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/**
 * Copyright (c) 2012-2016, www.tinygroup.org (luo_guo@icloud.com).
 *
 *  Licensed under the GPL, Version 3.0 (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.gnu.org/licenses/gpl.html
 *
 *  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 org.tinygroup.weixin.fileresolver;

import com.thoughtworks.xstream.XStream;
import org.tinygroup.fileresolver.impl.AbstractFileProcessor;
import org.tinygroup.logger.LogLevel;
import org.tinygroup.vfs.FileObject;
import org.tinygroup.weixin.WeiXinManager;
import org.tinygroup.weixin.common.UrlConfigs;
import org.tinygroup.xstream.XStreamFactory;

/**
 * 微信服务的配置文件处理器
 *
 * @author yancheng11334
 */
public class UrlConfigFileProcessor extends AbstractFileProcessor {

    private static final String WEIXIN_URL_NAME = ".weixin";
    private static final String XSTEAM_PACKAGE_NAME = "weixin";

    private WeiXinManager weiXinManager;

    public WeiXinManager getWeiXinManager() {
        return weiXinManager;
    }

    public void setWeiXinManager(WeiXinManager weiXinManager) {
        this.weiXinManager = weiXinManager;
    }

    public void process() {
        XStream stream = XStreamFactory.getXStream(XSTEAM_PACKAGE_NAME);
        for (FileObject fileObject : deleteList) {
            LOGGER.logMessage(LogLevel.INFO, "正在移除微信服务配置文件[{0}]",
                    fileObject.getAbsolutePath());
            UrlConfigs urlConfigs = (UrlConfigs) caches
                    .get(fileObject.getAbsolutePath());
            if (urlConfigs != null) {
                weiXinManager.removeUrlConfigs(urlConfigs);
                caches.remove(fileObject.getAbsolutePath());
            }
            LOGGER.logMessage(LogLevel.INFO, "移除微信服务配置文件[{0}]结束",
                    fileObject.getAbsolutePath());
        }

        for (FileObject fileObject : changeList) {
            LOGGER.logMessage(LogLevel.INFO, "正在加载微信服务配置文件[{0}]",
                    fileObject.getAbsolutePath());
            UrlConfigs oldUrlConfigs = (UrlConfigs) caches
                    .get(fileObject.getAbsolutePath());
            if (oldUrlConfigs != null) {
                weiXinManager.removeUrlConfigs(oldUrlConfigs);
            }
            UrlConfigs urlConfigs = (UrlConfigs) stream.fromXML(fileObject
                    .getInputStream());
            if (urlConfigs != null) {
                weiXinManager.addUrlConfigs(urlConfigs);
            }
            caches.put(fileObject.getAbsolutePath(), urlConfigs);
            LOGGER.logMessage(LogLevel.INFO, "加载微信服务配置文件[{0}]结束",
                    fileObject.getAbsolutePath());
        }
    }

    protected boolean checkMatch(FileObject fileObject) {
        return fileObject.getFileName().endsWith(WEIXIN_URL_NAME) || fileObject.getFileName().endsWith(".weixin.xml");
    }

}




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