/*

 * 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.pi.wizards.ui;

import java.io.IOException;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import java.util.Map.Entry;

import org.eclipse.core.resources.IFile;

import org.eclipse.core.resources.IProject;

import org.eclipse.core.runtime.CoreException;

import org.eclipse.core.runtime.IConfigurationElement;

import org.eclipse.core.runtime.IPath;

import org.eclipse.jface.dialogs.DialogSettings;

import org.eclipse.jface.dialogs.IDialogSettings;

import org.eclipse.jface.viewers.IStructuredSelection;

import org.eclipse.jface.wizard.IWizardPage;

import org.eclipse.jface.wizard.Wizard;

import org.eclipse.swt.widgets.Composite;

import org.eclipse.swt.widgets.Display;

import org.eclipse.ui.IImportWizard;

import org.eclipse.ui.INewWizard;

import org.eclipse.ui.IWorkbench;

import com.nokia.carbide.cdt.builder.builder.CarbideCPPBuilder;

import com.nokia.carbide.cdt.builder.project.ICarbideBuildConfiguration;

import com.nokia.carbide.cdt.builder.project.ISISBuilderInfo;

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

import com.nokia.carbide.cpp.internal.pi.wizards.ui.util.IPkgEntry;

import com.nokia.carbide.cpp.internal.pi.wizards.ui.util.RofsObySymbolPair;

import com.nokia.carbide.cpp.pi.button.BupEventMapManager;

import com.nokia.carbide.cpp.pi.button.ButtonPlugin;

import com.nokia.carbide.cpp.pi.importer.SampleImporter;

import com.nokia.carbide.cpp.pi.wizards.WizardsPlugin;

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

import com.nokia.carbide.cpp.ui.CarbideUIPlugin;

import com.nokia.carbide.cpp.ui.ICarbideSharedImages;

import com.nokia.cpp.internal.api.utils.core.Check;

import com.nokia.cpp.internal.api.utils.core.FileUtils;

public class NewPIWizard extends Wizard implements IImportWizard, INewWizard{

	//	The shared instance.

	private static NewPIWizard wizard;

	static final int PROGRESS_WORK_TOTAL = 10000; // handy total for progress

													// indicator

	static final String DIALOG_SETTING_FILE = WizardsPlugin.getDefault().getStateLocation().append("dialog_settings.xml").toOSString();	//$NON-NLS-1$

	private NewPIWizardPageInputTask pageInput;

	private NewPIWizardPageConfigSelectorTask pageConfigSelector;

	private NewPIWizardPagePkgListTask pagePkgList;

	@SuppressWarnings("unused") //$NON-NLS-1$

	private NewPIWizardPageRomSdkSubTask pageRomPkgSdk;

	private NewPIWizardPageRomSubTask pageObySym;

	private NewPIWizardPageCustomTask pageCustom;

	private NewPIWizardPageBupMapTask pageBupMap;

	private NewPIWizardPageOutputTask pageOutput;

	private ArrayList<IFile> tmpPkgList = new ArrayList<IFile>();

	protected IProject piProject;

	IWorkbench workbench;

	NewPIWizardSettings wizardSettings = NewPIWizardSettings.getInstance();

	/**

	 * Constructor for NewPIWizard.

	 */

	public NewPIWizard() {

		super();

		wizard = this;

		setNeedsProgressMonitor(true);

		ICarbideSharedImages carbideImages = CarbideUIPlugin.getDefault().getSharedImages();

		setDefaultPageImageDescriptor(carbideImages.getImageDescriptor(carbideImages.IMG_PI_IMPORT_WIZARD_BANNER_75_66));

		setWindowTitle(Messages.getString("NewPIWizard.window.title")); //$NON-NLS-1$

		//DialogSettings dialogSettings = (DialogSettings) WizardsPlugin.getDefault().getDialogSettings();

		IDialogSettings dialogSettings = new DialogSettings("import_wizard");	//$NON-NLS-1$

		try {

			dialogSettings.load(DIALOG_SETTING_FILE);

		} catch (IOException e) {

			// saving last session is not that important

			//e.printStackTrace();

		}

		wizardSettings.clear();

		wizardSettings.restoreState(dialogSettings);

		setDialogSettings(dialogSettings);

	}

	static public NewPIWizard getDefault() {

		return wizard;

	}

	/**

	 * Adding the pages to the wizard.

	 */

	public void addPages() {

		addPage(pageInput = new NewPIWizardPageInputTask(this));

		addPage(pageConfigSelector = new NewPIWizardPageConfigSelectorTask());

		addPage(pagePkgList = new NewPIWizardPagePkgListTask());

		// merge SDK to symbol page

		//addPage(pageRomPkgSdk = new NewPIWizardPageRomSdkSubTask());

		addPage(pageObySym = new NewPIWizardPageRomSubTask());

		addPage(pageBupMap = new NewPIWizardPageBupMapTask());

		addPage(pageCustom = new NewPIWizardPageCustomTask(this));

		addPage(pageOutput = new NewPIWizardPageOutputTask());		

	}

	public void createPageControls(Composite pageContainer) {

		super.createPageControls(pageContainer);

		// flush out all settings for very page, so we can hit finish

		IWizardPage[] pages = getPages();

		for (IWizardPage page: pages) {

			if (page instanceof INewPIWizardSettings) {

				((INewPIWizardSettings)page).setupPageFromFromNewPIWizardSettings();

			}

		}

	}

	/**

	 * This method is called when 'Finish' button is pressed in the wizard. We

	 * will create an operation and run it using wizard as execution context.

