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SpecialX
2025-06-27 19:03:10 +08:00
parent 14fbe6397a
commit a21ca80782
57 changed files with 3872 additions and 611 deletions
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377
TechHelper.Client/Pages/Exam/ExamCheck.razor
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@@ -9,216 +9,227 @@
@if (_isLoading)
{
<MudProgressCircular Indeterminate="true" Color="Color.Primary" Class="d-flex justify-center my-8" />
<MudText Class="text-center">正在加载试卷和学生数据...</MudText>
<MudProgressCircular Indeterminate="true" Color="Color.Primary" Class="d-flex justify-center my-8" />
<MudText Class="text-center">正在加载试卷和学生数据...</MudText>
}
else if (_questionsForTable.Any() && _students.Any())
{
<MudTable @ref="_table" T="QuestionRowData" Items="@_questionsForTable" Hover="true" Breakpoint="Breakpoint.Sm" Class="mud-elevation-2" Dense="true">
<HeaderContent>
<MudTh Style="width:100px;">序号</MudTh>
<MudTh Style="width:80px; text-align:center;">分值</MudTh>
@foreach (var student in _students)
{
<MudTh Style="width:120px; text-align:center;">
@student.Name
<MudTooltip Text="点击以切换此学生所有题目的对错">
<MudIconButton Icon="@Icons.Material.Filled.Info" Size="Size.Small" Class="ml-1"
@onclick="() => ToggleStudentAllAnswers(student.Id)" />
</MudTooltip>
</MudTh>
}
</HeaderContent>
<RowTemplate>
<MudTd DataLabel="序号">@context.QuestionItem.Sequence</MudTd>
<MudTd DataLabel="分值" Style="text-align:center;">@context.QuestionItem.Score</MudTd>
@foreach (var student in _students)
{
<MudTd DataLabel="@student.Name" Style="text-align:center;">
@if (context.StudentAnswers.ContainsKey(student.Id))
{
<MudCheckBox @bind-Value="context.StudentAnswers[student.Id]" Size="Size.Small" Color="Color.Primary"></MudCheckBox>
}
else
{
<MudText Color="Color.Warning">N/A</MudText>
}
</MudTd>
}
</RowTemplate>
<PagerContent>
<MudTablePager />
</PagerContent>
</MudTable>
<MudTable @ref="_table" T="QuestionRowData" Items="@_questionsForTable" Hover="true" Breakpoint="Breakpoint.Sm" Striped="true" Class="mud-elevation-2" Dense="true">
<HeaderContent>
<MudTh Style="width:100px;">序号</MudTh>
<MudTh Style="width:80px; text-align:center;">分值</MudTh>
@foreach (var student in _students)
{
<MudTh Style="width:120px; text-align:center;">
@student.DisplayName
<MudTooltip Text="点击以切换此学生所有题目的对错">
<MudIconButton Icon="@Icons.Material.Filled.Info" Size="Size.Small" Class="ml-1"
@onclick="() => ToggleStudentAllAnswers(student.Id)" />
</MudTooltip>
</MudTh>
}
</HeaderContent>
<RowTemplate>
<MudTd DataLabel="序号">@context.QuestionItem.Sequence</MudTd>
<MudTd DataLabel="分值" Style="text-align:center;">@context.QuestionItem.Score</MudTd>
@foreach (var student in _students)
{
<MudTd DataLabel="@student.DisplayName" Style="text-align:center;">
@if (context.StudentAnswers.ContainsKey(student.Id))
{
<MudCheckBox @bind-Value="context.StudentAnswers[student.Id]" Size="Size.Small" Color="Color.Primary"></MudCheckBox>
}
else
{
<MudText Color="Color.Warning">N/A</MudText>
}
</MudTd>
}
</RowTemplate>
<PagerContent>
<MudTablePager />
</PagerContent>
</MudTable>
<MudPaper Class="pa-4 mt-4 mud-elevation-2 d-flex flex-column align-end">
<MudText Typo="Typo.h6">学生总分预览:</MudText>
@foreach (var student in _students)
{
<MudText Typo="Typo.subtitle1">
@student.Name: <MudText Typo="Typo.h5" Color="Color.Primary" Class="d-inline-block ml-2">@GetStudentTotalScore(student.Id)</MudText>
</MudText>
}
<MudButton Variant="Variant.Filled" Color="Color.Success" Class="mt-4" @onclick="SubmitGrading">
提交批改结果 (模拟)
</MudButton>
</MudPaper>
<MudPaper Class="pa-4 mt-4 mud-elevation-2 d-flex flex-column align-end">
<MudText Typo="Typo.h6">学生总分预览:</MudText>
@foreach (var student in _students)
{
<MudText Typo="Typo.subtitle1">
@student.DisplayName: <MudText Typo="Typo.h5" Color="Color.Primary" Class="d-inline-block ml-2">@GetStudentTotalScore(student.Id)</MudText>
</MudText>
