using ProjectBase.Data.BaseDAL;
using SIMDP.DAL.IDALSQL;
using SIMDP.Model;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Data;

namespace SIMDP.BLL
{
    public class BlRule : BaseBLL<MoRule>
    {
        private IDalRule dalRule;  

        /// <summary>
        /// 构造函数
        /// </summary>  
        public BlRule() : base()
        {
            base.Init(this.GetType().FullName, System.Reflection.Assembly.GetExecutingAssembly().GetName().Name);

            dalRule = baseDal as IDalRule; 
            dalRule.OnOperationLog += new OperationLogEventHandler(BlLogOperation.OnOperationLog);
        }

        /// <summary>
        /// 数据表rules中的rule_value字段根据规则解析成dataTable
        /// </summary>
        /// <param name="rule"></param>
        /// <returns></returns>
        public DataTable AnalyzeRuleValue(MoRule rule)
        {
            DataTable dt = new DataTable();
            dt.Columns.Add("RuleId", typeof(string));
            //dt.Columns.Add("ID", typeof(string));
            dt.Columns.Add("Name", typeof(string));
            dt.Columns.Add("Type", typeof(string));
            dt.Columns.Add("OrderNum", typeof(int));
            dt.Columns.Add("Query", typeof(string));

            //设置序号为主键
            DataColumn[] clos = new DataColumn[] { dt.Columns["OrderNum"] };
            dt.PrimaryKey = clos;

            string ruleId = rule.RuleId.ToString();
            string[] group = rule.RuleValue.Split(';');
            foreach (string item in group)
            {
                string[] value = item.Split(',');
                dt.Rows.Add(ruleId, value[0], value[1], value[2], value[3]);
            }
            dt.DefaultView.Sort = "OrderNum ASC";
            dt = dt.DefaultView.ToTable();
            return dt;
        }

        /// <summary>
        /// 将dataTable中的数据按照规则组合成数据表rules中的rule_value字段值
        /// </summary>
        /// <param name="dt"></param>
        /// <returns></returns>
        public string FormRuleValue(DataTable dt)
        {
            string str = null;
            for (int i = 0; i < dt.Rows.Count; i++)
            {
                str +=dt.Rows[i]["Name"].ToString() + "," + dt.Rows[i]["Type"].ToString() + "," + dt.Rows[i]["OrderNum"].ToString() + "," + dt.Rows[i]["Query"].ToString() + ";";
            }
            string ruleValue = str.Substring(0, str.Length - 1);
            return ruleValue;
        }
        
        /// <summary>
        /// 根据规则名称查找ID
        /// </summary>
        /// <param name="name"></param>
        /// <returns></returns>
        public long GetRuleIdByName(string name)
        {
            string sql = string.Format("SELECT TOP 1 * FROM rules WHERE rule_name = '{0}'", name);
            List<MoRule> list = dalRule.GetList(sql, null);
            if (list != null)
                return list[0].RuleId;
            else
                return -1;
        }
    }
}