/*******************************************************************************
 * Copyright (c) 2005-2008 Polarion Software.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *    Sergiy Logvin - Initial API and implementation
 *******************************************************************************/

package org.eclipse.team.svn.ui.panel.reporting;

import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Text;
import org.eclipse.team.svn.ui.SVNUIMessages;
import org.eclipse.team.svn.ui.composite.ReportingComposite;
import org.eclipse.team.svn.ui.dialog.DefaultDialog;
import org.eclipse.team.svn.ui.extension.factory.IReporter;
import org.eclipse.team.svn.ui.panel.AbstractDialogPanel;
import org.eclipse.team.svn.ui.utility.UIMonitorUtility;

/**
 * Error or cancel panel
 *
 * @author Sergiy Logvin
 */
public class ErrorCancelPanel extends AbstractDialogPanel {
	protected static final int ERROR_PANEL_TYPE = 0;
	protected static final int CANCEL_PANEL_TYPE = 1;
	
	protected ReportingComposite reportingComposite;

	protected Text errorTextField;
	protected String optionName;
	protected String simpleMessage;
	protected String advancedMessage;
	protected int panelType;
	protected boolean sendMail;
	protected boolean isPluginError;
	
	protected IStatus errorStatus;
	protected String plugin;
	
	protected String originalReport;
	
    public ErrorCancelPanel(String title, int numberOfErrors, String simpleMessage, String advancedMessage, boolean sendMail, boolean isPlugInError, String optionName) {
    	this(ErrorCancelPanel.ERROR_PANEL_TYPE, numberOfErrors, title, simpleMessage, advancedMessage, sendMail, isPlugInError, optionName);
    }
    
    public ErrorCancelPanel(String title, String simpleMessage, String advancedMessage, boolean sendMail, String optionName) {
    	this(ErrorCancelPanel.CANCEL_PANEL_TYPE, 0, title, simpleMessage, advancedMessage, sendMail, false, optionName);
    }
    
    public ErrorCancelPanel(String title, int numberOfErrors, String simpleMessage, String advancedMessage, boolean sendMail,  boolean isPlugInError, String optionName, IStatus errorStatus, String plugin) {
    	this(ErrorCancelPanel.ERROR_PANEL_TYPE, numberOfErrors, title, simpleMessage, advancedMessage, sendMail, isPlugInError, optionName);
    	this.errorStatus = errorStatus;
    	this.plugin = plugin;
    	this.isPluginError = isPlugInError;
    }
    
    public ErrorCancelPanel(String title, int numberOfErrors, String simpleMessage, String advancedMessage, boolean sendMail, boolean isPlugInError, String optionName, IStatus errorStatus, String plugin, String originalReport) {
    	this(ErrorCancelPanel.ERROR_PANEL_TYPE, numberOfErrors, title, simpleMessage, advancedMessage, sendMail, isPlugInError, optionName);
    	this.errorStatus = errorStatus;
    	this.plugin = plugin;
    	this.originalReport = originalReport;
    }
    
    protected ErrorCancelPanel(int panelType, int numberOfErrors, String title, String simpleMessage, String advancedMessage, boolean sendMail, boolean isPlugInError, String optionName) {
    	super(sendMail ? new String[] {SVNUIMessages.ErrorCancelPanel_Send, SVNUIMessages.ErrorCancelPanel_DontSend} : new String[] {IDialogConstants.OK_LABEL});
    	this.isPluginError = isPlugInError;
    	this.panelType = panelType;
    	this.sendMail = sendMail;
    	this.dialogTitle = panelType == ErrorCancelPanel.ERROR_PANEL_TYPE ? SVNUIMessages.ErrorCancelPanel_Title_Failed : SVNUIMessages.ErrorCancelPanel_Title_Cancelled;
    	if (title == null || title.length() == 0) {
    		this.dialogDescription = panelType == ErrorCancelPanel.ERROR_PANEL_TYPE ? SVNUIMessages.ErrorCancelPanel_Description_Failed_Empty : SVNUIMessages.ErrorCancelPanel_Description_Cancelled_Empty;
    	}
    	else {
    		this.dialogDescription = SVNUIMessages.format(panelType == ErrorCancelPanel.ERROR_PANEL_TYPE ? SVNUIMessages.ErrorCancelPanel_Description_Failed : SVNUIMessages.ErrorCancelPanel_Description_Cancelled, new String[] {title});
    	}
		if (sendMail) {
			this.defaultMessage = SVNUIMessages.ErrorCancelPanel_Message_Send;
		} 
		else {
			if (panelType == ErrorCancelPanel.ERROR_PANEL_TYPE) {
				if (numberOfErrors == 1) {
					this.defaultMessage = SVNUIMessages.ErrorCancelPanel_Message_DontSend_Single;
				}
				else {
					this.defaultMessage = SVNUIMessages.format(SVNUIMessages.ErrorCancelPanel_Message_DontSend_Multi, new String[] {String.valueOf(numberOfErrors)});
				}
			}
			else {
				this.defaultMessage = SVNUIMessages.ErrorCancelPanel_Message_DontSend;
			}
		}
		
