/*
 *
 *  * ============LICENSE_START=======================================================
 *  *  org.onap.dcae
 *  *  ================================================================================
 *  *  Copyright (c) 2020  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=========================================================
 *
 *
 */

package org.onap.blueprintgenerator.service.common;

import org.onap.blueprintgenerator.constants.Constants;
import org.onap.blueprintgenerator.model.common.ExternalTlsInfo;
import org.onap.blueprintgenerator.model.componentspec.OnapComponentSpec;
import org.onap.blueprintgenerator.service.base.BlueprintHelperService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

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

/**
 * @author : Ravi Mantena
 * @date 10/16/2020 Application: ONAP - Blueprint Generator Common ONAP Service to add External TLS
 * Info
 */
@Service
public class ExternalTlsInfoFactoryService extends ExternalCertificateDataFactoryService {

    @Autowired
    private ExternalCertificateParametersFactoryService externalCertificateParametersFactoryService;

    @Autowired
    private BlueprintHelperService blueprintHelperService;

    /**
     * Creates External TLS Info from Component Spec
     *
     * @param cs ComponentSpec
     * @return
     */
    public ExternalTlsInfo createFromComponentSpec(OnapComponentSpec cs) {
        ExternalTlsInfo externalTlsInfoBp = new ExternalTlsInfo();
        Map<String, Object> tlsInfoCs = cs.getAuxilary().getTls_info();

        externalTlsInfoBp.setExternalCertDirectory(
            (String) tlsInfoCs.get(Constants.CERT_DIRECTORY_FIELD));
        externalTlsInfoBp
            .setUseExternalTls(createPrefixedGetInput(Constants.USE_EXTERNAL_TLS_FIELD));
        externalTlsInfoBp.setCaName(createPrefixedGetInput(Constants.CA_NAME_FIELD));
        externalTlsInfoBp.setCertType(createPrefixedGetInput(Constants.CERT_TYPE_FIELD));
        externalTlsInfoBp.setExternalCertificateParameters(
            externalCertificateParametersFactoryService.create());

        return externalTlsInfoBp;
    }

    /**
     * Creates Input List for External TLS Info from Component Spec
     *
     * @param cs ComponentSpec
     * @return
     */
    public Map<String, LinkedHashMap<String, Object>> createInputListFromComponentSpec(
        OnapComponentSpec cs) {

        Map<String, LinkedHashMap<String, Object>> retInputs = new HashMap<>();

        Map<String, Object> externalTlsInfoCs = cs.getAuxilary().getTls_info();
        LinkedHashMap<String, Object> useTlsFlagInput =
            blueprintHelperService.createBooleanInput(
                "Flag to indicate external tls enable/disable.",
                externalTlsInfoCs.get(Constants.USE_EXTERNAL_TLS_FIELD));
        retInputs.put(addPrefix(Constants.USE_EXTERNAL_TLS_FIELD), useTlsFlagInput);

        LinkedHashMap<String, Object> caNameInputMap =
            blueprintHelperService.createStringInput(
                "Name of Certificate Authority configured on CertService side.",
                Constants.DEFAULT_CA);
        retInputs.put(addPrefix(Constants.CA_NAME_FIELD), caNameInputMap);

        LinkedHashMap<String, Object> certTypeInputMap =
            blueprintHelperService.createStringInput(
                "Format of provided certificates", Constants.DEFAULT_CERT_TYPE);
        retInputs.put(addPrefix(Constants.CERT_TYPE_FIELD), certTypeInputMap);

        retInputs.putAll(externalCertificateParametersFactoryService.createInputList());
        return retInputs;
    }
}