	 */

	public boolean performFinish() {

		Display.getDefault().asyncExec( new Runnable() {

			public void run () {

				//DialogSettings dialogSettings = (DialogSettings) WizardsPlugin.getDefault().getDialogSettings();

				IDialogSettings dialogSettings = getDialogSettings();

				if (dialogSettings != null) {

					NewPIWizardSettings.getInstance().saveState(dialogSettings);

					setDialogSettings(dialogSettings);

					try {

						dialogSettings.save(DIALOG_SETTING_FILE);

					} catch (IOException e) {

						// saving last session is not that important

						e.printStackTrace();

					}

				}

				createNewProject();

			}

		});

		return true;

	}

	private IFile createTempPkgFile() {

		try {

			java.io.File prepocessedPkgFile;

			prepocessedPkgFile = java.io.File.createTempFile("importpi", ".pkg", new java.io.File(wizardSettings.outputContainer.getLocation().toString()));	//$NON-NLS-1$ //$NON-NLS-2$

			prepocessedPkgFile.deleteOnExit();

			// force eclipse be be aware of the added file from the IFile refresh

			wizardSettings.outputContainer.refreshLocal(0, null);

			IFile tmpPkgFile = FileUtils.convertFileToIFile(wizardSettings.outputContainer, prepocessedPkgFile);

			if (tmpPkgFile == null) {

				Check.reportFailure(prepocessedPkgFile.getAbsolutePath() + Messages.getString("NewPIWizard.failed.convertFileToIFile"), new Throwable()); //$NON-NLS-1$

				return null;

			}

			tmpPkgList.add(tmpPkgFile);

			return tmpPkgFile;

		} catch (IOException e1) {

			e1.printStackTrace();

		} catch (CoreException e) {

			e.printStackTrace();

		}

		return null;

	}

	private void cleanTempPkgFile() {

		for(IFile file : tmpPkgList) {

			// just to delete using java.io as well for consistence

			java.io.File javaFile = new java.io.File(file.getLocation().toString());

			javaFile.delete();

			try {

				// force eclipse be be aware of the removed file from the IFile refresh

				file.refreshLocal(0, null);

			} catch (CoreException e) {

				e.printStackTrace();

			}

		}

		tmpPkgList.clear();

	}

	private void createNewProject() {

		NewPIWizardSettings wizardSettings = NewPIWizardSettings.getInstance();

		Map<Object, IFile> preprocessedMap = new HashMap<Object, IFile>();

		sampleImporter.clear();

		String container = wizardSettings.outputContainer.getFullPath().toString();

		if (container.startsWith("/")) //$NON-NLS-1$

			container = container.substring(1, container.length());

		sampleImporter.setProjectName(container);

		sampleImporter.setPiFileName(wizardSettings.piFileName);

		if (wizardSettings.haveRomOnly || wizardSettings.haveAppRom) {

			if (wizardSettings.romSdk != null && wizardSettings.romSdk.getEPOCROOT() != null) {

				sampleImporter.setRomEpocroot(wizardSettings.romSdk.getEPOCROOT());

			}

			if (wizardSettings.romSymbolFile != null) {

				sampleImporter.setRomSymbolFile(wizardSettings.romSymbolFile);

			}

			if (wizardSettings.romObyFile != null) {

				sampleImporter.setRomObyFile(wizardSettings.romObyFile);

			}

			sampleImporter.clearRofsObyFileList();

			sampleImporter.clearRofsSymbolFileList();

			for (RofsObySymbolPair pair : wizardSettings.rofsObySymbolPairList) {

				sampleImporter.addRofsObyFile(pair.getObyFile());

				sampleImporter.addRofsSymbolFile(pair.getSymbolFile());

			}

		}

		if (wizardSettings.haveAppOnly || wizardSettings.haveAppRom) {

			for (IPkgEntry entry :wizardSettings.selectedAppFileList) {

				java.io.File javaFile = new java.io.File(entry.getPkgFile());

				if (javaFile.exists()) {

					IFile tmpPkgFile = createTempPkgFile();

					if (tmpPkgFile == null) {

						Check.reportFailure(tmpPkgFile.getLocation().toString() + Messages.getString("NewPIWizard.failed.convertFileToIFile"), new Throwable()); //$NON-NLS-1$

						return;

					}

					{

						try {

							char[] pkgFileBuf = FileUtils.readFileContents(javaFile, null);

							String pkgFileStr = new String(pkgFileBuf);

							FileUtils.writeFileContents(new java.io.File(tmpPkgFile.getLocation().toString()), pkgFileStr.toCharArray(), null);

						} catch (CoreException e) {

							e.printStackTrace();

