/*

* Copyright (c) 2006-2009 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.api.sdk.ui;

import java.util.ArrayList;

import java.util.List;

import org.osgi.framework.Version;

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

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

import com.nokia.carbide.template.engine.ITemplate;

public class TemplateUtils {

	private static final String FAMILY_DELIM = ":"; //$NON-NLS-1$

	private static final String RANGE_DELIM = "-"; //$NON-NLS-1$

	private static final String VERSION_DELIM = ";"; //$NON-NLS-1$

	public static final String PROJECT_NAME = "projectName"; //$NON-NLS-1$

	public static final String BASE_NAME = "baseName"; //$NON-NLS-1$

	public static final String BASE_NAME_UPPER = "baseNameUpper"; //$NON-NLS-1$

	public static final String BASE_NAME_LOWER = "baseNameLower"; //$NON-NLS-1$

	public static final String PROJECT_LOCATION = "location"; //$NON-NLS-1$

	public static final String USE_DEFAULT_LOCATION = "useDefaultLocation"; //$NON-NLS-1$

	/**

	 * @param symbianSDK

	 * @param template

	 * @return whether this sdk matches the template

	 * template filter arguments:= framework[:versionSpec]

	 * versionSpec is a list of version or versionRange delimited by ;

	 * versionRange is a minVersion and maxVersion delimited by - 

	 */

	public static boolean sdkMatchesTemplate(ISymbianSDK symbianSDK, ITemplate template) {

		Version sdkVersion = symbianSDK.getSDKVersion();

		String family = symbianSDK.getFamily(); // ??? is this S60, UIQ, etc. ???

		return sdkMatchesTemplate(sdkVersion, family, template);

	}

	private static boolean isSameFamily(String f1, String f2) {

		if (f1.equalsIgnoreCase(f2))

			return true;

		if ((f1.equalsIgnoreCase(ISymbianSDK.S60_FAMILY_ID) &&

				f2.equalsIgnoreCase(ISymbianSDK.SERIES60_FAMILY_ID)) ||

				(f2.equalsIgnoreCase(ISymbianSDK.S60_FAMILY_ID) &&

						f1.equalsIgnoreCase(ISymbianSDK.SERIES60_FAMILY_ID)))

			return true;

		return false;

	}

	/**

	 * @param symbianSDK

	 * @param template

	 * @return whether this sdk matches the template

	 * template filter arguments:= family[:versionSpec]

	 * versionSpec is a list of version or versionRange delimited by ;

	 * versionRange is a minVersion and maxVersion delimited by - 

	 */

	public static boolean sdkMatchesTemplate(Version sdkVersion, String family, ITemplate template) {

		String filterArgs = template.getFilterArguments();

		if (filterArgs != null) {

			String[] strings = filterArgs.split(FAMILY_DELIM);

			if (strings.length > 0) {

				if (!isSameFamily(family, strings[0]))

					return false;

				if (strings.length > 1) {

					String[] versions = strings[1].split(VERSION_DELIM);

					for (int i = 0; i < versions.length; i++) {

						String[] versionRange = versions[i].split(RANGE_DELIM);

						if (versionRange.length == 1) {

							Version version = Version.parseVersion(versionRange[0]);

							if (sdkVersion.equals(version))

								return true;

						}

						else if (versionRange.length > 1) {

							Version minVersion = Version.parseVersion(versionRange[0]);

							Version maxVersion = Version.parseVersion(versionRange[1]);

							if (sdkVersion.compareTo(minVersion) >= 0 &&

									sdkVersion.compareTo(maxVersion) <= 0)

								return true;

						}

					}

					return false;

				}

			}

		}

		return true;

	}

	public static List<ISymbianSDK> getEnabledSDKs() {

		List<ISymbianSDK> enabledSDKList = new ArrayList<ISymbianSDK>();

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

		if (sdkList != null) {

			// Only add SDKs that are enabled

			for (ISymbianSDK currSDK : sdkList){

				if (currSDK.isEnabled()){

					enabledSDKList.add(currSDK);

				}

			}

		}

		return enabledSDKList;

	}

}