public Result AssignClass(int teacherId, int classId)
{
Class c = null;
if (_teacherGateway.FindById(teacherId) == null)
{
return(Result.Failure(Status.BadRequest, "Unknown teacher."));
}
if (classId != 0 && (c = _classGateway.FindById(classId)) == null)
{
return(Result.Failure(Status.BadRequest, "Unknown class."));
}
if (c != null && c.TeacherId != 0 && c.TeacherId != teacherId)
{
return(Result.Failure(Status.BadRequest, "Class already assigned."));
}
_teacherGateway.AssignClass(teacherId, classId);
return(Result.Success(Status.Ok));
}
public async Task <IActionResult> AssignClass(int id, [FromBody] AssignClassViewModel model)
{
Result result = await _teacherGateway.AssignClass(id, model.ClassId);
return(this.CreateResult(result));
}