/*
    * Licensed to the Apache Software Foundation (ASF) under one or more
    * contributor license agreements. See the NOTICE file distributed with
    * this work for additional information regarding copyright ownership.
    * The ASF licenses this file to You 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.apache.logging.log4j.catalog.jpa.model;
  
  import org.apache.commons.lang3.builder.EqualsBuilder;
  import org.apache.commons.lang3.builder.HashCodeBuilder;
  import org.apache.logging.log4j.catalog.api.DataType;
  import org.apache.logging.log4j.catalog.jpa.converter.BooleanToStringConverter;
  import org.apache.logging.log4j.catalog.jpa.converter.DataTypeConverter;
  
  import javax.persistence.CascadeType;
  import javax.persistence.CollectionTable;
  import javax.persistence.Column;
  import javax.persistence.Convert;
  import javax.persistence.ElementCollection;
  import javax.persistence.Entity;
  import javax.persistence.FetchType;
  import javax.persistence.GeneratedValue;
  import javax.persistence.GenerationType;
  import javax.persistence.Id;
  import javax.persistence.JoinColumn;
  import javax.persistence.OneToMany;
  import javax.persistence.Table;
  import javax.persistence.UniqueConstraint;
  import java.io.Serializable;
  import java.util.HashSet;
  import java.util.Set;
  
  @Entity
  @Table(name = "EVENT_ATTRIBUTE",
          uniqueConstraints = { @UniqueConstraint(columnNames = { "NAME" })})
  public class AttributeModel implements Serializable {
      private static final long serialVersionUID = -756109102178482698L;
  
      @Id
      @GeneratedValue(strategy= GenerationType.IDENTITY)
      @Column(name = "ID", updatable = false, nullable = false)
      private Long id;
      @Column(name = "NAME")
      private String name;
      @Column(name = "DISPLAY_NAME")
      private String displayName;
      @Column(name = "DESCRIPTION")
      private String description;
      @Column(name = "CATALOG_ID")
      private String catalogId;
      @Column(name = "DATATYPE")
      @Convert(converter=DataTypeConverter.class)
      private DataType dataType;
      @Column(name = "INDEXED")
      @Convert(converter=BooleanToStringConverter.class)
      private boolean indexed;
      @Column(name = "SORTABLE")
      @Convert(converter=BooleanToStringConverter.class)
      private boolean sortable;
      @Column(name = "REQUIRED")
      @Convert(converter=BooleanToStringConverter.class)
      private boolean required;
      @Column(name = "REQUEST_CONTEXT")
      @Convert(converter=BooleanToStringConverter.class)
      private boolean requestContext;
      @ElementCollection(fetch = FetchType.EAGER)
      @CollectionTable(name = "attribute_examples", joinColumns = @JoinColumn(name = "attribute_id"))
      @Column(name = "example")
      private Set<String> examples = new HashSet<>();
      @ElementCollection(fetch = FetchType.EAGER)
      @CollectionTable(name = "attribute_aliases", joinColumns = @JoinColumn(name = "attribute_id"))
      @Column(name = "alias")
      private Set<String> aliases = new HashSet<>();
      @OneToMany(fetch = FetchType.EAGER, mappedBy = "attribute", cascade = CascadeType.ALL)
      private Set<ConstraintModel> constraints;
  
      public AttributeModel() {
          catalogId = "DEFAULT";
      }
  
  
      /**
       * Returns the id of the AttributeDto.
       * @return
       */
      public Long getId() {
          return id;
      }
  
     /**
      * Set the id of the AttributeDto.
      * @param id
      */
     public void setId(Long id) {
         this.id = id;
     }
 
     /**
      * Returns the name of the AttributeDto.
      */
     public String getName() {
         return name;
     }
 
     /**
      * Set the name of the AttributeDto.
      * @param name the name of the attribute.
      */
     public void setName(String name) {
         this.name = name;
     }
 
     /**
      * Returns the name used when displaying the attribute.
      * @return the display name of the attribute.
      */
     public String getDisplayName() {
         return displayName;
     }
 
     /**
      * Set the name to be displayed for this attribute.
      * @param name the display name for the attribute.
      */
     public void setDisplayName(String name) {
         this.displayName = name;
     }
 
     /**
      * Returns the description of the attribute.
      * @return the description of the attribute.
      */
     public String getDescription() {
         return description;
     }
 
