/*
 * #%L
 * gitools-ui-app
 * %%
 * Copyright (C) 2013 Universitat Pompeu Fabra - Biomedical Genomics group
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 3 of the 
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public 
 * License along with this program.  If not, see
 * <http://www.gnu.org/licenses/gpl-3.0.html>.
 * #L%
 */
package org.gitools.ui.intogen.dialog;

import org.gitools.ui.IconNames;
import org.gitools.ui.platform.IconUtils;
import org.gitools.ui.platform.dialog.DialogHeaderPanel;
import org.gitools.ui.platform.dialog.MessageStatus;
import org.gitools.ui.settings.Settings;
import org.gitools.ui.utils.DocumentChangeListener;
import org.gitools.ui.utils.FileChooserUtils;

import javax.swing.event.DocumentEvent;
import java.io.File;

/**
 * @noinspection ALL
 */
class IntogenImportDownloadDialog extends javax.swing.JDialog {

    private String overwritenFiles;

    /**
     * A return status code - returned if Cancel button has been pressed
     */
    private static final int RET_CANCEL = 0;
    /**
     * A return status code - returned if OK button has been pressed
     */
    private static final int RET_OK = 1;

    /**
     * Creates new form IntogenImportSaveDialog
     */
    public IntogenImportDownloadDialog(java.awt.Window parent) {
        super(parent);

        setModal(true);

        initComponents();

        headerPanel.setTitle("Select name prefix and folder");
        headerPanel.setLeftLogo(IconUtils.getIconResource(IconNames.LOGO_INTOGEN));
        headerPanel.setLeftLogoLink("http://www.intogen.org");
        headerPanel.setRightLogo(IconUtils.getImageIconResourceScaledByHeight(IconNames.LOGO_INTOGEN_IMPORT, 96));

        namePrefix.setText("unnamed");
        namePrefix.setSelectionStart(0);
        namePrefix.setSelectionEnd(namePrefix.getDocument().getLength());
        namePrefix.requestFocusInWindow();
        folder.setText(Settings.getDefault().getLastExportPath());

        DocumentChangeListener documentListener = new DocumentChangeListener() {
            @Override
            protected void update(DocumentEvent e) {
                boolean exists = checkFileExists();
                if (exists) {
                    headerPanel.setMessageStatus(MessageStatus.WARN);
                    headerPanel.setMessage("Files already exist and will be overwriten: " + getOverwritenFiles());
                }
            }
        };

        namePrefix.getDocument().addDocumentListener(documentListener);
        folder.getDocument().addDocumentListener(documentListener);
    }

    public DialogHeaderPanel getHeaderPanel() {
        return headerPanel;
    }

    String getOverwritenFiles() {
        return overwritenFiles;
    }

    public void setOverwritenFiles(String overwritenFiles) {
        this.overwritenFiles = overwritenFiles;
    }

    boolean checkFileExists() {
        return false;
    }

    /**
     * @return the return status of this dialog - one of RET_OK or RET_CANCEL
     */
    public int getReturnStatus() {
        return returnStatus;
    }

    public boolean isCancelled() {
        return returnStatus == RET_CANCEL;
    }

    /**
     * This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        okButton = new javax.swing.JButton();
        cancelButton = new javax.swing.JButton();
        namePrefix = new javax.swing.JTextField();
        jLabel1 = new javax.swing.JLabel();
        folderBtn = new javax.swing.JButton();
        folder = new javax.swing.JTextField();
        jLabel2 = new javax.swing.JLabel();
        jSeparator1 = new javax.swing.JSeparator();
        headerPanel = new org.gitools.ui.platform.dialog.DialogHeaderPanel();

        setTitle("Download...");
        setLocationByPlatform(true);
        addWindowListener(new java.awt.event.WindowAdapter() {
            public void windowClosing(java.awt.event.WindowEvent evt) {
                closeDialog(evt);
            }
        });

        okButton.setText("OK");
        okButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                okButtonActionPerformed(evt);
            }
        });

        cancelButton.setText("Cancel");
        cancelButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                cancelButtonActionPerformed(evt);
            }
        });

        jLabel1.setText("Name prefix");

        folderBtn.setText("Browse...");
        folderBtn.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                folderBtnActionPerformed(evt);
            }
        });

        jLabel2.setText("Folder");

        headerPanel.setMessage("");

