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SpecialX
2025-06-24 19:05:13 +08:00
parent 0ee411bf50
commit f9ff57ff72
15 changed files with 385 additions and 1173 deletions
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4
Entities/Contracts/AppMainStruct.cs
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@@ -70,8 +70,10 @@ namespace Entities.Contracts
public enum AssignmentStructType : byte
{
Question,
Composite,
Struct,
SubQuestion
SubQuestion,
Option
}
}

2
Entities/DTO/AssignmentQuestionDto.cs
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@@ -20,7 +20,7 @@ namespace Entities.DTO
public AssignmentStructType StructType { get; set; } = AssignmentStructType.Question;
public AssignmentQuestionDto? ParentAssignmentQuestion { get; set; }
public ICollection<AssignmentQuestionDto> ChildrenAssignmentQuestion { get; set; } = new List<AssignmentQuestionDto>();
public List<AssignmentQuestionDto> ChildrenAssignmentQuestion { get; set; } = new List<AssignmentQuestionDto>();
public QuestionDto? Question { get; set; }
}

23
TechHelper.Client/AuthProviders/TestAuthStateProvider.cs
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@@ -1,23 +0,0 @@
using Microsoft.AspNetCore.Components.Authorization;
using System.Security.Claims;
namespace TechHelper.Client.AuthProviders
{
public class TestAuthStateProvider : AuthenticationStateProvider
{
public override async Task<AuthenticationState> GetAuthenticationStateAsync()
{
var claims = new List<Claim>
{
new Claim(ClaimTypes.Name, "John Doe"),
new Claim(ClaimTypes.Role, "Administrator")
};
var anonymous = new ClaimsIdentity();
return await Task.FromResult(new AuthenticationState(new ClaimsPrincipal(anonymous)));
}
}
}

21
TechHelper.Client/Content/AutoMapperProFile.cs Normal file
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@@ -0,0 +1,21 @@
using AutoMapper;
using AutoMapper.Internal.Mappers;
using Entities.Contracts;
using Entities.DTO;
using TechHelper.Client.Exam;
namespace TechHelper.Context
{
public class AutoMapperProFile : Profile
{
public AutoMapperProFile()
{
CreateMap<QuestionEx, QuestionDto>()
.ForMember(d => d.Options, o => o.MapFrom(s => string.Join(Environment.NewLine, s.Options.Select(op => op.Text))));
CreateMap<AssignmentQuestionEx, AssignmentQuestionDto>()
.ForMember(d=>d.Description, o=>o.Ignore());
CreateMap<AssignmentEx, AssignmentDto>();
}
}
}

241
TechHelper.Client/Exam/Exam.cs
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@@ -5,245 +5,4 @@ using System.IO; // 用于 XML 反序列化
namespace TechHelper.Client.Exam
{
//[XmlRoot("EP")]
//public class StringsList
//{
// [XmlElement("Q")]
// public List<string> Items { get; set; }
//}
//// XML 根元素 <EP>
//[XmlRoot("EP")]
//public class ExamPaper
//{
// // XML 特性：<QGs> 包含 <QG> 列表
// [XmlArray("QGs")]
// [XmlArrayItem("QG")]
// [JsonProperty("QuestionGroups")]
// public List<QuestionGroup> QuestionGroups { get; set; } = new List<QuestionGroup>();
//}
//[XmlRoot("QG")]
//public class QuestionGroup
//{
// // JSON 特性
// [JsonProperty("题号")]
// // XML 特性：作为 <QG Id="X"> 属性
// [XmlAttribute("Id")]
// public byte Id { get; set; }
// [JsonProperty("标题")]
// [XmlElement("T")] // T for Title
// public string Title { get; set; }
// [JsonProperty("分值")]
// [XmlAttribute("S")] // S for Score
// public int Score { get; set; }
// [JsonProperty("题目引用")]
// [XmlElement("QR")] // QR for QuestionReference，作为 <QR> 元素
// public string QuestionReference { get; set; } = ""; // 初始化为空字符串
// [JsonProperty("子题目")]
// [XmlArray("SQs")] // SQs 包含 <SQ> 列表
// [XmlArrayItem("SQ")]
// public List<SubQuestion> SubQuestions { get; set; } = new List<SubQuestion>();
// [JsonProperty("子题组")]
// [XmlArray("SQGs")] // SQGs 包含 <QG> 列表 (嵌套题组)
// [XmlArrayItem("QG")]
// public List<QuestionGroup> SubQuestionGroups { get; set; } = new List<QuestionGroup>();
//}
//// 子题目类
//public class SubQuestion
//{
// [JsonProperty("子题号")]
// [XmlAttribute("Id")] // Id for SubId
// public byte SubId { get; set; }
// [JsonProperty("题干")]
// [XmlElement("T")] // T for Text (Stem)
// public string Stem { get; set; }
// [JsonProperty("分值")]
// [XmlAttribute("S")] // S for Score
// public int Score { get; set; } // 分值通常为整数
// [JsonProperty("选项")]
// [XmlArray("Os")] // Os 包含 <O> 列表
// [XmlArrayItem("O")]
// public List<Option> Options { get; set; } = new List<Option>();
// [JsonProperty("示例答案")]
// [XmlElement("SA")] // SA for SampleAnswer
// public string SampleAnswer { get; set; } = "";
//}
//// 选项类，用于适配 <O V="X"/> 结构
//public class Option
//{
// // XML 特性：作为 <O V="X"> 属性
// [XmlAttribute("V")] // V for Value
// // JSON 特性：如果 JSON 中的选项是 {"Value": "A"} 这样的对象，则需要 JsonProperty("Value")
// // 但如果 JSON 选项只是 ["A", "B"] 这样的字符串数组，则此Option类不适合JSON Options
// // 需要明确你的JSON Options的结构。我假设你JSON Options是 List<string>
// // 如果是 List<string>，则Options属性在SubQuestion中直接是List<string>，Option类则不需要
// // 但根据你的精简XML需求，Option类是必要的。
// // 所以这里需要你自己根据实际JSON Options结构选择。
// // 为了兼容XML，我会保留Option类，但如果JSON是List<string>，Options属性会很复杂
// public string Value { get; set; }
//}
//// 独立的服务类来处理序列化和反序列化
//public static class ExamParser
//{
// // JSON 反序列化方法
// public static List<T> ParseExamJson<T>(string jsonContent)
// {
// string cleanedJson = jsonContent.Trim();
// // 移除可能存在的 Markdown 代码块标记
// if (cleanedJson.StartsWith("```json") && cleanedJson.EndsWith("```"))
// {
// cleanedJson = cleanedJson.Substring("```json".Length, cleanedJson.Length - "```json".Length - "```".Length).Trim();
// }
// // 移除可能存在的单引号包围（如果 AI 偶尔会这样输出）
// if (cleanedJson.StartsWith("'") && cleanedJson.EndsWith("'"))
// {
// cleanedJson = cleanedJson.Substring(1, cleanedJson.Length - 2).Trim();
// }
// try
// {
// // 注意：这里假设你的 JSON 根直接是一个 QuestionGroup 列表
// // 如果你的 JSON 根是 { "QuestionGroups": [...] }，则需要先反序列化到 ExamPaper
// List<T> examQuestions = JsonConvert.DeserializeObject<List<T>>(cleanedJson);
// return examQuestions;
// }
// catch (JsonSerializationException ex)
// {
// Console.WriteLine($"JSON 反序列化错误: {ex.Message}");
// Console.WriteLine($"内部异常: {ex.InnerException?.Message}");
// return null;
// }
// catch (Exception ex)
// {
// Console.WriteLine($"处理错误: {ex.Message}");
// return null;
// }
// }
// #region TEST
// [XmlRoot("User")]
// public class User
// {
// [XmlAttribute("id")]
// public string Id { get; set; }
// [XmlElement("PersonalInfo")]
// public PersonalInfo PersonalInfo { get; set; }
// [XmlArray("Roles")] // 包装元素 <Roles>
// [XmlArrayItem("Role")] // 集合中的每个项是 <Role>
// public List<Role> Roles { get; set; } = new List<Role>();
// // 构造函数，方便测试
// public User() { }
// }
// public class PersonalInfo
// {
// [XmlElement("FullName")]
// public string FullName { get; set; }
// [XmlElement("EmailAddress")]
// public string EmailAddress { get; set; }
// // 构造函数，方便测试
// public PersonalInfo() { }
// }
// public class Role
// {
// [XmlAttribute("type")]
// public string Type { get; set; }
// // 构造函数，方便测试
// public Role() { }
// }
// #endregion
// // XML 反序列化方法
// public static T ParseExamXml<T>(string xmlContent)
// {
// string cleanedXml = xmlContent.Trim();
// if (cleanedXml.StartsWith("'") && cleanedXml.EndsWith("'"))
// {
// cleanedXml = cleanedXml.Substring(1, cleanedXml.Length - 2);
// }
// if (cleanedXml.StartsWith("```xml") && cleanedXml.EndsWith("```"))
// {
// cleanedXml = cleanedXml.Substring("```xml".Length, cleanedXml.Length - "```xml".Length - "```".Length).Trim();
// }
// XmlSerializer serializer = new XmlSerializer(typeof(T));
// using (StringReader reader = new StringReader(cleanedXml))
// {
// try
// {
// T user = (T)serializer.Deserialize(reader);
// return user;
// }
// catch (InvalidOperationException ex)
// {
// Console.WriteLine($"XML 反序列化操作错误: {ex.Message}");
// Console.WriteLine($"内部异常: {ex.InnerException?.Message}");
// return default(T);
// }
// catch (Exception ex)
// {
// Console.WriteLine($"处理错误: {ex.Message}");
// return default(T);
// }
// }
// }
// public static List<QuestionGroup> ParseExamXmlFormQG(string xmlContent)
// {
// // 移除可能存在的 Markdown 代码块标记
// if (xmlContent.StartsWith("```xml") && xmlContent.EndsWith("```"))
// {
// xmlContent = xmlContent.Substring("```xml".Length, xmlContent.Length - "```xml".Length - "```".Length).Trim();
// }
// var serializer = new XmlSerializer(typeof(List<QuestionGroup>), new XmlRootAttribute("QGs"));
// using (StringReader reader = new StringReader(xmlContent))
// {
// try
// {
// List<QuestionGroup> questionGroups = (List<QuestionGroup>)serializer.Deserialize(reader);
// return questionGroups;
// }
// catch (InvalidOperationException ex)
// {
// Console.WriteLine($"XML 反序列化操作错误: {ex.Message}");
// Console.WriteLine($"内部异常: {ex.InnerException?.Message}");
// return null;
// }
// catch (Exception ex)
// {
// Console.WriteLine($"处理错误: {ex.Message}");
// return null;
// }
// }
// }
//}
}

