/*
 * 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.vectorstore.redis;

import static org.assertj.core.api.Assertions.assertThat;

import java.util.List;
import java.util.Map;

import org.junit.jupiter.api.Test;
import org.springframework.ai.ResourceUtils;
import org.springframework.ai.document.Document;
import org.springframework.ai.embedding.EmbeddingClient;
import org.springframework.ai.transformers.TransformersEmbeddingClient;
import org.springframework.ai.vectorstore.SearchRequest;
import org.springframework.ai.vectorstore.VectorStore;
import org.springframework.boot.autoconfigure.AutoConfigurations;
import org.springframework.boot.test.context.runner.ApplicationContextRunner;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.testcontainers.junit.jupiter.Container;
import org.testcontainers.junit.jupiter.Testcontainers;

import com.redis.testcontainers.RedisStackContainer;

/**
 * @author Julien Ruaux
 */
@Testcontainers
class RedisVectorStoreAutoConfigurationIT {

	@Container
	static RedisStackContainer redisContainer = new RedisStackContainer(
			RedisStackContainer.DEFAULT_IMAGE_NAME.withTag(RedisStackContainer.DEFAULT_TAG));

	List<Document> documents = List.of(
			new Document(ResourceUtils.getText("classpath:/test/data/spring.ai.txt"), Map.of("spring", "great")),
			new Document(ResourceUtils.getText("classpath:/test/data/time.shelter.txt")), new Document(
					ResourceUtils.getText("classpath:/test/data/great.depression.txt"), Map.of("depression", "bad")));

	private final ApplicationContextRunner contextRunner = new ApplicationContextRunner()
		.withConfiguration(AutoConfigurations.of(RedisVectorStoreAutoConfiguration.class))
		.withUserConfiguration(Config.class)
		.withPropertyValues("spring.ai.vectorstore.redis.index=myIdx")
		.withPropertyValues("spring.ai.vectorstore.redis.prefix=doc:");

	@Test
	void addAndSearch() {
		contextRunner.withPropertyValues("spring.ai.vectorstore.redis.uri=" + redisContainer.getRedisURI())
			.run(context -> {
				VectorStore vectorStore = context.getBean(VectorStore.class);
				vectorStore.add(documents);

				List<Document> results = vectorStore.similaritySearch(SearchRequest.query("Spring").withTopK(1));

				assertThat(results).hasSize(1);
				Document resultDoc = results.get(0);
				assertThat(resultDoc.getId()).isEqualTo(documents.get(0).getId());
				assertThat(resultDoc.getContent()).contains(
						"Spring AI provides abstractions that serve as the foundation for developing AI applications.");

				// Remove all documents from the store
				vectorStore.delete(documents.stream().map(doc -> doc.getId()).toList());

				results = vectorStore.similaritySearch(SearchRequest.query("Spring").withTopK(1));
				assertThat(results).isEmpty();
			});
	}

	@Configuration(proxyBeanMethods = false)
	static class Config {

		@Bean
		public EmbeddingClient embeddingClient() {
			return new TransformersEmbeddingClient();
		}

	}

}

org.springframework.ai.vectorstore.SearchRequest.query
[((1756, 1835), 'com.redis.testcontainers.RedisStackContainer.DEFAULT_IMAGE_NAME.withTag'), ((2834, 2875), 'org.springframework.ai.vectorstore.SearchRequest.query'), ((3344, 3385), 'org.springframework.ai.vectorstore.SearchRequest.query')]