/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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.carbide.cpp.internal.sdk.ui;

import java.io.File;

import java.util.List;

import org.eclipse.core.resources.ResourcesPlugin;

import org.eclipse.core.runtime.IProgressMonitor;

import org.eclipse.core.runtime.IStatus;

import org.eclipse.core.runtime.Status;

import org.eclipse.core.runtime.SubMonitor;

import org.eclipse.core.runtime.jobs.Job;

import org.eclipse.swt.widgets.Shell;

import org.eclipse.ui.IWorkbench;

import org.eclipse.ui.IWorkbenchWindow;

import com.nokia.carbide.cpp.internal.api.sdk.ISBSv2BuildInfo;

import com.nokia.carbide.cpp.sdk.core.ISymbianBuilderID;

import com.nokia.carbide.cpp.sdk.core.ISymbianSDK;

import com.nokia.carbide.cpp.sdk.core.SDKCorePlugin;

import com.nokia.carbide.cpp.sdk.ui.SDKUIPlugin;

import com.nokia.carbide.internal.discovery.ui.p2.DynamicP2Installer;

import com.nokia.cpp.internal.api.utils.ui.WorkbenchUtils;

public class NewPluginChecker {

	private static final String SDK_FEATURE_SUBDIR = "epoc32/kit";  //$NON-NLS-1$

	public static void checkForNewlyInstalledPlugins(final IWorkbench workbench){

		if (WorkbenchUtils.isJUnitRunning()){

			return;

		}

		final List<ISymbianSDK> sdkList = SDKCorePlugin.getSDKManager().getSDKList();

		if (sdkList.size() == 0){

			return;

		}

		Job job = new Job("Checking installed SDKs for plugins") { 

			@Override

			protected IStatus run(IProgressMonitor monitor) {

				boolean installed = false;

				boolean oneSDKWasScanned = false;

				SubMonitor subMonitor = SubMonitor.convert(monitor, 100);

				int worked = 100 / sdkList.size();

				for (ISymbianSDK sdk : sdkList) {

					if (!sdk.isEnabled()){

						continue; // Don't bother scanning SDKs that are not enabled

					}

					ISBSv2BuildInfo sbsv2BuildInfo = (ISBSv2BuildInfo)sdk.getBuildInfo(ISymbianBuilderID.SBSV2_BUILDER);

					if (sbsv2BuildInfo != null) {

						if (sbsv2BuildInfo.isPreviouslyScanned() == false) {

							oneSDKWasScanned = true;

							// XML was parsed, now try to run the feature installer

							sbsv2BuildInfo.setPreviouslyScanned(true);

							File featureDir = new File(sdk.getEPOCROOT() + SDK_FEATURE_SUBDIR);

							try {

								IStatus status = DynamicP2Installer.install(sdk.getUniqueId(), featureDir, subMonitor);

								if (status.isOK()) {

									installed = true;

								}

								else if (status.getSeverity() == IStatus.CANCEL) {

									// TODO was installed 

									installed = true;

								}

							} catch (Exception e) {

								// Boog 8383: We should fail silently, since this will not break anything and may SDKs will not have any documentation

								// Otherwise, these errors will be logged every time this check is done (workspace is opened)

								// Originally, this was used to install MBS build support, but now is only used for SDK documentation

		//						ResourcesPlugin.getPlugin().getLog().log(new Status(IStatus.ERROR, SDKCorePlugin.PLUGIN_ID, IStatus.ERROR, "Unable to install plug-ins dynamically.", e));

							} finally {

								subMonitor.worked(worked);

							}

						}

					}

				}

				if (oneSDKWasScanned) {

					SDKCorePlugin.getSDKManager().updateCarbideSDKCache();

				}

				if (installed) {

					// plugins from some SDK were installed

					//doEclipseRestartDialog(workbench);

				}

				return Status.OK_STATUS;

			}

		};

		job.schedule();

	}

	public static void doEclipseRestartDialog(final IWorkbench workbench) {

		if (WorkbenchUtils.isJUnitRunning()){

			// Don't show the restart dialog if JUnit is running

			return;

		}

		workbench.getDisplay().asyncExec(new Runnable() {

			public void run() {

				IWorkbenchWindow window = workbench.getActiveWorkbenchWindow();

				if (window != null) {

					Shell shell = window.getShell();

					// Possible Enhancement: Set the SDKs that have new features so they can be displayed to the user

					RestartIDEDialog.show(shell,

							Messages.getString("NewPluginChecker.New_Plugins_Installed") + //$NON-NLS-1$

					Messages.getString("NewPluginChecker.Restart_Msg")); //$NON-NLS-1$

				} else {

					ResourcesPlugin.getPlugin().getLog().log(new Status(IStatus.WARNING, SDKUIPlugin.PLUGIN_ID, IStatus.WARNING, Messages.getString("NewPluginChecker.Restart_Error"), null)); //$NON-NLS-1$

				}

			}

		});

	}

}