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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Net;
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using System.Net.Sockets;
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using System.Text;
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using HslCommunication.Core;
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using HslCommunication.Core.Net;
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namespace HslCommunication.Enthernet
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{
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/// <summary>
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/// 文件传输客户端基类，提供上传，下载，删除的基础服务
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/// </summary>
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public abstract class FileClientBase : NetworkXBase
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{
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#region Private Member
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private IPEndPoint m_ipEndPoint = null;
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#endregion
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#region Public Member
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/// <summary>
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/// 服务器端的文件管理引擎终结点
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/// </summary>
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public IPEndPoint ServerIpEndPoint
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{
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get { return m_ipEndPoint; }
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set { m_ipEndPoint = value; }
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}
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/// <summary>
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/// 获取或设置连接的超时时间，默认10秒
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/// </summary>
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public int ConnectTimeOut { get; set; } = 10000;
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#endregion
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#region Private Method
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/// <summary>
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/// 发送三个文件分类到服务器端
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/// </summary>
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/// <param name="socket">套接字对象</param>
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/// <param name="factory">一级分类</param>
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/// <param name="group">二级分类</param>
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/// <param name="id">三级分类</param>
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/// <returns>是否成功的结果对象</returns>
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protected OperateResult SendFactoryGroupId(
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Socket socket,
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string factory,
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string group,
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string id
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)
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{
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OperateResult factoryResult = SendStringAndCheckReceive( socket, 1, factory );
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if (!factoryResult.IsSuccess)
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{
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return factoryResult;
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}
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OperateResult groupResult = SendStringAndCheckReceive( socket, 2, group );
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if (!groupResult.IsSuccess)
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{
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return groupResult;
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}
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OperateResult idResult = SendStringAndCheckReceive( socket, 3, id );
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if (!idResult.IsSuccess)
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{
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return idResult;
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}
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return OperateResult.CreateSuccessResult( ); ;
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}
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#endregion
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#region Delete File
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/// <summary>
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/// 删除服务器上的文件
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/// </summary>
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/// <param name="fileName">文件的名称</param>
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/// <param name="factory">一级分类</param>
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/// <param name="group">二级分类</param>
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/// <param name="id">三级分类</param>
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/// <returns>是否成功的结果对象</returns>
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protected OperateResult DeleteFileBase( string fileName, string factory, string group, string id )
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{
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// connect server
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OperateResult<Socket> socketResult = CreateSocketAndConnect( ServerIpEndPoint, ConnectTimeOut );
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if (!socketResult.IsSuccess) return socketResult;
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// 发送操作指令
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OperateResult sendString = SendStringAndCheckReceive( socketResult.Content, HslProtocol.ProtocolFileDelete, fileName );
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if (!sendString.IsSuccess) return sendString;
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// 发送文件名以及三级分类信息
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OperateResult sendFileInfo = SendFactoryGroupId( socketResult.Content, factory, group, id );
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if (!sendFileInfo.IsSuccess) return sendFileInfo;
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// 接收服务器操作结果
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OperateResult<int, string> receiveBack = ReceiveStringContentFromSocket( socketResult.Content );
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if (!receiveBack.IsSuccess) return receiveBack;
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OperateResult result = new OperateResult( );
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if (receiveBack.Content1 == 1) result.IsSuccess = true;
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result.Message = receiveBack.Message;
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socketResult.Content?.Close( );
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return result;
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}
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#endregion
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#region Download File
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/// <summary>
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/// 基础下载信息
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/// </summary>
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/// <param name="factory">一级分类</param>
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/// <param name="group">二级分类</param>
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/// <param name="id">三级分类</param>
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/// <param name="fileName">服务器的文件名称</param>
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/// <param name="processReport">下载的进度报告</param>
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/// <param name="source">数据源信息，决定最终存储到哪里去</param>
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/// <returns>是否成功的结果对象</returns>
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protected OperateResult DownloadFileBase(
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string factory,
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string group,
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string id,
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string fileName,
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Action<long, long> processReport,
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object source
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)
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{
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// connect server
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OperateResult<Socket> socketResult = CreateSocketAndConnect( ServerIpEndPoint, ConnectTimeOut );
