删除学院

控制器

#region 删除学院
public ActionResult DeleteAcademe(int AcademeID)// 删除学院
{
ReturnJson msg = new ReturnJson();

msg.State = false;

try
{
    var Academe = ChongQing.SYS_Academe.Where(m => m.AcademeID == AcademeID).ToList();
    var Specialty = ChongQing.SYS_Specialty.Where(m => m.AcademeID == AcademeID).ToList();
    var Grade = ChongQing.SYS_Grade.Where(m => m.AcademeID == AcademeID).ToList();
    var Class = ChongQing.SYS_Class.Where(m => m.AcademeID == AcademeID).ToList();
    var Student = ChongQing.PW_Student.Where(m => m.AcademeID == AcademeID).ToList();
    var Teacher = ChongQing.PW_Teacher.Where(m => m.AcademeID == AcademeID).ToList();

    if (Class.Count == 0)
    {
        if (Grade.Count == 0)
        {
            if (Specialty.Count == 0)
            {
                if (Student.Count == 0)
                {
                    if (Teacher.Count == 0)
                    {
                        if (Academe.Count > 0)
                        {
                            ChongQing.SYS_Academe.Remove(Academe[0]);

                            if (ChongQing.SaveChanges() > 0)
                            {
                                msg.State = true;
                                msg.Text = "删除成功！";
                            }
                        }
                        else
                        {
                            msg.Text = "该学院不存在！";
                        }
                    }
                    else
                    {
                        msg.Text = "该学院存在教师，不能删除！";
                    }
                }
                else
                {
                    msg.Text = "该学院存在学生，不能删除！";
                }
            }
            else
            {
                msg.Text = "该学院存在专业，不能删除！";
            }
        }
        else
        {
            msg.Text = "该学院存在年级，不能删除！";
        }
    }
    else
    {
        msg.Text = "该学院存在班级，不能删除！";
    }
}
catch (Exception)
{
    msg.Text = "数据异常！";
}

return Json(msg, JsonRequestBehavior.AllowGet);// 删除学院

}
#endregion

JavaScript