93 lines
2.7 KiB
C#
93 lines
2.7 KiB
C#
using Entities.DTO;
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namespace TechHelper.Client.Exam
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{
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public class ExamStruct
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{
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public string Title { get; set; }
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public List<QuestionItem> Questions { get; set; } = new List<QuestionItem>();
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public class QuestionItem
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{
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public string Sequence { get; set; } = string.Empty;
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public string QuestionText { get; set; } = string.Empty;
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public float Score { get; set; }
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}
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}
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public class Student
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{
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public Guid Id { get; set; } = Guid.NewGuid();
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public string Name { get; set; } = string.Empty;
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}
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public class QuestionAnswerStatus
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{
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public string QuestionSequence { get; set; } = string.Empty; // 题目序号，例如 "1.1"
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public string QuestionText { get; set; } = string.Empty; // 题目文本
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public float QuestionScore { get; set; } // 题目分值
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public Dictionary<Guid, bool> StudentCorrectStatus { get; set; } = new Dictionary<Guid, bool>();
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// Key: Student.Id, Value: true 表示正确，false 表示错误
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}
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public class QuestionRowData
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{
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public ExamStruct.QuestionItem QuestionItem { get; set; } // 原始题目信息
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public Dictionary<Guid, bool> StudentAnswers { get; set; } = new Dictionary<Guid, bool>();
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}
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public static class ExamStructExtensions
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{
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public static ExamStruct GetStruct(this ExamDto dto)
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{
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if (dto == null)
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{
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return new ExamStruct { Title = "无效试卷", Questions = new List<ExamStruct.QuestionItem>() };
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}
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var examStruct = new ExamStruct
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{
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Title = dto.AssignmentTitle
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};
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GetSeqRecursive(dto.ExamStruct, null, examStruct.Questions);
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return examStruct;
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}
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/// <summary>
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/// 递归方法，用于生成所有题目和子题目的完整序号。
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/// </summary>
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/// <param name="currentGroup">当前正在处理的题目组。</param>
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/// <param name="parentSequence">当前题目组的父级序号（例如："1", "2.1"）。如果为空，则表示顶级题目组。</param>
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/// <param name="allQuestions">用于收集所有生成题目项的列表。</param>
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private static void GetSeqRecursive(
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QuestionGroupDto currentGroup,
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string? parentSequence,
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List<ExamStruct.QuestionItem> allQuestions)
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{
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string currentGroupSequence = parentSequence != null
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? $"{parentSequence}.{currentGroup.Index}"
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: currentGroup.Index.ToString();
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foreach (var subQuestion in currentGroup.SubQuestions)
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{
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string fullSequence = $"{currentGroupSequence}.{subQuestion.Index}";
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allQuestions.Add(new ExamStruct.QuestionItem
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{
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Sequence = fullSequence,
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QuestionText = subQuestion.Stem ?? string.Empty,
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Score = subQuestion.Score
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});
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}
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foreach (var subGroup in currentGroup.SubQuestionGroups)
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{
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GetSeqRecursive(subGroup, currentGroupSequence, allQuestions);
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}
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}
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}
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}
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