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
        getContentPane().setLayout(layout);
        layout.setHorizontalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGroup(layout.createSequentialGroup().addContainerGap(564, Short.MAX_VALUE).addComponent(okButton, javax.swing.GroupLayout.PREFERRED_SIZE, 67, javax.swing.GroupLayout.PREFERRED_SIZE).addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED).addComponent(cancelButton).addContainerGap()).addComponent(jSeparator1, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, 716, Short.MAX_VALUE).addComponent(headerPanel, javax.swing.GroupLayout.DEFAULT_SIZE, 716, Short.MAX_VALUE).addGroup(layout.createSequentialGroup().addContainerGap().addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false).addComponent(jLabel2, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE).addComponent(jLabel1, javax.swing.GroupLayout.Alignment.LEADING)).addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED).addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addComponent(namePrefix, javax.swing.GroupLayout.DEFAULT_SIZE, 529, Short.MAX_VALUE).addComponent(folder, javax.swing.GroupLayout.DEFAULT_SIZE, 529, Short.MAX_VALUE)).addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED).addComponent(folderBtn).addGap(9, 9, 9)));

        layout.linkSize(javax.swing.SwingConstants.HORIZONTAL, new java.awt.Component[]{cancelButton, okButton});

        layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addGroup(javax.swing.GroupLayout.Alignment.TRAILING, layout.createSequentialGroup().addComponent(headerPanel, javax.swing.GroupLayout.DEFAULT_SIZE, 110, Short.MAX_VALUE).addGap(18, 18, 18).addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE).addComponent(jLabel1).addComponent(namePrefix, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)).addGap(18, 18, 18).addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE).addComponent(jLabel2).addComponent(folder, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE).addComponent(folderBtn)).addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE).addComponent(jSeparator1, javax.swing.GroupLayout.PREFERRED_SIZE, 10, javax.swing.GroupLayout.PREFERRED_SIZE).addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED).addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE).addComponent(cancelButton).addComponent(okButton)).addContainerGap()));

        pack();
    }// </editor-fold>//GEN-END:initComponents

    private void okButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_okButtonActionPerformed
        doClose(RET_OK);
    }//GEN-LAST:event_okButtonActionPerformed

    private void cancelButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_cancelButtonActionPerformed
        doClose(RET_CANCEL);
    }//GEN-LAST:event_cancelButtonActionPerformed

    /**
     * Closes the dialog
     */
    private void closeDialog(java.awt.event.WindowEvent evt) {//GEN-FIRST:event_closeDialog
        doClose(RET_CANCEL);
    }//GEN-LAST:event_closeDialog

    private void folderBtnActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_folderBtnActionPerformed
        File selPath = FileChooserUtils.selectPath("Select folder", folder.getText());

        if (selPath != null) {
            folder.setText(selPath.getAbsolutePath());
            Settings.getDefault().setLastExportPath(selPath.getAbsolutePath());
        }
    }//GEN-LAST:event_folderBtnActionPerformed

    private void doClose(int retStatus) {
        returnStatus = retStatus;
        setVisible(false);
        dispose();
    }

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton cancelButton;
    private javax.swing.JTextField folder;
    private javax.swing.JButton folderBtn;
    private org.gitools.ui.platform.dialog.DialogHeaderPanel headerPanel;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JSeparator jSeparator1;
    private javax.swing.JTextField namePrefix;
    private javax.swing.JButton okButton;
    // End of variables declaration//GEN-END:variables

    private int returnStatus = RET_CANCEL;

    public String getNamePrefix() {
        return namePrefix.getText();
    }

    public String getFolder() {
        return folder.getText();
    }
}
