/*

* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

package com.nokia.s60tools.crashanalyser.ui.editors;

import java.util.List;

import org.eclipse.jface.resource.FontRegistry;

import org.eclipse.swt.SWT;

import org.eclipse.swt.custom.SashForm;

import org.eclipse.swt.graphics.FontData;

import org.eclipse.swt.layout.GridData;

import org.eclipse.swt.layout.GridLayout;

import org.eclipse.swt.widgets.Composite;

import org.eclipse.swt.widgets.Display;

import org.eclipse.swt.widgets.Group;

import org.eclipse.swt.widgets.Table;

import org.eclipse.swt.widgets.TableColumn;

import org.eclipse.swt.widgets.TableItem;

import org.eclipse.ui.PlatformUI;

import com.nokia.s60tools.crashanalyser.containers.EventLog;

import com.nokia.s60tools.crashanalyser.containers.OstTrace;

import com.nokia.s60tools.crashanalyser.containers.OstTraceLine;

import com.nokia.s60tools.crashanalyser.files.CrashFile;

import com.nokia.s60tools.crashanalyser.files.SummaryFile;

import com.nokia.s60tools.crashanalyser.resources.HelpContextIDs;

public class TracesPage {

	// event log group UI items

	Table tableEventLog;

	// OST traces group UI items

	Table tableOstTraces;

	FontRegistry fontRegistry;

	SummaryFile crashFile;

	/**

	 * Creates the page

	 * @param parent composite

	 * @param file summary file

	 * @return composite

	 */

	public Composite createPage(Composite parent, SummaryFile file) {

		crashFile = file;

		return doCreatePage(parent);

	}

	/**

	 * Creates the page

	 * @param parent composite

	 * @return composite

	 */

	public Composite createPage(Composite parent) {

		return doCreatePage(parent);

	}

	/**

	 * Loads data from given file into UI elements.

	 * @param file crash file

	 */

	public void setFile(CrashFile file) {

		if (file != null) {

			crashFile = file;

			loadEventLogTable();

		}

	}

	/**

	 * Creates all UI elements to the page

	 * @param parent

	 * @return composite

	 */

	Composite doCreatePage(Composite parent) {

		GridLayout layout = new GridLayout();

		layout.numColumns = 1;

		parent.setLayout(layout);

		parent.setLayoutData(new GridData(GridData.FILL_BOTH));

		fontRegistry = new FontRegistry(Display.getCurrent());

		fontRegistry.put("monospace", new FontData[]{new FontData("Courier", 8, SWT.NORMAL)});

		SashForm sashFormMain = new SashForm(parent, SWT.VERTICAL);

		sashFormMain.setLayoutData(new GridData(GridData.FILL_BOTH));

		createOstTracesGroup(sashFormMain);

		createEventLogGroup(sashFormMain);

		setHelps();

		return parent;

	}

	/**

	 * Creates event log group

	 * @param parent

	 */

	void createEventLogGroup(Composite parent) {

		Group groupEventLog = new Group(parent, SWT.NONE);

		GridLayout layout = new GridLayout();

		layout.numColumns = 1;

		groupEventLog.setLayout(layout);

		groupEventLog.setText("Event Log (latest events on top)");

		GridData groupGD = new GridData(GridData.FILL_BOTH);

		groupEventLog.setLayoutData(groupGD);

		tableEventLog = new Table(groupEventLog, SWT.BORDER);

		tableEventLog.setHeaderVisible(true);

		TableColumn col = new TableColumn(tableEventLog, SWT.LEFT);

		col.setWidth(200);

		col.setText("Type");

		col = new TableColumn(tableEventLog, SWT.LEFT);

		col.setWidth(200);

		col.setText("Value");

		tableEventLog.setLayoutData(new GridData(GridData.FILL_BOTH));

		tableEventLog.setFont(fontRegistry.get("monospace"));

		loadEventLogTable();

	}

	/**

	 * Creates OST traces group

	 * @param parent

	 */

	void createOstTracesGroup(Composite parent) {

		Group groupOstTraces = new Group(parent, SWT.NONE);

		GridLayout layout = new GridLayout();

		layout.numColumns = 1;

		groupOstTraces.setLayout(layout);

		groupOstTraces.setText("OST Traces");

