/// <summary>
/// 设置学生成绩
/// </summary>
/// <returns></returns>
public async Task <Result> SetStudentGradeAsync(SetStudentGradeDto model)
{
Result response = new Result();
do
{
//先在学生表中获取这个任务
var studentTask = await context.StudentTasks.FirstOrDefaultAsync(e =>
e.StudentId == model.StudentId && e.TaskId == model.TaskId);
if (studentTask == null)
{
response.ErrorMessage = "不存在作业";
break;
}
studentTask.Grade = model.Grade; //设置成绩
studentTask.TeacherReply = model.TeacherReply; //设置回复
studentTask.IsTeacherModified = true; //已批改
await context.SaveChangesAsync();
response.Succeeded = true;
} while (false);
return(response);
}
/// <summary>
/// 设置分数
/// </summary>
/// <param name="setStudentGradeModel"></param>
/// <returns></returns>
public async Task <IActionResult> OnPost(SetStudentGradeDto setStudentGradeModel)
{
if (!TryValidateModel(setStudentGradeModel))
{
return(BadRequest(ModelState));
}
var result = await TaskService.SetStudentGradeAsync(setStudentGradeModel).ConfigureAwait(false);
if (!result.Succeeded)
{
ModelState.AddModelError(string.Empty, result.ErrorMessage);
return(BadRequest());
}
return(Content($"/Teacher/Tasks/TaskDetail/{setStudentGradeModel.TaskId}"));
}
public async Task <IActionResult> OnGetAsync()
{
if (string.IsNullOrEmpty(StudentId) || string.IsNullOrEmpty(TaskId))
{
return(BadRequest());
}
//根据作业id和学生id获取学生作业
StudentTask = await TaskService.GetStudentTasks()
.FirstOrDefaultAsync(e => e.TaskId == TaskId && e.StudentId == StudentId).ConfigureAwait(false);
if (StudentTask == null)
{
return(NotFound());
}
//教师的作业信息
TaskInfo = await TaskService.GetTeacherTaskByIdAsync(TaskId).ConfigureAwait(false);
if (TaskInfo == null)
{
return(NotFound());
}
//学生信息
StudentInfo = await UserClient.FindByIdAsync(new UserIdReq { UserId = StudentId });
if (StudentInfo == null)
{
return(NotFound());
}
setStudentGradeModel = new SetStudentGradeDto
{
Grade = (int)StudentTask.Grade,
StudentId = StudentId,
TaskId = TaskId,
TeacherReply = StudentTask.TeacherReply
};
return(Page());
}
