package com.vci.client.portal.UI.v3.comptdesign.compt.al;

import java.awt.Container;
import java.awt.Dimension;
import java.awt.Point;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Observable;
import java.util.Observer;

import javax.swing.SwingUtilities;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;

import com.vci.client.portal.UI.v3.comptdesign.UIComptDesignDialog;
import com.vci.client.portal.UI.v3.comptdesign.compt.BaseComptPanel;
import com.vci.client.portal.UI.v3.comptdesign.compt.popupcompt.BasePopupDialog;
import com.vci.client.ui.swing.components.VCIJTextField;

public abstract class BaseActionListener<T extends BasePopupDialog> 
		extends Observable implements ActionListener, Observer {

	private BaseComptPanel ownedComptPanel = null; 
	private UIComptDesignDialog ownedUIComptDesignDialog = null;
	private VCIJTextField txt = null;
	private List<VCIJTextField> clearTxtList = null;
	
	private BasePopupDialog popupDialog = null;
	
	protected KeyListener escapeKeyListener = new KeyAdapter() {
	    public void keyReleased(KeyEvent e) {
	    	if(e.getKeyChar() == KeyEvent.VK_ESCAPE){
				if(getOwnedUIComptDesignDialog() != null){
					getOwnedUIComptDesignDialog().setVisible(false);
				}
			}
	    }
	};
	
	private class HidePopupDialogHandler implements MouseListener, FocusListener, ActionListener{

		@Override
		public void focusGained(FocusEvent e) {
			// TODO Auto-generated method stub
			
		}

		@Override
		public void focusLost(FocusEvent e) {
			// TODO Auto-generated method stub
			hidePopupDialog();
		}

		@Override
		public void mouseClicked(MouseEvent e) {
			// TODO Auto-generated method stub
			hidePopupDialog();
		}

		@Override
		public void mousePressed(MouseEvent e) {
			// TODO Auto-generated method stub
			
		}

		@Override
		public void mouseReleased(MouseEvent e) {
			// TODO Auto-generated method stub
			
		}

		@Override
		public void mouseEntered(MouseEvent e) {
			// TODO Auto-generated method stub
			
		}

		@Override
		public void mouseExited(MouseEvent e) {
			// TODO Auto-generated method stub
			
		}

		@Override
		public void actionPerformed(ActionEvent e) {
			// TODO Auto-generated method stub
			hidePopupDialog();
		}
	}
	
	private HidePopupDialogHandler hideHander = null;
	private HidePopupDialogHandler getHideHandler(){
		if(hideHander == null){
			hideHander = new HidePopupDialogHandler();
		}
		return hideHander;
	}
	public BaseActionListener(
			BaseComptPanel ownedComptPanel,
			UIComptDesignDialog ownedUIComptDesignDialog, 
			VCIJTextField txt,
			List<VCIJTextField> clearTxtList){
		this.ownedComptPanel = ownedComptPanel;
		this.ownedUIComptDesignDialog = ownedUIComptDesignDialog;
		this.txt = txt;
		this.clearTxtList = clearTxtList;
		
		if(ownedComptPanel != null){
			ownedComptPanel.getTxtRefBtnALMap().put(txt.hashCode(), this);
			Container pc = txt.getParent();
			while(pc != null){
				pc.addMouseListener(getHideHandler());
				pc.addFocusListener(getHideHandler());
				pc = pc.getParent();
			}
		}
		if(txt != null){
			txt.getDocument().addDocumentListener(new DocumentListener() {
				@Override
				public void removeUpdate(DocumentEvent e) {
					txt_DocumentListener_response(null);
				}
				@Override
				public void insertUpdate(DocumentEvent e) {
					txt_DocumentListener_response(null);
				}
				@Override
				public void changedUpdate(DocumentEvent e) {
					txt_DocumentListener_response(null);
				}
			});
			txt.addKeyListener(escapeKeyListener);
		}
	}
	protected void txt_DocumentListener_response(DocumentEvent e){
		if(getPopupDialog() != null){
			if(!getPopupDialog().isVisible()){
				return;
			}
			getPopupDialog().setIgnoreTxtInputValue(false);
			getPopupDialog().loadData();
			getTxt().requestFocus();
		}
	}
	
