/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

 *

 * Copyright 2012 Oracle and/or its affiliates. All rights reserved.

 *

 * Oracle and Java are registered trademarks of Oracle and/or its affiliates.

 * Other names may be trademarks of their respective owners.

 *

 * The contents of this file are subject to the terms of either the GNU

 * General Public License Version 2 only ("GPL") or the Common

 * Development and Distribution License("CDDL") (collectively, the

 * "License"). You may not use this file except in compliance with the

 * License. You can obtain a copy of the License at

 * http://www.netbeans.org/cddl-gplv2.html

 * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the

 * specific language governing permissions and limitations under the

 * License.  When distributing the software, include this License Header

 * Notice in each file and include the License file at

 * nbbuild/licenses/CDDL-GPL-2-CP.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the GPL Version 2 section of the License file that

 * accompanied this code. If applicable, add the following below the

 * License Header, with the fields enclosed by brackets [] replaced by

 * your own identifying information:

 * "Portions Copyrighted [year] [name of copyright owner]"

 *

 * If you wish your version of this file to be governed by only the CDDL

 * or only the GPL Version 2, indicate your decision by adding

 * "[Contributor] elects to include this software in this distribution

 * under the [CDDL or GPL Version 2] license." If you do not indicate a

 * single choice of license, a recipient has the option to distribute

 * your version of this file under either the CDDL, the GPL Version 2 or

 * to extend the choice of license to its licensees as provided above.

 * However, if you add GPL Version 2 code and therefore, elected the GPL

 * Version 2 license, then the option applies only if the new code is

 * made subject to such option by the copyright holder.

 *

 * Contributor(s):

 *

 * Portions Copyrighted 2012 Sun Microsystems, Inc.

 */

package org.netbeans.modules.versioning.history;

import java.awt.BorderLayout;

import java.awt.Color;

import java.awt.Container;

import java.awt.Rectangle;

import javax.swing.BorderFactory;

import javax.swing.JPanel;

import javax.swing.JTextPane;

import org.netbeans.modules.versioning.util.VCSHyperlinkSupport;

/**

 * Composite panel for displaying revision, author, commit message and other

 * info.

 */

public class RevisionItemCell extends JPanel implements VCSHyperlinkSupport.BoundsTranslator {

    private JTextPane authorControl=new JTextPane();

    private JTextPane dateControl=new JTextPane();

    private JTextPane revisionControl=new JTextPane();

    private JTextPane commitMessageControl=new JTextPane();

    private JPanel northPanel=new JPanel();

    private JPanel authorDatePanel=new JPanel();

    public RevisionItemCell () {

        this.setBorder(null);

        this.setLayout(new BorderLayout(0, 0));

        this.add(commitMessageControl, java.awt.BorderLayout.CENTER);

        this.add(northPanel, java.awt.BorderLayout.NORTH);

        northPanel.setBorder(BorderFactory.createEmptyBorder());

        northPanel.setLayout(new BorderLayout(5, 0));

        northPanel.add(authorDatePanel, java.awt.BorderLayout.EAST);

        northPanel.add(revisionControl, java.awt.BorderLayout.CENTER);

        authorDatePanel.setLayout(new BorderLayout(5, 0));

        authorDatePanel.setBorder(BorderFactory.createEmptyBorder());

        authorDatePanel.add(authorControl, BorderLayout.CENTER);

        authorDatePanel.add(dateControl, BorderLayout.EAST);

        //

        initTextPane(dateControl);

        initTextPane(authorControl);

        initTextPane(revisionControl);

        initTextPane(commitMessageControl);

        northPanel.setOpaque(false);

        authorDatePanel.setOpaque(false);

        this.setFocusable(false);

        northPanel.setFocusable(false);

        authorDatePanel.setFocusable(false);

    }

    /**

     * Corrects the bounding rectangle of nested textpanes.