251
TechHelper.Client/Exam/ExamPaperExtensions .cs
View File

@@ -3,75 +3,12 @@ using System.Text.Json.Serialization;
using System.Text.Json;
using Entities.Contracts;
using Microsoft.Extensions.Options;
using AutoMapper;
namespace TechHelper.Client.Exam
{
public class ParentStructInfo
{
public string Number { get; set; }
public SubjectAreaEnum SubjectArea { get; set; }
public byte Index { get; set; }
}
public static class ExamPaperExtensions
{
public static AssignmentDto ConvertToExamDTO(this ExamPaper examPaper)
{
AssignmentDto dto = new AssignmentDto();
dto.Title = examPaper.AssignmentTitle;
dto.Description = examPaper.Description;
var SubjectArea = SubjectAreaEnum.Literature;
Enum.TryParse<SubjectAreaEnum>(examPaper.SubjectArea, out SubjectArea);
dto.SubjectArea = SubjectArea;
AssignmentQuestionDto examStruct = new AssignmentQuestionDto();
foreach (var qg in examPaper.QuestionGroups)
{
examStruct.ChildrenAssignmentQuestion.Add(ParseMajorQuestionGroup(qg));
examStruct.ChildrenAssignmentQuestion.Last().Index = (byte)(examStruct.ChildrenAssignmentQuestion.Count());
}
dto.ExamStruct = examStruct;
return dto;
}
private static AssignmentQuestionDto ParseMajorQuestionGroup(MajorQuestionGroup sqg)
{
var examStruct = new AssignmentQuestionDto();
examStruct.Title = sqg.Title;
examStruct.Score = sqg.Score;
if (sqg.SubQuestionGroups != null)
{
examStruct.ChildrenAssignmentQuestion = new List<AssignmentQuestionDto>();
sqg.SubQuestionGroups?.ForEach(ssqg =>
{
examStruct.ChildrenAssignmentQuestion.Add(ParseMajorQuestionGroup(ssqg));
examStruct.ChildrenAssignmentQuestion.Last().Index = (byte)(examStruct.ChildrenAssignmentQuestion.Count());
});
}
if (sqg.SubQuestions != null)
{
sqg.SubQuestions?.ForEach(sq =>
{
examStruct.ChildrenAssignmentQuestion.Add(ParseAssignmentQuestion(sq));
examStruct.ChildrenAssignmentQuestion.Last().Index = (byte)(examStruct.ChildrenAssignmentQuestion.Count());
});
}
return examStruct;
}
public static List<string> ParseOptionsFromText(this string optionsText)
{
@@ -79,197 +16,21 @@ namespace TechHelper.Client.Exam
.Where(line => !string.IsNullOrWhiteSpace(line)).ToList();
}
private static AssignmentQuestionDto ParseAssignmentQuestion(PaperQuestion sq)
{
var aq = new AssignmentQuestionDto();
aq.Score = sq.Score;
aq.Question = ParseQuestion(sq);
sq.SubQuestions?.ForEach(ssq =>
{
aq.ChildrenAssignmentQuestion.Add(ParseAssignmentQuestion(ssq));
aq.ChildrenAssignmentQuestion.Last().Index = (byte)aq.ChildrenAssignmentQuestion.Count;
});
return aq;
}
private static QuestionDto ParseQuestion(PaperQuestion sq)
{
var dq = new QuestionDto();
dq.Title = sq.Stem;
dq.Options = string.Join(Environment.NewLine, sq.Options.Select(opt => $"{opt.Label} {opt.Text}"));
return dq;
}
private static void ParseMajorQuestionGroup(MajorQuestionGroup qg, QuestionGroupDto qgd, bool isParentGroupValidChain)
{
qgd.Title = qg.Title;
qgd.Score = (int)qg.Score;
qgd.Descript = qg.Descript;
qgd.ValidQuestionGroup = !string.IsNullOrEmpty(qg.Descript) && !isParentGroupValidChain;
bool nextIsParentGroupValidChain = qgd.ValidQuestionGroup || isParentGroupValidChain;
if (qg.SubQuestionGroups != null)
{
qg.SubQuestionGroups.ForEach(sqg =>
{
var sqgd = new QuestionGroupDto();
sqgd.Index = (byte)qg.SubQuestionGroups.IndexOf(sqg);
ParseMajorQuestionGroup(sqg, sqgd, nextIsParentGroupValidChain);
qgd.SubQuestionGroups.Add(sqgd);
});
}
if (qg.SubQuestions != null)
{
qg.SubQuestions.ForEach(sq =>
{
if (sq.SubQuestions != null && sq.SubQuestions.Any())
{
var subQgd = new QuestionGroupDto
{
Title = sq.Stem,
Index = (byte)qg.SubQuestions.IndexOf(sq),
Score = (int)sq.Score,
Descript = "" // 默认为空
};
subQgd.ValidQuestionGroup = !string.IsNullOrEmpty(subQgd.Descript) && !nextIsParentGroupValidChain;
ParseQuestionWithSubQuestions(sq, subQgd, subQgd.ValidQuestionGroup || nextIsParentGroupValidChain);
qgd.SubQuestionGroups.Add(subQgd);
}
else // 如果 MajorQuestionGroup 下的 Question 没有子问题，则转为 SubQuestionDto
{
var subQd = new SubQuestionDto();
// 只有当所有父组（包括当前组）都不是有效组时，这个题目才有效
ParseSingleQuestion(sq, subQd, !nextIsParentGroupValidChain);
subQd.Index = (byte)qg.SubQuestions.IndexOf(sq);
qgd.SubQuestions.Add(subQd);
}
});
}
}
// 解析包含子问题的 Question，将其转换为 QuestionGroupDto
// isParentGroupValidChain 参数表示从顶层到当前组的任一父组是否已经是“有效组”
private static void ParseQuestionWithSubQuestions(PaperQuestion question, QuestionGroupDto qgd, bool isParentGroupValidChain)
{
qgd.Title = question.Stem;
qgd.Score = (int)question.Score;
qgd.Descript = ""; // 默认为空
// 判断当前组是否有效：如果有描述，并且其父级链中没有任何一个组是有效组，则当前组有效
qgd.ValidQuestionGroup = !string.IsNullOrEmpty(qgd.Descript) && !isParentGroupValidChain;
// 更新传递给子项的 isParentGroupValidChain 状态
bool nextIsParentGroupValidChain = qgd.ValidQuestionGroup || isParentGroupValidChain;
if (question.SubQuestions != null)
{
question.SubQuestions.ForEach(subQ =>
{
// 如果子问题本身还有子问题（多层嵌套），则继续创建 QuestionGroupDto
if (subQ.SubQuestions != null && subQ.SubQuestions.Any())
{
var nestedQgd = new QuestionGroupDto
{
Title = subQ.Stem,
Score = (int)subQ.Score,
Descript = "" // 默认为空
};
// 判断当前组是否有效：如果有描述，并且其父级链中没有任何一个组是有效组，则当前组有效
nestedQgd.ValidQuestionGroup = !string.IsNullOrEmpty(nestedQgd.Descript) && !nextIsParentGroupValidChain;
ParseQuestionWithSubQuestions(subQ, nestedQgd, nestedQgd.ValidQuestionGroup || nextIsParentGroupValidChain);
qgd.SubQuestionGroups.Add(nestedQgd);
}
else // 如果子问题没有子问题，则直接创建 SubQuestionDto
{
var subQd = new SubQuestionDto();
// 只有当所有父组（包括当前组）都不是有效组时，这个题目才有效
ParseSingleQuestion(subQ, subQd, !nextIsParentGroupValidChain);
qgd.SubQuestions.Add(subQd);
}
});
}
}
// 解析单个 Question (没有子问题) 为 SubQuestionDto
private static void ParseSingleQuestion(PaperQuestion question, SubQuestionDto subQd, bool validQ)
{
subQd.Stem = question.Stem;
subQd.Score = (int)question.Score;
subQd.ValidQuestion = validQ; // 根据传入的 validQ 确定是否是“有效题目”
subQd.SampleAnswer = question.SampleAnswer;
subQd.QuestionType = question.QuestionType;
// 注意：DifficultyLevel 在本地 Question 中没有，如果服务器需要，可能需要补充默认值或从其他地方获取
// subQd.DifficultyLevel = ...;
if (question.Options != null)
{
question.Options.ForEach(o =>
{
subQd.Options.Add(new OptionDto { Value = o.Label + o.Text });
});
}
}
public static void SeqIndex(this ExamDto dto)
public static void SeqIndex(this AssignmentDto dto)
{
dto.ExamStruct.SeqQGroupIndex();
}
public static void SeqQGroupIndex(this QuestionGroupDto dto)
public static void SeqQGroupIndex(this AssignmentQuestionDto dto)
{
dto.SubQuestions?.ForEach(sq =>
{
sq.Index = (byte)dto.SubQuestions.IndexOf(sq);
});
dto.SubQuestionGroups?.ForEach(sqg =>
foreach(var sqg in dto.ChildrenAssignmentQuestion)
{
sqg.Index = (byte)dto.SubQuestionGroups.IndexOf(sqg);
sqg.Index = (byte)dto.ChildrenAssignmentQuestion.IndexOf(sqg);
sqg.SeqQGroupIndex();
});
}
public static string SerializeExamDto(this ExamDto dto)
{
// 配置序列化选项（可选）
var options = new JsonSerializerOptions
{
WriteIndented = true,
PropertyNamingPolicy = JsonNamingPolicy.CamelCase,
DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull
};
return JsonSerializer.Serialize(dto, options);
}
public static ExamDto DeserializeExamDto(string jsonString)
{
var options = new JsonSerializerOptions
{
PropertyNamingPolicy = JsonNamingPolicy.CamelCase
};
return JsonSerializer.Deserialize<ExamDto>(jsonString, options);
}
}