		GridData groupGD = new GridData(GridData.FILL_BOTH);

		groupOstTraces.setLayoutData(groupGD);

		tableOstTraces = new Table(groupOstTraces, SWT.BORDER);

		tableOstTraces.setHeaderVisible(true);

		TableColumn col = new TableColumn(tableOstTraces, SWT.LEFT);

		col.setWidth(90);

		col.setText("Timestamp");

		col = new TableColumn(tableOstTraces, SWT.LEFT);

		col.setWidth(600);

		col.setText("Text");

		col = new TableColumn(tableOstTraces, SWT.LEFT);

		col.setWidth(200);

		col.setText("File");

		col = new TableColumn(tableOstTraces, SWT.LEFT);

		col.setWidth(50);

		col.setText("Line");

		col = new TableColumn(tableOstTraces, SWT.LEFT);

		col.setWidth(100);

		col.setText("Type");

		col = new TableColumn(tableOstTraces, SWT.LEFT);

		col.setWidth(50);

		col.setText("Context ID");

		col = new TableColumn(tableOstTraces, SWT.LEFT);

		col.setWidth(100);

		col.setText("Prefix");

		col = new TableColumn(tableOstTraces, SWT.LEFT);

		col.setWidth(50);

		col.setText("Component");

		col = new TableColumn(tableOstTraces, SWT.LEFT);

		col.setWidth(50);

		col.setText("Group");

		col = new TableColumn(tableOstTraces, SWT.LEFT);

		col.setWidth(50);

		col.setText("ID");

		tableOstTraces.setLayoutData(new GridData(GridData.FILL_BOTH));

		tableOstTraces.setFont(fontRegistry.get("monospace"));

		loadOstTracesTable();

	}

	/**

	 * Loads all event log events to table

	 */

	void loadEventLogTable() {

		if (crashFile == null)

			return;

		EventLog eventLog = crashFile.getEventLog();

		if (eventLog != null) {

			List<String[]> events = eventLog.getLogEvents();

			if (events != null && !events.isEmpty()) {

				for (int i = 0; i < events.size(); i++) {

					String[] event = events.get(i);

					newEventTableItem(event[0], event[1]);

				}

				AutoSizeTableCells(tableEventLog);

			}

		}

	}

	/**

	 * Loads all OST traces to table

	 */

	void loadOstTracesTable() {

		if (crashFile == null)

			return;

		OstTrace ostTrace = crashFile.getOstTrace();

		if(ostTrace == null || ostTrace.getTraces() == null || ostTrace.getTraces().size() == 0) {

			newOstTableItem("", "No traces available. Set output traces to Mobile Crash in TraceSwitch tool to enable traces.", "", "", "", "", "", "", "", "");

		}

		if (ostTrace != null) {

			for(OstTraceLine traceLine : ostTrace.getTraces()) {

					newOstTableItem(traceLine.getTimestamp(), traceLine.getTraceText(),

							traceLine.getFile(), traceLine.getLineNumber(), traceLine.getType(),

							traceLine.getContextId(), traceLine.getPrefix(),

							traceLine.getComponent(), traceLine.getGroup(), traceLine.getId());

				}

				AutoSizeTableCells(tableOstTraces);

			}

		}

	/**

	 * Adds a new table row for event log table

	 * @param header header text

	 * @param value value text

	 */

	void newEventTableItem(String header, String value) {

		TableItem item = new TableItem(tableEventLog, SWT.NONE);

		item.setText(new String[] {header, value});

	}

	/**

	 * Adds a new table row for event log table

	 * @param header header text

	 * @param value value text

	 */

	void newOstTableItem(String timestamp, String text, String file, String line, String type, String contextId, String prefix, String component, String group, String id) {

		TableItem item = new TableItem(tableOstTraces, SWT.NONE);

		item.setText(new String[] {timestamp, text, file, line, type, contextId, prefix, component, group, id});

	}

	/**

	 * Packs all columns for given table

	 * @param table table which columns are to be packed

	 */

	void AutoSizeTableCells(Table table) {

		for (int i = 0; i < table.getColumnCount(); i++) {

			table.getColumn(i).pack();

		}

	}

	/**

	 * Sets context sensitive help ids to UI elements

	 */

	void setHelps() {

		PlatformUI.getWorkbench().getHelpSystem().setHelp(tableEventLog,

				HelpContextIDs.CRASH_ANALYSER_HELP_CRASH_VISUALISER);	

	}

}