HENGCHENG/DSWeb/EntityDA/CompanyAttributeDA.cs

using System;
using System.Data;
using System.Data.SqlClient;
using System.Collections;
using System.Collections.Generic;
using WebSqlHelper;

namespace DSWeb.EntityDA
{
    public class CompanyAttributeDA
    {
        //company_attribute
        private const string PARM_COMPANY_ATTRIBUTE_GID = "@gid";
        private const string PARM_COMPANY_ATTRIBUTE_COMPANY_ID = "@company_id";
        private const string PARM_COMPANY_ATTRIBUTE_ATTRIBUTE_ID = "@attribute_id";
        private const string PARM_COMPANY_ATTRIBUTE_VALUE = "@value";
        private const string PARM_COMPANY_ATTRIBUTE_CREATE_USER = "@create_user";
        private const string PARM_COMPANY_ATTRIBUTE_CREATE_TIME = "@create_time";
        private const string PARM_COMPANY_ATTRIBUTE_MODIFIED_USER = "@modified_user";
        private const string PARM_COMPANY_ATTRIBUTE_MODIFIED_TIME = "@modified_time";
        private const string PARM_COMPANY_ATTRIBUTE_IS_DELETE = "@is_delete";
        private const string PARM_COMPANY_ATTRIBUTE_DELETE_USER = "@delete_user";
        private const string PARM_COMPANY_ATTRIBUTE_DELETE_TIME = "@delete_time";

        //attribute
        private const string PARM_ATTRIBUTE_NAME = "@name";

        private const string SQL_SELECT_COMPANY_ATTRIBUTE_VALUE = " SELECT VALUE FROM attribute AS A INNER JOIN company_attribute AS B ON A.GID = B.ATTRIBUTEID WHERE A.NAME = @name AND B.COMPANYID = @company_id ";

        public string GetCompanyAttributeValue(string tempCompanyID,string tempAttributeName)
        {
            string strResult = "";

            using (SqlConnection conn = new SqlConnection(SqlHelper.ConnectionStringLocalTransaction))
            {
                SqlParameter[] parms = new SqlParameter[] { 
                    new SqlParameter(PARM_ATTRIBUTE_NAME,SqlDbType.VarChar,50),
                    new SqlParameter(PARM_COMPANY_ATTRIBUTE_COMPANY_ID,SqlDbType.VarChar,36)
                };

                parms[0].Value = tempAttributeName;
                parms[1].Value = tempCompanyID;

                strResult = (String)SqlHelper.ExecuteScalar(conn, CommandType.Text, SQL_SELECT_COMPANY_ATTRIBUTE_VALUE, parms) as string ?? "";
            }

            return strResult;
        }
        
    }
}