710
TechHelper.Client/Exam/ExamParse.cs
View File

@@ -1,11 +1,17 @@
using Entities.DTO;
using System;
using System.Collections.Generic;
using System.Linq;
using Entities.Contracts; // 假设这些实体合约仍然是必需的
using System.Text.RegularExpressions;
using System.Text;
namespace TechHelper.Client.Exam
{
public enum ParseErrorType
{
Validation = 1,
DataParsing = 2,
Structural = 3,
RegexMatchIssue = 4,
UnexpectedError = 5
}
public class ParseError
{
@@ -26,7 +32,7 @@ namespace TechHelper.Client.Exam
public override string ToString()
{
var sb = new System.Text.StringBuilder();
var sb = new StringBuilder();
sb.Append($"[{Type}] {Message}");
if (Index.HasValue) sb.Append($" (Index: {Index.Value})");
if (!string.IsNullOrEmpty(MatchedText)) sb.Append($" (MatchedText: '{MatchedText}')");
@@ -35,47 +41,32 @@ namespace TechHelper.Client.Exam
}
}
public enum ParseErrorType
public class AssignmentEx
{
Validation = 1, // 输入验证失败
DataParsing = 2, // 数据解析失败（如数字转换）
Structural = 3, // 结构性问题（如选项没有对应的问题）
RegexMatchIssue = 4, // 正则表达式匹配结果不符合预期
UnexpectedError = 5 // 未预料到的通用错误
}
public class ExamPaper
{
public string AssignmentTitle { get; set; } = "未识别试卷标题";
public string Description { get; set; } = "未识别试卷描述";
public string SubjectArea { get; set; } = "试卷类别";
public List<MajorQuestionGroup> QuestionGroups { get; set; } = new List<MajorQuestionGroup>();
public List<PaperQuestion> TopLevelQuestions { get; set; } = new List<PaperQuestion>();
public string Title { get; set; } = "Title";
public string Description { get; set; } = "Description";
public SubjectAreaEnum SubjectArea { get; set; } = SubjectAreaEnum.Unknown;
public AssignmentQuestionEx ExamStruct { get; set; } = new AssignmentQuestionEx();
public List<ParseError> Errors { get; set; } = new List<ParseError>();
}
public class MajorQuestionGroup
public class AssignmentQuestionEx
{
public string Title { get; set; } = string.Empty;
public string Descript { get; set; } = string.Empty;
public string Description { get; set; } = string.Empty;
public byte Index { get; set; } = 0;
public float Score { get; set; }
public List<MajorQuestionGroup> SubQuestionGroups { get; set; } = new List<MajorQuestionGroup>();
public List<PaperQuestion> SubQuestions { get; set; } = new List<PaperQuestion>();
public QuestionEx? Question { get; set; }
public AssignmentStructType Type { get; set; }
public List<AssignmentQuestionEx> ChildrenAssignmentQuestion { get; set; } = new List<AssignmentQuestionEx>();
public int Priority { get; set; }
public bool bGroup { get; set; } = true;
}
public class PaperQuestion
public class QuestionEx
{
public string Number { get; set; } = string.Empty;
public string Stem { get; set; } = string.Empty;
public float Score { get; set; }
public string Title { get; set; } = string.Empty;
public string Answer { get; set; } = string.Empty;
public List<Option> Options { get; set; } = new List<Option>();
public List<PaperQuestion> SubQuestions { get; set; } = new List<PaperQuestion>();
public string SampleAnswer { get; set; } = string.Empty;
public string QuestionType { get; set; } = string.Empty;
public int Priority { get; set; }
}
public class Option
@@ -90,105 +81,96 @@ namespace TechHelper.Client.Exam
/// </summary>
public class RegexPatternConfig
{
public string Pattern { get; set; } // 正则表达式字符串
public int Priority { get; set; } // 优先级，数字越小优先级越高
public Regex Regex { get; private set; } // 编译后的Regex对象，用于性能优化
public string Pattern { get; set; }
public int Priority { get; set; }
public AssignmentStructType Type { get; set; }
public Regex Regex { get; private set; }
public RegexPatternConfig(string pattern, int priority)
public RegexPatternConfig(string pattern, int priority, AssignmentStructType type = AssignmentStructType.Question)
{
Pattern = pattern;
Priority = priority;
Regex = new Regex(pattern, RegexOptions.Multiline | RegexOptions.Compiled); // 多行模式，编译以提高性能
Type = type;
Regex = new Regex(pattern, RegexOptions.Multiline | RegexOptions.Compiled);
}
}
public enum ExamParserEnum
{
MajorQuestionGroupPatterns = 0,
QuestionPatterns,
OptionPatterns
}
/// <summary>
/// 试卷解析的配置类，包含所有正则表达式
/// </summary>
public class ExamParserConfig
{
public List<RegexPatternConfig> MajorQuestionGroupPatterns { get; set; } = new List<RegexPatternConfig>();
public List<RegexPatternConfig> QuestionPatterns { get; set; } = new List<RegexPatternConfig>();
public List<RegexPatternConfig> OptionPatterns { get; set; } = new List<RegexPatternConfig>();
public Regex ScoreRegex { get; private set; } // 独立的得分正则表达式
public ExamParserConfig()
{
MajorQuestionGroupPatterns.Add(new RegexPatternConfig(@"^([一二三四五六七八九十]+)[、\.]\s*(.+?)(?:\s*\(((\d+(?:\.\d+)?))\s*分\))?\s*$", 1));
QuestionPatterns.Add(new RegexPatternConfig(@"^\(([一二三四五六七八九十]{1,2}|十[一二三四五六七八九])\)\s*(.+?)(?:\s*\(((\d+(?:\.\d+)?))\s*分\))?\s*$", 1));
// 题目/题组模式：只匹配行开头，并按优先级区分
// Group 1: 编号部分
// Group 2: 题目/题组标题内容
// 例如：一. 这是大题一
QuestionPatterns.Add(new RegexPatternConfig(@"^([一二三四五六七八九十]+)[.\、]\s*(.+)", 1, AssignmentStructType.Struct));
// 例如：(一) 这是第一子题组
QuestionPatterns.Add(new RegexPatternConfig(@"^\(([一二三四五六七八九十]{1,2}|十[一二三四五六七八九])\)\s*(.+)", 2, AssignmentStructType.Composite));
// 例如：1. 这是第一道题目 或 1 这是第一道题目
QuestionPatterns.Add(new RegexPatternConfig(@"^(\d+)\.?\s*(.+)", 3, AssignmentStructType.Question));
// 例如：(1). 这是小问一 或 (1) 这是小问一
QuestionPatterns.Add(new RegexPatternConfig(@"^\((\d+)\)\.?\s*(.+)", 4, AssignmentStructType.Question));
// 例如：① 这是另一种小问 或 ①. 这是另一种小问 (如果 ① 后面会跟点，这个更通用)
// 如果 ① 后面通常没有点，但您希望它也能匹配，则保留原样或根据实际情况调整
QuestionPatterns.Add(new RegexPatternConfig(@"^[①②③④⑤⑥⑦⑧⑨⑩]+\.?\s*(.+)", 5, AssignmentStructType.Question));
// 模式 1: "1. 这是一个题目 (5分)" 或 "1. 这是一个题目"
QuestionPatterns.Add(new RegexPatternConfig(@"^(\d+)\.\s*(.+?)(?:\s*\(((\d+(?:\.\d+)?))\s*分\))?\s*$", 2));
// 模式 2: "(1) 这是一个子题目 (3分)" 或 "(1) 这是一个子题目"
QuestionPatterns.Add(new RegexPatternConfig(@"^\((\d+)\)\s*(.+?)(?:\s*\(((\d+(?:\.\d+)?))\s*分\))?\s*$", 3));
// 模式 3: "① 这是一个更深层次的子题目 (2分)" 或 "① 这是一个更深层次的子题目"
QuestionPatterns.Add(new RegexPatternConfig(@"^[①②③④⑤⑥⑦⑧⑨⑩]+\s*(.+?)(?:\s*\(((\d+(?:\.\d+)?))\s*分\))?\s*$", 4));
OptionPatterns.Add(new RegexPatternConfig(@"([A-Z]\.)\s*(.*?)(?=[A-Z]\.|$)", 1)); // 大写字母选项
OptionPatterns.Add(new RegexPatternConfig(@"([a-z]\.)\s*(.*?)(?=[a-z]\.|$)", 1)); // 小写字母选项
// 选项模式 (保持不变，使用 AssignmentStructType.Option 区分)
OptionPatterns.Add(new RegexPatternConfig(@"([A-Z]\.)\s*(.*?)(?=[A-Z]\.|$)", 1, AssignmentStructType.Option));
OptionPatterns.Add(new RegexPatternConfig(@"([a-z]\.)\s*(.*?)(?=[a-z]\.|$)", 2, AssignmentStructType.Option));
// 独立的得分正则表达式：匹配行末尾的 "(X分)" 格式
// Group 1: 捕获分数（如 "10" 或 "0.5"）
ScoreRegex = new Regex(@"(?:\s*\(((\d+(?:\.\d+)?))\s*分\)\s*$)", RegexOptions.Multiline | RegexOptions.Compiled);
}
}
public class PotentialMatch
{
public int StartIndex { get; set; }
public int EndIndex { get; set; } // 匹配到的结构在原始文本中的结束位置
public string MatchedText { get; set; } // 匹配到的完整行或段落
public Match RegexMatch { get; set; } // 原始的Regex.Match对象，方便获取捕获组
public RegexPatternConfig PatternConfig { get; set; } // 匹配到的模式配置
public MatchType Type { get; set; } // 枚举：MajorQuestionGroup, Question, Option, etc.
public int EndIndex { get; set; }
public string MatchedText { get; set; }
public Match RegexMatch { get; set; }
public RegexPatternConfig PatternConfig { get; set; }
}
public enum MatchType
{
MajorQuestionGroup,
Question,
Option,
Other // 如果有其他需要识别的类型
}
/// <summary>
/// 负责扫描原始文本，收集所有潜在的匹配项（题组、题目、选项）。
/// 它只进行匹配，不进行结构化归属。
/// </summary>
public class ExamDocumentScanner
{
private readonly ExamParserConfig _config;
public ExamDocumentScanner(ExamParserConfig config)
{
_config = config ?? throw new ArgumentNullException(nameof(config)); // 确保配置不为空
_config = config ?? throw new ArgumentNullException(nameof(config));
}
/// <summary>
/// 扫描给定的文本，返回所有潜在的匹配项，并按起始位置排序。
/// </summary>
/// <param name="text">要扫描的文本</param>
/// <returns>所有匹配到的 PotentialMatch 列表</returns>
public List<PotentialMatch> Scan(string text)
public List<PotentialMatch> Scan(string text, List<ParseError> errors)
{
if (string.IsNullOrEmpty(text))
{
return new List<PotentialMatch>(); // 对于空文本，直接返回空列表
return new List<PotentialMatch>();
}
