/*

 * 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.util.ArrayList;

import org.eclipse.core.resources.IContainer;

import org.eclipse.core.resources.IProject;

import org.eclipse.core.resources.IResource;

import org.eclipse.core.resources.IWorkspaceRoot;

import org.eclipse.core.resources.ResourcesPlugin;

import org.eclipse.jface.dialogs.IDialogSettings;

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

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

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

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

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

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.IBupEventMapProfile;

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

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

/*

 *  Handles all import wizard's persist data

 */

public class NewPIWizardSettings {

	static NewPIWizardSettings instance = null;

	static final int COMBO_MAX_ITEM_VALUES = 5;

	//This means something on Windows and Unix, should be good enough for file path not having this

	static final String PKG_SEPERATOR = "<SDK>";									//$NON-NLS-1$

	static final String ROFS_SEPERATOR = "<ROFSPAIR>";								//$NON-NLS-1$

	static final int CURRENT_VERSION = 5;

	static final String IMPORTER_SETTING_VERSION = "version";						//$NON-NLS-1$

	static final String SAMPLEFILENAME_KEY = "sampleFileName";						//$NON-NLS-1$

	static final String ENABLE_APP_KEY = "enableApp";								//$NON-NLS-1$ 

	static final String ENABLE_ROM_KEY = "enableRom";								//$NON-NLS-1$

	static final String ENABLE_CUST_KEY = "enableCust";								//$NON-NLS-1$

	static final String SELECTED_PKG_ENTRY_KEY = "selectedPkgEntry";				//$NON-NLS-1$

	static final String UNSELECTED_PKG_ENTRY_KEY = "availablePkgEntry";				//$NON-NLS-1$

	static final String PROJECT_KEY = "project";									//$NON-NLS-1$

	static final String PROJECT_CONFIG_KEY = "projectConfig";						//$NON-NLS-1$

	static final String ROM_SDK_KEY = "romSdk";										//$NON-NLS-1$

	static final String ROM_SYMBOL_KEY = "romSymbol";								//$NON-NLS-1$

	static final String ROM_OBY_KEY = "romOby";										//$NON-NLS-1$

	static final String ROFS_SYMBOL_KEY = "rofsSymbol";								//$NON-NLS-1$

	static final String ROFS_OBY_KEY = "romRofsOby";								//$NON-NLS-1$

	static final String ROFS_OBY_SYMBOL_KEY = "romRofsObySymbol";					//$NON-NLS-1$

	static final String CUST_SAMPLE_KEY = "custSample";								//$NON-NLS-1$

	static final String CUST_VAL_BASED_KEY = "isValBased";							//$NON-NLS-1$

	static final String CUST_NAME_BASED_KEY = "isNameBased";						//$NON-NLS-1$

	static final String CUST_SEPARATOR_KEY = "separator";							//$NON-NLS-1$

	static final String OUTPUT_PROJECT_KEY = "outputProject";						//$NON-NLS-1$

	static final String OUTPUT_NPI_KEY = "piFileName";								//$NON-NLS-1$

	static final String KEY_PROFILE_KEY = "keyProfile";								//$NON-NLS-1$

	static final String SAMPLEFILENAMES_KEY = "sampleFileName";						//$NON-NLS-1$

//	start version 2

	String sampleFileName;

	String[] sampleFileNames;

	boolean haveAppOnly = false;

	boolean haveRomOnly = false;

	boolean haveAppRom = false;

	boolean haveNothing = false;

	boolean enableCust;

	ArrayList<IPkgEntry> selectedAppFileList = new ArrayList<IPkgEntry>();

	ArrayList<IPkgEntry> availableAppFileList = new ArrayList<IPkgEntry>();

	ArrayList<IProject> selectedProjectList = new ArrayList<IProject>();

	ArrayList<ICarbideBuildConfiguration> selectedBuildConfigList = new ArrayList<ICarbideBuildConfiguration>();

	ISymbianSDK romSdk;

	String romSymbolFile;

	String romObyFile;

	ArrayList <RofsObySymbolPair> rofsObySymbolPairList = new ArrayList<RofsObySymbolPair>();

	String custSampleFile;

	boolean custValBased;

	boolean custNameBased;

	String custSeparator;	

	IContainer outputContainer;

//	end version 2

//	start version 3

	String piFileName;

//	end version 3

//	start version 4

	IBupEventMapProfile keyMapProfile;

