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/*-
 * ============LICENSE_START=======================================================
 * SDC
 * ================================================================================
 * 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.openecomp.sdc.be.components.validation.service;

import org.apache.commons.lang3.StringUtils;
import org.openecomp.sdc.be.components.impl.exceptions.ByActionStatusComponentException;
import org.openecomp.sdc.be.components.impl.exceptions.ByResponseFormatComponentException;
import org.openecomp.sdc.be.dao.api.ActionStatus;
import org.openecomp.sdc.be.impl.ComponentsUtils;
import org.openecomp.sdc.be.model.Service;
import org.openecomp.sdc.be.model.User;
import org.openecomp.sdc.be.resources.data.auditing.AuditingActionEnum;
import org.openecomp.sdc.common.log.wrappers.Logger;
import org.openecomp.sdc.common.util.ValidationUtils;
import org.openecomp.sdc.exception.ResponseFormat;

@org.springframework.stereotype.Component
public class ServiceNamingPolicyValidator implements ServiceFieldValidator {

    private static final Logger log = Logger.getLogger(ServiceNamingPolicyValidator.class.getName());
    private ComponentsUtils componentsUtils;

    public ServiceNamingPolicyValidator(ComponentsUtils componentsUtils) {
        this.componentsUtils = componentsUtils;
    }

    @Override
    public void validateAndCorrectField(User user, Service service, AuditingActionEnum actionEnum) {
        Boolean isEcompGeneratedCurr = service.isEcompGeneratedNaming();
        String namingPolicyUpdate = service.getNamingPolicy();
        if (isEcompGeneratedCurr == null) {
            throw new ByActionStatusComponentException(ActionStatus.MISSING_ECOMP_GENERATED_NAMING);
        }
        if (isEcompGeneratedCurr) {
            if (StringUtils.isEmpty(namingPolicyUpdate)) {
                return;
            }
            if (!ValidationUtils.validateServiceNamingPolicyLength(namingPolicyUpdate)) {
                ResponseFormat responseFormat = componentsUtils
                    .getResponseFormat(ActionStatus.NAMING_POLICY_EXCEEDS_LIMIT, "" + ValidationUtils.SERVICE_NAMING_POLICY_MAX_SIZE);
                throw new ByResponseFormatComponentException(responseFormat);
            }
            if (!ValidationUtils.validateCommentPattern(namingPolicyUpdate)) {
                throw new ByActionStatusComponentException(ActionStatus.INVALID_NAMING_POLICY);
            }
        } else {
            if (StringUtils.isNotEmpty(namingPolicyUpdate)) {
                log.warn("NamingPolicy must be empty for EcompGeneratedNaming=false");
            }
            service.setNamingPolicy("");
        }
    }
}