using CnasSynchrousModel;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace CnasSynchronusClient
{
    public class SyncParamsOperation
    {
        private  List<string> lstTargetKeepField = new List<string>() {
            "ID"
        };
        private List<string> lstSourceKeepField = new List<string>() {

        };

        /// <summary>
        /// 表名重复性验证【不允许存在多表结构】
        /// </summary>
        /// <param name="lst"></param>
        /// <param name="strSourceTable"></param>
        /// <param name="strTargetTable"></param>
        /// <returns></returns>
        public bool CheckTableIfRepeat(List<SyncParamasInfo> lst, string strSourceTable, string strTargetTable)
        {
            bool IfRepeat = false;
            if (lst.Count>0&&lst.Where(s => s.SourceTable == strSourceTable && s.TargetTable == strTargetTable).Count() <= 0)
                IfRepeat = true;
            return IfRepeat;
        }
        /// <summary>
        /// 来源字段重复性验证【同一字段不允许配置多次】
        /// </summary>
        /// <param name="lst"></param>
        /// <param name="strSourceTable"></param>
        /// <param name="strSourceField"></param>
        /// <returns></returns>
        public bool CheckSourceFieldRepeat(List<SyncParamasInfo> lst, string strSourceTable, string strSourceField)
        {
            bool IfRepeat = false;
            if (lst.Where(s => s.SourceTable == strSourceTable && s.SourceField == strSourceField).Count() > 0)
                IfRepeat = true;
            return IfRepeat;
        }

        /// <summary>
        /// 目标字段重复性验证【同一字段不允许配置多次】
        /// </summary>
        /// <param name="lst"></param>
        /// <param name="strTargetTable"></param>
        /// <param name="strTargetField"></param>
        /// <returns></returns>
        public bool CheckTargetFieldRepeat(List<SyncParamasInfo> lst, string strTargetTable, string strTargetField)
        {
            bool IfRepeat = false;
            if (lst.Where(s => s.TargetTable == strTargetTable && s.TargetField == strTargetField).Count() > 0)
                IfRepeat = true;
            return IfRepeat;
        }

        /// <summary>
        /// 是否目标数据库的保留字段【比如自增字段，不允许同步】
        /// </summary>
        /// <param name="strTargetField"></param>
        /// <returns></returns>
        public bool CheckTargetKeepField(string strTargetField)
        {
            if (lstTargetKeepField.Contains(strTargetField))
                return true;
            else
                return false;
        }

        /// <summary>
        /// 是否来源数据库的保留字段
        /// </summary>
        /// <param name="strSourceField"></param>
        /// <returns></returns>
        public bool CheckSourceKeepField(string strSourceField)
        {
            if (lstSourceKeepField.Contains(strSourceField))
                return true;
            else
                return false;
        }
    }
}