package fenetres.create_act;

import java.awt.Toolkit;
import java.awt.datatransfer.Clipboard;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.UnsupportedFlavorException;
import java.awt.event.ActionEvent;
import java.awt.event.InputEvent;
import java.awt.event.KeyEvent;
import java.io.IOException;

import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.ImageIcon;
import javax.swing.JOptionPane;
import javax.swing.KeyStroke;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.TreePath;

import MEPTL.commandes;
import cXML.node;


public class actPaste extends AbstractAction{

	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	{
        putValue( Action.NAME, "Coller" );
        putValue( Action.SMALL_ICON, new ImageIcon( getClass().getResource("/paste.png") ) );
        putValue( Action.MNEMONIC_KEY, KeyEvent.VK_V );
        putValue( Action.SHORT_DESCRIPTION, "Coller (CTRL+V)" );
        putValue( Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_V, InputEvent.CTRL_DOWN_MASK) ); 
    }
	@Override
	public void actionPerformed(ActionEvent e) {
		 String initial = "";

                 Clipboard c = Toolkit.getDefaultToolkit().getSystemClipboard();
                 String paste;
				try {
					paste = "<!-- ? -->" + c.getContents(null).getTransferData(DataFlavor.stringFlavor).toString().replace("\t","").replace("\r", "").replace("\n", "");
	                 if (!paste.equals(initial)) {
	                	 node nodCopy = new node(paste);
	                	 
	                	 if(!nodCopy.getNomElt().isEmpty()) {
	                		 TreePath path = fenetres.create.getTree().getSelectionPath();
	                		 
	                      	 node nod = (node) fenetres.create.getSelectNode().getUserObject();
	                      	 DefaultMutableTreeNode nodeMu = fenetres.create.getSelectNode();
	                      	   
	                      	 nodCopy = MiseInformationDansLeNodeCopierColler(nodCopy,nod);                	 
	                      	 nod.getNodes().add(nodCopy);
	                      	 
	                      	 DefaultMutableTreeNode node1 = new DefaultMutableTreeNode(nodCopy);
	                      	 nodeMu.add(node1);
	                      	   
	                      	 nodeMu = addNodeMutable(nodCopy,node1);
	                      	   
	                      	 DefaultTreeModel model = (DefaultTreeModel) fenetres.create.getTree().getModel();
	                      	 DefaultMutableTreeNode root = (DefaultMutableTreeNode) model.getRoot();
	                      	 model.reload(root);
	                      	   
	                      	 fenetres.create.getTree().setSelectionPath(path);
	                      	 fenetres.create.getTree().expandPath(path);
	                      	   
	                	 }else {
							JOptionPane.showMessageDialog(null, "Le collage n'est pas réalisé.");
						}

	                 }
				} catch (UnsupportedFlavorException | IOException e1) {
					JOptionPane.showConfirmDialog(null, e1.toString());
					e1.printStackTrace();
				}
        
                 try {
                	 Thread.sleep(40);
                 } catch (InterruptedException ex) {
                 }

	}
	
	/**
	 * 
	 * @param nodePaste
	 * @param nodeParent
	 * @return
	 */
	private static node MiseInformationDansLeNodeCopierColler(node nodePaste, node nodeParent) {
		nodePaste.setParent(nodeParent);
		nodePaste.setLevel(nodeParent.getLevel()+1);
      	 for(int i=0;i<nodePaste.getNodes().size();i++) {
      		nodePaste.getNodes().get(i).setParent(nodePaste);
      		nodePaste.getNodes().get(i).setLevel(nodePaste.getLevel()+1);
      		if(nodePaste.getNodes().get(i).getNodes().size()>1) {
      			node nodChild = nodePaste.getNodes().get(i);
      			nodChild = MiseAJoutInfoChild(nodChild);
      		}
      		String nameNode = nodePaste.getNomElt();
      		if(nameNode.equals("text:p")||nameNode.equals("text:h")||nameNode.equals("text:list-item")||nameNode.equals("text:list")
      				||nameNode.equals("text:span")||nameNode.equals("text:line-break")) {
	   			actNewFichierAnalyse.placeIsDoublonInStructure(commandes.sujet.retourneFirstEnfantsByName("structurepage"));
			}
      	 }
		return nodePaste;
	}
	
	/**
	 * 
	 * @param nodChild
	 * @return
	 */
	private static node MiseAJoutInfoChild(node nodChild) {
		for(int i = 0 ; i<nodChild.getNodes().size();i++) {
			nodChild.getNodes().get(i).setLevel(nodChild.getParent().getLevel()+1);
			MiseAJoutInfoChild(nodChild.getNodes().get(i));
		}
		return nodChild;
	}
	
	/**
	 * 
	 * @param nod
	 * @param parent
	 * @return
	 */
	private static DefaultMutableTreeNode addNodeMutable(node nod, DefaultMutableTreeNode parent) {
		if(nod!=null) {
			DefaultMutableTreeNode node1 = null;
			
			for(int i = 0 ; i < nod.getNodes().size(); i++) {
				// Le node setting ne doit pas s'afficher dans le JTree
				if(!nod.getNodes().get(i).getNomElt().equals("setting")) {
				
					 node1 = new DefaultMutableTreeNode(nod.getNodes().get(i));
					 addNodeMutable(nod.getNodes().get(i), node1);
					 parent.add(node1);


				}
			}
		}
		return parent;
	}

}