/*
    * The contents of this file are subject to the terms of the Common Development and
    * Distribution License (the License). You may not use this file except in compliance with the
    * License.
    *
    * You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the
    * specific language governing permission and limitations under the License.
    *
    * When distributing Covered Software, include this CDDL Header Notice in each file and include
   * the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL
   * Header, with the fields enclosed by brackets [] replaced by your own identifying
   * information: "Portions copyright [year] [name of copyright owner]".
   *
   * Copyright 2016 ForgeRock AS.
   */
  
  package org.forgerock.api.jackson;
  
  import static org.forgerock.api.jackson.JacksonUtils.*;
  import static org.forgerock.api.util.ValidationUtil.isEmpty;
  
  import java.math.BigDecimal;
  import java.util.Collections;
  import java.util.List;
  import java.util.Map;
  
  import javax.validation.ValidationException;
  
  import org.forgerock.api.enums.ReadPolicy;
  import org.forgerock.json.JsonValue;
  
  import com.fasterxml.jackson.annotation.JsonProperty;
  import com.fasterxml.jackson.module.jsonSchema.types.IntegerSchema;
  import org.forgerock.api.enums.WritePolicy;
  
  /**
   * An extension to the Jackson {@code IntegerSchema} that includes the custom CREST JSON Schema attributes.
   */
  class CrestIntegerSchema extends IntegerSchema implements CrestReadWritePoliciesSchema, OrderedFieldSchema, EnumSchema,
          ValidatableSchema, MultipleOfSchema, PropertyFormatSchema, MinimumMaximumSchema, WithExampleSchema<Long> {
      private WritePolicy writePolicy;
      private ReadPolicy readPolicy;
      private Boolean errorOnWritePolicyFailure;
      private Boolean returnOnDemand;
      private Integer propertyOrder;
      private Double multipleOf;
      private String propertyFormat;
      private BigDecimal propertyMinimum;
      private BigDecimal propertyMaximum;
      @JsonProperty
      private Map<String, List<String>> options;
      private Long example;
  
      @Override
      public WritePolicy getWritePolicy() {
          return writePolicy;
      }
  
      @Override
      public void setWritePolicy(WritePolicy policy) {
          this.writePolicy = policy;
      }
  
      @Override
      public ReadPolicy getReadPolicy() {
          return readPolicy;
      }
  
      @Override
      public void setReadPolicy(ReadPolicy readPolicy) {
          this.readPolicy = readPolicy;
      }
  
      @Override
      public Boolean getErrorOnWritePolicyFailure() {
          return errorOnWritePolicyFailure;
      }
  
      @Override
      public void setErrorOnWritePolicyFailure(Boolean errorOnWritePolicyFailure) {
          this.errorOnWritePolicyFailure = errorOnWritePolicyFailure;
      }
  
      @Override
      public Boolean getReturnOnDemand() {
          return returnOnDemand;
      }
  
      @Override
      public void setReturnOnDemand(Boolean returnOnDemand) {
          this.returnOnDemand = returnOnDemand;
      }
  
      @Override
      public Integer getPropertyOrder() {
          return propertyOrder;
      }
  
      @Override
     public void setPropertyOrder(Integer order) {
         this.propertyOrder = order;
     }
 
     @Override
     public List<String> getEnumTitles() {
         return options == null ? null : options.get(ENUM_TITLES);
     }
 
     @Override
     public void setEnumTitles(List<String> titles) {
         this.options = Collections.singletonMap(ENUM_TITLES, titles);
     }
 
     @Override
     public void validate(JsonValue object) throws ValidationException {
         if (!object.isNumber()) {
             throw new ValidationException("Expected integer, but got " + object.getObject());
         }
         Number number = object.asNumber();
         if (!(number instanceof Integer || number instanceof Long)) {
             throw new ValidationException("Expected integer, but got " + object.getObject());
         }
         validateMaximumAndMinimum(number, getMaximum(), getExclusiveMaximum(), getMinimum(), getExclusiveMinimum());
         validateFormatForNumber(format);
         validateEnum(enums, number.toString());
     }
 
     @Override
     public Double getMultipleOf() {
         return multipleOf;
     }
 
     @Override
     public void setMultipleOf(Double multipleOf) {
         this.multipleOf = multipleOf;
     }
 
     /**
      * Gets read-only property. This method overrides the superclass' definition of "readOnly" being all lower-case,
      * via the {@code JsonProperty} annotation.
      *
      * @return {@code true} if property is read-only, otherwise {@code false} or {@code null}
      */
     @JsonProperty("readOnly")
     @Override
     public Boolean getReadonly() {
         return super.getReadonly();
     }
 
     // This method overrides the superclass' definition of "format" via JsonProperty annotation
     @JsonProperty("format")
     @Override
     public String getPropertyFormat() {
         if (!isEmpty(propertyFormat)) {
             return propertyFormat;
         }
         // fallback to old behavior
         return format == null ? null : format.toString();
     }
 
     @Override
     public void setPropertyFormat(String propertyFormat) {
         this.propertyFormat = propertyFormat;
     }
 
     // This method overrides the superclass' definition of "minimum" via JsonProperty annotation
     @JsonProperty("minimum")
     @Override
     public BigDecimal getPropertyMinimum() {
         return propertyMinimum;
     }
 
     @Override
     public void setPropertyMinimum(BigDecimal propertyMinimum) {
         this.propertyMinimum = propertyMinimum;
     }
 
     // This method overrides the superclass' definition of "maximum" via JsonProperty annotation
     @JsonProperty("maximum")
     @Override
     public BigDecimal getPropertyMaximum() {
         return propertyMaximum;
     }
 
     @Override
     public void setPropertyMaximum(BigDecimal propertyMaximum) {
         this.propertyMaximum = propertyMaximum;
     }
 
     @Override
     public Long getExample() {
         return example;
     }
 
     @Override
     public void setExample(String example) {
         this.example = Long.valueOf(example);
     }
 }