refactor: move database-related projects to separate folder
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using MediatR;
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namespace Mirea.Api.DataAccess.Application.Cqrs.Schedule.Queries.GetScheduleList;
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public class GetScheduleListQuery : IRequest<ScheduleListVm>
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{
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public int[]? GroupIds { get; set; }
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public int[]? DisciplineIds { get; set; }
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public int[]? LectureHallIds { get; set; }
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public int[]? ProfessorIds { get; set; }
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public bool? IsEven { get; set; }
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}
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using MediatR;
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using Microsoft.EntityFrameworkCore;
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using Mirea.Api.DataAccess.Application.Interfaces.DbContexts.Schedule;
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using System.Linq;
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using System.Threading;
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using System.Threading.Tasks;
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namespace Mirea.Api.DataAccess.Application.Cqrs.Schedule.Queries.GetScheduleList;
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public class GetScheduleListQueryHandler(ILessonDbContext dbContext) : IRequestHandler<GetScheduleListQuery, ScheduleListVm>
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{
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public async Task<ScheduleListVm> Handle(GetScheduleListQuery request, CancellationToken cancellationToken)
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{
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var query = dbContext.Lessons.AsQueryable();
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if (request.IsEven != null)
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query = query.Where(l => l.IsEven == request.IsEven);
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if (request.GroupIds != null && request.GroupIds.Length != 0)
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query = query.Where(l => request.GroupIds.Contains(l.GroupId));
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if (request.DisciplineIds != null && request.DisciplineIds.Length != 0)
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query = query.Where(l => request.DisciplineIds.Contains(l.DisciplineId));
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if (request.LectureHallIds != null && request.LectureHallIds.Length != 0)
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query = query.Where(l => l.LessonAssociations!.Any(la =>
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la.LectureHallId != null && request.LectureHallIds.Contains(la.LectureHallId.Value)));
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if (request.ProfessorIds != null && request.ProfessorIds.Length != 0)
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query = query.Where(l =>
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l.LessonAssociations!.Any(la =>
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la.ProfessorId != null && request.ProfessorIds.Contains(la.ProfessorId.Value)));
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var data = await query
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.Include(lesson => lesson.Discipline!)
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.Include(lesson => lesson.SpecificWeeks)
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.Include(lesson => lesson.Group!)
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.Include(lesson => lesson.LessonAssociations!)
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.ThenInclude(lessonAssociation => lessonAssociation.TypeOfOccupation!)
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.Include(lesson => lesson.LessonAssociations!)
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.ThenInclude(lessonAssociation => lessonAssociation.Professor)
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.Include(lesson => lesson.LessonAssociations!)
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.ThenInclude(lessonAssociation => lessonAssociation.LectureHall)
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.ThenInclude(lectureHall => lectureHall!.Campus).ToListAsync(cancellationToken);
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var result = data.Select(l => new ScheduleLookupDto()
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{
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DayOfWeek = l.DayOfWeek,
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PairNumber = l.PairNumber,
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IsEven = l.IsEven,
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TypeOfOccupations = l.LessonAssociations!
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.Where(la => !string.IsNullOrEmpty(la.TypeOfOccupation?.ShortName))
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.Select(la => la.TypeOfOccupation!.ShortName),
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Discipline = l.Discipline!.Name,
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DisciplineId = l.DisciplineId,
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IsExcludedWeeks = l.IsExcludedWeeks,
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Weeks = l.SpecificWeeks?.Select(w => w.WeekNumber),
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Group = l.Group!.Name,
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GroupId = l.GroupId,
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LectureHalls = l.LessonAssociations!
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.Where(la => !string.IsNullOrEmpty(la.LectureHall?.Name))
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.Select(la => la.LectureHall?.Name),
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LectureHallsId = l.LessonAssociations!
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.Where(la => la.LectureHallId != null)
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.Select(la => la.LectureHallId),
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Campus = l.LessonAssociations!
