/*
 * Copyright 2023 - 2024 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 org.springframework.ai.autoconfigure.watsonxai;

import org.springframework.ai.watsonx.WatsonxAiChatModel;
import org.springframework.ai.watsonx.api.WatsonxAiApi;
import org.springframework.boot.autoconfigure.AutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.autoconfigure.web.client.RestClientAutoConfiguration;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.web.client.RestClient;

/**
 * WatsonX.ai autoconfiguration class.
 *
 * @author Pablo Sanchidrian Herrera
 * @author John Jario Moreno Rojas
 * @author Christian Tzolov
 * @since 1.0.0
 */
@AutoConfiguration(after = RestClientAutoConfiguration.class)
@ConditionalOnClass(WatsonxAiApi.class)
@EnableConfigurationProperties({ WatsonxAiConnectionProperties.class, WatsonxAiChatProperties.class })
@ConditionalOnProperty(prefix = WatsonxAiChatProperties.CONFIG_PREFIX, name = "enabled", havingValue = "true",
		matchIfMissing = true)
public class WatsonxAiAutoConfiguration {

	@Bean
	@ConditionalOnMissingBean
	public WatsonxAiApi watsonxApi(WatsonxAiConnectionProperties properties, RestClient.Builder restClientBuilder) {
		return new WatsonxAiApi(properties.getBaseUrl(), properties.getStreamEndpoint(), properties.getTextEndpoint(),
				properties.getProjectId(), properties.getIAMToken(), restClientBuilder);
	}

	@Bean
	@ConditionalOnMissingBean
	public WatsonxAiChatModel watsonxChatModel(WatsonxAiApi watsonxApi, WatsonxAiChatProperties chatProperties) {
		return new WatsonxAiChatModel(watsonxApi, chatProperties.getOptions());
	}

}
