package com.tarena.abs.client;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.io.*;
import java.net.*;

import com.tarena.abs.model.*;


/**
 * 該類描述一個登錄窗口
 * @author tony.tang
 *
 */
public class LoginFrame extends JFrame  implements ActionListener{
	private JLabel[] label;//所有標簽
	private JTextField name;
	private JPasswordField password;
	private JButton ok;
	private JButton cancel;
	private JPanel jp1,jp2,jp3;
	private ObjectInputStream ois;
	private ObjectOutputStream oos;
	public LoginFrame(ObjectInputStream ois,ObjectOutputStream oos){
		super("航班機票預定系統--客戶登錄");
		label=new JLabel[3];
		label[0]=new JLabel("用  戶  名：");
		label[1]=new JLabel("密        碼：");
		label[2]=new JLabel("客戶登錄");
		name=new JTextField(20);
		password=new JPasswordField(20);
		ok=new JButton("登錄");
		cancel=new JButton("取消");
		jp1=new JPanel();
		jp2=new JPanel();
		jp3=new JPanel();
		this.ois=ois;
		this.oos=oos;
		init();
		setAllFont();
		addEventHandle();	
	}
	private void init(){
		jp1.setLayout(new FlowLayout(FlowLayout.CENTER,10,20));
		jp1.add(label[2]);
		this.add(jp1,BorderLayout.NORTH);
		jp2.setLayout(new FlowLayout(FlowLayout.CENTER,5,10));
		jp2.add(label[0]);jp2.add(name);
		jp2.add(label[1]);jp2.add(password);
		this.add(jp2,BorderLayout.CENTER);
		jp3.setLayout(new FlowLayout(FlowLayout.CENTER,50,20));
		jp3.add(ok);jp3.add(cancel);
		this.add(jp3,BorderLayout.SOUTH);
	}
	private void setAllFont(){
		Font f1=new Font("",Font.BOLD,20);
		Font f2=new Font("仿宋",Font.BOLD,30);
		for(int i=0;i<label.length-1;i++){
			label[i].setFont(f1);
		}
		label[label.length-1].setFont(f2);
		label[label.length-1].setForeground(Color.RED);
		name.setFont(f1);
		password.setFont(f1);
		ok.setFont(f1);
		cancel.setFont(f1);
	}
	public void showMe(){
		this.setSize(540,360);
		this.setVisible(true);
		this.setResizable(false);
		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
	}
	private void addEventHandle(){
		ok.addActionListener(this);
		cancel.addActionListener(this);
	}
	
	public void actionPerformed(ActionEvent e) {
		if(e.getActionCommand().equals("登錄")){
			if(name.getText().equals("") || new String(password.getPassword()).equals("")){
				JOptionPane.showMessageDialog(this,"姓名和密碼不能為空！");
				return;
			}
			try {
				Request req=new Request("login");
				req.setData("UserName",name.getText());
				req.setData("Password",new String(password.getPassword()));
				oos.writeObject(req);
				oos.flush();
				System.out.println("oos:"+oos);
				System.out.println("ois:"+ois);
				Response res=(Response)ois.readObject();
				Agent user=(Agent)res.getData();
				if(user!=null){
					new ClientMainFrame(ois,oos,user).showMe();
					this.dispose();
				}else{
					JOptionPane.showMessageDialog(this,"對不起，用戶名和密碼不正確，請重新輸入！");
				}
			} catch (Exception e1) {
				e1.printStackTrace();
			}
			
		}else if(e.getActionCommand().equals("取消")){
			try {
				Request req=new Request("quit");
				oos.writeObject(req);
				oos.flush();
				
				System.exit(0);
				
			} catch (Exception e1) {
				e1.printStackTrace();
			}

		}	
	}
}