/*
 * Copyright 2021-2022 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.integration.http.config;

import java.util.Arrays;

import org.springframework.web.reactive.config.CorsRegistry;
import org.springframework.web.reactive.config.WebFluxConfigurer;

/**
 * The {@link WebFluxConfigurer} implementation for CORS mapping on the Integration Graph Controller.
 *
 * @author Artem Bilan
 *
 * @since 5.3.9
 *
 * @see EnableIntegrationGraphController
 */
final class WebFluxIntegrationGraphCorsConfigurer implements WebFluxConfigurer {

	private final String path;

	private final String[] allowedOrigins;

	WebFluxIntegrationGraphCorsConfigurer(String path, String[] allowedOrigins) {
		this.path = path;
		this.allowedOrigins = Arrays.copyOf(allowedOrigins, allowedOrigins.length);
	}

	@Override
	public void addCorsMappings(CorsRegistry registry) {
		registry.addMapping(this.path).allowedOrigins(this.allowedOrigins).allowedMethods("GET");
	}

}
