/*
 * Copyright 2013-2023 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
 *
 *      https://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.alibaba.cloud.nacos;

import com.alibaba.cloud.nacos.client.NacosPropertySourceLocator;
import com.alibaba.cloud.nacos.refresh.SmartConfigurationPropertiesRebinder;
import com.alibaba.cloud.nacos.refresh.condition.ConditionalOnNonDefaultBehavior;

import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.autoconfigure.condition.SearchStrategy;
import org.springframework.cloud.context.properties.ConfigurationPropertiesBeans;
import org.springframework.cloud.context.properties.ConfigurationPropertiesRebinder;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

/**
 * @author xiaojing
 * @author freeman
 */
@Configuration(proxyBeanMethods = false)
@ConditionalOnProperty(name = "spring.cloud.nacos.config.enabled", matchIfMissing = true)
public class NacosConfigBootstrapConfiguration {

	@Bean
	@ConditionalOnMissingBean
	public NacosConfigProperties nacosConfigProperties() {
		return new NacosConfigProperties();
	}

	@Bean
	@ConditionalOnMissingBean
	public NacosConfigManager nacosConfigManager(
			NacosConfigProperties nacosConfigProperties) {
		return new NacosConfigManager(nacosConfigProperties);
	}

	@Bean
	public NacosPropertySourceLocator nacosPropertySourceLocator(
			NacosConfigManager nacosConfigManager) {
		return new NacosPropertySourceLocator(nacosConfigManager);
	}

	/**
	 * Compatible with bootstrap way to start.
	 */
	@Bean
	@ConditionalOnMissingBean(search = SearchStrategy.CURRENT)
	@ConditionalOnNonDefaultBehavior
	public ConfigurationPropertiesRebinder smartConfigurationPropertiesRebinder(
			ConfigurationPropertiesBeans beans) {
		// If using default behavior, not use SmartConfigurationPropertiesRebinder.
		// Minimize te possibility of making mistakes.
		return new SmartConfigurationPropertiesRebinder(beans);
	}

}