//	end version 4

//	start internal states not saved

	long sampleFileNameModifiedNanoTime;	// timestamp java.lang.System.nanoTime()

	long piFileNameModifiedNanoTime;		// timestamp java.lang.System.nanoTime()

//	end internal states not saved

	public void clear() {

		sampleFileName = "";			//$NON-NLS-1$

		haveAppOnly = false;

		haveRomOnly = false;

		haveAppRom = false;

		haveNothing = false;

		enableCust = false;

		selectedAppFileList.clear();

		availableAppFileList.clear();

		selectedProjectList.clear();

		selectedBuildConfigList.clear();

		romSdk = null;

		romSymbolFile = "";			//$NON-NLS-1$

		romObyFile = "";				//$NON-NLS-1$

		rofsObySymbolPairList.clear();

		custSampleFile = "";			//$NON-NLS-1$

		custValBased = false;

		custNameBased = false;

		custSeparator = "";			//$NON-NLS-1$	

		outputContainer = null;

		piFileName= "";				//$NON-NLS-1$

		keyMapProfile = null;

		sampleFileNameModifiedNanoTime = 0;

		piFileNameModifiedNanoTime = 0;

	}

	private NewPIWizardSettings() {

		clear();

	}

	public static NewPIWizardSettings getInstance() {

		if (instance == null)

			instance = new NewPIWizardSettings();

		return instance;

	}

	public void saveState(IDialogSettings dialogSettings) {

		try {

			dialogSettings.put(IMPORTER_SETTING_VERSION, CURRENT_VERSION);

			dialogSettings.put(SAMPLEFILENAME_KEY, sampleFileName);

			saveFileNameToArray();

			dialogSettings.put(SAMPLEFILENAMES_KEY, sampleFileNames);

			dialogSettings.put(ENABLE_CUST_KEY, enableCust);

			{	// traverse all entries of app config and pkg file

				ArrayList<String> projectStringArrayList = new ArrayList<String>();

				for (IProject selectedProject: selectedProjectList) {

					if (selectedProject.isOpen())

						projectStringArrayList.add(selectedProject.getName());

				}

				dialogSettings.put(PROJECT_KEY, projectStringArrayList.toArray(new String[projectStringArrayList.size()]));		

				ArrayList<String> bcStringArrayList = new ArrayList<String>();

				for (ICarbideBuildConfiguration currentConfig : selectedBuildConfigList) {

					if (currentConfig.getCarbideProject().getProject().isOpen()) {

						bcStringArrayList.add(currentConfig.getCarbideProject().getProject().getName() + PKG_SEPERATOR + currentConfig.getDisplayString());

					}

				}

				dialogSettings.put(PROJECT_CONFIG_KEY, bcStringArrayList.toArray(new String[bcStringArrayList.size()]));

				ArrayList<String> pkgStringArrayList = new ArrayList<String>();

				for (IPkgEntry currentPkgEntry : selectedAppFileList) {

					pkgStringArrayList.add(currentPkgEntry.getPkgFile() + PKG_SEPERATOR + currentPkgEntry.getSdk().getUniqueId());			

				}

				dialogSettings.put(SELECTED_PKG_ENTRY_KEY, pkgStringArrayList.toArray(new String[pkgStringArrayList.size()]));

				pkgStringArrayList.clear();

				for (IPkgEntry currentPkgEntry : availableAppFileList) {

					pkgStringArrayList.add(currentPkgEntry.getPkgFile() + PKG_SEPERATOR + currentPkgEntry.getSdk().getUniqueId());			

				}

				dialogSettings.put(UNSELECTED_PKG_ENTRY_KEY, pkgStringArrayList.toArray(new String[pkgStringArrayList.size()]));

			}

			if (romSdk != null) {

				dialogSettings.put(ROM_SDK_KEY, romSdk.getUniqueId());

			}

			dialogSettings.put(ROM_SYMBOL_KEY, romSymbolFile);

			dialogSettings.put(ROM_OBY_KEY, romObyFile);

			{

				ArrayList<String> rofsObySymbolStringArrayList = new ArrayList<String>();

				for (RofsObySymbolPair pair : rofsObySymbolPairList) {

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

					if (pair.haveObyFile()) {

						setting += pair.getObyFile();

					}

					setting += ROFS_SEPERATOR;

					if (pair.haveSymbolFile()) {

						setting += pair.getSymbolFile();

					}

					rofsObySymbolStringArrayList.add(setting);

