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<!--
  ============LICENSE_START=======================================================
  drools-pdp-apps Control Loop Drools Templates
  ================================================================================
  Copyright (C) 2017 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=========================================================
  -->

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">

	<modelVersion>4.0.0</modelVersion>
    
	<artifactId>templates</artifactId>
    <packaging>pom</packaging>

    <parent>
        <groupId>org.onap.policy.drools-applications</groupId>
        <artifactId>controlloop</artifactId>
	    <version>1.1.2-SNAPSHOT</version>
    </parent>

    <modules>
    	<module>template.demo</module>
    	<module>archetype-cl-amsterdam</module>
    </modules>


</project>
mber */ .highlight .s { color: #e6db74 } /* Literal.String */ .highlight .na { color: #a6e22e } /* Name.Attribute */ .highlight .nb { color: #f8f8f2 } /* Name.Builtin */ .highlight .nc { color: #a6e22e } /* Name.Class */ .highlight .no { color: #66d9ef } /* Name.Constant */ .highlight .nd { color: #a6e22e } /* Name.Decorator */ .highlight .ni { color: #f8f8f2 } /* Name.Entity */ .highlight .ne { color: #a6e22e } /* Name.Exception */ .highlight .nf { color: #a6e22e } /* Name.Function */ .highlight .nl { color: #f8f8f2 } /* Name.Label */ .highlight .nn { color: #f8f8f2 } /* Name.Namespace */ .highlight .nx { color: #a6e22e } /* Name.Other */ .highlight .py { color: #f8f8f2 } /* Name.Property */ .highlight .nt { color: #f92672 } /* Name.Tag */ .highlight .nv { color: #f8f8f2 } /* Name.Variable */ .highlight .ow { color: #f92672 } /* Operator.Word */ .highlight .w { color: #f8f8f2 } /* Text.Whitespace */ .highlight .mb { color: #ae81ff } /* Literal.Number.Bin */ .highlight .mf { color: #ae81ff } /* Literal.Number.Float */ .highlight .mh { color: #ae81ff } /* Literal.Number.Hex */ .highlight .mi { color: #ae81ff } /* Literal.Number.Integer */ .highlight .mo { color: #ae81ff } /* Literal.Number.Oct */ .highlight .sa { color: #e6db74 } /* Literal.String.Affix */ .highlight .sb { color: #e6db74 } /* Literal.String.Backtick */ .highlight .sc { color: #e6db74 } /* Literal.String.Char */ .highlight .dl { color: #e6db74 } /* Literal.String.Delimiter */ .highlight .sd { color: #e6db74 } /* Literal.String.Doc */ .highlight .s2 { color: #e6db74 } /* Literal.String.Double */ .highlight .se { color: #ae81ff } /* Literal.String.Escape */ .highlight .sh { color: #e6db74 } /* Literal.String.Heredoc */ .highlight .si { color: #e6db74 } /* Literal.String.Interpol */ .highlight .sx { color: #e6db74 } /* Literal.String.Other */ .highlight .sr { color: #e6db74 } /* Literal.String.Regex */ .highlight .s1 { color: #e6db74 } /* Literal.String.Single */ .highlight .ss { color: #e6db74 } /* Literal.String.Symbol */ .highlight .bp { color: #f8f8f2 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #a6e22e } /* Name.Function.Magic */ .highlight .vc { color: #f8f8f2 } /* Name.Variable.Class */ .highlight .vg { color: #f8f8f2 } /* Name.Variable.Global */ .highlight .vi { color: #f8f8f2 } /* Name.Variable.Instance */ .highlight .vm { color: #f8f8f2 } /* Name.Variable.Magic */ .highlight .il { color: #ae81ff } /* Literal.Number.Integer.Long */ } @media (prefers-color-scheme: light) { .highlight .hll { background-color: #ffffcc } .highlight .c { color: #888888 } /* Comment */ .highlight .err { color: #a61717; background-color: #e3d2d2 } /* Error */ .highlight .k { color: #008800; font-weight: bold } /* Keyword */ .highlight .ch { color: #888888 } /* Comment.Hashbang */ .highlight .cm { color: #888888 } /* Comment.Multiline */ .highlight .cp { color: #cc0000; font-weight: bold } /* Comment.Preproc */ .highlight .cpf { color: #888888 } /* Comment.PreprocFile */ .highlight .c1 { color: #888888 } /* Comment.Single */ .highlight .cs { color: #cc0000; font-weight: bold; background-color: #fff0f0 } /* Comment.Special */ .highlight .gd { color: #000000; background-color: #ffdddd } /* Generic.Deleted */ .highlight .ge { font-style: italic } /* Generic.Emph */ .highlight .gr { color: #aa0000 } /* Generic.Error */ .highlight .gh { color: #333333 } /* Generic.Heading */ .highlight .gi { color: #000000; background-color: #ddffdd } /* Generic.Inserted */ .highlight .go { color: #888888 } /* Generic.Output */ .highlight .gp { color: #555555 } /* Generic.Prompt */ .highlight .gs { font-weight: bold } /* Generic.Strong */ .highlight .gu { color: #666666 } /* Generic.Subheading */ .highlight .gt { color: #aa0000 } /* Generic.Traceback */ .highlight .kc { color: #008800; font-weight: bold } /* Keyword.Constant */ .highlight .kd { color: #008800; font-weight: bold } /* Keyword.Declaration */ .highlight .kn { color: #008800; font-weight: bold } /* Keyword.Namespace */ .highlight .kp { color: #008800 } /* Keyword.Pseudo */ .highlight .kr { color: #008800; font-weight: bold } /* Keyword.Reserved */ .highlight .kt { color: #888888; font-weight: bold } /* Keyword.Type */ .highlight .m { color: #0000DD; font-weight: bold } /* Literal.Number */ .highlight .s { color: #dd2200; background-color: #fff0f0 } /* Literal.String */ .highlight .na { color: #336699 } /* Name.Attribute */ .highlight .nb { color: #003388 } /* Name.Builtin */ .highlight .nc { color: #bb0066; font-weight: bold } /* Name.Class */ .highlight .no { color: #003366; font-weight: bold } /* Name.Constant */ .highlight .nd { color: #555555 } /* Name.Decorator */ .highlight .ne { color: #bb0066; font-weight: bold } /* Name.Exception */ .highlight .nf { color: #0066bb; font-weight: bold } /* Name.Function */ .highlight .nl { color: #336699; font-style: italic } /* Name.Label */ .highlight .nn { color: #bb0066; font-weight: bold } /* Name.Namespace */ .highlight .py { color: #336699; font-weight: bold } /* Name.Property */ .highlight .nt { color: #bb0066; font-weight: bold } /* Name.Tag */ .highlight .nv { color: #336699 } /* Name.Variable */ .highlight .ow { color: #008800 } /* Operator.Word */ .highlight .w { color: #bbbbbb } /* Text.Whitespace */ .highlight .mb { color: #0000DD; font-weight: bold } /* Literal.Number.Bin */ .highlight .mf { color: #0000DD; font-weight: bold } /* Literal.Number.Float */ .highlight .mh { color: #0000DD; font-weight: bold } /* Literal.Number.Hex */ .highlight .mi { color: #0000DD; font-weight: bold } /* Literal.Number.Integer */ .highlight .mo { color: #0000DD; font-weight: bold } /* Literal.Number.Oct */ .highlight .sa { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Affix */ .highlight .sb { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Backtick */ .highlight .sc { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Char */ .highlight .dl { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Delimiter */ .highlight .sd { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Doc */ .highlight .s2 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Double */ .highlight .se { color: #0044dd; background-color: #fff0f0 } /* Literal.String.Escape */ .highlight .sh { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Heredoc */ .highlight .si { color: #3333bb; background-color: #fff0f0 } /* Literal.String.Interpol */ .highlight .sx { color: #22bb22; background-color: #f0fff0 } /* Literal.String.Other */ .highlight .sr { color: #008800; background-color: #fff0ff } /* Literal.String.Regex */ .highlight .s1 { color: #dd2200; background-color: #fff0f0 } /* Literal.String.Single */ .highlight .ss { color: #aa6600; background-color: #fff0f0 } /* Literal.String.Symbol */ .highlight .bp { color: #003388 } /* Name.Builtin.Pseudo */ .highlight .fm { color: #0066bb; font-weight: bold } /* Name.Function.Magic */ .highlight .vc { color: #336699 } /* Name.Variable.Class */ .highlight .vg { color: #dd7700 } /* Name.Variable.Global */ .highlight .vi { color: #3333bb } /* Name.Variable.Instance */ .highlight .vm { color: #336699 } /* Name.Variable.Magic */ .highlight .il { color: #0000DD; font-weight: bold } /* Literal.Number.Integer.Long */ }
/*
 * Copyright © 2016-2017 European Support Limited
 *
 * 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 org.openecomp.activityspec.be.impl;

