/*
 * ============LICENSE_START==========================================
 * ONAP Portal SDK
 * ===================================================================
 * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
 * ===================================================================
 *
 * Unless otherwise specified, all software contained herein is licensed
 * under the Apache License, Version 2.0 (the "License");
 * you may not use this software 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.
 *
 * Unless otherwise specified, all documentation contained herein is licensed
 * under the Creative Commons License, Attribution 4.0 Intl. (the "License");
 * you may not use this documentation except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *             https://creativecommons.org/licenses/by/4.0/
 *
 * Unless required by applicable law or agreed to in writing, documentation
 * 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.
 *
 * ============LICENSE_END============================================
 *
 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
 */
package org.onap.portalapp.conf;

import static org.apache.commons.lang3.StringUtils.isNotEmpty;

import java.util.ArrayList;
import java.util.List;
import javax.sql.DataSource;
import liquibase.integration.spring.SpringLiquibase;
import org.onap.portalapp.login.LoginStrategyImpl;
import org.onap.portalsdk.core.auth.LoginStrategy;
import org.onap.portalsdk.core.conf.AppConfig;
import org.onap.portalsdk.core.conf.Configurable;
import org.onap.portalsdk.core.logging.logic.EELFLoggerDelegate;
import org.onap.portalsdk.core.objectcache.AbstractCacheManager;
import org.onap.portalsdk.core.service.DataAccessService;
import org.onap.portalsdk.core.util.CacheManager;
import org.onap.portalsdk.core.util.SystemProperties;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.DependsOn;
import org.springframework.context.annotation.Import;
import org.springframework.context.annotation.Profile;
import org.springframework.context.annotation.PropertySource;
import org.springframework.core.annotation.Order;
import org.springframework.scheduling.annotation.EnableAsync;
import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.scheduling.quartz.SchedulerFactoryBean;
import org.springframework.scheduling.quartz.SpringBeanJobFactory;
import org.springframework.web.multipart.commons.CommonsMultipartResolver;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;

/**
 * ONAP Portal SDK sample application. Extends core AppConfig class to
 * reuse interceptors, view resolvers and other features defined there.
 */
@Configuration
@EnableWebMvc
@ComponentScan(basePackages = {"org.onap"})
@PropertySource(value = { "${container.classpath:}/WEB-INF/conf/app/test.properties" }, ignoreResourceNotFound = true)
@Profile("src")
@EnableAsync
@EnableScheduling
public class ExternalAppConfig extends AppConfig implements Configurable {

	/** The Constant LOG. */
    private static final EELFLoggerDelegate LOG = EELFLoggerDelegate.getLogger(ExternalAppConfig.class);

    /**
     * The Class InnerConfiguration.
     */
	@Configuration
	@Import(SystemProperties.class)
	static class InnerConfiguration {
	}

	/**
	 * @see org.onap.portalsdk.core.conf.AppConfig#dataAccessService()
	 */
	@Override
	@DependsOn("liquibaseBean")
	public DataAccessService dataAccessService() {
		// Echo the JDBC URL to assist developers when starting the app.
		LOG.info("ExternalAppConfig: " + SystemProperties.DB_CONNECTIONURL + " is "
				+ SystemProperties.getProperty(SystemProperties.DB_CONNECTIONURL));
		return super.dataAccessService();
	}

	/**
	 * Creates a new list with a single entry that is the external app
	 * definitions.xml path.
	 *
	 * @return List of String, size 1
	 */
	@Override
	public List<String> addTileDefinitions() {
		List<String> definitions = new ArrayList<>();
		definitions.add("/WEB-INF/defs/definitions.xml");
		return definitions;
	}

	/**
	 * Adds request interceptors to the specified registry by calling
	 * {@link AppConfig#addInterceptors(InterceptorRegistry)}, but excludes
	 * certain paths from the session timeout interceptor.
	 */
	@Override
	public void addInterceptors(InterceptorRegistry registry) {
		super.setExcludeUrlPathsForSessionTimeout("/login_external", "*/login_external.htm", "login", "/login.htm",
				"/api*", "/single_signon.htm", "/single_signon");
		super.addInterceptors(registry);
	}

	/**
	 * Creates and returns a new instance of a {@link CacheManager} class.
	 *
	 * @return New instance of {@link CacheManager}
	 */
	@Bean
	public AbstractCacheManager cacheManager() {
		return new CacheManager();
	}

	/**
	 * Creates and returns a new instance of a {@link SchedulerFactoryBean} and
	 * populates it with triggers.
	 *
	 * @return New instance of {@link SchedulerFactoryBean}
	 */
	@Bean
	@DependsOn("liquibaseBean")
	public SchedulerFactoryBean schedulerFactoryBean() {
		SchedulerFactoryBean schedulerFactory = new SchedulerFactoryBean();
		schedulerFactory.setJobFactory(new SpringBeanJobFactory());
		return schedulerFactory;
	}


	@Bean
	@Order(1)
	public SpringLiquibase liquibaseBean(DataSource dataSource) {
		SpringLiquibase springLiquibase = new SpringLiquibase();
		springLiquibase.setDataSource(dataSource);
		springLiquibase.setChangeLog("classpath:db-master-changelog.xml");
		return springLiquibase;
	}

	@Bean
	public LoginStrategy loginStrategy(@Value("${login.strategy.classname:}") String classname) throws ReflectiveOperationException {
		return isNotEmpty(classname) ?
			newLoginStrategyInstance(classname) : new LoginStrategyImpl();
	}

	private LoginStrategy newLoginStrategyInstance(String loginStrategyClassname) throws ReflectiveOperationException {
		return (LoginStrategy) Class.forName(loginStrategyClassname)
			.getConstructor()
			.newInstance();
	}

	@Bean
	public CommonsMultipartResolver multipartResolver() {
		CommonsMultipartResolver resolver=new CommonsMultipartResolver();
		resolver.setDefaultEncoding("utf-8");
		return resolver;
	}

}