     * @param startComponent

     * @param r 

     */

    @Override

    public void correctTranslation (final Container startComponent, final Rectangle r) {

        if (null == startComponent) {

            return;

        }

        if (null == r) {

            return;

        }

        final RevisionItemCell stopComponent = this;

        Container current=startComponent;

        while (current != stopComponent) {

            r.translate(current.getX(), current.getY());

            current = current.getParent();

        }

        r.translate(current.getX(), current.getY());

    }

    public JTextPane getAuthorControl () {

        return authorControl;

    }

    public JTextPane getDateControl () {

        return dateControl;

    }

    public JTextPane getRevisionControl () {

        return revisionControl;

    }

    public JTextPane getCommitMessageControl () {

        return commitMessageControl;

    }

    public JPanel getNorthPanel () {

        return northPanel;

    }

    private void initTextPane (JTextPane pane) {

        pane.setBorder(null);

        pane.setLayout(null);

        //fix for nimbus laf

        pane.setOpaque(false);

        pane.setBackground(new Color(0, 0, 0, 0));

    }

}

import org.netbeans.modules.versioning.history.AbstractSummaryView.LogEntry;

import org.netbeans.modules.versioning.util.VCSHyperlinkSupport.AuthorLinker;

import org.netbeans.modules.versioning.util.VCSHyperlinkSupport.IssueLinker;

import org.openide.util.Exceptions;

        private void addRevision (JTextPane pane, RevisionItem item, boolean selected, Collection<SearchHighlight> highlights) throws BadLocationException {

            StyledDocument sd = pane.getStyledDocument();

            // clear document

            clearSD(pane, sd);

            Style selectedStyle = createSelectedStyle(pane);

            Style normalStyle = createNormalStyle(pane);

            Style hiliteStyle = createHiliteStyleStyle(pane, normalStyle, searchHiliteAttrs);

            Style style;

            if (selected) {

                style = selectedStyle;

            } else {

                style = normalStyle;

            }

            // add revision

            sd.insertString(0, item.getUserData().getRevision(), style);

            if (!selected) {

                for (AbstractSummaryView.LogEntry.RevisionHighlight highlight : item.getUserData().getRevisionHighlights()) {

                    Style s = pane.addStyle(null, normalStyle);

                    StyleConstants.setForeground(s, highlight.getForeground());

                    StyleConstants.setBackground(s, highlight.getBackground());

                    sd.setCharacterAttributes(highlight.getStart(), highlight.getLength(), s, false);

                }

                for (SearchHighlight highlight : highlights) {

                    if (highlight.getKind() == SearchHighlight.Kind.REVISION) {

                        int doclen = sd.getLength();

                        String highlightMessage = highlight.getSearchText();

                        String revisionText = item.getUserData().getRevision().toLowerCase();

                        int idx = revisionText.indexOf(highlightMessage);

                        if (idx > -1) {

                            sd.setCharacterAttributes(doclen - revisionText.length() + idx, highlightMessage.length(), hiliteStyle, false);

                        }

                    }

                }

            }

        }

        private void addAuthor (JTextPane pane, RevisionItem item, boolean selected, Collection<SearchHighlight> highlights) throws BadLocationException {

            LogEntry entry = item.getUserData();

            StyledDocument sd = pane.getStyledDocument();

            clearSD(pane, sd);

            Style selectedStyle = createSelectedStyle(pane);

            Style normalStyle = createNormalStyle(pane);

            Style style;

            if (selected) {

                style = selectedStyle;

            } else {

                style = normalStyle;

            }

            Style authorStyle = createAuthorStyle(pane, normalStyle);

            Style hiliteStyle = createHiliteStyleStyle(pane, normalStyle, searchHiliteAttrs);

            String author = entry.getAuthor();

            VCSHyperlinkSupport.StyledDocumentHyperlink l = linkerSupport.getLinker(VCSHyperlinkSupport.AuthorLinker.class, id);

            if(l == null) {

                VCSKenaiAccessor.KenaiUser kenaiUser = getKenaiUser(author);

                if (kenaiUser != null) {

                    AuthorLinker a = new VCSHyperlinkSupport.AuthorLinker(kenaiUser, authorStyle, sd, author);

                    linkerSupport.add(a, id);

                }

            }

            int pos = sd.getLength();

            if(l != null) {

                l.insertString(sd, selected ? style : null);

            } else {

                sd.insertString(sd.getLength(), author, style);

            }

            if (!selected) {

                for (SearchHighlight highlight : highlights) {

                    if (highlight.getKind() == SearchHighlight.Kind.AUTHOR) {

                        int doclen = sd.getLength();

                        String highlightMessage = highlight.getSearchText();

                        String authorText = sd.getText(pos, doclen - pos).toLowerCase();

                        int idx = authorText.indexOf(highlightMessage);

                        if (idx > -1) {

                            sd.setCharacterAttributes(doclen - authorText.length() + idx, highlightMessage.length(), hiliteStyle, false);