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if (!socketResult.IsSuccess) return socketResult;
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// 发送操作指令
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OperateResult sendString = SendStringAndCheckReceive( socketResult.Content, HslProtocol.ProtocolFileDownload, fileName );
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if (!sendString.IsSuccess) return sendString;
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// 发送三级分类
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OperateResult sendClass = SendFactoryGroupId( socketResult.Content, factory, group, id );
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if (!sendClass.IsSuccess) return sendClass;
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// 根据数据源分析
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if (source is string fileSaveName)
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{
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OperateResult result = ReceiveFileFromSocket( socketResult.Content, fileSaveName, processReport );
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if (!result.IsSuccess) return result;
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}
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else if (source is Stream stream)
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{
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OperateResult result = ReceiveFileFromSocket( socketResult.Content, stream, processReport );
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if (!result.IsSuccess)
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{
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return result;
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}
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}
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else
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{
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socketResult.Content?.Close( );
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LogNet?.WriteError( ToString(), StringResources.Language.NotSupportedDataType );
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return new OperateResult( StringResources.Language.NotSupportedDataType );
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}
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socketResult.Content?.Close( );
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return OperateResult.CreateSuccessResult( );
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}
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#endregion
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#region Upload File
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/// <summary>
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/// 上传文件给服务器
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/// </summary>
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/// <param name="source">数据源，可以是文件名，也可以是数据流</param>
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/// <param name="serverName">在服务器保存的文件名，不包含驱动器路径</param>
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/// <param name="factory">一级分类</param>
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/// <param name="group">二级分类</param>
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/// <param name="id">三级分类</param>
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/// <param name="fileTag">文件的描述</param>
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/// <param name="fileUpload">文件的上传人</param>
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/// <param name="processReport">汇报进度</param>
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/// <returns>是否成功的结果对象</returns>
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protected OperateResult UploadFileBase(
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object source,
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string serverName,
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string factory,
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string group,
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string id,
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string fileTag,
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string fileUpload,
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Action<long, long> processReport )
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{
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// HslReadWriteLock readWriteLock = new HslReadWriteLock( );
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// 创建套接字并连接服务器
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OperateResult<Socket> socketResult = CreateSocketAndConnect( ServerIpEndPoint, ConnectTimeOut );
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if (!socketResult.IsSuccess) return socketResult;
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// 上传操作暗号的文件名
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OperateResult sendString = SendStringAndCheckReceive( socketResult.Content, HslProtocol.ProtocolFileUpload, serverName );
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if (!sendString.IsSuccess) return sendString;
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// 发送三级分类
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OperateResult sendClass = SendFactoryGroupId( socketResult.Content, factory, group, id );
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if (!sendClass.IsSuccess) return sendClass;
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// 判断数据源格式
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if (source is string fileName)
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{
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OperateResult result = SendFileAndCheckReceive( socketResult.Content, fileName, serverName, fileTag, fileUpload, processReport );
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if(!result.IsSuccess)
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{
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return result;
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}
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}
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else if (source is Stream stream)
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{
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OperateResult result = SendFileAndCheckReceive( socketResult.Content, stream, serverName, fileTag, fileUpload, processReport );
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if (!result.IsSuccess)
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{
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return result;
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}
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}
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else
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{
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socketResult.Content?.Close( );
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LogNet?.WriteError( ToString( ), StringResources.Language.DataSourseFormatError );
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return new OperateResult( StringResources.Language.DataSourseFormatError );
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}
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// 确认服务器文件保存状态
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OperateResult<int, string> resultCheck = ReceiveStringContentFromSocket( socketResult.Content );
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if (!resultCheck.IsSuccess) return resultCheck;
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if (resultCheck.Content1 == 1)
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{
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return OperateResult.CreateSuccessResult( );
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}
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else
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{
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return new OperateResult( StringResources.Language.ServerFileCheckFailed );
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}
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}
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#endregion
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#region Object Override
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/// <summary>
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/// 获取本对象的字符串表示形式
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/// </summary>
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/// <returns>字符串信息</returns>
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public override string ToString()
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{
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return "FileClientBase";
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}
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#endregion
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}
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}
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