builder
-            .HasOne(f => f.Campus)
-            .WithMany(c => c.Faculties)
-            .HasForeignKey(c => c.CampusId)
-            .OnDelete(DeleteBehavior.SetNull);
     }
 }

SqlData/Persistence/EntityTypeConfigurations/Sqlite/Schedule/FacultyConfiguration.cs

@@ -14,13 +14,5 @@ public class FacultyConfiguration : IEntityTypeConfiguration<Faculty>
         builder.Property(f => f.Id).HasColumnType("INTEGER").IsRequired().ValueGeneratedOnAdd();
 
         builder.Property(f => f.Name).HasColumnType("TEXT").IsRequired().HasMaxLength(256);
-
-        builder.Property(f => f.CampusId).HasColumnType("INTEGER");
-
-        builder
-            .HasOne(f => f.Campus)
-            .WithMany(c => c.Faculties)
-            .HasForeignKey(c => c.CampusId)
-            .OnDelete(DeleteBehavior.SetNull);
     }
 }

SqlData/Persistence/Persistence.csproj

@@ -5,9 +5,9 @@
 		<ImplicitUsings>disable</ImplicitUsings>
 		<Nullable>enable</Nullable>
 		<Company>Winsomnia</Company>
-		<Version>1.0.1</Version>
+		<Version>1.0.2</Version>
-		<AssemblyVersion>1.0.3.1</AssemblyVersion>
+		<AssemblyVersion>1.0.3.2</AssemblyVersion>
-		<FileVersion>1.0.3.1</FileVersion>
+		<FileVersion>1.0.3.2</FileVersion>
 		<AssemblyName>Mirea.Api.DataAccess.Persistence</AssemblyName>
 		<RootNamespace>$(AssemblyName)</RootNamespace>
 	</PropertyGroup>