}
<MudButton Variant="Variant.Filled" Color="Color.Success" Class="mt-4" @onclick="SubmitGrading">
提交批改结果 (模拟)
</MudButton>
</MudPaper>
}
else
{
<MudAlert Severity="Severity.Info" Class="mt-4">无法加载试卷或题目信息。</MudAlert>
<MudButton Variant="Variant.Text" Color="Color.Primary" Class="mt-4" >返回试卷列表</MudButton>
<MudAlert Severity="Severity.Info" Class="mt-4">无法加载试卷或题目信息。</MudAlert>
<MudButton Variant="Variant.Text" Color="Color.Primary" Class="mt-4">返回试卷列表</MudButton>
}
@code {
[Parameter]
public string ExamId { get; set; }
[Parameter]
public string ExamId { get; set; }
[Inject]
public IExamService ExamService { get; set; }
[Inject]
public IExamService ExamService { get; set; }
[Inject]
private ISnackbar Snackbar { get; set; }
[Inject]
private ISnackbar Snackbar { get; set; }
[Inject]
private NavigationManager Navigation { get; set; }
[Inject]
private NavigationManager Navigation { get; set; }
private MudTable<QuestionRowData> _table = new();
private AssignmentDto Assignment { get; set; } = new AssignmentDto();
private ExamStruct _examStruct = new ExamStruct();
private MudTable<QuestionRowData> _table = new();
private AssignmentDto Assignment { get; set; } = new AssignmentDto();
private AssignmentCheckData _examStruct = new AssignmentCheckData();
private List<Student> _students = new List<Student>();
private List<QuestionRowData> _questionsForTable = new List<QuestionRowData>();
private List<StudentDto> _students = new List<StudentDto>();
private List<QuestionRowData> _questionsForTable = new List<QuestionRowData>();
private bool _isLoading = true;
private bool _isLoading = true;
[Inject]
public IClassServices ClassServices { get; set; }
protected override async Task OnInitializedAsync()
{
_isLoading = true;
await LoadExamData();
var result = await ClassServices.GetClassStudents();
if (!result.Status) Snackbar.Add($"获取学生失败, {result.Message}", Severity.Error);
_students = result.Result as List<StudentDto> ?? new List<StudentDto>();
BuildTable();
_isLoading = false;
}
private void BuildTable()
{
_questionsForTable = _examStruct.Questions.Select(q =>
{
var rowData = new QuestionRowData
{
QuestionItem = q,
StudentAnswers = new Dictionary<Guid, bool>()
};
foreach (var student in _students)
{
rowData.StudentAnswers[student.Id] = false;
}
return rowData;
}).ToList();
}
private async Task LoadExamData()
{
if (Guid.TryParse(ExamId, out Guid parsedExamId))
{
try
{
var result = await ExamService.GetExam(parsedExamId);
if (result.Status)
{
Assignment = result.Result as AssignmentDto ?? new AssignmentDto();
_examStruct = Assignment.GetStruct();
}
else
{
Snackbar?.Add($"获取试卷失败: {result.Message}", Severity.Error);
Navigation.NavigateTo("/exam/manager");
}
}
catch (Exception ex)
{
Console.Error.WriteLine($"获取试卷时发生错误: {ex.Message}");
Snackbar?.Add($"获取试卷失败: {ex.Message}", Severity.Error);
Navigation.NavigateTo("/exam/manager");
}
}
else
{
Console.Error.WriteLine($"错误：路由参数 ExamId '{ExamId}' 不是一个有效的 GUID 格式。");
Snackbar?.Add("无效的试卷ID，无法加载。", Severity.Error);
Navigation.NavigateTo("/exam/manager");
}
}
protected override async Task OnInitializedAsync()
{
_isLoading = true;
await LoadExamData();
GenerateTemporaryStudentsAndAnswers();
_isLoading = false;
}
private float GetStudentTotalScore(Guid studentId)
{
float totalScore = 0;
foreach (var row in _questionsForTable)
{
if (row.StudentAnswers.TryGetValue(studentId, out bool isCorrect) && isCorrect)
{
totalScore += row.QuestionItem.Score;
}
}
return totalScore;
}
private void ToggleStudentAllAnswers(Guid studentId)
{
bool allCorrect = _questionsForTable.All(row => row.StudentAnswers.ContainsKey(studentId) && row.StudentAnswers[studentId]);
foreach (var row in _questionsForTable)
{
if (row.StudentAnswers.ContainsKey(studentId))
{
row.StudentAnswers[studentId] = !allCorrect;
}
}
StateHasChanged();
}
private void SubmitGrading()
{
List<SubmissionDto> submissionDto = new List<SubmissionDto>();