	@Override
	public void actionPerformed(ActionEvent e) {
		// TODO Auto-generated method stub
		// Observable 作为被观察者，表明已更新
		setChanged();
		// 本ActionListener执行时，其它观察者做出响应（隐藏那些按钮弹出的PopupDialog）
		notifyObservers(this);
		
		// 按钮响应事件
		btn_actionPerformed(e);
	}


	private Map<Integer, BasePopupDialog> dialogMap = new HashMap<Integer, BasePopupDialog>();
	
	protected void btn_actionPerformed(ActionEvent e){
		BasePopupDialog popupDialog = null;
		if(dialogMap.containsKey(getTxt().hashCode())){
			popupDialog = getBtnActionShowPopupDialog();
		} else {
			popupDialog = getBtnActionShowPopupDialog();
			dialogMap.put(getTxt().hashCode(), popupDialog);
		}
		if(popupDialog == null) return;
		
		if(!popupDialog.isBuildCompleted()){
			popupDialog.buildDialog();
		}
		
		@SuppressWarnings("unchecked")
		Runnable dialogCallback = getBtnActionShowPopupDialogCallback((T)popupDialog);
		if(dialogCallback != null){
			popupDialog.setDialogCallback(dialogCallback);
		}
		
		if(popupDialog.isVisible()){
			return;
		}
		
		showPopupDialog(popupDialog);
	}

	protected void showPopupDialog(BasePopupDialog popupDialog){
		getOwnedComptPanel().getTxtRefBtnALMap().get(getTxt().hashCode()).setPopupDialog(popupDialog);
		setPopupDialog(popupDialog);
		popupDialog.setIgnoreTxtInputValue(true);
		Point p  =  new Point(0, getTxt().getHeight() + 1);
		SwingUtilities.convertPointToScreen(p, getTxt());
		popupDialog.setLocation(p);
		Dimension size = getTxt().getSize();
		size.height = 250;
		popupDialog.setSize(size);
		popupDialog.loadData();
		popupDialog.requestFocus();
		popupDialog.setVisible(true);
	}
	
	protected abstract BasePopupDialog getBtnActionShowPopupDialog();
	
	protected abstract Runnable getBtnActionShowPopupDialogCallback(T popupDialog);
	
	protected void clearTxtText(){
		clearTxtText(clearTxtList);
	}
	
	protected void clearTxtText(List<VCIJTextField> txts){
		if(txts != null){
			for (VCIJTextField txt : txts) {
				txt.setText("");
			}
		}
	}
	
	@Override
	public void update(Observable o, Object arg) {
		hidePopupDialog();
	}
	public BaseComptPanel getOwnedComptPanel() {
		return ownedComptPanel;
	}
	public void setOwnedComptPanel(BaseComptPanel ownedComptPanel) {
		this.ownedComptPanel = ownedComptPanel;
	}
	public UIComptDesignDialog getOwnedUIComptDesignDialog() {
		return ownedUIComptDesignDialog;
	}

	public void setOwnedUIComptDesignDialog(UIComptDesignDialog ownedUIComptDesignDialog) {
		this.ownedUIComptDesignDialog = ownedUIComptDesignDialog;
	}
	public VCIJTextField getTxt() {
		return txt;
	}
	public void setTxt(VCIJTextField txt) {
		this.txt = txt;
	}
	public BasePopupDialog getPopupDialog() {
		return popupDialog;
	}
	public void setPopupDialog(BasePopupDialog popupDialog) {
		this.popupDialog = popupDialog;
	}

	/**
	 * 隐藏PopupDialog
	 */
	public void hidePopupDialog(){
		if(getPopupDialog() != null){
			getPopupDialog().setVisible(false);
		}
	}
	
}