CapRaffle.Domain.Implementation.EventRepository.GetRulesForCategory C# (CSharp) Метод

        public List<RuleParameter> GetRulesForCategory(int categoryId)
        {
            var ruleSetId = -1;
            if(context.RuleSets.Where(e => e.CateogryId == categoryId).Count() > 0)
                ruleSetId = context.RuleSets.Where(e => e.CateogryId == categoryId).FirstOrDefault().RuleSetId;

            List<RuleSet> ruleSets = context.RuleSets.Where(rs => rs.RuleSetId == ruleSetId).OrderBy(rs => rs.Priority).ToList<RuleSet>();
            List<RuleParameter> ruleList = new List<RuleParameter>();
            foreach (RuleSet rs in ruleSets)
            {
                Rule rule = context.Rules.FirstOrDefault(r => r.RuleId == rs.RuleId);
                int param = (rs.RuleParameter != null) ? (int)rs.RuleParameter : 0;
                ruleList.Add(new RuleParameter { Rule = rule, Param = param });
            }
            return ruleList;
        }