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/*******************************************************************************
 * ============LICENSE_START====================================================
 * * org.onap.aaf
 * * ===========================================================================
 * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
 * * ===========================================================================
 * * Licensed under the Apache License, Version 2.0 (the "License");
 * * you may not use this file except in compliance with the License.
 * * You may obtain a copy of the License at
 * * 
 *  *      http://www.apache.org/licenses/LICENSE-2.0
 * * 
 *  * Unless required by applicable law or agreed to in writing, software
 * * distributed under the License is distributed on an "AS IS" BASIS,
 * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * * See the License for the specific language governing permissions and
 * * limitations under the License.
 * * ============LICENSE_END====================================================
 * *
 * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
 * *
 ******************************************************************************/
package org.onap.aaf.xgen.html;

import java.util.ArrayList;
import java.util.List;

public class Imports implements Thematic{
	List<String> css,js;
	public final int backdots;
//	public final File webDir;
	private String theme;
	
	public Imports(int backdots) {
//		this.webDir = webDir;
		
		css = new ArrayList<String>();
		js = new ArrayList<String>();
		this.backdots = backdots;
		theme = "";
	}
	
	public Imports css(String str) {
		css.add(str);
		return this;
	}
	
	public Imports js(String str) {
		js.add(str);
		return this;
	}

	public Imports theme(String str) {
		theme = str==null?"":str;
		return this;
	}

	/**
	 * Pass in a possible Theme.  If it is "" or null, it will resolve to default Theme set in Imports
	 * 
	 * @param theTheme
	 * @return
	 */
	@Override
	public String themePath(String theTheme) {
		StringBuilder src = dots(new StringBuilder());
		if(theTheme==null||theTheme.length()==0) {
			src.append(theme);
			if(theme.length()>0)src.append('/');
		} else {
			src.append(theTheme);
			src.append('/');
		}

		return src.toString();
	}
	
	/**
	 * Pass in a possible Theme.  If it is "" or null, it will resolve to default Theme set in Imports
	 * 
	 * @param theTheme
	 * @return
	 */
	@Override
	public String themeResolve(String theTheme) {
		return (theTheme==null||theTheme.length()==0)
			?theme
			:theTheme;
	}

	public StringBuilder dots(StringBuilder src) {
		for(int i=0;i<backdots;++i) {
			src.append("../");
		}
		return src;
	}
	
};