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/*
  ============LICENSE_START=======================================================
  org.onap.aai
  ================================================================================
  Copyright © 2019-2020 Orange 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.aai.graphgraph.velocity;

public class VelocityAssociation extends VelocityId {

    private final String name;
    private final VelocityEntity fromEntity;
    private final VelocityEntity toEntity;
    private final String fromId = getRandomId();
    private final String toId = getRandomId();
    private final String multiplicity;
    private final boolean isComposition;

    public VelocityAssociation(
            VelocityEntity fromEntity, VelocityEntity toEntity,
            String name, String multiplicity, boolean isComposition
    ) {
        this.fromEntity = fromEntity;
        this.toEntity = toEntity;
        this.name = name;
        this.multiplicity = multiplicity;
        this.isComposition = isComposition;
    }

    public String getFromEntityName() {
        return fromEntity.getName();
    }

    public String getToEntityName() {
        return toEntity.getName();
    }

    public String getFromEntityId() {
        return fromEntity.getId();
    }

    public String getToEntityId() {
        return toEntity.getId();
    }

    public String getFromId() {
        return fromId;
    }

    public String getToId() {
        return toId;
    }

    public String getName() {
        return name;
    }

    public String getMultiplicity() {
        return multiplicity.toUpperCase();
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }

        VelocityAssociation that = (VelocityAssociation) o;

        if (!name.equals(that.name)) {
            return false;
        }
        if (!fromEntity.equals(that.fromEntity)) {
            return false;
        }
        return toEntity.equals(that.toEntity);
    }

    public boolean getIsComposition() {
        return isComposition;
    }

    @Override
    public String toString() {
        return "VelocityAssociation{" +
                "name='" + name + '\'' +
                ", fromEntity=" + fromEntity +
                ", toEntity=" + toEntity +
                '}';
    }

    @Override
    public int hashCode() {
        int result = name.hashCode();
        result = 31 * result + fromEntity.hashCode();
        result = 31 * result + toEntity.hashCode();
        return result;
    }
}