var allPotentialMatches = new List<PotentialMatch>();
var allPatternConfigs = new List<RegexPatternConfig>();
allPatternConfigs.AddRange(_config.QuestionPatterns);
allPatternConfigs.AddRange(_config.OptionPatterns);
// 扫描所有题组模式
foreach (var patternConfig in _config.MajorQuestionGroupPatterns)
foreach (var patternConfig in allPatternConfigs)
{
try
{
foreach (Match match in patternConfig.Regex.Matches(text))
{
@@ -199,46 +181,16 @@ namespace TechHelper.Client.Exam
MatchedText = match.Value,
RegexMatch = match,
PatternConfig = patternConfig,
Type = MatchType.MajorQuestionGroup
});
}
}
// 扫描所有题目模式
foreach (var patternConfig in _config.QuestionPatterns)
catch (Exception ex)
{
foreach (Match match in patternConfig.Regex.Matches(text))
{
allPotentialMatches.Add(new PotentialMatch
{
StartIndex = match.Index,
EndIndex = match.Index + match.Length,
MatchedText = match.Value,
RegexMatch = match,
PatternConfig = patternConfig,
Type = MatchType.Question
});
errors.Add(new ParseError(ParseErrorType.UnexpectedError,
$"An error occurred during regex matching for pattern: '{patternConfig.Pattern}'.",
innerException: ex));
}
}
// 扫描所有选项模式
foreach (var patternConfig in _config.OptionPatterns)
{
foreach (Match match in patternConfig.Regex.Matches(text))
{
allPotentialMatches.Add(new PotentialMatch
{
StartIndex = match.Index,
EndIndex = match.Index + match.Length,
MatchedText = match.Value,
RegexMatch = match,
PatternConfig = patternConfig,
Type = MatchType.Option
});
}
}
// 统一按起始位置排序
return allPotentialMatches.OrderBy(pm => pm.StartIndex).ToList();
}
}
@@ -252,35 +204,8 @@ namespace TechHelper.Client.Exam
_config = config ?? throw new ArgumentNullException(nameof(config), "ExamParserConfig cannot be null.");
}
///
/// 一.基础
/// 1.听写
/// 2.阅读
/// 二.提升
/// 1.阅读
/// (1).选择
/// (2).填空
/// 三.写
/// (一)课文
///
///
///
/// <summary>
/// Builds the ExamPaper structure from raw text and potential matches.
/// Collects and returns parsing errors encountered during the process.
/// </summary>
/// <param name="fullExamText">The complete text of the exam paper.</param>
/// <param name="allPotentialMatches">A list of all identified potential matches.</param>
/// <returns>An ExamPaper object containing the parsed structure and a list of errors.</returns>
/// <exception cref="ArgumentException">Thrown if fullExamText is null or empty.</exception>
/// <exception cref="ArgumentNullException">Thrown if allPotentialMatches is null.</exception>
public ExamPaper BuildExam(string fullExamText, List<PotentialMatch> allPotentialMatches)
public AssignmentEx BuildExam(string fullExamText, List<PotentialMatch> allPotentialMatches)
{
// 核心输入验证仍然是必要的，因为这些错误是无法恢复的
if (string.IsNullOrWhiteSpace(fullExamText))
{
throw new ArgumentException("Full exam text cannot be null or empty.", nameof(fullExamText));
@@ -290,270 +215,79 @@ namespace TechHelper.Client.Exam
throw new ArgumentNullException(nameof(allPotentialMatches), "Potential matches list cannot be null.");
}
var examPaper = new ExamPaper(); // ExamPaper 现在包含一个 Errors 列表
// 尝试获取试卷标题
var assignment = new AssignmentEx();
try
{
examPaper.AssignmentTitle = GetExamTitle(fullExamText);
assignment.Title = GetExamTitle(fullExamText);
}
catch (Exception ex)
{
// 如果获取标题失败，记录错误而不是抛出致命异常
examPaper.Errors.Add(new ParseError(ParseErrorType.UnexpectedError, "Failed to extract exam title.", innerException: ex));
examPaper.AssignmentTitle = "未识别试卷标题"; // 提供默认值
assignment.Errors.Add(new ParseError(ParseErrorType.UnexpectedError, "Failed to extract exam title.", innerException: ex));
assignment.Title = "未识别试卷标题";
}
var majorQGStack = new Stack<MajorQuestionGroup>();
MajorQuestionGroup currentMajorQG = null;
var questionStack = new Stack<PaperQuestion>();
PaperQuestion currentQuestion = null;
var assignmentQuestionStack = new Stack<AssignmentQuestionEx>();
var rootAssignmentQuestion = new AssignmentQuestionEx { Type = AssignmentStructType.Struct, Priority = 0, Title = "Root Exam Structure" };
assignmentQuestionStack.Push(rootAssignmentQuestion);
assignment.ExamStruct = rootAssignmentQuestion;
int currentContentStart = 0;
// 处理试卷开头的描述性文本
if (allPotentialMatches.Any() && allPotentialMatches[0].StartIndex > 0)
{
string introText = fullExamText.Substring(0, allPotentialMatches[0].StartIndex).Trim();
if (!string.IsNullOrWhiteSpace(introText))
{
examPaper.Description += (string.IsNullOrWhiteSpace(examPaper.Description) ? "" : "\n") + introText;
assignment.Description += (string.IsNullOrWhiteSpace(assignment.Description) ? "" : "\n") + introText;
}
}
currentContentStart = allPotentialMatches[0].StartIndex;
currentContentStart = allPotentialMatches.Any() ? allPotentialMatches[0].StartIndex : 0;
for (int i = 0; i < allPotentialMatches.Count; i++)
{
var pm = allPotentialMatches[i];
try
{
// **数据验证：不再抛出，而是记录错误**
if (pm.StartIndex < currentContentStart || pm.EndIndex > fullExamText.Length || pm.StartIndex > pm.EndIndex)
if (!IsValidPotentialMatch(pm, i, fullExamText.Length, currentContentStart, assignment.Errors))
{
examPaper.Errors.Add(new ParseError(ParseErrorType.Validation,
$"PotentialMatch at index {i} has invalid start/end indices. Start: {pm.StartIndex}, End: {pm.EndIndex}, CurrentContentStart: {currentContentStart}, FullTextLength: {fullExamText.Length}",
index: i, matchedText: pm.MatchedText));
currentContentStart = Math.Max(currentContentStart, pm.EndIndex); // 尝试跳过这个损坏的匹配项
continue; // 跳过当前循环迭代，处理下一个匹配项
}
if (pm.RegexMatch == null || pm.PatternConfig == null)
{
examPaper.Errors.Add(new ParseError(ParseErrorType.Validation,
$"PotentialMatch at index {i} is missing RegexMatch or PatternConfig.",
index: i, matchedText: pm.MatchedText));
currentContentStart = Math.Max(currentContentStart, pm.EndIndex); // 尝试跳过这个损坏的匹配项
continue; // 跳过当前循环迭代，处理下一个匹配项
currentContentStart = Math.Max(currentContentStart, pm.EndIndex);
continue;
}
string precedingText = fullExamText.Substring(currentContentStart, pm.StartIndex - currentContentStart).Trim();
if (!string.IsNullOrWhiteSpace(precedingText))
{
if (currentQuestion != null)
if (assignmentQuestionStack.Peek().Question != null)
{
// 将 examPaper.Errors 传递给 ProcessQuestionContent 收集错误
ProcessQuestionContent(currentQuestion, precedingText,
GetSubMatchesForRange(allPotentialMatches, currentContentStart, pm.StartIndex, examPaper.Errors),
examPaper.Errors);
}
else if (currentMajorQG != null)
{
currentMajorQG.Descript += (string.IsNullOrWhiteSpace(currentMajorQG.Descript) ? "" : "\n") + precedingText;
ProcessQuestionContent(assignmentQuestionStack.Peek(), precedingText, assignment.Errors);
}
else
{
examPaper.Description += (string.IsNullOrWhiteSpace(examPaper.Description) ? "" : "\n") + precedingText;
assignment.Description += (string.IsNullOrWhiteSpace(assignment.Description) ? "" : "\n") + precedingText;
}
}
if (pm.Type == MatchType.MajorQuestionGroup)
if (pm.PatternConfig.Type == AssignmentStructType.Option)
{
// 对 MajorQuestionGroup 的处理
try
{
while (majorQGStack.Any() && pm.PatternConfig.Priority <= majorQGStack.Peek().Priority)
{
majorQGStack.Pop();
}
// RegexMatch Groups 验证：不再抛出，记录错误
if (pm.RegexMatch.Groups.Count < 2 || string.IsNullOrWhiteSpace(pm.RegexMatch.Groups[1].Value))
{
examPaper.Errors.Add(new ParseError(ParseErrorType.RegexMatchIssue,
$"MajorQuestionGroup match at index {i} does not have enough regex groups or a valid title group (Group 1). Skipping this group.",
index: i, matchedText: pm.MatchedText));
currentContentStart = pm.EndIndex; // 继续，尝试跳过此项
continue;
}
float score = 0;
// 使用 float.TryParse 避免异常
if (pm.RegexMatch.Groups.Count > 3 && pm.RegexMatch.Groups[4].Success) // 假设纯数字分数是 Group 4
{
if (!float.TryParse(pm.RegexMatch.Groups[4].Value, out score))
{
examPaper.Errors.Add(new ParseError(ParseErrorType.DataParsing,
$"Failed to parse score '{pm.RegexMatch.Groups[4].Value}' for MajorQuestionGroup at index {i}. Defaulting to 0.",
index: i, matchedText: pm.MatchedText));
}
}
MajorQuestionGroup newMajorQG = new MajorQuestionGroup
{
Title = pm.RegexMatch.Groups[2].Value.Trim(), // 标题是 Group 2
Score = score,
Priority = pm.PatternConfig.Priority,
bGroup = true
};
if (majorQGStack.Any())
{