                        }

                    }

                }

            }

        }

        private void addDate (JTextPane pane, RevisionItem item, boolean selected, Collection<SearchHighlight> highlights) throws BadLocationException {

            LogEntry entry = item.getUserData();

            StyledDocument sd = pane.getStyledDocument();

            // clear document

            clearSD(pane, sd);

            Style selectedStyle = createSelectedStyle(pane);

            Style normalStyle = createNormalStyle(pane);

            Style style;

            if (selected) {

                style = selectedStyle;

            } else {

                style = normalStyle;

            }

            // add date

            sd.insertString(sd.getLength(), entry.getDate(), style);

        }

        private void addCommitMessage (JTextPane pane, RevisionItem item, boolean selected, Collection<SearchHighlight> highlights) throws BadLocationException {

            LogEntry entry = item.getUserData();

            StyledDocument sd = pane.getStyledDocument();

            clearSD(pane, sd);

            Style selectedStyle = createSelectedStyle(pane);

            Style normalStyle = createNormalStyle(pane);

            Style linkStyle = createLinkStyle(pane, normalStyle);

            Style hiliteStyle = createHiliteStyleStyle(pane, normalStyle, searchHiliteAttrs);

            Style issueHyperlinkStyle = createIssueHyperlinkStyle(pane, normalStyle);

            Style style;

            if (selected) {

                style = selectedStyle;

            } else {

                style = normalStyle;

            }

            boolean messageChanged = !entry.getMessage().isEmpty();

            String commitMessage = entry.getMessage().trim();

            int nlc;

            int i;

            for (i = 0, nlc = -1; i != -1; i = commitMessage.indexOf('\n', i + 1), nlc++);

            if (nlc > 0 && !item.messageExpanded) {

                //get first line of comment if collapsed

                commitMessage = commitMessage.substring(0, commitMessage.indexOf("\n")); //NOI18N

            }

            IssueLinker l = linkerSupport.getLinker(VCSHyperlinkSupport.IssueLinker.class, id);

            if (messageChanged) {

                lastWidth = -1;

                if (l != null) {

                    // must reinitialize issue linker to paint the new message

                    linkerSupport.remove(l, id);

                    l = null;

                }

            }

            if(l == null) {

                for (VCSHyperlinkProvider hp : getHyperlinkProviders()) {

                    l = VCSHyperlinkSupport.IssueLinker.create(hp, issueHyperlinkStyle, summaryView.getRoot(), sd, commitMessage);

                    if(l != null) {

                        linkerSupport.add(l, id);

                        break; // get the first one

                    }

                }

            }

            if(l != null) {

                l.insertString(sd, style);

            } else {

                sd.insertString(0, commitMessage, style);

            }

            {

                //make the first line bold

                int lineEnd = sd.getText(0, sd.getLength()).indexOf("\n");

                if (lineEnd == -1) {

                    lineEnd = sd.getLength();

                }

                Style s = pane.addStyle(null, style);

                StyleConstants.setBold(s, true);

                sd.setCharacterAttributes(0, lineEnd, s, false);

            }

            int msglen = commitMessage.length();

            int doclen = sd.getLength();

            if (nlc > 0 && !item.messageExpanded) 

            {

                //insert expand link

                ExpandMsgHyperlink el = linkerSupport.getLinker(ExpandMsgHyperlink.class, id);

                if (el == null) {

                    el = new ExpandMsgHyperlink(item, sd.getLength(), id);

                    linkerSupport.add(el, id);

                }

                el.insertString(sd, linkStyle);

            }

            {

                // remove previous tooltips

                MessageTooltip mtt = linkerSupport.getLinker(MessageTooltip.class, id);

                linkerSupport.remove(mtt, id);

                //insert commit message tooltip

                MessageTooltip messageTooltip = new MessageTooltip(entry.getMessage(), 0, sd.getLength());

                linkerSupport.add(messageTooltip, id);

            }

            if (!selected) {

                for (SearchHighlight highlight : highlights) {

                    if (highlight.getKind() == SearchHighlight.Kind.MESSAGE) {

                        String highlightMessage = highlight.getSearchText();

                        int idx = commitMessage.toLowerCase().indexOf(highlightMessage);

                        if (idx == -1) {

                            if (nlc > 0 && !item.messageExpanded && entry.getMessage().toLowerCase().contains(highlightMessage)) {

                                sd.setCharacterAttributes(doclen, sd.getLength(), hiliteStyle, false);

