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/*
 * Copyright 2016-2023 the original author or authors from the JHipster project.
 *
 * This file is part of the JHipster project, see https://www.jhipster.tech/
 * for more information.
 *
 * 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 tech.jhipster.config;

import org.springframework.boot.SpringApplication;

import java.util.HashMap;
import java.util.Map;

/**
 * Utility class to load a Spring profile to be used as default
 * when there is no {@code spring.profiles.active} set in the environment or as command line argument.
 * If the value is not available in {@code application.yml} then {@code dev} profile will be used as default.
 */
public final class DefaultProfileUtil {

    private static final String SPRING_PROFILE_DEFAULT = "spring.profiles.default";

    private DefaultProfileUtil() {
    }

    /**
     * Set a default to use when no profile is configured.
     *
     * @param app the Spring application.
     */
    public static void addDefaultProfile(SpringApplication app) {
        Map defProperties = new HashMap<>();
        /*
         * The default profile to use when no other profiles are defined
         * This cannot be set in the application.yml file.
         * See https://github.com/spring-projects/spring-boot/issues/1219
         */
        defProperties.put(SPRING_PROFILE_DEFAULT, JHipsterConstants.SPRING_PROFILE_DEVELOPMENT);
        app.setDefaultProperties(defProperties);
    }
}