using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Data.Common;
using HuizhongLibrary.Common.Configuration;

namespace HuizhongLibrary.Data
{
    public static class DatabaseFactory
    {
        public static Database CreateDatabase()
        {
            return CreateDatabase("ConnectionString");
        }


        public static Database CreateDatabasel()
        {
            return CreateDatabase("BaseConnectionString");
        }



        public static Database CreateDatabase(string name)
        {
            Database db = null;
            if (DataCache.ConfigCache.ContainsKey(name) == false)
            {
                ConfigurationSourceSection.GetConnection(name);
            }
            if (DataCache.ConfigCache.ContainsKey(name) == false) return null;
            string Namespace = DataCache.ConfigCache[name].Namespace;
            string ConnectionString = DataCache.ConfigCache[name].Value;
            if (string.IsNullOrEmpty(ConnectionString) == true) return null;
            if (Namespace == "System.Data.Oledb")
            {
                ConnectionString = CustomIO.AccessReplacePath(ConnectionString);
            }
            db = new Database(Namespace, ConnectionString);
            return db;
        }

        public static Database CreateDatabase2(string name)
        {
            Database db = null;
            if (DataCache.ConfigCache.ContainsKey(name) == false)
            {
                ConfigurationSourceSection.GetConnection2(name);
            }
            if (DataCache.ConfigCache.ContainsKey(name) == false) return null;
            string Namespace = DataCache.ConfigCache[name].Namespace;
            string ConnectionString = DataCache.ConfigCache[name].Value;
            if (string.IsNullOrEmpty(ConnectionString) == true) return null;
            if (Namespace == "System.Data.Oledb")
            {
                ConnectionString = CustomIO.AccessReplacePath(ConnectionString);
            }
            db = new Database(Namespace, ConnectionString);
            return db;
        }
    }
}