/*******************************************************************************
 * Copyright 2017 Bstek
 * 
 * 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.itheima.sfbx.rule.console.servlet.client;

import java.io.IOException;
import java.io.PrintWriter;

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

import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;

import com.itheima.sfbx.framework.rule.RuleException;
import com.itheima.sfbx.framework.rule.Utils;
import com.itheima.sfbx.rule.console.EnvironmentUtils;
import com.itheima.sfbx.rule.console.User;
import com.itheima.sfbx.rule.console.repository.RepositoryService;
import com.itheima.sfbx.rule.console.repository.RepositoryServiceImpl;
import com.itheima.sfbx.rule.console.servlet.RenderPageServletHandler;
import com.itheima.sfbx.rule.console.servlet.RequestContext;

/**
 * @author Jacky.gao
 * @since 2016年8月11日
 */
public class ClientConfigServletHandler extends RenderPageServletHandler{
	private RepositoryService repositoryService;
	@Override
	public void execute(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		String method=retriveMethod(req);
		if(method!=null){
			invokeMethod(method, req, resp);
		}else{
			VelocityContext context = new VelocityContext();
			context.put("contextPath", req.getContextPath());
			resp.setContentType("text/html");
			resp.setCharacterEncoding("utf-8");
			Template template=ve.getTemplate("html/client-config-editor.html","utf-8");
			PrintWriter writer=resp.getWriter();
			template.merge(context, writer);
			writer.close();
		}
	}
	public void loadData(HttpServletRequest req, HttpServletResponse resp) throws Exception {
		String project=req.getParameter("project");
		project=Utils.decodeURL(project);
		writeObjectToJson(resp, repositoryService.loadClientConfigs(project));
	}
	public void save(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		String project=req.getParameter("project");
		project=Utils.decodeURL(project);
		String file=project+"/"+RepositoryServiceImpl.CLIENT_CONFIG_FILE;
		String content=req.getParameter("content");
		User user=EnvironmentUtils.getLoginUser(new RequestContext(req, resp));
		try{
			repositoryService.saveFile(file, content, false,null,user);			
		}catch(Exception ex){
			throw new RuleException(ex);
		}
	}
	
	public void setRepositoryService(RepositoryService repositoryService) {
		this.repositoryService = repositoryService;
	}
	
	@Override
	public String url() {
		return "/clientconfig";
	}
}