import static org.openecomp.activityspec.api.rest.types.ActivitySpecAction.CERTIFY;
import static org.openecomp.activityspec.api.rest.types.ActivitySpecAction.DELETE;
import static org.openecomp.activityspec.api.rest.types.ActivitySpecAction.DEPRECATE;
import static org.openecomp.sdc.versioning.dao.types.VersionStatus.Certified;
import static org.openecomp.sdc.versioning.dao.types.VersionStatus.Deleted;
import static org.openecomp.sdc.versioning.dao.types.VersionStatus.Deprecated;
import static org.openecomp.sdc.versioning.dao.types.VersionStatus.Draft;

import java.util.Collection;
import java.util.Collections;
import java.util.EnumMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.function.Predicate;
import org.openecomp.activityspec.api.rest.types.ActivitySpecAction;
import org.openecomp.activityspec.be.ActivitySpecManager;
import org.openecomp.activityspec.be.dao.ActivitySpecDao;
import org.openecomp.activityspec.be.dao.types.ActivitySpecEntity;
import org.openecomp.activityspec.be.datatypes.ItemType;
import org.openecomp.activityspec.utils.ActivitySpecConstant;
import org.openecomp.core.dao.UniqueValueDao;
import org.openecomp.core.util.UniqueValueUtil;
import org.openecomp.sdc.common.errors.CoreException;
import org.openecomp.sdc.common.errors.ErrorCategory;
import org.openecomp.sdc.common.errors.ErrorCode;
import org.openecomp.sdc.common.errors.SdcRuntimeException;
import org.openecomp.sdc.logging.api.Logger;
import org.openecomp.sdc.logging.api.LoggerFactory;
import org.openecomp.sdc.versioning.ItemManager;
import org.openecomp.sdc.versioning.VersioningManager;
import org.openecomp.sdc.versioning.dao.types.Version;
import org.openecomp.sdc.versioning.dao.types.VersionStatus;
import org.openecomp.sdc.versioning.types.Item;
import org.openecomp.sdc.versioning.types.VersionCreationMethod;

public class ActivitySpecManagerImpl implements ActivitySpecManager {

  private static final Map<VersionStatus, Transition> TRANSITIONS;

  static {
    TRANSITIONS = new EnumMap<>(VersionStatus.class);
    TRANSITIONS.put(Certified, new Transition("Certify", Draft));
    TRANSITIONS.put(Deprecated, new Transition("Deprecate", Certified));
    TRANSITIONS.put(Deleted, new Transition("Delete", Deprecated));
  }

  private final ItemManager itemManager;
  private final VersioningManager versioningManager;
  private final ActivitySpecDao activitySpecDao;
  private final UniqueValueUtil uniqueValueUtil;
  private static final String ACTIVITY_SPEC_NAME = "ActivitySpec.Name";
  private static final Logger LOGGER =
      LoggerFactory.getLogger(ActivitySpecManagerImpl.class);

  public ActivitySpecManagerImpl(ItemManager itemManager,
                                 VersioningManager versioningManager,
                                 ActivitySpecDao activitySpecDao,
                                 UniqueValueDao uniqueValueDao) {
    this.itemManager = itemManager;
    this.versioningManager = versioningManager;
    this.activitySpecDao = activitySpecDao;
    this.uniqueValueUtil = new UniqueValueUtil(uniqueValueDao);
  }

  @Override
  public ActivitySpecEntity createActivitySpec(ActivitySpecEntity activitySpecEntity) {

    validateUniqueValue(activitySpecEntity);