				}

				dialogSettings.put(ROFS_OBY_SYMBOL_KEY, rofsObySymbolStringArrayList.toArray(new String[rofsObySymbolStringArrayList.size()]));

			}

			dialogSettings.put(CUST_SAMPLE_KEY, custSampleFile);

			dialogSettings.put(CUST_VAL_BASED_KEY, custValBased);

			dialogSettings.put(CUST_NAME_BASED_KEY, custNameBased);

			dialogSettings.put(CUST_SEPARATOR_KEY, custSeparator);

			String outProject = outputContainer.getFullPath().toString();

			dialogSettings.put(OUTPUT_PROJECT_KEY, outProject);

			dialogSettings.put(OUTPUT_NPI_KEY, piFileName);

			dialogSettings.put(KEY_PROFILE_KEY, keyMapProfile != null ? keyMapProfile.toString() : "");	//$NON-NLS-1$

//			 newer members go here

		} catch (Exception e) {

			e.printStackTrace();

		}

	}

	public void restoreState(IDialogSettings dialogSettings) {

		try {

			if (dialogSettings.get(IMPORTER_SETTING_VERSION) == null) {

				return;

			}

			if (dialogSettings.getInt(IMPORTER_SETTING_VERSION) == CURRENT_VERSION) {

				sampleFileName = dialogSettings.get(SAMPLEFILENAME_KEY);

				sampleFileNames = dialogSettings.getArray(SAMPLEFILENAMES_KEY);

//				if(!(new java.io.File(sampleFileName).exists()))

//					sampleFileName = "";	//$NON-NLS-1$

				enableCust = dialogSettings.getBoolean(ENABLE_CUST_KEY);

				{	// traverse all entries of app config and pkg file

					String selectedProjectStringArray[];

					String projectConfigStringArray[];

					String pkgStringArray[];

					selectedProjectStringArray = dialogSettings.getArray(PROJECT_KEY);

					selectedProjectList.clear();

					for (String selectedProjectString : selectedProjectStringArray) {

						IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(selectedProjectString);

						if (project != null) {

							if (project.exists()) {

								// project in persist data match one of the project in workspace

								selectedProjectList.add(project);

							}

						}

					}

					projectConfigStringArray = dialogSettings.getArray(PROJECT_CONFIG_KEY);

					selectedBuildConfigList.clear();

					for (String projectConfig : projectConfigStringArray) {

						// attempt to match workspace with <project>:<config> entry in setting

						String projectConfigDetail[] = projectConfig.split(PKG_SEPERATOR);

						if (projectConfigDetail.length == 2) {

							IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projectConfigDetail[0]);

							if (project != null) {

								if (project.exists() && project.isOpen()) {

									ICarbideProjectInfo cpi = CarbideBuilderPlugin.getBuildManager().getProjectInfo(project);

									for (ICarbideBuildConfiguration currentConfig : cpi.getBuildConfigurations()) {

										if (currentConfig.getDisplayString().equals(projectConfigDetail[1])) {

											// Found Carbide.c++ config matching entry

											selectedBuildConfigList.add(currentConfig);

											break;

										}

									}

								}

							}

						}

					}

					pkgStringArray = dialogSettings.getArray(SELECTED_PKG_ENTRY_KEY);

					selectedAppFileList.clear();

					for (String pkgString : pkgStringArray) {

						// attempt to match file system with <PKG file>:<SDK> entry in setting

						String pkgDetail[] = pkgString.split(PKG_SEPERATOR);

						if (pkgDetail.length == 2) {

							ISymbianSDK sdk = SDKCorePlugin.getSDKManager().getSDK(pkgDetail[1], true);

							if (new java.io.File(pkgDetail[0]).exists() && sdk != null) {

								IPkgEntry pkg = PkgEntryList.getInstance().getPkgEntry(pkgDetail[0], sdk);

								selectedAppFileList.add(pkg);

							}

						}

					}

					pkgStringArray = dialogSettings.getArray(UNSELECTED_PKG_ENTRY_KEY);

					availableAppFileList.clear();

					for (String pkgString : pkgStringArray) {

						// attempt to match file system with <PKG file>:<SDK> entry in setting

						String pkgDetail[] = pkgString.split(PKG_SEPERATOR);

						if (pkgDetail.length == 2) {

							ISymbianSDK sdk = SDKCorePlugin.getSDKManager().getSDK(pkgDetail[1], true);

							if (new java.io.File(pkgDetail[0]).exists() && sdk != null) {

								IPkgEntry pkg = PkgEntryList.getInstance().getPkgEntry(pkgDetail[0], sdk);

								availableAppFileList.add(pkg);

