Academic-Affairs-System/src/Jiaowu.Api/Domain/Academic/NotificationEntities.cs

using Jiaowu.Api.Domain.Common;

namespace Jiaowu.Api.Domain.Academic;

public sealed class Notification : EntityBase
{
    public Guid UserId { get; set; }
    public required string Title { get; set; }
    public required string Content { get; set; }
    public NotificationCategory Category { get; set; } = NotificationCategory.General;
    public bool IsRead { get; set; }
    public string? LinkUrl { get; set; }
    public Guid? MessageDispatchId { get; set; }
    public MessageDispatch? MessageDispatch { get; set; }
}

public sealed class MessageDispatch : EntityBase
{
    public Guid SenderUserId { get; set; }
    public required string SenderName { get; set; }
    public required string Title { get; set; }
    public required string Content { get; set; }
    public NotificationCategory Category { get; set; } = NotificationCategory.General;
    public MessageAudienceType AudienceType { get; set; }
    public Guid? AudienceId { get; set; }
    public required string AudienceName { get; set; }
    public int RecipientCount { get; set; }
    public string? LinkUrl { get; set; }
    public ICollection<Notification> Notifications { get; set; } = [];
}

public enum NotificationCategory
{
    General = 1,
    Approval = 2,
    Schedule = 3,
    Grade = 4,
    Attendance = 5,
    CourseSelection = 6,
    Warning = 7
}

public enum MessageAudienceType
{
    School = 1,
    College = 2,
    TeachingTask = 3,
    Custom = 4
}