majorQGStack.Peek().SubQuestionGroups.Add(newMajorQG);
HandleOptionMatch(pm, i, assignmentQuestionStack.Peek(), assignment.Errors);
}
else
{
examPaper.QuestionGroups.Add(newMajorQG);
HandleQuestionGroupMatch(pm, i, assignmentQuestionStack, assignment.Errors);
}
currentContentStart = pm.EndIndex;
majorQGStack.Push(newMajorQG);
currentMajorQG = newMajorQG;
questionStack.Clear();
currentQuestion = null;
}
catch (Exception ex)
{
examPaper.Errors.Add(new ParseError(ParseErrorType.UnexpectedError,
$"An unexpected error occurred during processing MajorQuestionGroup at index {i}.",
index: i, matchedText: pm.MatchedText, innerException: ex));
currentContentStart = pm.EndIndex; // 尝试跳过此项
continue;
}
}
else if (pm.Type == MatchType.Question)
{
// 对 Question 的处理
try
{
while (questionStack.Any() && pm.PatternConfig.Priority <= questionStack.Peek().Priority)
{
questionStack.Pop();
}
// RegexMatch Groups 验证
if (pm.RegexMatch.Groups.Count < 3 || string.IsNullOrWhiteSpace(pm.RegexMatch.Groups[1].Value) || string.IsNullOrWhiteSpace(pm.RegexMatch.Groups[2].Value))
{
examPaper.Errors.Add(new ParseError(ParseErrorType.RegexMatchIssue,
$"Question match at index {i} does not have enough regex groups or valid number/text groups (Group 1/2). Skipping this question.",
index: i, matchedText: pm.MatchedText));
currentContentStart = pm.EndIndex; // 尝试跳过此项
continue;
}
float score = 0;
// 使用 float.TryParse 避免异常
if (pm.RegexMatch.Groups.Count > 4 && pm.RegexMatch.Groups[4].Success) // 假设纯数字分数是 Group 4
{
if (!float.TryParse(pm.RegexMatch.Groups[4].Value, out score))
{
examPaper.Errors.Add(new ParseError(ParseErrorType.DataParsing,
$"Failed to parse score '{pm.RegexMatch.Groups[4].Value}' for Question at index {i}. Defaulting to 0.",
index: i, matchedText: pm.MatchedText));
}
}
PaperQuestion newQuestion = new PaperQuestion
{
Number = pm.RegexMatch.Groups[1].Value.Trim(),
Stem = pm.RegexMatch.Groups[2].Value.Trim(),
Priority = pm.PatternConfig.Priority,
Score = score // 赋值解析到的分数
};
if (questionStack.Any())
{
questionStack.Peek().SubQuestions.Add(newQuestion);
}
else if (currentMajorQG != null)
{
currentMajorQG.SubQuestions.Add(newQuestion);
}
else
{
examPaper.TopLevelQuestions.Add(newQuestion);
}
currentContentStart = pm.EndIndex;
questionStack.Push(newQuestion);
currentQuestion = newQuestion;
}
catch (Exception ex)
{
examPaper.Errors.Add(new ParseError(ParseErrorType.UnexpectedError,
$"An unexpected error occurred during processing Question at index {i}.",
index: i, matchedText: pm.MatchedText, innerException: ex));
currentContentStart = pm.EndIndex; // 尝试跳过此项
continue;
}
}
else if (pm.Type == MatchType.Option)
{
// 对 Option 的处理
try
{
if (currentQuestion != null)
{
// RegexMatch Groups 验证
if (pm.RegexMatch.Groups.Count < 3 || string.IsNullOrWhiteSpace(pm.RegexMatch.Groups[1].Value) || string.IsNullOrWhiteSpace(pm.RegexMatch.Groups[2].Value))
{
examPaper.Errors.Add(new ParseError(ParseErrorType.RegexMatchIssue,
$"Option match at index {i} does not have enough regex groups or valid label/text groups (Group 1/2). Skipping this option.",
index: i, matchedText: pm.MatchedText));
currentContentStart = pm.EndIndex; // 尝试跳过此项
continue;
}
Option newOption = new Option
{
Label = pm.RegexMatch.Groups[1].Value.Trim(),
Text = pm.RegexMatch.Groups[2].Value.Trim()
};
currentQuestion.Options.Add(newOption);
}
else
{
// 结构性问题：找到孤立的选项，记录错误但继续
examPaper.Errors.Add(new ParseError(ParseErrorType.Structural,
$"Found isolated Option at index {i}. Options must belong to a question. Ignoring this option.",
index: i, matchedText: pm.MatchedText));
}
}
catch (Exception ex)
{
examPaper.Errors.Add(new ParseError(ParseErrorType.UnexpectedError,
$"An unexpected error occurred during processing Option at index {i}.",
index: i, matchedText: pm.MatchedText, innerException: ex));
// 这里不需要 `continue`，因为即使出错也可能只是该选项的问题，不影响后续处理
}
}
currentContentStart = pm.EndIndex; // 更新当前内容起点
}
catch (Exception ex)
{
// 捕获任何在处理单个 PotentialMatch 过程中未被更具体 catch 块捕获的意外错误
examPaper.Errors.Add(new ParseError(ParseErrorType.UnexpectedError,
assignment.Errors.Add(new ParseError(ParseErrorType.UnexpectedError,
$"An unexpected error occurred during main loop processing of PotentialMatch at index {i}.",
index: i, matchedText: pm.MatchedText, innerException: ex));
currentContentStart = Math.Max(currentContentStart, pm.EndIndex); // 尝试跳过当前匹配项，继续下一项
// 这里不 `continue` 是因为外层循环会推进 `i`，但确保 `currentContentStart` 更新以避免无限循环
currentContentStart = Math.Max(currentContentStart, pm.EndIndex);
}
}
// --- 处理所有匹配项之后的剩余内容 ---
if (currentContentStart < fullExamText.Length)
{
try
@@ -561,171 +295,177 @@ namespace TechHelper.Client.Exam
string remainingText = fullExamText.Substring(currentContentStart).Trim();
if (!string.IsNullOrWhiteSpace(remainingText))
{
if (currentQuestion != null)
if (assignmentQuestionStack.Peek().Question != null)
{
ProcessQuestionContent(currentQuestion, remainingText,
GetSubMatchesForRange(allPotentialMatches, currentContentStart, fullExamText.Length, examPaper.Errors),
examPaper.Errors);
}
else if (currentMajorQG != null)
{
currentMajorQG.Descript += (string.IsNullOrWhiteSpace(currentMajorQG.Descript) ? "" : "\n") + remainingText;
ProcessQuestionContent(assignmentQuestionStack.Peek(), remainingText, assignment.Errors);
}
else
{
examPaper.Description += (string.IsNullOrWhiteSpace(examPaper.Description) ? "" : "\n") + remainingText;
assignment.Description += (string.IsNullOrWhiteSpace(assignment.Description) ? "" : "\n") + remainingText;
}
}
}
catch (Exception ex)
{
examPaper.Errors.Add(new ParseError(ParseErrorType.UnexpectedError,
assignment.Errors.Add(new ParseError(ParseErrorType.UnexpectedError,
"An unexpected error occurred while processing remaining text after all potential matches.",
innerException: ex));
}
}
return examPaper;
return assignment;
}
/// <summary>
/// Extracts the exam title (simple implementation).
/// Logs errors to the provided error list instead of throwing.
/// </summary>
private string GetExamTitle(string examPaperText)
private bool IsValidPotentialMatch(PotentialMatch pm, int index, int fullTextLength, int currentContentStart, List<ParseError> errors)
{
// 内部不再直接抛出异常，而是让外部的 try-catch 负责
var firstLine = examPaperText.Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries)
.FirstOrDefault(line => !string.IsNullOrWhiteSpace(line));
return firstLine ?? "未识别试卷标题";
}
/// <summary>
/// Gets a subset of the given PotentialMatch list within a specified range.
/// Logs errors to the provided error list instead of throwing.
/// </summary>
private List<PotentialMatch> GetSubMatchesForRange(List<PotentialMatch> allMatches, int start, int end, List<ParseError> errors)
{
// 输入验证，如果输入错误，记录错误并返回空列表
if (start < 0 || end < start)
if (pm.StartIndex < currentContentStart || pm.EndIndex > fullTextLength || pm.StartIndex > pm.EndIndex)
{
errors.Add(new ParseError(ParseErrorType.Validation,
$"Invalid range provided to GetSubMatchesForRange. Start: {start}, End: {end}.",
index: start)); // 使用 start 作为大概索引
return new List<PotentialMatch>();
$"PotentialMatch at index {index} has invalid start/end indices. Start: {pm.StartIndex}, End: {pm.EndIndex}, CurrentContentStart: {currentContentStart}, FullTextLength: {fullTextLength}",
index: index, matchedText: pm.MatchedText));
return false;
}
// allMatches 为 null 的情况已经在 BuildExamPaper 顶部处理，这里为了方法的健壮性可以再加一次检查
if (allMatches == null)
if (pm.RegexMatch == null || pm.PatternConfig == null)
{
return new List<PotentialMatch>();
errors.Add(new ParseError(ParseErrorType.Validation,
$"PotentialMatch at index {index} is missing RegexMatch or PatternConfig.",
index: index, matchedText: pm.MatchedText));
return false;
}
return true;
}
private void HandleQuestionGroupMatch(PotentialMatch pm, int index, Stack<AssignmentQuestionEx> assignmentQuestionStack, List<ParseError> errors)
{
try
{
return allMatches.Where(pm => pm.StartIndex >= start && pm.StartIndex < end).ToList();
while (assignmentQuestionStack.Count > 1 && pm.PatternConfig.Priority <= assignmentQuestionStack.Peek().Priority)
{
assignmentQuestionStack.Pop();
}
// 验证捕获组：Group 1 是编号，Group 2 是题目内容
