/*
 * Copyright (C) 2018 the original author or 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 org.springframework.cloud.alibaba.nacos.discovery;

import org.springframework.boot.autoconfigure.AutoConfigureBefore;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.cloud.alibaba.nacos.ConditionalOnNacosDiscoveryEnabled;
import org.springframework.cloud.alibaba.nacos.NacosDiscoveryProperties;
import org.springframework.cloud.client.CommonsClientAutoConfiguration;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.cloud.client.discovery.simple.SimpleDiscoveryClientAutoConfiguration;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * @author xiaojing
 */
@Configuration
@ConditionalOnNacosDiscoveryEnabled
@AutoConfigureBefore({ SimpleDiscoveryClientAutoConfiguration.class,
		CommonsClientAutoConfiguration.class })
public class NacosDiscoveryClientAutoConfiguration {

	@Bean
	@ConditionalOnMissingBean
	public NacosDiscoveryProperties nacosProperties() {
		return new NacosDiscoveryProperties();
	}

	@Bean
	public DiscoveryClient nacosDiscoveryClient(
			NacosDiscoveryProperties discoveryProperties) {
		return new NacosDiscoveryClient(discoveryProperties);
	}

	@Bean
	@ConditionalOnMissingBean
	@ConditionalOnProperty(value = "spring.cloud.nacos.discovery.watch.enabled", matchIfMissing = true)
	public NacosWatch nacosWatch(NacosDiscoveryProperties nacosDiscoveryProperties) {
		return new NacosWatch(nacosDiscoveryProperties);
	}
}