                            }

                        } else {

                            sd.setCharacterAttributes(doclen - msglen + idx, highlightMessage.length(), hiliteStyle, false);

                        }

                    }

                }

            }

            if (selected) {

                sd.setCharacterAttributes(0, Integer.MAX_VALUE, style, false);

            }

        }

        private Style createNormalStyle (JTextPane textPane) {

            Style normalStyle = textPane.addStyle("normal", null); //NOI18N

            StyleConstants.setForeground(normalStyle, UIManager.getColor("List.foreground")); //NOI18N

            return normalStyle;

        }

        private Style createIssueHyperlinkStyle (JTextPane textPane, Style normalStyle) {

            Style issueHyperlinkStyle = textPane.addStyle("issuehyperlink", normalStyle); //NOI18N

            StyleConstants.setForeground(issueHyperlinkStyle, Color.BLUE);

            StyleConstants.setUnderline(issueHyperlinkStyle, true);

            return issueHyperlinkStyle;

        }

        private Style createAuthorStyle (JTextPane textPane, Style normalStyle) {

            Style authorStyle = textPane.addStyle("author", normalStyle); //NOI18N

            StyleConstants.setForeground(authorStyle, Color.BLUE);

            return authorStyle;

        }

        private Style createLinkStyle (JTextPane textPane, Style normalStyle) {

            Style linkStyle = textPane.addStyle("link", normalStyle); //NOI18N

            StyleConstants.setForeground(linkStyle, Color.BLUE);

            StyleConstants.setBold(linkStyle, true);

            return linkStyle;

        }

        private Style createNoindentStyle (JTextPane textPane) {

            Style noindentStyle = textPane.addStyle("noindent", null); //NOI18N

            StyleConstants.setLeftIndent(noindentStyle, 0);

            return noindentStyle;

        }

        private Style createSelectedStyle (JTextPane textPane) {

            Style selectedStyle = textPane.addStyle("selected", null); //NOI18N

            StyleConstants.setForeground(selectedStyle, selectionForeground);

            StyleConstants.setBackground(selectedStyle, selectionBackground);

            return selectedStyle;

        }

        private Style createHiliteStyleStyle (JTextPane textPane, Style normalStyle, AttributeSet searchHiliteAttrs) {

            Style hiliteStyle = textPane.addStyle("hilite", normalStyle); //NOI18N

            Color c = (Color) searchHiliteAttrs.getAttribute(StyleConstants.Background);

            if (c != null) {

                StyleConstants.setBackground(hiliteStyle, c);

            }

            c = (Color) searchHiliteAttrs.getAttribute(StyleConstants.Foreground);

            if (c != null) {

                StyleConstants.setForeground(hiliteStyle, c);

            }

            return hiliteStyle;

        }

        private void clearSD (JTextPane pane, StyledDocument sd) {

            try {

                Style noindentStyle = createNoindentStyle(pane);

                sd.remove(0, sd.getLength());

                sd.setParagraphAttributes(0, sd.getLength(), noindentStyle, false);

            } catch (BadLocationException ex) {

                Exceptions.printStackTrace(ex);

            }

        }

                    //prevent NPE if width is too small

                    if (null == startr) {continue;}

                    if (null == endr) {continue;}

                // NOTE the textPane is positioned within a parent panel so the relative bound has to be modified too

                if (null != translator){

                    translator.correctTranslation(textPane, rec);

                }

            computeBounds(textPane, null);

        }

        public void computeBounds(JTextPane textPane, VCSHyperlinkSupport.BoundsTranslator translator) {

                if (null != translator) {

                    translator.correctTranslation(textPane, bounds);

                }

import java.awt.Container;

            computeBounds(textPane, null);

        }

        public void computeBounds(JTextPane textPane, BoundsTranslator translator) {

                    //NOTE the textPane is positioned within a parent panel so the origin has to be modified too

                    if (null != translator) {

                        translator.correctTranslation(textPane, this.bounds[i]);

                    }

            computeBounds(textPane, null);

        }

        public void computeBounds(JTextPane textPane, BoundsTranslator translator) {

                if (null != translator) {

                    translator.correctTranslation(textPane, this.bounds);

                }

    public static interface BoundsTranslator {

        /**

         * Corrects the bounding rectangle of nested textpanes.

         * @param startComponent

         * @param r 

         */

        public void correctTranslation (final Container startComponent, final Rectangle r);

    }