using MySql.Data.MySqlClient;
using Oracle.ManagedDataAccess.Client;
using System;
using System.Configuration;
using System.Data.Common;
using System.Data.SqlClient;
using WX.CRM.Common;
using WX.Interface.Security;


namespace WX.CRM.Model
{
    /**********************************************************************************
     * 
     * 功能说明:管理连接字符串
     * 作者:    
     * 版本: 2014-08-05 1.0
     * 
     * *******************************************************************************/
    public class ConStringHelper
    {
        //public static readonly bool ConStringEncrypt = ConfigurationManager.AppSettings["ConStringEncrypt"] != null ? Convert.ToBoolean(ConfigurationManager.AppSettings["ConStringEncrypt"]) : false;
        //public static readonly string AYCRMConn = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["crmContext"] != null ? ConfigurationManager.ConnectionStrings["crmContext"].ToString() : "");
        //public static readonly string OLAPConn = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["olapContext"] != null ? ConfigurationManager.ConnectionStrings["olapContext"].ToString() : "");
        //public static readonly string MNOLAPConn = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["MnOlapContext"] != null ? ConfigurationManager.ConnectionStrings["MnOlapContext"].ToString() : "");
        //public static readonly string GGDEVConn = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["GGDevContext"] != null ? ConfigurationManager.ConnectionStrings["GGDevContext"].ToString() : "");
        //public static readonly string IMCRMCon = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["IMCRM"] != null ? ConfigurationManager.ConnectionStrings["IMCRM"].ToString() : "");
        //public static readonly string WSKUSERCon = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["Entities"] != null ? ConfigurationManager.ConnectionStrings["Entities"].ToString() : "");

        private static bool _conStringEncrypt;
        private static int _isEncrypt;
        private static string _AYCRMConn;
        private static string _AYCRMConn2;//上传用到
        private static string _WSKUSERCon;
        private static string _CRMRESMYSQLConn;
        private static string _databaseTypeStr;
        private static string _YunCrmConn;
        private static string _qhConn;
        private static DatabaseTypeNum _databaseType;
        public static DatabaseTypeNum DatabaseType
        {
            get
            {
                //默认是Oracle
                if (string.IsNullOrEmpty(_databaseTypeStr))
                {
                    _databaseTypeStr = ConfigurationManager.AppSettings["DatabaseType"] != null ? ConfigurationManager.AppSettings["DatabaseType"].ToString() : "ORACLE";
                    switch (_databaseTypeStr)
                    {
                        case "ORACLE": _databaseType = DatabaseTypeNum.ORACLE; break;
                        case "SQLSERVER": _databaseType = DatabaseTypeNum.SQLSERVER; break;
                        case "MYSQL": _databaseType = DatabaseTypeNum.MYSQL; break;
                        default: _databaseType = DatabaseTypeNum.ORACLE; break;
                    }
                }
                return ConStringHelper._databaseType;
            }
        }

