package chat;
import java.io.*;
import java.net.*;
import java.util.*;
import javax.swing.text.BadLocationException;

/**
 *
 * <p>Title:用戶發送文件類 </p>
 * <p>Description: 用戶發送文件，根據發送對象創建不同的用戶線程</p>
 * <p>Copyright: Copyright (c) 2003</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */
public class ClientSendFile {
  ServerSocket sendFileSocket=null;//發送文件的服務套接
  Socket socket=null;
  File toSendFile=null;
  Hashtable saveThread=new Hashtable();
 // static Hashtable saveServerSocket=new Hashtable();
  String key=null;
  Vector toPeoples;
  FileCancelButton fileCancelButton;
  /**
   *
   * @param file File 要發送的文件
   * @param toPeoples Vector 要發送的對象
   */
  public ClientSendFile(File file,Vector toPeoples){
    toSendFile = file;
    this.toPeoples = toPeoples;
    Enumeration enum = this.toPeoples.elements();//取得發送對象的enumeration對象
    while (enum.hasMoreElements()) {//循環創建用戶線程
      String toPeople=(String) enum.nextElement();
      // System.out.println(enum.nextElement()+"  "+toSendFile);
      fileCancelButton=new FileCancelButton(toPeople,toSendFile);//創建取消發送按鈕對象
      try{
        ChatArea.style.addStylesToDocument(ChatArea.fileInfoDoc,
                                           fileCancelButton);
        //ChatArea.privateDoc.insertString(ChatArea.privateDoc.getLength(), "  "+"\n",
                                       //  ChatArea.privateDoc.getStyle("jpanel"));
        ChatArea.fileInfoDoc.insertString(ChatArea.fileInfoDoc.getLength(), "  "+"\n",
                                         ChatArea.fileInfoDoc.getStyle("jpanel"));//通過樣式顯示提示信息在文件面板
       ChatArea.tablePane.setSelectedIndex(2);
      }catch(BadLocationException e){
      }
      boolean isExist=PeopleThread.saveServerSocket.containsKey(toPeople);//判斷該發送對象是否已經存在于發送隊列中
      if(!isExist){//存在
        Thread peopleThread = new Thread(new PeopleThread(toSendFile,
            toPeople));//直接創建用戶線程
        peopleThread.start();//啟動線程
      }else{//不存在
        int port=((Integer)PeopleThread.saveServerSocket.get(toPeople)).intValue();//取得空閑端口
        if(ChatArea.getSocket()!=null){
          try {
            ChatArea.getOut().writeUTF("SEND_FILE:" + toSendFile + "#TOPEOPLE#" +
                                       toPeople + "#PORT#" + port +
                                       "#FILE_LENGTH#" + toSendFile.length());
          }catch(IOException e){
          }
        }
      }
      try {
        Thread.sleep(150);
      }
      catch (Exception e) {
      }
    }
  }

  public static void main(String[] args) {
  }

}