    Item item = getActivitySpecItem(activitySpecEntity);
    item = itemManager.create(item);

    Version version = getActivitySpecVersion(activitySpecEntity);
    versioningManager.create(item.getId(), version, VersionCreationMethod.major);

    enrichActivitySpec(item, version, activitySpecEntity);
    activitySpecDao.create(activitySpecEntity);

    uniqueValueUtil.createUniqueValue(ACTIVITY_SPEC_NAME, activitySpecEntity.getName());
    return activitySpecEntity;
  }

  private void validateUniqueValue(ActivitySpecEntity activitySpecEntity) {
    try {
      uniqueValueUtil.validateUniqueValue(ACTIVITY_SPEC_NAME, activitySpecEntity.getName());
    } catch (CoreException exception) {
      throw new CoreException(new ErrorCode.ErrorCodeBuilder()
          .withCategory(ErrorCategory.APPLICATION)
          .withId(exception.code().id())
          .withMessage("name already in use").build());
    }
  }

  private Version getActivitySpecVersion(ActivitySpecEntity activitySpecEntity) {
    return activitySpecEntity.getVersion() == null ? new Version()
        : activitySpecEntity.getVersion();

  }

  @Override
  public ActivitySpecEntity get(ActivitySpecEntity activitySpec) {
    activitySpec.setVersion(calculateLatestVersion(activitySpec.getId(),activitySpec.getVersion()
        ));
    ActivitySpecEntity retrieved = null;
    try {
      retrieved = activitySpecDao.get(activitySpec);
    } catch (SdcRuntimeException runtimeException) {
      LOGGER.error("Failed to retrieve activity spec for activitySpecId: " + activitySpec.getId()
          + " and version: "
          + activitySpec.getVersion().getId(), runtimeException);
      validateActivitySpecExistence(activitySpec.getId(), activitySpec.getVersion());
    }
    if (retrieved != null) {
      final Version retrievedVersion = versioningManager.get(activitySpec.getId(),
          activitySpec.getVersion());
      retrieved.setStatus(Objects.nonNull(retrievedVersion) ? retrievedVersion.getStatus().name()
          : null);
    }
    return retrieved;
  }

  @Override
  public void update(ActivitySpecEntity activitySpec) {

    ActivitySpecEntity previousActivitySpec = get(activitySpec);

    if (!activitySpec.getName().equals(previousActivitySpec.getName())) {
      validateUniqueValue(activitySpec);
    }

    activitySpecDao.update(activitySpec);

    if (!activitySpec.getName().equals(previousActivitySpec.getName())) {
      uniqueValueUtil.createUniqueValue(ACTIVITY_SPEC_NAME, activitySpec.getName());
      itemManager.updateName(activitySpec.getId(), activitySpec.getName());
      uniqueValueUtil.deleteUniqueValue(ACTIVITY_SPEC_NAME, previousActivitySpec.getName());
    }
  }

  @Override
  public void actOnAction(String activitySpecId, String versionId, ActivitySpecAction action) {
    Version version = new Version(versionId);
    version = calculateLatestVersion(activitySpecId, version);
    if (action == CERTIFY) {
      version.setStatus(Certified);
    }
    if (action == DEPRECATE) {
      version.setStatus(Deprecated);
    }
    if (action == DELETE) {
      version.setStatus(Deleted);
    }

    updateVersionStatus(activitySpecId, action, version);
    if (action == DELETE) {
      ActivitySpecEntity entity = new ActivitySpecEntity();
      entity.setId(activitySpecId);
      entity.setVersion(version);
      final ActivitySpecEntity activitySpecEntity = get(entity);
      uniqueValueUtil.deleteUniqueValue(ACTIVITY_SPEC_NAME, activitySpecEntity.getName());
    }
  }

  private void updateVersionStatus(String activitySpecId, ActivitySpecAction action,
      Version version) {
    VersionStatus prevVersionStatus = null;
    Version retrievedVersion = null;
    try {
      retrievedVersion = versioningManager.get(activitySpecId, version);
    } catch (SdcRuntimeException exception) {
      LOGGER.error("Failed to get version for activitySpecId: " + activitySpecId
              + " and version: " + version.getId(), exception);
      validateActivitySpecExistence(activitySpecId, version);

