/*-
 * ============LICENSE_START=======================================================
 * ONAP CLAMP
 * ================================================================================
 * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights
 *                             reserved.
 * ================================================================================
 * 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.
 * ============LICENSE_END============================================
 * ===================================================================
 * ECOMP is a trademark and service mark of AT&T Intellectual Property.
 */

package org.onap.clamp.clds.config.spring;

import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;

import java.util.ArrayList;
import java.util.List;

import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;

import org.onap.clamp.clds.config.sdc.SdcControllersConfiguration;
import org.onap.clamp.clds.config.sdc.SdcSingleControllerConfiguration;
import org.onap.clamp.clds.exception.sdc.controller.SdcControllerException;
import org.onap.clamp.clds.sdc.controller.SdcSingleController;
import org.onap.clamp.clds.sdc.controller.installer.CsarInstaller;
import org.onap.clamp.clds.sdc.controller.installer.CsarInstallerImpl;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Profile;

@Configuration
@Profile("clamp-sdc-controller")
public class CldsSdcControllerConfiguration {

    private static final EELFLogger logger = EELFManager.getInstance().getLogger(CldsSdcControllerConfiguration.class);
    private List<SdcSingleController> sdcControllersList = new ArrayList<>();

    @PostConstruct
    public void loadSdcControllers(
            @Qualifier("sdcControllersConfiguration") SdcControllersConfiguration sdcControllersConfig) {
        sdcControllersConfig.getAllDefinedControllers().forEach((k, v) -> {
            SdcSingleController sdcController = getSdcSingleController(v);
            try {
                sdcController.initSdc();
            } catch (SdcControllerException e) {
                logger.error("Exception caught during initialization of sdc controller", e);
            }
            sdcControllersList.add(getSdcSingleController(v));
        });
    }

    @PreDestroy
    public void killSdcControllers() {
        sdcControllersList.forEach(e -> {
            try {
                e.closeSdc();
            } catch (SdcControllerException e1) {
                logger.error("Exception caught during initialization of sdc controller", e);
            }
        });
    }

    @Bean(name = "csarInstaller")
    public CsarInstaller getCsarInstaller() {
        return new CsarInstallerImpl();
    }

    @Bean(name = "sdcSingleController")
    public SdcSingleController getSdcSingleController(SdcSingleControllerConfiguration sdcControllerConfig) {
        return new SdcSingleController(sdcControllerConfig, true);
    }

    @Bean(name = "sdcControllersConfiguration")
    public SdcControllersConfiguration getSdcControllersConfiguration() {
        return new SdcControllersConfiguration();
    }
}