						}

					}

					preprocessedMap.put(entry, tmpPkgFile);

				}

			}

			for (ICarbideBuildConfiguration config : wizardSettings.selectedBuildConfigList) {

				ISymbianBuildContext context = SymbianBuildContext.getBuildContextFromDisplayName(config.getDisplayString());

				IFile tmpPkgFile;

				List<ISISBuilderInfo> sisBuilderInfoList = config.getSISBuilderInfoList();

				for (ISISBuilderInfo sisBuildInfo :sisBuilderInfoList) {

					tmpPkgFile= createTempPkgFile();

					if (tmpPkgFile == null) {

						Check.reportFailure(tmpPkgFile.getLocation().toString() + Messages.getString("NewPIWizard.failed.convertFileToIFile"), new Throwable()); //$NON-NLS-1$

						return;

					}

					IPath tmpPkgPath = tmpPkgFile.getLocation();

					CarbideCPPBuilder.resolvePKGFile(sisBuildInfo.getPKGFullPath(), 

							context, 

							tmpPkgPath);

					preprocessedMap.put(config, tmpPkgFile);

				}

			}

		}

		if (preprocessedMap.size() > 0) {

			for(Entry<Object, IFile> entry : preprocessedMap.entrySet()) {

				String epocroot = ""; //$NON-NLS-1$

				if (entry.getKey() instanceof IPkgEntry) {

					epocroot = ((IPkgEntry)entry.getKey()).getSdk().getEPOCROOT();

				} else if (entry.getKey() instanceof ICarbideBuildConfiguration) {

					epocroot = ((ICarbideBuildConfiguration)entry.getKey()).getSDK().getEPOCROOT();

				}

				sampleImporter.addPkgObyFile(epocroot, entry.getValue().getLocation().toString());

			}

		}

		if (wizardSettings.keyMapProfile != null) {

			//BUP key press profile

			sampleImporter.setBupMapProfileId(wizardSettings.keyMapProfile.getProfileId());

			if (wizardSettings.keyMapProfile.getSDK() != null) {

				sampleImporter.setBupMapSymbianSDKId(wizardSettings.keyMapProfile.getSDK().getUniqueId());

				sampleImporter.setBupMapIsBuiltIn(false);

				sampleImporter.setBupMapIsWorkspace(false);

			}

			if (wizardSettings.keyMapProfile.getURI().equals(BupEventMapManager.DEFAULT_PROFILE_URI)) {

				sampleImporter.setBupMapSymbianSDKId(""); //$NON-NLS-1$

				sampleImporter.setBupMapIsBuiltIn(true);

				sampleImporter.setBupMapIsWorkspace(false);

			} else if (wizardSettings.keyMapProfile.getURI().equals(BupEventMapManager.WORKSPACE_PREF_KEY_MAP_URI)) {

				sampleImporter.setBupMapSymbianSDKId(""); //$NON-NLS-1$

				sampleImporter.setBupMapIsBuiltIn(false);

				sampleImporter.setBupMapIsWorkspace(true);

			}			

		}

		cleanTempPkgFile();

	}

	public void init(IWorkbench workbench, IStructuredSelection selection) {

		this.workbench = workbench;

		setNeedsProgressMonitor(true);

	}

	public void setInitializationData(IConfigurationElement config,

			String propertyName, Object data) throws CoreException {

	}

	NewPIWizardSettings getWizardData() {

		return wizardSettings;

	}

	public boolean canFinish() {

		return isAllFollowingPagesComplete(getStartingPage());

	}

	private boolean isAllFollowingPagesComplete(IWizardPage page) {

		IWizardPage currentPage = page;

		while (currentPage != null) {

			if (currentPage.isPageComplete() == false) {

				return false;

			}

			currentPage = getNextPage(currentPage);

		}

		// after ending page

		return true;

	}

	public IWizardPage getPreviousPage (IWizardPage page) {

		NewPIWizardSettings settings = NewPIWizardSettings.getInstance();

		if (page == pageOutput && settings.enableCust == false) {

			return getPreviousPage(pageCustom);

			return getPreviousPage(pageBupMap);

		} else if (page == pageBupMap && wizardSettings.haveRomOnly == false && wizardSettings.haveAppRom == false) {

			return getPreviousPage(pageObySym);

		} else if (page == pageObySym && wizardSettings.haveAppOnly == false && wizardSettings.haveAppRom == false) {

			return getPreviousPage(pagePkgList);

		}

		return super.getPreviousPage(page);

	}

	public IWizardPage getNextPage (IWizardPage page) {

		if (page == pageConfigSelector && wizardSettings.haveAppOnly == false && wizardSettings.haveAppRom == false) {

			return getNextPage(pagePkgList);

		} else if (page == pagePkgList && wizardSettings.haveRomOnly == false && wizardSettings.haveAppRom == false) {

			return getNextPage(pageObySym);

			return getNextPage(pageBupMap);

		} else if (page == pageBupMap && wizardSettings.enableCust == false) {

			return getNextPage(pageCustom);

		}

		return super.getNextPage(page);

	}

}