using MongoDB.Driver;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Ant.Service.Mongodb
{
    public class MongoDb
    {
        public MongoDb(string host, string timeOut)
        {
            this.CONNECT_TIME_OUT = timeOut;
            this.MONGO_CONN_HOST = host;
        }

        /// <summary>  
        /// 数据库所在主机  
        /// </summary>  
        private readonly string MONGO_CONN_HOST;

        /// <summary>  
        /// 数据库所在主机的端口  
        /// </summary>  
        private readonly int MONGO_CONN_PORT = 27017;

        /// <summary>  
        /// 连接超时设置 秒  
        /// </summary>  
        private readonly string CONNECT_TIME_OUT;

        /// <summary>  
        /// 数据库的名称  
        /// </summary>  
        private readonly string DB_NAME = "Mdemo";

        /// <summary>  
        /// 得到数据库实例  
        /// </summary>  
        /// <returns></returns>  
        public MongoDatabase GetDataBase()
        {
            //string conn = "mongodb://121.41.57.205:27017";
            //MongoServer mongodb = MongoServer.Create(conn);//连接数据库
            //MongoDatabase mongoDataBase = mongodb.GetDatabase(DB_NAME);//选择数据库名



            MongoClientSettings mongoSetting = new MongoClientSettings();
            //设置连接超时时间  
            mongoSetting.ConnectTimeout = new TimeSpan(int.Parse(CONNECT_TIME_OUT) * TimeSpan.TicksPerSecond);
            //设置数据库服务器  
            mongoSetting.Server = new MongoServerAddress(MONGO_CONN_HOST, MONGO_CONN_PORT);
            //创建Mongo的客户端  
            MongoClient client = new MongoClient(mongoSetting);
            //得到服务器端并且生成数据库实例  
            return client.GetServer().GetDatabase(DB_NAME);
        }
    }
}