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/**
 * Copyright (c) 2011-2017, James Zhan 詹波 ([email protected]).
 *
 * 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.
 */

package com.jfinal.ext.handler;

import com.jfinal.handler.Handler;
import com.jfinal.kit.HandlerKit;
import com.jfinal.kit.StrKit;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * FakeStaticHandler.
 */
public class FakeStaticHandler extends Handler {
	
	private String viewPostfix;
	
	public FakeStaticHandler() {
		viewPostfix = ".html";
	}
	
	public FakeStaticHandler(String viewPostfix) {
		if (StrKit.isBlank(viewPostfix)) {
			throw new IllegalArgumentException("viewPostfix can not be blank.");
		}
		this.viewPostfix = viewPostfix;
	}
	
	public void handle(String target, HttpServletRequest request, HttpServletResponse response, boolean[] isHandled) {
		if ("/".equals(target)) {
			next.handle(target, request, response, isHandled);
			return;
		}
		
		if (target.indexOf('.') == -1) {
			HandlerKit.renderError404(request, response, isHandled);
			return ;
		}
		
		int index = target.lastIndexOf(viewPostfix);
		if (index != -1) {
			target = target.substring(0, index);
		}
		next.handle(target, request, response, isHandled);
	}
}