public JsonResult AddStudent(Student student)
{
ResultState resultState = CheckCookie();
if (resultState.Code == 2)
{
if (StudentExits(student.StudentID))
{
resultState.Message = "学生ID已存在，添加失败";
resultState.Success = false;
return(new JsonResult(resultState));
}
else
{
_context.students.Add(student);
_context.SaveChangesAsync();
resultState.Message = "添加学生成功";
resultState.Success = true;
resultState.value = student;
}
}
else
{
resultState.Message = "您的权限被限制，请联系管理员获得权限";
resultState.Success = false;
}
return(new JsonResult(resultState));
}
public async Task <JsonResult> UpdateCourse(Course course)
{
ResultState resultState = CheckCookie();
if (resultState.Code == 2)
{
var couInDb = await _context.Courses.FindAsync(course);
if (couInDb.CourseID == course.CourseID &&
couInDb.Credits == course.Credits &&
couInDb.FinalWork == course.FinalWork &&
couInDb.Title == course.Title &&
couInDb.url == course.url
)
{
resultState.Success = false;
resultState.Message = "课程信息没有变化";
return(new JsonResult(resultState));
}
else if (couInDb == null)
{
resultState.Success = false;
resultState.Message = "无此课程信息";
return(new JsonResult(resultState));
}
else
{
_context.Courses.Update(course);
await _context.SaveChangesAsync();
resultState.Success = true;
resultState.Message = "课程信息更新成功";
return(new JsonResult(resultState));
}
}
return(new JsonResult(resultState));
}