using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using FireBirdUtil.SqlHelpers;

namespace WeighBusiness.Utils.SqlUtils
{
	public class SqlHelperEx : SqlHelper
	{
		public SqlHelperEx() : base(TableNames.数据库) { }
		public SqlHelperEx(string database) : base(database) { }
		public static DataTable DoQuery(string querySql, string database = TableNames.数据库)
		{
			DataTable table;
			using (var she = new SqlHelperEx(database)) {
				table = she.Query(querySql);
			}
			return table;
		}


		public static TResult DoQuery<TResult>(string querySql, Func<object, TResult> DealResult)
		{
			TResult result;
			using (var she = new SqlHelperEx()) {
				result = she.Query<TResult>(querySql, DealResult);
			}
			return result;
		}

		public static bool DoExecuteNonQuery(string sql)
		{
			bool success;
			using (SqlHelperEx she = new SqlHelperEx()) {
				she.ExecuteNonQuery(sql, out success);
			}
			return success;
		}

		public static bool DoExecuteNonQuery(string sql, out string errorMessage)
		{
			bool success;
			using (SqlHelperEx she = new SqlHelperEx()) {
				she.ExecuteNonQuery(sql, out success, out errorMessage);
			}
			return success;
		}

	}
}