    }

    VersionStatus status = version.getStatus();
    Transition transition = TRANSITIONS.get(status);
    if (transition != null) {
      String errMsg = String.format("Activity Spec is in an invalid state",
          transition.action, activitySpecId, transition.prevStatus);
      validateStatus(Objects.nonNull(retrievedVersion) ? retrievedVersion.getStatus() : null,
          transition.prevStatus, errMsg);
      prevVersionStatus = transition.prevStatus;
    }

    if (Objects.nonNull(retrievedVersion)) {
      retrievedVersion.setStatus(status);
      versioningManager.updateVersion(activitySpecId, retrievedVersion);
      itemManager.updateVersionStatus(activitySpecId, status, prevVersionStatus);
      versioningManager.publish(activitySpecId, retrievedVersion, "actionOnActivitySpec :"
          + action.name());
    }
  }

  private void validateActivitySpecExistence(String activitySpecId, Version version) {
    throw new CoreException(new ErrorCode.ErrorCodeBuilder()
        .withCategory(ErrorCategory.APPLICATION)
        .withId("ACTIVITYSPEC_NOT_FOUND")
        .withMessage("No Activity Spec found for the given identifiers")
        .build());
  }

  private void validateStatus(VersionStatus retrievedVersionStatus,
      VersionStatus expectedVersionStatus, String errorMessage) {
    if (retrievedVersionStatus != expectedVersionStatus) {
      throw new CoreException(new ErrorCode.ErrorCodeBuilder()
          .withCategory(ErrorCategory.APPLICATION)
          .withId("STATUS_NOT_" + expectedVersionStatus.name().toUpperCase())
          .withMessage(errorMessage).build());
    }
  }

  private Version calculateLatestVersion(String activitySpecId, Version version) {
    if (ActivitySpecConstant.VERSION_ID_DEFAULT_VALUE.equalsIgnoreCase(version.getId())) {
      List<Version> list = null;
      try {
        list = versioningManager.list(activitySpecId);
      } catch (SdcRuntimeException runtimeException) {
        LOGGER.error("Failed to list versions for activitySpecId "
            + activitySpecId, runtimeException);
        validateActivitySpecExistence(activitySpecId, version);
      }
      if (Objects.nonNull(list) && !list.isEmpty()) {
        return list.get(0);
      }
    }
    return version;
  }

  @Override
  public Collection<Item> list(String versionStatus) {
    Predicate<Item> itemPredicate;
    if (Objects.nonNull(versionStatus)) {

      VersionStatus statusEnumValue;

      try {
        statusEnumValue = VersionStatus.valueOf(versionStatus);
      } catch (IllegalArgumentException e) {
        LOGGER.debug("Unexpected value of VersionStatus {}", versionStatus);
        return Collections.emptyList();
      }

      itemPredicate = item -> ItemType.ACTIVITYSPEC.name().equals(item.getType())
          && item.getVersionStatusCounters().containsKey(statusEnumValue);

    } else {
      itemPredicate = item -> ItemType.ACTIVITYSPEC.name().equals(item.getType());
    }

    return itemManager.list(itemPredicate);
  }

  private void enrichActivitySpec(Item item, Version version,
                                  ActivitySpecEntity activitySpecEntity) {
    activitySpecEntity.setId(item.getId());
    activitySpecEntity.setVersion(version);
  }

  private Item getActivitySpecItem(ActivitySpecEntity activitySpecEntity) {
    Item item = new Item();
    item.setType(ItemType.ACTIVITYSPEC.name());
    item.setName(activitySpecEntity.getName());
    if (activitySpecEntity.getId() != null) {
      item.setId(activitySpecEntity.getId());
    }
    item.addProperty(ActivitySpecConstant.CATEGORY_ATTRIBUTE_NAME,
        activitySpecEntity.getCategoryList());
    return item;
  }

  private static class Transition {

    private final String action;
    private final VersionStatus prevStatus;

    private Transition(String action, VersionStatus prevStatus) {
      this.action = action;
      this.prevStatus = prevStatus;
    }
  }

}