ANTOOZA-BACKEND/Domain/Entities/Developers/ApiRateLimit.cs

using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;

namespace Domain.Entities.Developers;

/// <summary>
/// 앱별 Rate limit override.
/// 기본값(60/min) 이외 한도가 필요한 앱만 row 추가.
/// </summary>
public class ApiRateLimit
{
    [ForeignKey(nameof(ApplicationID))]
    public virtual ApiApplication? Application { get; private set; }

    [Key]
    public int ID { get; private set; }

    public int ApplicationID { get; private set; }

    public int LimitPerMinute { get; private set; }

    public DateTime CreatedAt { get; private set; } = DateTime.UtcNow;

    public DateTime UpdatedAt { get; private set; } = DateTime.UtcNow;

    private ApiRateLimit() { }

    public static ApiRateLimit Create(int applicationID, int limitPerMinute)
    {
        return new ApiRateLimit
        {
            ApplicationID = applicationID,
            LimitPerMinute = limitPerMinute
        };
    }

    public void SetLimit(int limitPerMinute)
    {
        LimitPerMinute = limitPerMinute;
        UpdatedAt = DateTime.UtcNow;
    }
}