     /**
      * Set the description of the attribute.
      * @param description the description of the attribute.
      */
     public void setDescription(String description) {
         this.description = description;
     }
 
     /**
      * Returns the data type of this attribute.
      * @return the data type of the attribute.
      */
     public DataType getDataType() {
         return dataType;
     }
 
     /**
      * Set the data type of the attribute.
      * @param dataType the data type of the attribute.
      */
     public void setDataType(DataType dataType) {
         this.dataType = dataType;
     }
 
     /**
      * Identifies whether this attribute is an index.
      * @return true if this attribute is an index, false otherwise.
      */
     public boolean isIndexed() {
         return indexed;
     }
 
     /**
      * Set whether this attribute is an index.
      * @param indexed true if this attribute is an index, false otherwise.
      */
     public void setIndexed(boolean indexed) {
         this.indexed = indexed;
     }
 
     /**
      * Returns whether a sort may be performed on this attribute.
      * @return true if a sort can be performed on this attribute, false otherwise.
      */
     public boolean isSortable() {
         return sortable;
     }
 
     /**
      * Set whether a sort may be performed on this attribute.
      * @param sortable true if a sort may be performed on this attribute, false otherwise.
      */
     public void setSortable(boolean sortable) {
         this.sortable = sortable;
     }
 
     /**
      * Returns whether this attribute is required.
      * @return true if this attribute is required, false otherwise.
      */
     public boolean isRequired() {
         return required;
     }
 
     /**
      * Set whether this attribute is required.
      * @param required true if this attribute is required, false otherwise.
      */
     public void setRequired(boolean required) {
         this.required = required;
     }
 
     /**
      * Returns whether this attribute is part of the RequestContext.
      * @return true if this attribute is part of the RequestContext, false otherwise.
      */
     public boolean isRequestContext() {
         return requestContext;
     }
 
     /**
      * Set whether this attribute is part of the RequestContext.
      * @param isRequestContext true if this attribute is part of the RequestContext, false otherwise.
      */
     public void setRequestContext(boolean isRequestContext) {
         this.requestContext = isRequestContext;
     }
 
     /**
      * Returns the List of example Strings.
      * @return the List of example Strings.
      */
     public Set<String> getExamples() {
         return examples;
     }
 
     /**
      * Sets the List of example Strings.
      * @param examples the List of example Strings.
      */
     public void setExamples(Set<String> examples) {
         this.examples = examples;
     }
 
     /**
      * Returns the List of alias Strings.
      * @return the List of alias Strings.
      */
     public Set<String> getAliases() {
         return aliases;
     }
 
     /**
      * Get the Catalog Id this attribute is associated with.
      * @return the catalog id or null.
      */
     public String getCatalogId() {
         return catalogId;
     }
 
     /**
      * Set the catalog id this attribute is associated with.
      * @param catalogId The catalog id or null.
      */
     public void setCatalogId(String catalogId) {
         this.catalogId = catalogId;
     }
 
     /**
      * Sets List of alias Strings.
      * @param aliases The List of alias Strings.
      */
     public void setAliases(Set<String> aliases) {
         this.aliases = aliases;
     }
 
     public Set<ConstraintModel> getConstraints() {
         return constraints;
     }
 
     public void setConstraints(Set<ConstraintModel> constraints) {
         if (constraints == null) {
             if (this.constraints == null) {
                 this.constraints = new HashSet<>();
             }
         } else {
             for (ConstraintModel constraint : constraints) {
                 if (constraint.getAttribute() != this) {
                     constraint.setAttribute(this);
                 }
             }
             this.constraints = constraints;
         }
     }
 
     /*
     public Set<EventAttributeModel> getAttributes() {
         return attributes;
     }
 
     public void setAttributes(Set<EventAttributeModel> attributes) {
         this.attributes = attributes;
     } */
 
     public int hashCode() {
         return new HashCodeBuilder().append(name).append(catalogId).toHashCode();
     }
 
     public boolean equals(Object o) {
         if (this == o) return true;
         if (o == null) return false;
         if (!(o instanceof AttributeModel)) return false;
 
         AttributeModel other = (AttributeModel)o;
         return new EqualsBuilder().append(name, other.name).append(catalogId, other.catalogId).isEquals();
     }
 }