/*
 * Copyright (C) 2020 The zfoo Authors
 *
 * 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.zfoo.event.schema;

import com.zfoo.event.EventContext;
import com.zfoo.protocol.util.StringUtils;
import org.springframework.beans.factory.support.AbstractBeanDefinition;
import org.springframework.beans.factory.support.BeanDefinitionBuilder;
import org.springframework.beans.factory.xml.BeanDefinitionParser;
import org.springframework.beans.factory.xml.ParserContext;
import org.w3c.dom.Element;

/**
 * @author godotg
 * @version 3.0
 */
public class EventDefinitionParser implements BeanDefinitionParser {

    @Override
    public AbstractBeanDefinition parse(Element element, ParserContext parserContext) {
        Class<?> clazz;
        String name;
        BeanDefinitionBuilder builder;

        // 注册EventContext
        clazz = EventContext.class;
        name = StringUtils.uncapitalize(clazz.getName());
        builder = BeanDefinitionBuilder.rootBeanDefinition(clazz);
        parserContext.getRegistry().registerBeanDefinition(name, builder.getBeanDefinition());

        // 注册EventRegisterProcessor，event事件处理
        clazz = EventRegisterProcessor.class;
        name = StringUtils.uncapitalize(clazz.getName());
        builder = BeanDefinitionBuilder.rootBeanDefinition(clazz);
        parserContext.getRegistry().registerBeanDefinition(name, builder.getBeanDefinition());

        return builder.getBeanDefinition();
    }

}