if (pm.RegexMatch.Groups.Count < 3 || !pm.RegexMatch.Groups[1].Success || string.IsNullOrWhiteSpace(pm.RegexMatch.Groups[2].Value))
{
errors.Add(new ParseError(ParseErrorType.RegexMatchIssue,
$"Question/Group match at index {index} does not have enough regex groups (expected 3 for number and title) or a valid title group (Group 2). Skipping this group.",
index: index, matchedText: pm.MatchedText));
return;
}
float score = 0;
// 尝试从 MatchedText 的末尾匹配分数
Match scoreMatch = _config.ScoreRegex.Match(pm.MatchedText);
if (scoreMatch.Success && scoreMatch.Groups.Count > 1 && scoreMatch.Groups[1].Success)
{
if (!float.TryParse(scoreMatch.Groups[1].Value, out score))
{
errors.Add(new ParseError(ParseErrorType.DataParsing,
$"Failed to parse score '{scoreMatch.Groups[1].Value}' for match at index {index}. Defaulting to 0.",
index: index, matchedText: pm.MatchedText));
}
// 从 MatchedText 中移除分数部分，使其只包含编号和标题
// 注意：这里修改的是pm.MatchedText，这不会影响原始文本，只是当前匹配项的“内容”
pm.MatchedText = pm.MatchedText.Substring(0, scoreMatch.Index).Trim();
}
// 提取标题，这里使用 Group 2 的值，它不包含分数
string title = pm.RegexMatch.Groups[2].Value.Trim();
AssignmentQuestionEx newAssignmentQuestion;
if (pm.PatternConfig.Type == AssignmentStructType.Struct)
{
newAssignmentQuestion = new AssignmentQuestionEx
{
Title = title,
Score = score,
Priority = pm.PatternConfig.Priority,
Type = pm.PatternConfig.Type
};
}
else // AssignmentStructType.Question 类型
{
newAssignmentQuestion = new AssignmentQuestionEx
{
Priority = pm.PatternConfig.Priority,
Type = pm.PatternConfig.Type,
Score = score,
Question = new QuestionEx
{
Title = title,
}
};
}
assignmentQuestionStack.Peek().ChildrenAssignmentQuestion.Add(newAssignmentQuestion);
assignmentQuestionStack.Push(newAssignmentQuestion);
}
catch (Exception ex)
{
errors.Add(new ParseError(ParseErrorType.UnexpectedError,
$"An unexpected error occurred getting sub-matches for range [{start}, {end}).",
innerException: ex));
return new List<PotentialMatch>(); // 出错时返回空列表
$"An unexpected error occurred during processing a non-option match (type: {pm.PatternConfig.Type}) at index {index}.",
index: index, matchedText: pm.MatchedText, innerException: ex));
}
}
/// <summary>
/// Processes the content of a Question, mainly for parsing Options and identifying unstructured text.
/// Logs errors to the provided error list instead of throwing.
/// </summary>
private void ProcessQuestionContent(PaperQuestion question, string contentText, List<PotentialMatch> potentialMatchesInScope, List<ParseError> errors)
private void HandleOptionMatch(PotentialMatch pm, int index, AssignmentQuestionEx currentAssignmentQuestion, List<ParseError> errors)
{
// 参数验证，这些是内部方法的契约，如果违反则直接抛出，因为这意味着调用者有错
if (question == null) throw new ArgumentNullException(nameof(question), "Question cannot be null in ProcessQuestionContent.");
if (contentText == null) throw new ArgumentNullException(nameof(contentText), "Content text cannot be null in ProcessQuestionContent.");
if (potentialMatchesInScope == null) throw new ArgumentNullException(nameof(potentialMatchesInScope), "Potential matches in scope cannot be null.");
try
{
int lastOptionEndIndex = 0;
foreach (var pm in potentialMatchesInScope.OrderBy(p => p.StartIndex))
if (currentAssignmentQuestion.Question == null)
{
// 对每个匹配项的内部处理，记录错误但继续
try
{
if (pm.Type == MatchType.Option)
{
// 验证索引，记录错误但继续
if (pm.StartIndex < lastOptionEndIndex || pm.StartIndex > contentText.Length || pm.EndIndex > contentText.Length)
{
errors.Add(new ParseError(ParseErrorType.Validation,
$"Option match at index {pm.StartIndex} has invalid indices within content text. MatchedText: '{pm.MatchedText}'. Skipping.",
index: pm.StartIndex, matchedText: pm.MatchedText));
continue; // 跳过当前选项
errors.Add(new ParseError(ParseErrorType.Structural,
$"Found isolated Option at index {index}. Options must belong to a 'Question' type structure. Ignoring this option.",
index: index, matchedText: pm.MatchedText));
return;
}
// 处理选项前的文本
if (pm.StartIndex > lastOptionEndIndex)
{
string textBeforeOption = contentText.Substring(lastOptionEndIndex, pm.StartIndex - lastOptionEndIndex).Trim();
if (!string.IsNullOrWhiteSpace(textBeforeOption))
{
question.Stem += (string.IsNullOrWhiteSpace(question.Stem) ? "" : "\n") + textBeforeOption;
}
}
// RegexMatch Groups 验证，记录错误但继续
if (pm.RegexMatch.Groups.Count < 3 || string.IsNullOrWhiteSpace(pm.RegexMatch.Groups[1].Value) || string.IsNullOrWhiteSpace(pm.RegexMatch.Groups[2].Value))
if (pm.RegexMatch.Groups.Count < 3 || !pm.RegexMatch.Groups[1].Success || string.IsNullOrWhiteSpace(pm.RegexMatch.Groups[2].Value))
{
errors.Add(new ParseError(ParseErrorType.RegexMatchIssue,
$"Option regex match '{pm.MatchedText}' does not have enough groups (expected 3) for label and text. Skipping option.",
index: pm.StartIndex, matchedText: pm.MatchedText));
lastOptionEndIndex = pm.EndIndex; // 更新索引，避免卡死
continue; // 跳过当前选项
$"Option match at index {index} does not have enough regex groups or valid label/text groups (Group 1/2). Skipping this option.",
index: index, matchedText: pm.MatchedText));
return;
}
var newOption = new Option
Option newOption = new Option
{
Label = pm.RegexMatch.Groups[1].Value.Trim(),
Text = pm.RegexMatch.Groups[2].Value.Trim()
};
question.Options.Add(newOption);
lastOptionEndIndex = pm.EndIndex;
}
else
{
question.Stem += contentText;
}
}
catch (Exception innerEx)
{
errors.Add(new ParseError(ParseErrorType.UnexpectedError,
$"An unexpected error occurred during processing a potential match ({pm.Type}) within question content.",
index: pm.StartIndex, matchedText: pm.MatchedText, innerException: innerEx));
lastOptionEndIndex = pm.EndIndex; // 尝试更新索引，避免无限循环
continue; // 尝试继续下一个匹配项
}
}
// 处理所有选项之后的剩余文本
if (lastOptionEndIndex < contentText.Length)
{
string remainingContent = contentText.Substring(lastOptionEndIndex).Trim();
if (!string.IsNullOrWhiteSpace(remainingContent))
{
question.Stem += (string.IsNullOrWhiteSpace(question.Stem) ? "" : "\n") + remainingContent;
}
}
currentAssignmentQuestion.Question.Options.Add(newOption);
}
catch (Exception ex)
{
// 捕获 ProcessQuestionContent 整个方法内部的意外错误
errors.Add(new ParseError(ParseErrorType.UnexpectedError,
$"An unexpected error occurred while processing content for Question '{question.Number}'.",
innerException: ex));
$"An unexpected error occurred during processing Option at index {index}.",
index: index, matchedText: pm.MatchedText, innerException: ex));
}
}
private void ProcessQuestionContent(AssignmentQuestionEx question, string contentText, List<ParseError> errors)
{
if (question?.Question == null)
{
errors.Add(new ParseError(ParseErrorType.Structural,
$"Attempted to process content for a non-question type AssignmentQuestionEx (Type: {question?.Type}). Content: '{contentText}'",
matchedText: contentText));
return;
}
if (!string.IsNullOrWhiteSpace(contentText))
{
question.Question.Title += (string.IsNullOrWhiteSpace(question.Question.Title) ? "" : "\n") + contentText;
}
}
private string GetExamTitle(string examPaperText)
{
var firstLine = examPaperText.Split(new[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries)
.FirstOrDefault(line => !string.IsNullOrWhiteSpace(line));
return firstLine ?? "未识别试卷标题";
}
}
public class ExamParser
@@ -742,20 +482,16 @@ namespace TechHelper.Client.Exam
}
/// <summary>
/// 解析给定的试卷文本，返回结构化的 ExamPaper 对象。
/// 解析给定的试卷文本，返回结构化的 AssignmentEx 对象。
/// </summary>
/// <param name="examPaperText">完整的试卷文本</param>
/// <returns>解析后的 ExamPaper 对象</returns>
public ExamPaper ParseExamPaper(string examPaperText)
/// <returns>解析后的 AssignmentEx 对象</returns>
public AssignmentEx ParseExamPaper(string examPaperText)
{
// 1. 扫描：一次性扫描整个文本，收集所有潜在的匹配项
// Scan 方法现在已经优化为不抛出 ArgumentNullException
List<PotentialMatch> allPotentialMatches = _scanner.Scan(examPaperText);
// 2. 构建：根据扫描结果和原始文本，线性遍历并构建层级结构
// BuildExamPaper 现在会返回一个包含错误列表的 ExamPaper 对象
// 外部不再需要捕获内部解析异常，只需检查 ExamPaper.Errors 列表
return _builder.BuildExam(examPaperText, allPotentialMatches);
var assignment = new AssignmentEx();
List<PotentialMatch> allPotentialMatches = _scanner.Scan(examPaperText, assignment.Errors);
assignment = _builder.BuildExam(examPaperText, allPotentialMatches);
return assignment;
}
}
}

