/*
 *                 Sun Public License Notice
 *
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 *
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Ralph Krueger. 
 */

package org.netbeans.modules.changelog;


import java.util.*;
import org.openide.windows.*;
import org.openide.*;
import java.io.*;
import java.text.SimpleDateFormat;

import org.netbeans.modules.changelog.html.*;

/**
 * prints the processed groups to xml file.. (based on LogPrinter_Text)
 * @author  rbalada
 * @author  ralph
 */
public class LogPrinter_XML implements LogPrinter {
    
    private java.io.PrintWriter writer;
    private boolean includeSummary;
    
    public LogPrinter_XML(File file) {
        if (!file.exists()) {
            try {
                if (file.getParentFile() != null) {
                    file.getParentFile().mkdirs();
                }
                file.createNewFile();
            } catch (IOException exc) {
                 org.openide.ErrorManager.getDefault().notify(exc);
                 System.out.println("error while creating file..");
            }
        }
        writer = null;
        try {
            writer = new PrintWriter(new FileOutputStream(file));
        } catch (IOException exc) {
                 org.openide.ErrorManager.getDefault().notify(exc);
                 System.out.println("error while opening file..");
        }
    }
    
    public void printHeader(ChangeLogProcessor processor) {
        if (writer == null) {
            return;
        }
        writer.println("");
        writer.println();
        writer.println("");
        includeSummary = processor.isIncludeSummary();
        if (processor.isIncludeQueryDescription()) {
            writer.println();
            writer.println("");
            if (processor.getDateRange() != null) {
                writer.println("" + ChangeLogUtils.xmlescapeString(processor.getDateRange()) + "");
            }
            if (processor.getRevisionRange() != null) {
                writer.println("" + ChangeLogUtils.xmlescapeString(processor.getRevisionRange()) + "");
            }
            if (processor.getMessageFilter() != null) {
                String messageType = "";
                if (processor.getMessageFilterType() == ChangeLogProcessor.MESSAGE_FILTER_SUBSTRING) {
                    messageType = "substring";
                } else if (processor.getMessageFilterType() == ChangeLogProcessor.MESSAGE_FILTER_SOME_WORDS) {
                    messageType = "anywords";
                } else if (processor.getMessageFilterType() == ChangeLogProcessor.MESSAGE_FILTER_ALL_WORDS) {
                    messageType = "allwords";
                } else if (processor.getMessageFilterType() == ChangeLogProcessor.MESSAGE_FILTER_REGEXP) {
                    messageType = "regexp";
                }
                writer.println("" + ChangeLogUtils.xmlescapeString(processor.getMessageFilter()) + "");
            }
            if (processor.getFileFilter() != null) {
                String fileType = "";
                if (processor.getFileFilterType() == ChangeLogProcessor.FILE_FILTER_SUBSTRING) {
                    fileType = "substring";
                } else if (processor.getFileFilterType() == ChangeLogProcessor.FILE_FILTER_REGEXP) {
                    fileType = "regexp";
                }
                writer.println("" + ChangeLogUtils.xmlescapeString(processor.getFileFilter()) + "");
            }
            if (processor.getSortMode() == ChangeLogProcessor.SORT_BY_DATE) {
                writer.print("");
            } else {
                writer.println(" direction=\"ascending\"/>");
            }
            writer.println("");
            writer.println();
        }
    }
    
    public void printGroupHeader(RevisionsGroup group) {
        if (writer == null) {
            return;
        } 
        writer.println("");
        writer.println("" + ChangeLogUtils.xmlescapeString(group.getUser()) + "");
        final String sdate = (new java.text.SimpleDateFormat("yyyy-MM-dd")).format(group.getStartingDate());
        final String stime = (new java.text.SimpleDateFormat("hh:mm:ss")).format(group.getStartingDate());
        writer.println("" + ChangeLogUtils.xmlescapeString(sdate) + "");
        writer.println("" + ChangeLogUtils.xmlescapeString(stime) + "");
        if ( group.getCommonBranch() != null) {
            writer.println("" + ChangeLogUtils.xmlescapeString(group.getCommonBranch()) + "");
        }
        writer.println("" + ChangeLogUtils.xmlescapeString(group.getMessage()).trim() + "");
    }
    
    public void printSingleRevision(LogInfoRevision revision) {
        if (writer == null ) {
            return;
        }
        String repoFileName = revision.getLogInfoHeader().getRepositoryFilename();
        repoFileName = repoFileName.substring(0, repoFileName.length() - 2);
        writer.println("");
        writer.println("" + ChangeLogUtils.xmlescapeString(repoFileName) + "");
        writer.println("" + ChangeLogUtils.xmlescapeString(revision.getNumber()) + "");
        if ( revision.getBranch() != "" ) {
            writer.println("" + ChangeLogUtils.xmlescapeString(revision.getBranch()) + "");
        }
        writer.println("");
    }
    
    public void printGroupFooter(RevisionsGroup group) {
        if (writer == null) {
            return;
        } 
        writer.println("");
        writer.println();
    }
    
    public void printSummary(SummaryProcessor processor) {
        if (writer == null) {
            return;
        }
        if (includeSummary) {
            writer.println("
");
            writer.println("" + ChangeLogUtils.xmlescapeString(String.valueOf(processor.getCommitCount())) + "");
            writer.println("");
            String[] users = processor.getUserList();
            for (int i = 0; i < users.length; i++) {
                writer.println("" + ChangeLogUtils.xmlescapeString(users[i]) + "");
            }
            writer.println("");
            String[] mostChanged = processor.getMostChangedFiles();
            writer.println("");
            for (int j = 0; j < mostChanged.length; j++) {
                writer.println("" + ChangeLogUtils.xmlescapeString(mostChanged[j]) + "");
            }
            writer.println("");
            writer.println("");
            String[] mostActive= processor.getMostActiveUsers();
            for (int k = 0; k < mostActive.length; k++) {
                writer.println("" + ChangeLogUtils.xmlescapeString(mostActive[k]) + "");
            }
            writer.println("");
            writer.println("
");
            writer.println();
        }
    }
    
    public void printFooter(ChangeLogProcessor processor) {
        //do nothing
        if (writer != null) {
            writer.println("");
            writer.println();
            writer.flush();
            writer.close();
        }
    }
    
}