							}

						}

					}

				}

				String romSdkId = dialogSettings.get(ROM_SDK_KEY);

				if (romSdkId != null) {

					romSdk = SDKCorePlugin.getSDKManager().getSDK(romSdkId, true);

				}

				romSymbolFile = dialogSettings.get(ROM_SYMBOL_KEY);

//				if(!(new java.io.File(romSymbolFile).exists()))

//					romSymbolFile = "";		//$NON-NLS-1$

				romObyFile = dialogSettings.get(ROM_OBY_KEY);

//				if(!(new java.io.File(romObyFile).exists()))

//					romObyFile = "";		//$NON-NLS-1$

				{

					String rofsObySymbolStringArray[];

					rofsObySymbolStringArray = dialogSettings.getArray(ROFS_OBY_SYMBOL_KEY);

					rofsObySymbolPairList.clear();

					for (String rofsObySymbolString : rofsObySymbolStringArray) {

						int seperator = rofsObySymbolString.indexOf(ROFS_SEPERATOR);

						RofsObySymbolPair pair = new RofsObySymbolPair();

						pair.setObyFile(rofsObySymbolString.substring(0, seperator));

						pair.setSymbolFile(rofsObySymbolString.substring(seperator + ROFS_SEPERATOR.length()));

						rofsObySymbolPairList.add(pair);

					}

				}

				custSampleFile = dialogSettings.get(CUST_SAMPLE_KEY);

//				if(!(new java.io.File(custSampleFile).exists()))

//					custSampleFile = "";	//$NON-NLS-1$

				custValBased = dialogSettings.getBoolean(CUST_VAL_BASED_KEY);

				custNameBased = dialogSettings.getBoolean(CUST_NAME_BASED_KEY);

				custSeparator = dialogSettings.get(CUST_SEPARATOR_KEY);

				String outputFolder = dialogSettings.get(OUTPUT_PROJECT_KEY);

				IWorkspaceRoot root = ResourcesPlugin.getWorkspace().getRoot();

				IResource resource = root.findMember(outputFolder);

				if (resource instanceof IContainer) {

					outputContainer = (IContainer) resource;

				} else {

					outputContainer = null;

				}

				piFileName = dialogSettings.get(OUTPUT_NPI_KEY);

				String keyProfileString = dialogSettings.get(KEY_PROFILE_KEY);

				ArrayList<IBupEventMapProfile> profiles = BupEventMapManager.getInstance().getAllProfiles();

				keyMapProfile = null;

				for (IBupEventMapProfile profile : profiles) {

					if(profile.toString().equals(keyProfileString)) {

						keyMapProfile = profile;

					}

				}

			} // if (dialogSettings.getInt(IMPORTER_SETTING_VERSION) == CURRENT_VERSION)

		} catch (Exception e) {

			e.printStackTrace();

		}

	}

	/**

	 * @param sampleFileName path to save

	 * @param array name of the array which contains correct values

	 * @param section section which has array 

	 */

	protected void saveFileNameToArray() {

		// No previous values exist

		if (sampleFileNames == null) {

			sampleFileNames = new String[1];

			sampleFileNames[0] = sampleFileName;

		// Previous values exists

		} else {

			int valuesCount = sampleFileNames.length;

			boolean valueExisted = false;

			// see if passed value already exist.

			for (int i = 0; i < valuesCount; i++) {

				if (sampleFileNames[i].compareToIgnoreCase(sampleFileName) == 0) {

					valueExisted = true;

					// passed value exists, move it to first position

					for (int j = i; j > 0; j--) {

						sampleFileNames[j] = sampleFileNames[j-1];

					}

					sampleFileNames[0] = sampleFileName;

					break;

				}

			}

			// passed value did not exist, add it to first position (and move older values "down")

			if (!valueExisted) {

				if (valuesCount >= COMBO_MAX_ITEM_VALUES) {

					for (int i = valuesCount-1; i > 0; i--) {

						sampleFileNames[i] = sampleFileNames[i-1];

					}

					sampleFileNames[0] = sampleFileName;

				} else {

					String[] values = new String[valuesCount + 1];

					values[0] = sampleFileName;

					for (int i = 0; i < valuesCount; i++) {

						values[i+1] = sampleFileNames[i];

					}

					sampleFileNames = values;

				}

			}

		}

	}

}