22
TechHelper.Client/Pages/Exam/ExamCreate.razor
View File

@@ -1,4 +1,5 @@
@page "/exam/create"
@using AutoMapper
@using TechHelper.Client.Services
@using Blazored.TextEditor
@using Entities.DTO
@@ -72,6 +73,16 @@
</MudPaper>
</MudPaper>
<MudPaper MaxWidth="300">
@if (_parsedExam.Errors.Any())
{
foreach (var item in _parsedExam.Errors)
{
<MudText> @item.Message </MudText>
}
}
</MudPaper>
<MudButtonGroup Vertical="true" Color="Color.Primary" Variant="Variant.Filled">
<MudIconButton Icon="@Icons.Material.Filled.Settings" OnClick="@ToggleDrawer" Color="Color.Secondary" />
<MudIconButton Icon="@Icons.Material.Filled.TransitEnterexit" OnClick="@ParseExam" Color="Color.Secondary" />
@@ -98,11 +109,15 @@
_edit = false;
}
private BlazoredTextEditor _textEditor = new BlazoredTextEditor();
private ExamPaper _parsedExam = new ExamPaper();
private AssignmentEx _parsedExam = new AssignmentEx();
private AssignmentDto ExamContent = new AssignmentDto();
private ExamParserConfig _examParserConfig { get; set; } = new ExamParserConfig();
[Inject]
public IMapper Mapper { get; set; }
private void HandleClickedStruct(AssignmentQuestionDto dto)
{
_open = true;
@@ -125,8 +140,9 @@
_parsedExam = exampar.ParseExamPaper(plainText);
Snackbar.Add("试卷解析成功。", Severity.Success);
Snackbar.Add($"{_parsedExam.Errors}。", Severity.Success);
ExamContent = _parsedExam.ConvertToExamDTO();
// ExamContent.SeqIndex();
StateHasChanged();
ExamContent = Mapper.Map<AssignmentDto>(_parsedExam);
ExamContent.SeqIndex();
}
catch (Exception ex)
{

