erp-platform/api/src/Kurs.Platform.Application.Contracts/Classroom/ClassroomDto.cs

using System;
using System.Text.Json;
using System.Text.Json.Serialization;
using Volo.Abp.Application.Dtos;

namespace Kurs.Platform.Classrooms;

public class ClassroomDto : FullAuditedEntityDto<Guid>
{
    public string Name { get; set; }
    public string Description { get; set; }
    public string Subject { get; set; }
    public Guid TeacherId { get; set; }
    public string TeacherName { get; set; }
    public DateTime ScheduledStartTime { get; set; }
    public DateTime? ScheduledEndTime { get; set; }
    public int Duration { get; set; }
    public DateTime? ActualStartTime { get; set; }
    public DateTime? ActualEndTime { get; set; }
    public int MaxParticipants { get; set; }
    public int ParticipantCount { get; set; }

    [JsonIgnore]
    public string SettingsJson { get; set; }
    public ClassroomSettingsDto SettingsDto
    {
        get
        {
            if (!string.IsNullOrEmpty(SettingsJson))
                return JsonSerializer.Deserialize<ClassroomSettingsDto>(SettingsJson);

            return new ClassroomSettingsDto();
        }
        set { SettingsJson = JsonSerializer.Serialize(value); }
    }
}

public class ClassroomSettingsDto
{
    public bool AllowHandRaise { get; set; }
    public bool AllowStudentChat { get; set; }
    public bool AllowPrivateMessages { get; set; }
    public bool AllowStudentScreenShare { get; set; }
    public string DefaultMicrophoneState { get; set; } = "muted"; // 'muted' | 'unmuted'
    public string DefaultCameraState { get; set; } = "off"; // 'on' | 'off'
    public string DefaultLayout { get; set; } = "grid";
    public bool AutoMuteNewParticipants { get; set; }
}

public class GetClassroomListDto : PagedAndSortedResultRequestDto
{
    public bool? IsActive { get; set; }
    public Guid? TeacherId { get; set; }
}

public class ClassroomAttendanceDto : EntityDto<Guid>
{
    public Guid SessionId { get; set; }
    public Guid StudentId { get; set; }
    public string StudentName { get; set; }
    public DateTime JoinTime { get; set; }
    public DateTime? LeaveTime { get; set; }
    public int TotalDurationMinutes { get; set; }
}