using System.ComponentModel.DataAnnotations; namespace DramaLing.Api.Models.DTOs.SpacedRepetition; /// /// 題目生成請求 /// public class QuestionRequest { /// /// 題型類型 /// [Required] [RegularExpression("^(vocab-choice|sentence-listening|sentence-fill|sentence-reorder)$")] public string QuestionType { get; set; } = string.Empty; }