private async Task LoadExamData()
{
if (Guid.TryParse(ExamId, out Guid parsedExamId))
{
try
{
var result = await ExamService.GetExam(parsedExamId);
if (result.Status)
{
Assignment = result.Result as AssignmentDto ?? new AssignmentDto();
_examStruct = Assignment.GetStruct();
}
else
{
Snackbar?.Add($"获取试卷失败: {result.Message}", Severity.Error);
Navigation.NavigateTo("/exam/manager");
}
}
catch (Exception ex)
{
Console.Error.WriteLine($"获取试卷时发生错误: {ex.Message}");
Snackbar?.Add($"获取试卷失败: {ex.Message}", Severity.Error);
Navigation.NavigateTo("/exam/manager");
}
}
else
{
Console.Error.WriteLine($"错误：路由参数 ExamId '{ExamId}' 不是一个有效的 GUID 格式。");
Snackbar?.Add("无效的试卷ID，无法加载。", Severity.Error);
Navigation.NavigateTo("/exam/manager");
}
}
foreach (var student in _students)
{
var newSubmission = new SubmissionDto();
newSubmission.StudentId = student.Id;
newSubmission.AssignmentId = Assignment.Id;
newSubmission.SubmissionTime = DateTime.Now;
newSubmission.Status = Entities.Contracts.SubmissionStatus.Submitted;
// 生成临时学生和作答数据
private void GenerateTemporaryStudentsAndAnswers()
{
_students = new List<Student>();
// 生成 40 个学生
for (int i = 1; i <= 40; i++)
{
_students.Add(new Student { Name = $"学生{i}" });
}
_questionsForTable = _examStruct.Questions.Select(qItem =>
{
var rowData = new QuestionRowData
{
QuestionItem = qItem,
StudentAnswers = new Dictionary<Guid, bool>()
};
foreach (var row in _questionsForTable)
{
if (row.QuestionItem.AssignmentQuestionDto.StructType == Entities.Contracts.AssignmentStructType.Struct) continue;
if (row.StudentAnswers.TryGetValue(student.Id, out bool isCorrect))
{
newSubmission.SubmissionDetails.Add(new SubmissionDetailDto
{
IsCorrect = isCorrect,
StudentId = student.Id,
AssignmentQuestionId = row.QuestionItem.AssignmentQuestionDto.Id,
PointsAwarded = isCorrect ? row.QuestionItem.AssignmentQuestionDto.Score : 0
});
// 为每个学生随机生成初始的对错状态
var random = new Random();
foreach (var student in _students)
{
// 模拟随机对错，50%的概率
rowData.StudentAnswers[student.Id] = random.Next(0, 2) == 1;
}
return rowData;
}).ToList();
}
newSubmission.OverallGrade += isCorrect ? row.QuestionItem.AssignmentQuestionDto.Score : 0;
}
}
submissionDto.Add(newSubmission);
}
// 当某个学生的某个题目的作答状态改变时触发
private void OnAnswerChanged(string questionSequence, Guid studentId, bool isCorrect)
{
// 可以在这里添加额外的逻辑，例如记录更改
Console.WriteLine($"题目 {questionSequence}, 学生 {studentId} 的答案变为: {isCorrect}");
// 由于是 @bind-Checked，数据模型已经自动更新，这里只是日志
}
submissionDto.ForEach(async s =>
{
Snackbar?.Add($"正在提交: {_students.FirstOrDefault(std => std.Id == s.StudentId)?.DisplayName} 的试卷", Severity.Info);
await ExamService.SubmissionAssignment(s);
});
// 计算某个学生的总分
private float GetStudentTotalScore(Guid studentId)
{
float totalScore = 0;
foreach (var row in _questionsForTable)
{
if (row.StudentAnswers.TryGetValue(studentId, out bool isCorrect) && isCorrect)
{
totalScore += row.QuestionItem.Score;
}
}
return totalScore;
}
// 切换某个学生所有题目的对错状态 (用于快速批改)
private void ToggleStudentAllAnswers(Guid studentId)
{
bool allCorrect = _questionsForTable.All(row => row.StudentAnswers.ContainsKey(studentId) && row.StudentAnswers[studentId]);
foreach (var row in _questionsForTable)
{
if (row.StudentAnswers.ContainsKey(studentId))
{
row.StudentAnswers[studentId] = !allCorrect; // 全部取反
}
}
StateHasChanged(); // 手动通知 Blazor 刷新 UI
}
// 提交批改结果（模拟）
private void SubmitGrading()
{
Console.WriteLine("--- 提交批改结果 ---");
foreach (var student in _students)
{
Console.WriteLine($"学生: {student.Name}, 总分: {GetStudentTotalScore(student.Id)}");
foreach (var row in _questionsForTable)
{
if (row.StudentAnswers.TryGetValue(student.Id, out bool isCorrect))
{
Console.WriteLine($" - 题目 {row.QuestionItem.Sequence}: {(isCorrect ? "正确" : "错误")}");
}
}
}
Snackbar?.Add("批改结果已提交（模拟）", Severity.Success);
// 实际应用中，这里会将 _questionsForTable 和 _students 的数据发送到后端API
}
Snackbar?.Add("批改结果已提交（模拟）", Severity.Success);
}
}