using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
namespace SysBaseLibs
{
    public class DALibs
    {
        public static bool IsValuesMatch(DataRow poDr, string pcFields, string pcValues)
        {
            bool lbRetVal = false;
            Dictionary<string, object> loht = UtilStr .StrToDictionary(pcFields, pcValues);
            lbRetVal = IsValuesMatch(poDr, loht);
            return lbRetVal;
        }

        public static bool IsValuesMatch(DataRow poDr, Dictionary<string, object> poCriteria)
        {
            bool lbRetVal = false;
            if (poDr != null && poCriteria != null)
            {
                foreach (string lcColName in poCriteria.Keys)
                {
                    object loValue = poCriteria[lcColName];
                    if (poDr[lcColName] != null)
                    {
                        lbRetVal = CompareStatic(poDr[lcColName].ToString(), loValue);
                    }
                    else
                        lbRetVal = false;

                    if (!lbRetVal)
                        return lbRetVal;
                }
            }
            return lbRetVal;
        }

        public static bool CompareStatic(string pcValue1, object poObject2)
        {
            bool lbRetVal = false;
            if (poObject2 == null)
                return lbRetVal;
            if (poObject2 is string)
                lbRetVal = (string.Compare(pcValue1.Trim(), poObject2.ToString().Trim(), true) == 0);
            if (poObject2 is DateTime)
                lbRetVal = (DateTime.Compare(UtilStr.StrToDt(pcValue1), (DateTime)poObject2) == 0);
            if (poObject2 is decimal)
                lbRetVal = (decimal.Compare(Utils.ValD(pcValue1), Utils.ValD(poObject2.ToString())) == 0);
            return lbRetVal;
        }

        public static string GetColumnId(string pcTableAndColumn)
        {
            string lcRetVal = pcTableAndColumn;
            Array loArr = UtilStr.StrToArrayEx(pcTableAndColumn, ".");
            if (loArr != null && loArr.Length == 2)
                lcRetVal = loArr.GetValue(1).ToString();
            return lcRetVal;
        }
        public static string GetTableId(string pcTableAndColumn)
        {
            string lcRetVal = pcTableAndColumn;
            Array loArr = UtilStr.StrToArrayEx(pcTableAndColumn, ".");
            if (loArr != null && loArr.Length == 2)
                lcRetVal = loArr.GetValue(0).ToString();
            return lcRetVal;
        }

        // Properties
        private static string _ConnectionStr = "";
        public static string CenterConnectionStr
        {
            get
            {
                if (_ConnectionStr.Trim().Length == 0)
                    _ConnectionStr = AppEnv.DBConnectString;
                return _ConnectionStr;
            }
        }

    }
    public delegate bool evDataOperationRequested(rsQuery poQuery);
    public delegate void evFieldValueChanged(rsQuery poQuery, string pcFieldName);
    public delegate void evRefreshRequested(rsQuery poQuery);
    public delegate void evRecordMoved();
    //public delegate void evDeleteRecordLocally(rsTable poNpTable, DataRow poDataRow, int piIndex);
    public delegate void evDBOperationError(string pcErrorMsgs, string ErrorFields);
}