		this.simpleMessage = simpleMessage == null ? SVNUIMessages.ErrorCancelPanel_NoInfo : simpleMessage;
		this.advancedMessage = advancedMessage == null ? SVNUIMessages.ErrorCancelPanel_NoAdvancedInfo : advancedMessage;
		this.optionName = optionName;
    }
    
    public IReporter getReporter() {
    	return this.reportingComposite == null ? ReportingComposite.getDefaultReporter(this.panelType == ErrorCancelPanel.ERROR_PANEL_TYPE, this.errorStatus) : this.reportingComposite.getReporter();
    }

    public boolean doNotShowAgain() {
    	return this.reportingComposite != null ? this.reportingComposite.isNotShowAgain() : false;
    }
    
    public void createControlsImpl(Composite parent) {
    	GridData data = null;
    	this.errorTextField = new Text(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
		data = new GridData(GridData.FILL_BOTH);
		data.heightHint = 100;
		this.errorTextField.setLayoutData(data);
		this.errorTextField.setEditable(false);
		this.errorTextField.setText(this.simpleMessage + "\n" + this.advancedMessage); //$NON-NLS-1$
		
		if (this.sendMail) {
	    	Composite mailComposite = new Composite(parent, SWT.NONE);
	    	GridLayout layout = new GridLayout();
	    	layout.marginWidth = 0;
	    	layout.marginHeight = 1;
	    	mailComposite.setLayout(layout);
	    	data = new GridData(GridData.FILL_HORIZONTAL);
	    	mailComposite.setLayoutData(data);
	    	
	    	this.reportingComposite = new ReportingComposite(parent, this.dialogTitle, this.plugin, this.errorStatus, this.optionName, true, this, true);
			data = new GridData(GridData.FILL_HORIZONTAL);
			this.reportingComposite.setLayoutData(data);
		}
		else {
			if (this.originalReport != null) {
				Button viewButton = new Button(parent, SWT.PUSH);
				viewButton.setText(SVNUIMessages.ErrorCancelPanel_OriginalReport);
				data = new GridData();
				data.widthHint = DefaultDialog.computeButtonWidth(viewButton);
				viewButton.setLayoutData(data);
				viewButton.addSelectionListener(new SelectionAdapter() {
					public void widgetSelected(SelectionEvent e) {
						PreviewReportPanel panel = new PreviewReportPanel(SVNUIMessages.ErrorCancelPanel_OriginalReportPreview, ErrorCancelPanel.this.originalReport);
						DefaultDialog dialog = new DefaultDialog(UIMonitorUtility.getDisplay().getActiveShell(), panel);
						dialog.open();
					}
				});
			}
		}
    }
    
	public String getHelpId() {
		if (this.sendMail) {
			return "org.eclipse.team.svn.help.errorDialogContext"; //$NON-NLS-1$
		}
		return "org.eclipse.team.svn.help.cancelDialogContext"; //$NON-NLS-1$
	}
    
    protected void saveChangesImpl() {
    	if (this.sendMail) {
    		this.reportingComposite.saveChanges();
    	}
    }

    protected void cancelChangesImpl() {
    	if (this.sendMail) {
    		this.reportingComposite.cancelChanges();
    	}
    }
    
    protected void showDetails() {
    	
    }
    
    public void postInit() {
		this.validateContent();
    }
    
    public Point getPrefferedSizeImpl() {
        return new Point(640, SWT.DEFAULT);
    }
    
    public String getImagePath() {
    	return "icons/dialogs/" + (this.panelType == ErrorCancelPanel.ERROR_PANEL_TYPE && this.isPluginError ? "operation_error.gif" : "select_revision.gif"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
    }
    
}