111
TechHelper.Client/Pages/Exam/ParseRoleConfig.razor
View File

@@ -1,49 +1,23 @@
@using TechHelper.Client.Exam
@using Entities.Contracts // Assuming SubjectAreaEnum is defined here, adjust if not
<MudPaper Outlined="true" Class="mt-2">
<MudRadioGroup @bind-Value="_examParser">
@foreach (ExamParserEnum item in Enum.GetValues(typeof(ExamParserEnum)))
{
<MudRadio T="ExamParserEnum" Value="@item">@item</MudRadio>
}
</MudRadioGroup>
<MudText Typo="Typo.h6" Class="mb-4">Current Parsing Rules</MudText>
<MudTextField @bind-Value="_ParserConfig" Label="正则表达式模式" Variant="Variant.Outlined" FullWidth="true" Class="mb-2" />
<MudNumericField Label="优先级" @bind-Value="_Priority" Variant="Variant.Outlined" Min="1" Max="100" />
<MudButton OnClick="AddPattern" Variant="Variant.Filled" Color="Color.Primary" Class="mt-2">添加模式</MudButton>
<MudText Typo="Typo.subtitle1" Class="mb-2">所有已配置模式:</MudText>
@if (ExamParserConfig.MajorQuestionGroupPatterns.Any())
{
<MudExpansionPanel Text="大题组模式详情" Class="mb-2">
<MudStack>
@foreach (var config in ExamParserConfig.MajorQuestionGroupPatterns)
{
<MudChip T="string">
**模式:** <code>@config.Pattern</code>, **优先级:** @config.Priority
</MudChip>
}
</MudStack>
</MudExpansionPanel>
}
else
{
<MudText Typo="Typo.body2" Class="mb-2">暂无大题组模式。</MudText>
}
@* 题目模式详情 *@
@* Display Question Patterns *@
@if (ExamParserConfig.QuestionPatterns.Any())
{
<MudExpansionPanel Text="题目模式详情" Class="mb-2">
<MudStack>
<MudExpansionPanel Text="Question Patterns" Class="mb-2" IsInitiallyExpanded="true">
<MudStack Spacing="1">
@foreach (var config in ExamParserConfig.QuestionPatterns)
{
<MudChip T="string">
**模式:** <code>@config.Pattern</code>, **优先级:** @config.Priority
<MudChip T="string" Color="Color.Info" Variant="Variant.Outlined" Class="d-flex justify-content-between align-items-center">
<div class="d-flex flex-column align-items-start">
<MudText Typo="Typo.body2">**Type:** @config.Type</MudText>
<MudText Typo="Typo.body2">**Pattern:** <code>@config.Pattern</code></MudText>
</div>
<MudText Typo="Typo.body2">**Priority:** @config.Priority</MudText>
</MudChip>
}
</MudStack>
@@ -51,17 +25,22 @@
}
else
{
<MudText Typo="Typo.body2" Class="mb-2">暂无题目模式。</MudText>
<MudText Typo="Typo.body2" Class="mb-2">No question patterns configured.</MudText>
}
@* Display Option Patterns *@
@if (ExamParserConfig.OptionPatterns.Any())
{
<MudExpansionPanel Text="选项模式详情" Class="mb-2">
<MudStack>
<MudExpansionPanel Text="Option Patterns" Class="mb-2" IsInitiallyExpanded="true">
<MudStack Spacing="1">
@foreach (var config in ExamParserConfig.OptionPatterns)
{
<MudChip T="string">
**模式:** <code>@config.Pattern</code>, **优先级:** @config.Priority
<MudChip T="string" Color="Color.Warning" Variant="Variant.Outlined" Class="d-flex justify-content-between align-items-center">
<div class="d-flex flex-column align-items-start">
<MudText Typo="Typo.body2">**Type:** @config.Type</MudText>
<MudText Typo="Typo.body2">**Pattern:** <code>@config.Pattern</code></MudText>
</div>
<MudText Typo="Typo.body2">**Priority:** @config.Priority</MudText>
</MudChip>
}
</MudStack>
@@ -69,59 +48,15 @@
}
else
{
<MudText Typo="Typo.body2" Class="mb-2">暂无选项模式。</MudText>
<MudText Typo="Typo.body2" Class="mb-2">No option patterns configured.</MudText>
}
<MudButton Variant="Variant.Filled" Color="Color.Secondary" OnClick="ResetPatterns">重置默认规则</MudButton>
</MudPaper>
@code {
public ExamParserEnum _examParser { get; set; } = ExamParserEnum.MajorQuestionGroupPatterns;
private string _ParserConfig;
private int _Priority = 1;
[Parameter]
public ExamParserConfig ExamParserConfig { get; set; } = new ExamParserConfig();
[Inject]
public ISnackbar Snackbar { get; set; }
private void AddPattern()
{
switch ((ExamParserEnum)_examParser)
{
case ExamParserEnum.MajorQuestionGroupPatterns:
ExamParserConfig.MajorQuestionGroupPatterns.Add(new RegexPatternConfig(_ParserConfig, _Priority));
Snackbar.Add($"已添加大题组模式: {_ParserConfig}, 优先级: {_Priority}", Severity.Success);
break;
case ExamParserEnum.QuestionPatterns:
ExamParserConfig.QuestionPatterns.Add(new RegexPatternConfig(_ParserConfig, _Priority));
Snackbar.Add($"已添加题目模式: {_ParserConfig}, 优先级: {_Priority}", Severity.Success);
break;
case ExamParserEnum.OptionPatterns:
ExamParserConfig.OptionPatterns.Add(new RegexPatternConfig(_ParserConfig, _Priority));
Snackbar.Add($"已添加选项模式: {_ParserConfig}, 优先级: {_Priority}", Severity.Success);
break;
default:
Snackbar.Add("请选择要添加的模式类型。");
break;
}
StateHasChanged();
}
private void ResetPatterns()
{
ExamParserConfig = new ExamParserConfig();
StateHasChanged();
}
// No other properties or methods are needed as the component is now purely for display.
}

6
TechHelper.Client/Program.cs
View File

@@ -14,6 +14,7 @@ using Microsoft.Extensions.Options;
using Microsoft.AspNetCore.Components.WebAssembly.Authentication;
using TechHelper.Client.AI;
using Microsoft.AspNetCore.Components;
using TechHelper.Context;
var builder = WebAssemblyHostBuilder.CreateDefault(args);
@@ -26,12 +27,16 @@ builder.Services.AddOidcAuthentication(options =>
builder.Configuration.Bind("Local", options.ProviderOptions);
});
builder.Services.AddAutoMapper(typeof(AutoMapperProFile).Assembly);
builder.Services.Configure<ApiConfiguration>(builder.Configuration.GetSection("ApiConfiguration"));
builder.Services.AddAuthorizationCore();
builder.Services.AddCascadingAuthenticationState();
builder.Services.AddLocalStorageServices();
builder.Services.AddScoped<IAuthenticationClientService, AuthenticationClientService>();
builder.Services.AddScoped<IExamService, ExamService>();
builder.Services.AddScoped<AuthenticationStateProvider, AuthStateProvider>();
@@ -41,7 +46,6 @@ builder.Services.AddScoped<IEmailSender, QEmailSender>();
builder.Services.AddScoped<HttpInterceptorHandlerService>();
builder.Services.AddScoped<RefreshTokenService2>();
builder.Services.AddScoped<IAIService, AiService>();
builder.Services.AddHttpClient("WebApiClient", client =>
{
var baseAddress = builder.Configuration.GetSection("ApiConfiguration:BaseAddress").Value;

2
TechHelper.Client/Services/ExamService.cs
View File

@@ -111,7 +111,7 @@ namespace TechHelper.Client.Services
if (response.IsSuccessStatusCode)
{
var content = await response.Content.ReadAsStringAsync();
var exam = JsonConvert.DeserializeObject<ExamDto>(content);
var exam = JsonConvert.DeserializeObject<AssignmentDto>(content);
return ApiResponse.Success(result: exam);
}
else

8
TechHelper.Server/Migrations/20250624030547_init.Designer.cs → TechHelper.Server/Migrations/20250624103910_init.Designer.cs generated
View File

@@ -12,7 +12,7 @@ using TechHelper.Context;
namespace TechHelper.Server.Migrations
{
[DbContext(typeof(ApplicationContext))]
[Migration("20250624030547_init")]
[Migration("20250624103910_init")]
partial class init
{
/// <inheritdoc />
@@ -747,19 +747,19 @@ namespace TechHelper.Server.Migrations
b.HasData(
new
{
Id = new Guid("6163bf44-8dc7-4ad4-8d4c-c4452123949e"),
Id = new Guid("ab2c8f8c-1ade-4ff5-9eb4-2925a89567b1"),
Name = "Student",
NormalizedName = "STUDENT"
},
new
{
Id = new Guid("90caaab6-bfc7-4b70-891a-4c6f327e29d8"),
Id = new Guid("c6f92bbf-190f-47a5-b4d6-ed6874a378e8"),
Name = "Teacher",
NormalizedName = "TEACHER"
},
new
{
Id = new Guid("bf88293a-32d6-4d73-bc83-fe763c143024"),
Id = new Guid("8b814a50-fd96-4bfa-a666-b247c0f13e22"),
Name = "Administrator",
NormalizedName = "ADMINISTRATOR"
});

6
TechHelper.Server/Migrations/20250624030547_init.cs → TechHelper.Server/Migrations/20250624103910_init.cs
View File

@@ -644,9 +644,9 @@ namespace TechHelper.Server.Migrations
columns: new[] { "Id", "ConcurrencyStamp", "Name", "NormalizedName" },
values: new object[,]
{
{ new Guid("6163bf44-8dc7-4ad4-8d4c-c4452123949e"), null, "Student", "STUDENT" },
{ new Guid("90caaab6-bfc7-4b70-891a-4c6f327e29d8"), null, "Teacher", "TEACHER" },
{ new Guid("bf88293a-32d6-4d73-bc83-fe763c143024"), null, "Administrator", "ADMINISTRATOR" }
{ new Guid("8b814a50-fd96-4bfa-a666-b247c0f13e22"), null, "Administrator", "ADMINISTRATOR" },
{ new Guid("ab2c8f8c-1ade-4ff5-9eb4-2925a89567b1"), null, "Student", "STUDENT" },
{ new Guid("c6f92bbf-190f-47a5-b4d6-ed6874a378e8"), null, "Teacher", "TEACHER" }
});
migrationBuilder.CreateIndex(

6
TechHelper.Server/Migrations/ApplicationContextModelSnapshot.cs
View File

@@ -744,19 +744,19 @@ namespace TechHelper.Server.Migrations
b.HasData(
new
{
Id = new Guid("6163bf44-8dc7-4ad4-8d4c-c4452123949e"),
Id = new Guid("ab2c8f8c-1ade-4ff5-9eb4-2925a89567b1"),
Name = "Student",
NormalizedName = "STUDENT"
},
new
{
Id = new Guid("90caaab6-bfc7-4b70-891a-4c6f327e29d8"),
Id = new Guid("c6f92bbf-190f-47a5-b4d6-ed6874a378e8"),
Name = "Teacher",
NormalizedName = "TEACHER"
},
new
{
Id = new Guid("bf88293a-32d6-4d73-bc83-fe763c143024"),
Id = new Guid("8b814a50-fd96-4bfa-a666-b247c0f13e22"),
Name = "Administrator",
NormalizedName = "ADMINISTRATOR"
});

1
TechHelper.Server/Repositories/ExamRepository.cs
View File

@@ -17,6 +17,7 @@ namespace TechHelper.Server.Repositories
{
_unitOfWork = unitOfWork;
_assignmentRepo = _unitOfWork.GetRepository<Assignment>();
_assignQuestionRepo = _unitOfWork.GetRepository<AssignmentQuestion>();
}
public async Task<Assignment?> GetFullExamByIdAsync(Guid assignmentId)