        public static string CRMRESMYSQLConn
        {
            get
            {
                if (string.IsNullOrEmpty(_CRMRESMYSQLConn))
                    _CRMRESMYSQLConn = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["CRMRESMYSQLConn"] != null ? ConfigurationManager.ConnectionStrings["CRMRESMYSQLConn"].ToString() : "");
                return ConStringHelper._CRMRESMYSQLConn;
            }
            set { ConStringHelper._CRMRESMYSQLConn = value; }
        }
        /// <summary>
        /// 是否加密（取至配置ConStringEncrypt）
        /// </summary>
        public static bool ConStringEncrypt
        {
            get
            {
                if (_isEncrypt == 0)
                {
                    _conStringEncrypt = ConfigurationManager.AppSettings["ConStringEncrypt"] != null ? Convert.ToBoolean(ConfigurationManager.AppSettings["ConStringEncrypt"]) : false;
                    _isEncrypt = 1;
                }
                return ConStringHelper._conStringEncrypt;
            }
            set
            {
                ConStringHelper._conStringEncrypt = value;
            }
        }
        /// <summary>
        /// 主库连接 取至crmContext
        /// </summary>
        public static string YunCrmConn
        {
            get
            {
                if (string.IsNullOrEmpty(_YunCrmConn))
                    _YunCrmConn = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["yunContext"] != null ? ConfigurationManager.ConnectionStrings["yunContext"].ToString() : "");
                return ConStringHelper._YunCrmConn;
            }
        }
        /// <summary>
        /// 投顾数据库
        /// </summary>
        public static string TGCrmConn
        {
            get
            {
                if (string.IsNullOrEmpty(_qhConn))
                    _qhConn = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["TGContext"] != null ? ConfigurationManager.ConnectionStrings["TGContext"].ToString() : "");
                return ConStringHelper._qhConn;
            }
        }
        /// <summary>
        /// 主库连接 取至qhContext
        /// </summary>
        public static string QhCrmConn
        {
            get
            {
                if (string.IsNullOrEmpty(_qhConn))
                    _qhConn = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["qhContext"] != null ? ConfigurationManager.ConnectionStrings["qhContext"].ToString() : "");
                return ConStringHelper._qhConn;
            }
        }
        /// <summary>
        /// 主库连接 取至crmContext
        /// </summary>
        public static string AYCRMConn2
        {
            get
            {
                if (string.IsNullOrEmpty(_AYCRMConn2))
                    _AYCRMConn2 = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["AYCRMConn2"] != null ? ConfigurationManager.ConnectionStrings["AYCRMConn2"].ToString() : "");
                return ConStringHelper._AYCRMConn2;
            }
        }
        /// <summary>
        /// 主库连接 取至crmContext
        /// </summary>
        public static string AYCRMConn
        {
            get
            {
                if (string.IsNullOrEmpty(_AYCRMConn))
                    _AYCRMConn = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["crmContext"] != null ? ConfigurationManager.ConnectionStrings["crmContext"].ToString() : "");
                return ConStringHelper._AYCRMConn;
            }
        }
        /// <summary>
        /// 数据同步数据库 取至Entities
        /// </summary>
        public static string WSKUSERCon
        {
            get
            {
                if (string.IsNullOrEmpty(_WSKUSERCon))
                    _WSKUSERCon = GetDecryptConnectingString(ConfigurationManager.ConnectionStrings["Entities"] != null ? ConfigurationManager.ConnectionStrings["Entities"].ToString() : "");
                return ConStringHelper._WSKUSERCon;
            }
            set { ConStringHelper._WSKUSERCon = value; }
        }
        public static string GetDecryptConnectingString(string conn)
        {
            if (ConStringEncrypt)
            {
                try
                {
                    string clientId = Utility.GetSettingByKey("CRMClientKey");
                    ClientKey client = ClientKey.GetClientKey(clientId);
                    EncDecUtil util = new EncDecUtil();
                    string connectingStr = util.decyptData(conn, client.AccessKey);//解密字符串
                    //LogHelper.Error("访问了解密:" + connectingStr);
                    return connectingStr;

                }
                catch (Exception ex)
                {
                    LogHelper.Error("连接字符串解密出错：" + ex.ToString());
                    return conn;
                }
            }
            return conn;
        }
        /// <summary>
        /// 从配置中判断是oracle 还是sqlserver
        /// </summary>
        /// <param name="connecting"></param>
        /// <returns></returns>
        public static DbConnection GetDbConnection(string connecting)
        {

            DbConnection jb = null;
            switch (ConStringHelper.DatabaseType)
            {
                case DatabaseTypeNum.SQLSERVER: jb = new SqlConnection(connecting); break;//sqlserver连接
                case DatabaseTypeNum.ORACLE: jb = new OracleConnection(connecting); break;//Oracle连接
                case DatabaseTypeNum.MYSQL: jb = new MySqlConnection(connecting); break;//Oracle连接
                default: jb = new OracleConnection(connecting); break;//默认是Oracle连接
            }
            return jb;
        }
        /// <summary>
        /// 自定义传递数据库类型
        /// </summary>
        /// <param name="connecting"></param>
        /// <param name="typenum"></param>
        /// <returns></returns>
        public static DbConnection GetDbConnection(string connecting, DatabaseTypeNum typenum)
        {
            DbConnection jb = null;
            //LogHelper.Info("连接字符串:" + connecting);
            switch (typenum)
            {
                case DatabaseTypeNum.SQLSERVER: jb = new SqlConnection(connecting); break;//sqlserver连接
                case DatabaseTypeNum.ORACLE: jb = new OracleConnection(connecting); break;//Oracle连接
                case DatabaseTypeNum.MYSQL: jb = new MySqlConnection(connecting); break;//Oracle连接
                default: jb = new OracleConnection(connecting); break;//默认是Oracle连接
            }
            return jb;
        }
        public enum DatabaseTypeNum
        {
            SQLSERVER,
            ORACLE,
            MYSQL
        }
    }
}