public ActionResult Rules()
        {
            var ecId = WebUserInfo.SiteId;
            var educationalCenter = _db.Set <EducationalCenter>().Include(ec => ec.Site).First(ec => ec.Id == ecId);
            var ruleViewModel     = new EducationalCenterRuleDto
            {
                Rule = educationalCenter.Rule,
                EducationalCenterName = $"قوانین مرکز آموزشی {educationalCenter.Site.Name}"
            };

            return(View(ruleViewModel));
        }
        public ActionResult Rules(EducationalCenterRuleDto model)
        {
            var clearerRule = model.Rule.Replace("&nbsp;", "").Replace("<p>", "").Replace("<br>", "").Replace("</p>", "");

            if (clearerRule.IsNullOrWhiteSpace())
            {
                return(Json(new { success = false, message = "قوانین مرکز آموزشی را وارد نمایید" }, JsonRequestBehavior.AllowGet));
            }
            var ecId = WebUserInfo.SiteId;
            var educationalCenter = _db.Set <EducationalCenter>().First(ec => ec.Id == ecId);

            educationalCenter.Rule             = model.Rule;
            _db.Entry(educationalCenter).State = EntityState.Modified;
            _db.SaveChanges();
            return(Json(new { success = true, message = "قوانین مرکز آموزشی ذخیره شد" }, JsonRequestBehavior.AllowGet));
        }