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.Where(la => !string.IsNullOrEmpty(la.LectureHall?.Campus?.CodeName))
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.Select(la => la.LectureHall?.Campus?.CodeName),
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CampusId = l.LessonAssociations!
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.Where(la => la.LectureHall?.Campus != null)
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.Select(la => la.LectureHall?.CampusId),
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Professors = l.LessonAssociations!
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.Where(la => !string.IsNullOrEmpty(la.Professor?.Name))
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.Select(la => la.Professor?.Name),
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ProfessorsId = l.LessonAssociations!
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.Where(la => la.ProfessorId != null)
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.Select(la => la.ProfessorId),
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LinkToMeet = l.LessonAssociations!.Select(la => la.LinkToMeet)
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}).ToList();
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return new ScheduleListVm
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{
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Schedules = result
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};
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}
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}
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@ -0,0 +1,14 @@
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using System.Collections.Generic;
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namespace Mirea.Api.DataAccess.Application.Cqrs.Schedule.Queries.GetScheduleList;
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/// <summary>
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/// Represents a view model for a list of schedules.
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/// </summary>
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public class ScheduleListVm
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{
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/// <summary>
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/// Gets or sets the list of schedules.
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/// </summary>
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public IList<ScheduleLookupDto> Schedules { get; set; } = new List<ScheduleLookupDto>();
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}
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using System;
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using System.Collections.Generic;
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namespace Mirea.Api.DataAccess.Application.Cqrs.Schedule.Queries.GetScheduleList;
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/// <summary>
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/// Represents a data transfer object for schedule lookup.
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/// </summary>
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public class ScheduleLookupDto
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{
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/// <summary>
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/// Gets or sets the day of the week.
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/// </summary>
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public DayOfWeek DayOfWeek { get; set; }
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/// <summary>
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/// Gets or sets the pair number.
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/// </summary>
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public int PairNumber { get; set; }
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/// <summary>
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/// Gets or sets a value indicating whether the pair is on an even week.
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/// </summary>
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public bool IsEven { get; set; }
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/// <summary>
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/// Gets or sets the name of the discipline.
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/// </summary>
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public required string Discipline { get; set; }
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/// <summary>
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/// Gets or sets the ID of the discipline.
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/// </summary>
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public required int DisciplineId { get; set; }
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/// <summary>
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/// Gets or sets exclude or include weeks for a specific discipline.
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/// </summary>
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public bool? IsExcludedWeeks { get; set; }
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/// <summary>
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/// The week numbers required for the correct display of the schedule.
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/// </summary>
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public IEnumerable<int>? Weeks { get; set; }
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/// <summary>
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/// Gets or sets the name of the group.
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/// </summary>
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public required string Group { get; set; }
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/// <summary>
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/// Gets or sets the ID of the group.
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/// </summary>
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public required int GroupId { get; set; }
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/// <summary>
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/// Gets or sets the type of occupation.
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/// </summary>
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public required IEnumerable<string> TypeOfOccupations { get; set; }
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/// <summary>
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/// Gets or sets the names of the lecture halls.
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/// </summary>
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public required IEnumerable<string?> LectureHalls { get; set; }
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/// <summary>
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/// Gets or sets the IDs of the lecture halls.
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/// </summary>
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public required IEnumerable<int?> LectureHallsId { get; set; }
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/// <summary>
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/// Gets or sets the names of the professors.
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/// </summary>
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public required IEnumerable<string?> Professors { get; set; }
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/// <summary>
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/// Gets or sets the IDs of the professors.
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/// </summary>
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public required IEnumerable<int?> ProfessorsId { get; set; }
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/// <summary>
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/// Gets or sets the names of the campuses.
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/// </summary>
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public required IEnumerable<string?> Campus { get; set; }
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/// <summary>
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/// Gets or sets the IDs of the campuses.
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/// </summary>
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public required IEnumerable<int?> CampusId { get; set; }
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/// <summary>
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/// Gets or sets the links to online meetings.
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/// </summary>
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public required IEnumerable<string?> LinkToMeet { get; set; }
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}
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